Pair Name Domain1 SCOP ID1 Range1 Domain2 SCOP ID2 Range2 SCOP Class SCOP Fold SCOP Superfamily SCOP Family SCOP Protein d19hca_ 19hc_A1 d19hca_ (A1-A135) 19hc_A2 d19hca_ (A169-A292) All alpha proteins Multiheme cytochromes Multiheme cytochromes Cytochrome c3-like Nine-heme cytochrome c d1a4pa_ 1a4p_A1 d1a4pa_ (A1-A45) 1a4p_A2 d1a4pa_ (A46-A92) All alpha proteins EF Hand-like EF-hand S100 proteins Calcyclin (S100) d1a4sa_ 1a4s_A1 d1a4sa_ (A152-A265) 1a4s_A2 d1a4sa_ (A266-A462) Alpha and beta proteins (a/b) ALDH-like ALDH-like ALDH-like Aldehyde reductase (dehydrogenase), ALDH d1a6da1 1a6d_A1 d1a6da1 (A17-A49,A50-A118) 1a6d_A2 d1a6da1 (A119-A145,A404-A519) All alpha proteins GroEL equatorial domain-like GroEL equatorial domain-like Group II chaperonin (CCT, TRIC), ATPase domain Thermosome, E domain d1a8l_1 1a8l_A1 d1a8l_1 (A1-A119) 1a8l_A2 d1a8l_2 (A120-A226) Alpha and beta proteins (a/b) Thioredoxin fold Thioredoxin-like PDI-like Protein disulfide isomerase, PDI d1af2a1 1af2_A1 d1af2a1 (A1-A150) 1af2_A2 d1af2a2 (A151-A294) Alpha and beta proteins (a/b) Cytidine deaminase-like Cytidine deaminase-like Cytidine deaminase Two-domain cytidine deaminase d1afwb1 1afw_B1 d1afwb1 (B25-B295) 1afw_B2 d1afwb2 (B296-B417) Alpha and beta proteins (a/b) Thiolase-like Thiolase-like Thiolase-related Thiolase d1ahja_ 1ahj_A1 d1ahja_ (A10-A119) 1ahj_A2 d1ahja_ (A120-A207) Alpha and beta proteins (a+b) Nitrile hydratase alpha chain Nitrile hydratase alpha chain Nitrile hydratase alpha chain Iron-containing nitrile hydratase d1ahua1 1ahu_A1 d1ahua1 (A274-A419) 1ahu_A2 d1ahua1 (A420-A560) Alpha and beta proteins (a+b) Ferredoxin-like FAD-linked oxidases, C-terminal domain Vanillyl-alcohol oxidase-like Vanillyl-alcohol oxidase d1ai3__ 1ai3_A1 d1ai3__ (A3-A220) 1ai3_A2 d1ai3__ (A221-A416) Alpha and beta proteins (a/b) Isocitrate/Isopropylmalate dehydrogenase-like Isocitrate/Isopropylmalate dehydrogenase-like Dimeric isocitrate & isopropylmalate dehydrogenases Isocitrate dehydrogenase, ICDH d1aj8a_ 1aj8_A1 d1aj8a_ (A6-A149) 1aj8_A2 d1aj8a_ (A150-A376) All alpha proteins Citrate synthase Citrate synthase Citrate synthase Citrate synthase d1ako__ 1ako_A1 d1ako__ (A1-A102) 1ako_A2 d1ako__ (A103-A268) Alpha and beta proteins (a+b) DNase I-like DNase I-like DNase I-like DNA-repair enzyme exonuclease III d1ala___1 1ala_A1 d1ala__ (3-87) 1ala_A2 d1ala__ (88-161) All alpha proteins Annexin Annexin Annexin Annexin V d1ala___2 1ala_A2 d1ala__ (88-161) 1ala_A3 d1ala__ (162-245) All alpha proteins Annexin Annexin Annexin Annexin V d1ala___3 1ala_A3 d1ala__ (160-245) 1ala_A4 d1ala__ (246-318) All alpha proteins Annexin Annexin Annexin Annexin V d1ala___4 1ala_A1 d1ala__ (3-87) 1ala_A4 d1ala__ (246-318) All alpha proteins Annexin Annexin Annexin Annexin V d1anv_2 1anv_A1 d1anv_2 (A266-A385) 1anv_A2 d1anv_3 (A386-A529) Small proteins Zn-binding domains of ADDBP Zn-binding domains of ADDBP Zn-binding domains of ADDBP First Zn-domain of early E2A DNA-binding protein, ADDBP d1aoa_1 1aoa_A1 d1aoa_1 (121-251) 1aoa_A2 d1aoa_2 (260-375) All alpha proteins CH domain-like Calponin-homology domain, CH-domain Calponin-homology domain, CH-domain Fimbrin (Plastin), actin-crosslinking domain d1aora2 1aor_A1 d1aora2 (A1-A117) 1aor_A2 d1aora2 (A118-A210) Alpha and beta proteins (a+b) Aldehyde ferredoxin oxidoreductase, N-terminal domain Aldehyde ferredoxin oxidoreductase, N-terminal domain Aldehyde ferredoxin oxidoreductase, N-terminal domain Aldehyde ferredoxin oxidoreductase d1at0__ 1at0_A1 d1at0__ (A258-A323) 1at0_A2 d1at0__ (A324-A402) All beta proteins Hedgehog/intein (Hint) domain Hedgehog/intein (Hint) domain Hedgehog C-terminal (Hog) autoprocessing domain Hedgehog d1avk_2 1avk_A1 d1avk_2 (A9-A96) 1avk_A2 d1avk_3 (A97-A211) Alpha and beta proteins (a+b) Cystatin-like Amine oxidase N-terminal region Amine oxidase N-terminal region Copper amine oxidase, domains 1 and 2 d1b24a1 1b24_A1 d1b24a1 (A7-A103) 1b24_A2 d1b24a2 (A104-A178) Alpha and beta proteins (a+b) Homing endonuclease-like Homing endonucleases Group I mobile intron endonuclease DNA endonuclease I-dmoI d1b3qa2 1b3q_A1 d1b3qa2 (A540-A599) 1b3q_A2 d1b3qa2 (A600-A671) All beta proteins OB-fold CheW-like CheW-like Histidine kinase CheA, C-terminal domain d1b65a_ 1b65_A1 d1b65a_ (A9-A193) 1b65_A2 d1b65a_ (A194-A375) Alpha and beta proteins (a+b) DmpA/ArgJ-like DmpA/ArgJ-like DmpA-like L-aminopeptidase D-Ala-esterase/amidase DmpA d1b70b2 1b7y_B1 d1b7yb1 (B1-B38,B152-B190) 1b7y_B2 d1b7yb2 (B400-B439,B440-B474) All alpha proteins Putative DNA-binding domain Putative DNA-binding domain Domains B1 and B5 of PheRS-beta, PheT Domains B1 and B5 of PheRS-beta, PheT d1b77a1 1b77_A1 d1b77a1 (A1-A104) 1b77_A2 d1b77a2 (A105-A228) Alpha and beta proteins (a+b) DNA clamp DNA clamp DNA polymerase processivity factor gp45 sliding clamp d1ba3__ 1ba3_A1 d1ba3__ (A3-A177) 1ba3_A2 d1ba3__ (A178-A333) Multi-domain proteins (alpha and beta) Acetyl-CoA synthetase-like Acetyl-CoA synthetase-like Acetyl-CoA synthetase-like Luciferase d1bj5_1_1 1bj5_A1 d1bj5_1 (3-196) 1bj5_A2 d1bj5_2 (197-388) All alpha proteins Serum albumin-like Serum albumin-like Serum albumin-like Serum albumin d1bj5_1_2 1bj5_A2 d1bj5_2 (197-388) 1bj5_A3 d1bj5_3 (389-584) All alpha proteins Serum albumin-like Serum albumin-like Serum albumin-like Serum albumin d1bj5_1_3 1bj5_A1 d1bj5_1 (3-196) 1bj5_A3 d1bj5_3 (389-584) All alpha proteins Serum albumin-like Serum albumin-like Serum albumin-like Serum albumin d1bmlc1 1bml_C1 d1bmlc1 (C12-C148) 1bml_C2 d1bmlc2 (C149-C284) Alpha and beta proteins (a+b) beta-Grasp (ubiquitin-like) Staphylokinase/streptokinase Staphylokinase/streptokinase Streptokinase d1boy_1 1boy_A1 d1boy_1 (A5-A106) 1boy_A2 d1boy_2 (A107-A213) All beta proteins Immunoglobulin-like beta-sandwich Fibronectin type III Fibronectin type III Extracellular region of human tissue factor d1bp1_1 1bp1_A1 d1bp1_1 (A1-A240) 1bp1_A2 d1bp1_2 (A241-A456) Alpha and beta proteins (a+b) Aha1/BPI domain-like Bactericidal permeability-increasing protein, BPI Bactericidal permeability-increasing protein, BPI Bactericidal permeability-increasing protein, BPI d1bwza1 1bwz_A1 d1bwza1 (A1-A144) 1bwz_A2 d1bwza2 (A145-A274) Alpha and beta proteins (a+b) Diaminopimelate epimerase-like Diaminopimelate epimerase-like Diaminopimelate epimerase Diaminopimelate epimerase d1bxra3 1bxr_A3 d1bxra3 (A1-A127) 1bxr_A4 d1bxra4 (A556-A676) Alpha and beta proteins (a/b) PreATP-grasp domain PreATP-grasp domain BC N-terminal domain-like Carbamoyl phosphate synthetase (CPS), large subunit PreATP-grasp domains d1bxra5 1bxr_A5 d1bxra5 (A128-A402) 1bxr_A6 d1bxra6 (A677-A935) Alpha and beta proteins (a+b) ATP-grasp Glutathione synthetase ATP-binding domain-like BC ATP-binding domain-like Carbamoyl phosphate synthetase (CPS), large subunit ATP-binding domains d1c3ga1 1c3g_A1 d1c3ga1 (A180-A261) 1c3g_A2 d1c3ga2 (A266-A340) All beta proteins HSP40/DnaJ peptide-binding domain HSP40/DnaJ peptide-binding domain HSP40/DnaJ peptide-binding domain Heat shock protein 40 Sis1 d1c3ma__1 1c3m_A1 d1c3ma_ (A3-A26,A125-A147) 1c3m_A2 d1c3ma_ (A52-A75,A27-A51) All beta proteins beta-Prism I Mannose-binding lectins Mannose-binding lectins Heltuba lectin d1c3ma__2 1c3m_A2 d1c3ma_ (A27-A75) 1c3m_A3 d1c3ma_ (A76-A124) All beta proteins beta-Prism I Mannose-binding lectins Mannose-binding lectins Heltuba lectin d1c3ma__3 1c3m_A1 d1c3ma_ (A3-A26,A125-A147) 1c3m_A3 d1c3ma_ (A104-A124,A76-A103) All beta proteins beta-Prism I Mannose-binding lectins Mannose-binding lectins Heltuba lectin d1c8ua1 1c8u_A1 d1c8ua1 (A2-A115) 1c8u_A2 d1c8ua2 (A116-A286) Alpha and beta proteins (a+b) Thioesterase/thiol ester dehydrase-isomerase Thioesterase/thiol ester dehydrase-isomerase Thioesterase II (TesB) Thioesterase II (TesB) d1c8vb_ 1c8v_B1 d1c8vb_ (B83-B194) 1c8v_B2 d1c8vb_ (B195-B389) Alpha and beta proteins (a/b) Tryptophan synthase beta subunit-like PLP-dependent enzymes Tryptophan synthase beta subunit-like PLP-dependent enzymes Tryptophan synthase beta subunit-like PLP-dependent enzymes Tryptophan synthase, beta-subunit d1c9ya1 1c9y_A1 d1c9ya1 (A34-A186) 1c9y_A2 d1c9ya2 (A187-A354) Alpha and beta proteins (a/b) ATC-like Aspartate/ornithine carbamoyltransferase Aspartate/ornithine carbamoyltransferase Ornithine transcarbamoylase d1cdwa1 1cdw_A1 d1cdwa1 (A155-A242) 1cdw_A2 d1cdwa2 (A243-A333) Alpha and beta proteins (a+b) TBP-like TATA-box binding protein-like TATA-box binding protein (TBP), C-terminal domain TATA-box binding protein (TBP), C-terminal domain d1ce8a1 1ce8_A1 d1ce8a1 (A414-A468) 1ce8_A2 d1ce8a1 (A469-A524) All alpha proteins Carbamoyl phosphate synthetase, large subunit connection domain Carbamoyl phosphate synthetase, large subunit connection domain Carbamoyl phosphate synthetase, large subunit connection domain Carbamoyl phosphate synthetase, large subunit connection domain d1ciy_2_1 1ciy_A1 d1ciy_2 (A428-A461,A256-A296) 1ciy_A2 d1ciy_2 (A297-A328,A329-A354) All beta proteins beta-Prism I delta-Endotoxin (insectocide), middle domain delta-Endotoxin (insectocide), middle domain delta-Endotoxin (insectocide), middle domain d1ciy_2_2 1ciy_A2 d1ciy_2 (A297-A354) 1ciy_A3 d1ciy_2 (A355-A427) All beta proteins beta-Prism I delta-Endotoxin (insectocide), middle domain delta-Endotoxin (insectocide), middle domain delta-Endotoxin (insectocide), middle domain d1ciy_2_3 1ciy_A1 d1ciy_2 (A428-A461,A256-A296) 1ciy_A3 d1ciy_2 (A355-A393,A394-A427) All beta proteins beta-Prism I delta-Endotoxin (insectocide), middle domain delta-Endotoxin (insectocide), middle domain delta-Endotoxin (insectocide), middle domain d1cjda1 1cjd_A1 d1cjda1 (A15-A244) 1cjd_A2 d1cjda2 (A245-A383) All beta proteins Nucleoplasmin-like/VP (viral coat and capsid proteins) Group II dsDNA viruses VP Coat protein p3 Coat protein p3 d1ck7a3 1ck7_A1 d1ck7a3 (A217-A278) 1ck7_A2 d1ck7a4 (A279-A334) Small proteins Kringle-like Kringle-like Fibronectin type II module Gelatinase A (MMP-2) type II modules d1ckv__ 1ckv_A1 d1ckv__ (A1-A82) 1ckv_A2 d1ckv__ (A83-A141) Alpha and beta proteins (a+b) Monooxygenase (hydroxylase) regulatory protein Monooxygenase (hydroxylase) regulatory protein Monooxygenase (hydroxylase) regulatory protein Soluble methane monooxygenase regulatory protein B d1cpo_1 1cpo_A1 d1cpo_1 (26-106) 1cpo_A2 d1cpo_2 (129-218) All alpha proteins EF Hand-like Cloroperoxidase Cloroperoxidase Cloroperoxidase d1cy8a__1 1cy8_A1 d1cy8a_ (A189-A214,A474-A514,A515-A538) 1cy8_A2 d1cy8a_ (A380-A403,A281-A327,A365-A379) Multi-domain proteins (alpha and beta) Prokaryotic type I DNA topoisomerase Prokaryotic type I DNA topoisomerase Prokaryotic type I DNA topoisomerase DNA topoisomerase I, 67K N-terminal domain d1cy8a__2 1cy8_A3 d1cy8a_ (A215-A264,A458-A473) 1cy8_A4 d1cy8a_ (A404-A457,A265-A280) Multi-domain proteins (alpha and beta) Prokaryotic type I DNA topoisomerase Prokaryotic type I DNA topoisomerase Prokaryotic type I DNA topoisomerase DNA topoisomerase I, 67K N-terminal domain d1d2oa1 1d2o_A1 d1d2oa1 (A535-A624) 1d2o_A2 d1d2oa2 (A625-A721) All beta proteins Prealbumin-like Cna protein B-type domain (Pfam 05738) Cna protein B-type domain (Pfam 05738) B repeat unit of collagen binding surface protein (cna) d1d4va1 1d4v_A2 d1d4va2 (A105-A144) 1d4v_A3 d1d4va3 (A145-A185) Small proteins TNF receptor-like TNF receptor-like TNF receptor-like Death receptor-5 (dr5) fragment d1d5ya1 1d5y_A1 d1d5ya1 (A3-A56) 1d5y_A2 d1d5ya2 (A57-A121) All alpha proteins DNA/RNA-binding 3-helical bundle Homeodomain-like AraC type transcriptional activator Rob transcription factor, N-terminal domain d1d8ha_ 1d8h_A1 d1d8ha_ (A299-A413) 1d8h_A2 d1d8ha_ (A425-A500) Alpha and beta proteins (a+b) mRNA triphosphatase CET1 mRNA triphosphatase CET1 mRNA triphosphatase CET1 mRNA triphosphatase CET1 d1ddza1 1ddz_A1 d1ddza1 (A84-A310) 1ddz_A2 d1ddza2 (A338-A564) Alpha and beta proteins (a/b) Resolvase-like beta-carbonic anhydrase, cab beta-carbonic anhydrase, cab beta-carbonic anhydrase d1df9c_ 1df9_C1 d1df9c_ (C501-C538) 1df9_C2 d1df9c_ (C539-C572) Small proteins Knottins (small inhibitors, toxins, lectins) Bowman-Birk inhibitor, BBI Bowman-Birk inhibitor, BBI Bowman-Birk inhibitor, BBI d1dfca1 1dfc_A1 d1dfca1 (A1013-A1137) 1dfc_A2 d1dfca2 (A1141-A1259) All beta proteins beta-Trefoil Actin-crosslinking proteins Fascin Fascin d1dgsa1 1dgs_A1 d1dgsa1 (A427-A501) 1dgs_A2 d1dgsa1 (A502-A576) All alpha proteins SAM domain-like RuvA domain 2-like NAD+-dependent DNA ligase, domain 3 NAD+-dependent DNA ligase, domain 3 d1dkrb1 1dkr_B1 d1dkrb1 (B1-B164) 1dkr_B2 d1dkrb2 (B165-B315) Alpha and beta proteins (a/b) PRTase-like PRTase-like Phosphoribosylpyrophosphate synthetase Phosphoribosylpyrophosphate synthetase d1dlpa1 1dlp_A1 d1dlpa1 (A1-A120) 1dlp_A2 d1dlpa2 (A121-A235) All beta proteins beta-Prism II alpha-D-mannose-specific plant lectins alpha-D-mannose-specific plant lectins Fetuin-binding protein Scafet precursor d1dmr_2 1dmr_A1 d1dmr_2 (A377-A500,A85-A145) 1dmr_A2 d1dmr_2 (A146-A258,A259-A376) Alpha and beta proteins (a/b) Formate dehydrogenase/DMSO reductase, domains 1-3 Formate dehydrogenase/DMSO reductase, domains 1-3 Formate dehydrogenase/DMSO reductase, domains 1-3 Dimethylsulfoxide reductase (DMSO reductase) d1doza_ 1doz_A1 d1doza_ (A2-A170) 1doz_A2 d1doza_ (A171-A310) Alpha and beta proteins (a/b) Chelatase-like Chelatase Ferrochelatase Ferrochelatase d1e0ca1 1e0c_A1 d1e0ca1 (A1-A135) 1e0c_A2 d1e0ca2 (A136-A271) Alpha and beta proteins (a/b) Rhodanese/Cell cycle control phosphatase Rhodanese/Cell cycle control phosphatase Sulfurtransferase (rhodanese) Sulfurtransferase d1e3pa3 1e3p_A3 d1e3pa3 (A3-A151) 1e3p_A4 d1e3pa4 (A346-A482) Alpha and beta proteins (a+b) Ribosomal protein S5 domain 2-like Ribosomal protein S5 domain 2-like Ribonuclease PH domain 1-like Polynucleotide phosphorylase/guanosine pentaphosphate synthase (PNPase/GPSI), domains 1 and 4 d1e3pa6 1e3p_A6 d1e3pa6 (A152-A262) 1e3p_A7 d1e3pa7 (A483-A578) Alpha and beta proteins (a+b) Ribonuclease PH domain 2-like Ribonuclease PH domain 2-like Ribonuclease PH domain 2-like Polynucleotide phosphorylase/guanosine pentaphosphate synthase (PNPase/GPSI), domains 2 and 5 d1e9hb1 1e9h_B1 d1e9hb1 (B175-B309) 1e9h_B2 d1e9hb2 (B310-B432) All alpha proteins Cyclin-like Cyclin-like Cyclin Cyclin A d1eb7a1 1eb7_A1 d1eb7a1 (A27-A168) 1eb7_A2 d1eb7a2 (A181-A304) All alpha proteins Cytochrome c Cytochrome c Di-heme cytochrome c peroxidase Di-heme cytochrome c peroxidase d1efdn_ 1efd_N1 d1efdn_ (N32-N159) 1efd_N2 d1efdn_ (N160-N293) Alpha and beta proteins (a/b) Chelatase-like "Helical backbone" metal receptor Periplasmic ferric siderophore binding protein FhuD Periplasmic ferric siderophore binding protein FhuD d1efud4 1efu_B1 d1efub4 (B55-B139) 1efu_B2 d1efub2 (B140-B282) Alpha and beta proteins (a+b) Elongation factor Ts (EF-Ts), dimerisation domain Elongation factor Ts (EF-Ts), dimerisation domain Elongation factor Ts (EF-Ts), dimerisation domain Elongation factor Ts (EF-Ts), dimerisation domain d1ei5a1 1ei5_A1 d1ei5a1 (A336-A418) 1ei5_A2 d1ei5a2 (A419-A520) All beta proteins Streptavidin-like D-aminopeptidase, middle and C-terminal domains D-aminopeptidase, middle and C-terminal domains D-aminopeptidase, middle and C-terminal domains d1emn_1 1emn_A1 d1emn_1 (A2124-A2164) 1emn_A2 d1emn_2 (A2165-A2205) Small proteins Knottins (small inhibitors, toxins, lectins) EGF/Laminin EGF-type module Fibrillin-1 d1erza_ 1erz_A1 d1erza_ (A1-A162) 1erz_A2 d1erza_ (A163-A274) Alpha and beta proteins (a+b) Carbon-nitrogen hydrolase Carbon-nitrogen hydrolase Carbamilase N-carbamoyl-D-aminoacid amidohydrolase d1exja2 1exj_A1 d1exja2 (A121-A200) 1exj_A2 d1exja2 (A201-A277) Alpha and beta proteins (a+b) Probable bacterial effector-binding domain Probable bacterial effector-binding domain Multidrug-binding domain of transcription activator BmrR Multidrug-binding domain of transcription activator BmrR d1f0ia1 1f0i_A1 d1f0ia1 (A6-A254) 1f0i_A2 d1f0ia2 (A255-A514) Alpha and beta proteins (a+b) Phospholipase D/nuclease Phospholipase D/nuclease Phospholipase D Phospholipase D d1f34b_ 1f34_B1 d1f34b_ (B1-B74) 1f34_B2 d1f34b_ (B75-B148) Alpha and beta proteins (a+b) Pepsin inhibitor-3 Pepsin inhibitor-3 Pepsin inhibitor-3 Pepsin inhibitor-3 d1f52a2 1f52_A1 d1f52a2 (A102-A257) 1f52_A2 d1f52a2 (A258-A389) Alpha and beta proteins (a+b) Glutamine synthetase/guanido kinase Glutamine synthetase/guanido kinase Glutamine synthetase catalytic domain Glutamine synthetase, C-terminal domain d1f53a_ 1f53_A1 d1f53a_ (A1-A47) 1f53_A2 d1f53a_ (A48-A84) All beta proteins gamma-Crystallin-like gamma-Crystallin-like Killer toxin-like protein SKLP Killer toxin-like protein SKLP d1f9za_ 1f9z_A1 d1f9za_ (A1-A65) 1f9z_A2 d1f9za_ (A66-A126) Alpha and beta proteins (a+b) Glyoxalase/Bleomycin resistance protein/Dihydroxybiphenyl dioxygenase Glyoxalase/Bleomycin resistance protein/Dihydroxybiphenyl dioxygenase Glyoxalase I (lactoylglutathione lyase) Glyoxalase I (lactoylglutathione lyase) d1feca1 1fec_A1 d1feca1 (A1-A186) 1fec_A2 d1feca2 (A187-A357) Alpha and beta proteins (a/b) FAD/NAD(P)-binding domain FAD/NAD(P)-binding domain FAD/NAD-linked reductases, N-terminal and central domains Trypanothione reductase d1fga___1 1fga_A1 d1fga__ (A20-A58) 1fga_A2 d1fga__ (A59-A101) All beta proteins beta-Trefoil Cytokine Fibroblast growth factors (FGF) Basic FGF (FGF2) d1fga___2 1fga_A2 d1fga__ (A59-A101) 1fga_A3 d1fga__ (A102-A143) All beta proteins beta-Trefoil Cytokine Fibroblast growth factors (FGF) Basic FGF (FGF2) d1fga___3 1fga_A1 d1fga__ (A20-A58) 1fga_A3 d1fga__ (A102-A143) All beta proteins beta-Trefoil Cytokine Fibroblast growth factors (FGF) Basic FGF (FGF2) d1fjra_ 1fjr_A1 d1fjra_ (A1-A62) 1fjr_A2 d1fjra_ (A121-A188) All beta proteins Methuselah ectodomain Methuselah ectodomain Methuselah ectodomain Methuselah ectodomain d1fo4a5_1 1jro_B1 d1jrob2 (B176-B261) 1jro_B3 d1jrob2 (B461-B612) Alpha and beta proteins (a+b) Molybdenum cofactor-binding domain Molybdenum cofactor-binding domain Molybdenum cofactor-binding domain Xanthine dehydrogenase chain B, C-terminal domain d1fo4a5_2 1jro_B2 d1jrob2 (B262-B380) 1jro_B4 d1jrob2 (B613-B761) Alpha and beta proteins (a+b) Molybdenum cofactor-binding domain Molybdenum cofactor-binding domain Molybdenum cofactor-binding domain Xanthine dehydrogenase chain B, C-terminal domain d1foka1_1 1fok_A1 d1foka1 (A4-A143) 1fok_A2 d1foka2 (A144-A281) All alpha proteins DNA/RNA-binding 3-helical bundle "Winged helix" DNA-binding domain Restriction endonuclease FokI, N-terminal (recognition) domain Restriction endonuclease FokI, N-terminal (recognition) domain d1foka1_2 1fok_A2 d1foka2 (A144-A281) 1fok_A3 d1foka3 (A287-A386) All alpha proteins DNA/RNA-binding 3-helical bundle "Winged helix" DNA-binding domain Restriction endonuclease FokI, N-terminal (recognition) domain Restriction endonuclease FokI, N-terminal (recognition) domain d1foka1_3 1fok_A1 d1foka1 (A4-A143) 1fok_A3 d1foka3 (A287-A386) All alpha proteins DNA/RNA-binding 3-helical bundle "Winged helix" DNA-binding domain Restriction endonuclease FokI, N-terminal (recognition) domain Restriction endonuclease FokI, N-terminal (recognition) domain d1ftra1 1ftr_A1 d1ftra1 (A1-A124) 1ftr_A2 d1ftra2 (A144-A296) Alpha and beta proteins (a+b) Ferredoxin-like Formylmethanofuran:tetrahydromethanopterin formyltransferase Formylmethanofuran:tetrahydromethanopterin formyltransferase Formylmethanofuran:tetrahydromethanopterin formyltransferase d1fwqa_ 1hxr_B1 d1hxrb_ (B9-B77,B117-B123) 1hxr_B2 d1hxrb_ (B88-B116,B78-B87) All beta proteins Mss4-like Mss4-like RabGEF Mss4 RabGEF Mss4 d1fx8a_ 1fx8_A1 d1fx8a_ (A6-A136) 1fx8_A2 d1fx8a_ (A137-A259) Membrane and cell surface proteins and peptides Aquaporin-like Aquaporin-like Aquaporin-like Glycerol uptake facilitator protein GlpF d1fyze_ 1fyz_E1 d1fyze_ (E3-E79) 1fyz_E2 d1fyze_ (E80-E169) All alpha proteins Open three-helical up-and-down bundle Methane monooxygenase hydrolase, gamma subunit Methane monooxygenase hydrolase, gamma subunit Methane monooxygenase hydrolase, gamma subunit d1g1ba_ 1g1b_A1 d1g1ba_ (A1-A99) 1g1b_A2 d1g1ba_ (A100-A164) Alpha and beta proteins (a+b) Chorismate lyase Chorismate lyase Chorismate lyase Chorismate lyase d1g4ma1 1g4m_A1 d1g4ma1 (A5-A175) 1g4m_A2 d1g4ma2 (A176-A357) All beta proteins Immunoglobulin-like beta-sandwich E set domains Arrestin Arrestin d1g61a__1 1g61_A1 d1g61a_ (A2003-A2046) 1g61_A2 d1g61a_ (A2047-A2089) Alpha and beta proteins (a+b) Pentein, beta/alpha-propeller Pentein Ribosome anti-association factor eIF6 (aIF6) Ribosome anti-association factor eIF6 (aIF6) d1g61a__2 1g61_A3 d1g61a_ (A2090-A2136) 1g61_A4 d1g61a_ (A2137-A2180) Alpha and beta proteins (a+b) Pentein, beta/alpha-propeller Pentein Ribosome anti-association factor eIF6 (aIF6) Ribosome anti-association factor eIF6 (aIF6) d1ggua2 1ggu_A1 d1ggua2 (A516-A629) 1ggu_A2 d1ggua3 (A630-A726) All beta proteins Immunoglobulin-like beta-sandwich Transglutaminase, two C-terminal domains Transglutaminase, two C-terminal domains Transglutaminase, two C-terminal domains d1guwa_ 1guw_A1 d1guwa_ (A19-A80) 1dz1_A1 d1dz1a_ (A115-A171) All beta proteins SH3-like barrel Chromo domain-like Chromo domain Heterochromatin protein 1, HP1 d1h16a_ 1h16_A1 d1h16a_ (A164-A425) 1h16_A2 d1h16a_ (A426-A742) Alpha and beta proteins (a/b) PFL-like glycyl radical enzymes PFL-like glycyl radical enzymes PFL-like Pyruvate formate-lyase, PFL d1h5yb_ 1h5y_B1 d1h5yb_ (B1-B126) 1h5y_B2 d1h5yb_ (B127-B253) Alpha and beta proteins (a/b) TIM beta/alpha-barrel Ribulose-phoshate binding barrel Histidine biosynthesis enzymes Cyclase subunit (or domain) of imidazoleglycerolphosphate synthase HisF d1h6ga1 1h6g_A1 d1h6ga1 (A377-A507) 1h6g_A2 d1h6ga2 (A508-A631) All alpha proteins Four-helical up-and-down bundle alpha-catenin/vinculin alpha-catenin/vinculin alpha-catenin d1h6kc1 1n52_A1 d1n52a1 (A26-A142) 1n52_A3 d1n52a3 (A481-A616) All alpha proteins alpha-alpha superhelix ARM repeat MIF4G domain-like CBP80, 80KDa nuclear cap-binding protein d1h99a1 1h99_A1 d1h99a1 (A54-A168) 1h99_A2 d1h99a2 (A169-A275) All alpha proteins PTS-regulatory domain, PRD PTS-regulatory domain, PRD PTS-regulatory domain, PRD Transcriptional antiterminator LicT d1h9ma1 1h9m_A1 d1h9ma1 (A1-A72) 1h9m_A2 d1h9ma2 (A73-A141) All beta proteins OB-fold MOP-like BiMOP, duplicated molybdate-binding domain Cytoplasmic molybdate-binding protein ModG d1hazb_ 1haz_B1 d1hazb_ (B16-B123) 1haz_B2 d1hazb_ (B124-B245) All beta proteins Trypsin-like serine proteases Trypsin-like serine proteases Eukaryotic proteases Elastase d1hg7a_ 1hg7_A1 d1hg7a_ (A1000-A1037) 1hg7_A2 d1hg7a_ (A1038-A1065) All beta proteins beta-clip AFP III-like domain (Pfam 01354) AFP III-like domain (Pfam 01354) Type III antifreeze protein, AFP III d1hh2p2 1hh2_P1 d1hh2p2 (P199-P278) 1hh2_P2 d1hh2p3 (P279-P344) Alpha and beta proteins (a+b) Alpha-lytic protease prodomain-like Prokaryotic type KH domain (KH-domain type II) Prokaryotic type KH domain (KH-domain type II) Transcription factor NusA, C-terminal domains d1hr6a1 1hr6_A1 d1hr6a1 (A14-A234) 1hr6_A2 d1hr6a2 (A235-A470) Alpha and beta proteins (a+b) LuxS/MPP-like metallohydrolase LuxS/MPP-like metallohydrolase MPP-like Mitochondrial processing peptidase (MPP) alpha chain d1hs6a2 1hs6_A1 d1hs6a2 (A1-A113) 1hs6_A2 d1hs6a2 (A114-A208) All beta proteins Leukotriene A4 hydrolase N-terminal domain Leukotriene A4 hydrolase N-terminal domain Leukotriene A4 hydrolase N-terminal domain Leukotriene A4 hydrolase N-terminal domain d1hsla_ 1hsl_A1 d1hsla_ (A1-A103) 1hsl_A2 d1hsla_ (A104-A238) Alpha and beta proteins (a/b) Periplasmic binding protein-like II Periplasmic binding protein-like II Phosphate binding protein-like Histidine-binding protein d1hxpa1 1hxp_A1 d1hxpa1 (A44-A177) 1hxp_A2 d1hxpa2 (A178-A348) Alpha and beta proteins (a+b) HIT-like HIT-like Hexose-1-phosphate uridylyltransferase Galactose-1-phosphate uridylyltransferase d1i1qa__1 1i1q_A1 d1i1qa_ (A5-A57,A178-A224) 1i1q_A2 d1i1qa_ (A99-A177,A58-A98) Alpha and beta proteins (a+b) ADC synthase ADC synthase ADC synthase Anthranilate synthase aminodeoxyisochorismate synthase/lyase subunit, TrpE d1i1qa__2 1i1q_A2 d1i1qa_ (A99-A177,A58-A98) 1i1q_A3 d1i1qa_ (A258-A310,A466-A516) Alpha and beta proteins (a+b) ADC synthase ADC synthase ADC synthase Anthranilate synthase aminodeoxyisochorismate synthase/lyase subunit, TrpE d1i1qa__3 1i1q_A3 d1i1qa_ (A258-A310,A466-A516) 1i1q_A4 d1i1qa_ (A387-A465,A311-A386) Alpha and beta proteins (a+b) ADC synthase ADC synthase ADC synthase Anthranilate synthase aminodeoxyisochorismate synthase/lyase subunit, TrpE d1i1qa__4 1i1q_A1 d1i1qa_ (A5-A57,A178-A224) 1i1q_A4 d1i1qa_ (A387-A465,A311-A386) Alpha and beta proteins (a+b) ADC synthase ADC synthase ADC synthase Anthranilate synthase aminodeoxyisochorismate synthase/lyase subunit, TrpE d1i31a_ 1i31_A1 d1i31a_ (A159-A285,A393-A435) 1i31_A2 d1i31a_ (A286-A376,A377-A392) All beta proteins Common fold of diphtheria toxin/transcription factors/cytochrome f Second domain of Mu2 adaptin subunit (ap50) of ap2 adaptor Second domain of Mu2 adaptin subunit (ap50) of ap2 adaptor Second domain of Mu2 adaptin subunit (ap50) of ap2 adaptor d1i50h_ 1i50_H1 d1i50h_ (H2-H63) 1i50_H2 d1i50h_ (H76-H146) All beta proteins OB-fold Nucleic acid-binding proteins RNA polymerase subunit RBP8 RNA polymerase subunit RBP8 d1i7oa1 1i7o_A1 d1i7oa1 (A1-A218) 1i7o_A2 d1i7oa2 (A219-A429) Alpha and beta proteins (a+b) FAH FAH FAH 4-hydroxyphenylacetate degradation bifunctional isomerase/decarboxylase HpcE d1i8da1 1i8d_A1 d1i8da1 (A1-A93) 1i8d_A2 d1i8da2 (A94-A206) All beta proteins Reductase/isomerase/elongation factor common domain Riboflavin synthase domain-like Riboflavin synthase Riboflavin synthase d1idua_ 1idu_A1 d1idua_ (A3-A239) 1idu_A2 d1idua_ (A240-A578) All alpha proteins Acid phosphatase/Vanadium-dependent haloperoxidase Acid phosphatase/Vanadium-dependent haloperoxidase Chloroperoxidase Chloroperoxidase d1iica1 1iic_A1 d1iica1 (A34-A226) 1iic_A2 d1iica2 (A227-A455) Alpha and beta proteins (a+b) Acyl-CoA N-acyltransferases (Nat) Acyl-CoA N-acyltransferases (Nat) N-myristoyl transferase, NMT N-myristoyl transferase, NMT d1in0b1 1in0_A1 d1in0a2 (A101-A163,A2-A9) 1in0_A2 d1in0a1 (A10-A89,A90-A100) Alpha and beta proteins (a+b) Ferredoxin-like YajQ-like YajQ-like Hypothetical protein HI1034 d1is2a1 1is2_A1 d1is2a1 (A272-A442) 1is2_A2 d1is2a2 (A475-A603) All alpha proteins Bromodomain-like Acyl-CoA dehydrogenase C-terminal domain-like Peroxisomal acyl-CoA oxidase-II, domains 3 and 4 Peroxisomal acyl-CoA oxidase-II, domains 3 and 4 d1isva1_1 1isv_A1 d1isva1 (A304-A353) 1isv_A2 d1isva1 (A354-A395) All beta proteins beta-Trefoil Ricin B-like lectins Ricin B-like Xylan binding domain, CBM13 (Endo-1,4-beta-xylanase C-terminal domain) d1isva1_2 1isv_A2 d1isva1 (A354-A395) 1isv_A3 d1isva1 (A396-A436) All beta proteins beta-Trefoil Ricin B-like lectins Ricin B-like Xylan binding domain, CBM13 (Endo-1,4-beta-xylanase C-terminal domain) d1isva1_3 1isv_A1 d1isva1 (A304-A353) 1isv_A3 d1isva1 (A396-A436) All beta proteins beta-Trefoil Ricin B-like lectins Ricin B-like Xylan binding domain, CBM13 (Endo-1,4-beta-xylanase C-terminal domain) d1itbb1 1itb_B1 d1itbb1 (B6-B101) 1itb_B2 d1itbb2 (B102-B204) All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin I set domains Type-1 interleukin-1 receptor d1itkb1 1itk_B1 d1itkb1 (B60-B433) 1itk_B2 d1itkb2 (B445-B731) All alpha proteins Heme-dependent peroxidases Heme-dependent peroxidases Catalase-peroxidase KatG Catalase-peroxidase KatG d1iwga1 1iwg_A1 d1iwga1 (A38-A134) 1iwg_A3 d1iwga3 (A567-A673) Alpha and beta proteins (a+b) Ferredoxin-like Multidrug efflux transporter AcrB pore domain; PN1, PN2, PC1 and PC2 subdomains Multidrug efflux transporter AcrB pore domain; PN1, PN2, PC1 and PC2 subdomains Multidrug efflux transporter AcrB pore domain; PN1, PN2, PC1 and PC2 subdomains d1iwga5 1iwg_A5 d1iwga5 (A182-A273) 1iwg_A6 d1iwga6 (A725-A812) Alpha and beta proteins (a+b) Multidrug efflux transporter AcrB TolC docking domain; DN and DC subdomains Multidrug efflux transporter AcrB TolC docking domain; DN and DC subdomains Multidrug efflux transporter AcrB TolC docking domain; DN and DC subdomains Multidrug efflux transporter AcrB TolC docking domain; DN and DC subdomains d1iwga7 1iwg_A7 d1iwga7 (A7-A37,A331-A498) 1iwg_A8 d1iwga8 (A513-A566,A869-A1036) Membrane and cell surface proteins and peptides Multidrug efflux transporter AcrB transmembrane domain Multidrug efflux transporter AcrB transmembrane domain Multidrug efflux transporter AcrB transmembrane domain Multidrug efflux transporter AcrB transmembrane domain d1j6za1 1j6z_A1 d1j6za1 (A4-A146) 1j6z_A2 d1j6za2 (A147-A372) Alpha and beta proteins (a/b) Ribonuclease H-like motif Actin-like ATPase domain Actin/HSP70 Actin d1j7na1 1j7n_A1 d1j7na1 (A42-A251) 1j7n_A2 d1j7na2 (A581-A773) Alpha and beta proteins (a+b) Zincin-like Metalloproteases ("zincins"), catalytic domain Anthrax toxin lethal factor, N- and C-terminal domains Anthrax toxin lethal factor, N- and C-terminal domains d1jaw_2 1jaw_A1 d1jaw_2 (A177-A281) 1jaw_A2 d1jaw_2 (A282-A440) Alpha and beta proteins (a+b) Creatinase/aminopeptidase Creatinase/aminopeptidase Creatinase/aminopeptidase Aminopeptidase P, C-terminal domain d1jfla1 1jfl_A1 d1jfla1 (A1-A115) 1jfl_A2 d1jfla2 (A116-A228) Alpha and beta proteins (a/b) ATC-like Aspartate/glutamate racemase Aspartate/glutamate racemase Aspartate racemase d1jh7a_ 1jh7_A1 d1jh7a_ (A1-A85) 1jh7_A2 d1jh7a_ (A86-A183) Alpha and beta proteins (a+b) LigT-like LigT-like tRNA splicing product Appr>p cyclic nucleotide phosphodiesterase tRNA splicing product Appr>p cyclic nucleotide phosphodiesterase d1jlya1_1 1jly_A1 d1jlya1 (A1-A53) 1jly_A2 d1jlya1 (A54-A106) All beta proteins beta-Trefoil Agglutinin Agglutinin Agglutinin d1jlya1_2 1jly_A2 d1jlya1 (A54-A106) 1jly_A3 d1jlya1 (A107-A153) All beta proteins beta-Trefoil Agglutinin Agglutinin Agglutinin d1jlya1_3 1jly_A1 d1jlya1 (A1-A53) 1jly_A3 d1jlya1 (A107-A153) All beta proteins beta-Trefoil Agglutinin Agglutinin Agglutinin d1jnxx1 1jnx_X1 d1jnxx1 (X1649-X1757) 1jnx_X2 d1jnxx2 (X1758-X1859) Alpha and beta proteins (a/b) BRCT domain BRCT domain Breast cancer associated protein, BRCA1 Breast cancer associated protein, BRCA1 d1jr2a_ 1jr2_A1 d1jr2a_ (A1-A136) 1jr2_A2 d1jr2a_ (A137-A260) Alpha and beta proteins (a/b) Uroporphyrinogen III synthase (U3S, HemD) Uroporphyrinogen III synthase (U3S, HemD) Uroporphyrinogen III synthase (U3S, HemD) Uroporphyrinogen III synthase (U3S, HemD) d1jsg__ 1jsg_A1 d1jsg__ (A4-A57) 1jsg_A2 d1jsg__ (A58-A114) All beta proteins Oncogene products Oncogene products Oncogene products p14-TCL1 d1jtgb_ 1jtg_B1 d1jtgb_ (B1-B79) 1jtg_B2 d1jtgb_ (B80-B165) Alpha and beta proteins (a+b) beta-lactamase-inhibitor protein, BLIP beta-lactamase-inhibitor protein, BLIP beta-lactamase-inhibitor protein, BLIP beta-lactamase-inhibitor protein, BLIP d1k28d1 1k28_D1 d1k28d1 (D32-D111) 1k28_D2 d1k28d2 (D227-D359) All beta proteins Phage tail proteins Phage tail proteins Baseplate structural protein gp27 Baseplate structural protein gp27 d1k2yx1_1 1k2y_X1 d1k2yx1 (X5-X152) 1k2y_X2 d1k2yx2 (X153-X258) Alpha and beta proteins (a/b) Phosphoglucomutase, first 3 domains Phosphoglucomutase, first 3 domains Phosphoglucomutase, first 3 domains Phosphomannomutase/phosphoglucomutase d1k2yx1_2 1k2y_X2 d1k2yx2 (X153-X258) 1k2y_X3 d1k2yx3 (X259-X367) Alpha and beta proteins (a/b) Phosphoglucomutase, first 3 domains Phosphoglucomutase, first 3 domains Phosphoglucomutase, first 3 domains Phosphomannomutase/phosphoglucomutase d1k2yx1_3 1k2y_X1 d1k2yx1 (X5-X152) 1k2y_X3 d1k2yx3 (X259-X367) Alpha and beta proteins (a/b) Phosphoglucomutase, first 3 domains Phosphoglucomutase, first 3 domains Phosphoglucomutase, first 3 domains Phosphomannomutase/phosphoglucomutase d1k6ka_ 1k6k_A1 d1k6ka_ (A1-A73) 1k6k_A2 d1k6ka_ (A74-A142) All alpha proteins Double Clp-N motif Double Clp-N motif Double Clp-N motif N-terminal, ClpS-binding domain of ClpA, an Hsp100 chaperone d1k8kd1 1k8k_D1 d1k8kd1 (D13-D122) 1k8k_D2 d1k8kd2 (D123-D253) Alpha and beta proteins (a+b) Secretion chaperone-like Arp2/3 complex subunits Arp2/3 complex subunits ARPC2 (34 kDa subunit) d1kapp1 1kap_P1 d1kapp1 (P253-P333) 1kap_P2 d1kapp1 (P370-P470) All beta proteins Single-stranded right-handed beta-helix beta-Roll Serralysin-like metalloprotease, C-terminal domain Metalloprotease d1kg1a_ 1kg1_A1 d1kg1a_ (A1-A27) 1kg1_A2 d1kg1a_ (A28-A60) Small proteins Necrosis inducing protein 1, NIP1 Necrosis inducing protein 1, NIP1 Necrosis inducing protein 1, NIP1 Necrosis inducing protein 1, NIP1 d1kiza_ 1kiz_B1 d1kizb_ (B55-B169) 1kiz_B2 d1kizb_ (B170-B307) All alpha proteins Terpenoid synthases Terpenoid synthases Trichodiene synthase Trichodiene synthase d1knca_ 1knc_A1 d1knca_ (A22-A92) 1knc_A2 d1knca_ (A104-A175) All alpha proteins AhpD-like AhpD-like Antioxidant defense protein AhpD Antioxidant defense protein AhpD d1kplb_ 1kpl_B1 d1kplb_ (B12-B240) 1kpl_B2 d1kplb_ (B241-B462) Membrane and cell surface proteins and peptides Clc chloride channel Clc chloride channel Clc chloride channel Clc chloride channel d1kt1a2 1kt1_A1 d1kt1a2 (A28-A138) 1kt1_A2 d1kt1a3 (A139-A253) Alpha and beta proteins (a+b) FKBP-like FKBP-like FKBP immunophilin/proline isomerase FKBP51, N-terminal domains d1ky9b1 1ky9_B1 d1ky9b1 (B268-B349) 1ky9_B2 d1ky9b2 (B375-B446) All beta proteins PDZ domain-like PDZ domain-like HtrA-like serine proteases Protease Do (DegP, HtrA), C-terminal domains d1kzqa1 1kzq_A1 d1kzqa1 (A3-A130) 1kzq_A2 d1kzqa2 (A137-A255) All beta proteins Cupredoxin-like Major surface antigen p30, SAG1 Major surface antigen p30, SAG1 Major surface antigen p30, SAG1 d1lara1 1lar_A1 d1lara1 (A1307-A1623) 1lar_A2 d1lara2 (A1628-A1876) Alpha and beta proteins (a/b) (Phosphotyrosine protein) phosphatases II (Phosphotyrosine protein) phosphatases II Higher-molecular-weight phosphotyrosine protein phosphatases RPTP Lar d1li1a1 1li1_A1 d1li1a1 (A5-A114) 1li1_A2 d1li1a2 (A115-A228) Alpha and beta proteins (a+b) C-type lectin-like C-type lectin-like Noncollagenous (NC1) domain of collagen IV Noncollagenous (NC1) domain of collagen IV d1lpba1 1lpb_A1 d1lpba1 (A6-A42) 1lpb_A2 d1lpba2 (A43-A90) Small proteins Knottins (small inhibitors, toxins, lectins) Colipase-like Colipase-like (Pro)colipase d1m98a1 1m98_A1 d1m98a1 (A2-A90) 1m98_A2 d1m98a1 (A91-A175) All alpha proteins Orange carotenoid protein, N-terminal domain Orange carotenoid protein, N-terminal domain Orange carotenoid protein, N-terminal domain Orange carotenoid protein, N-terminal domain d1m9na2 1m9n_A1 d1m9na2 (A201-A394) 1m9n_A2 d1m9na2 (A395-A592) Alpha and beta proteins (a/b) Cytidine deaminase-like AICAR transformylase domain of bifunctional purine biosynthesis enzyme ATIC AICAR transformylase domain of bifunctional purine biosynthesis enzyme ATIC AICAR transformylase domain of bifunctional purine biosynthesis enzyme ATIC d1m9sa2 1m9s_A1 d1m9sa2 (A391-A465) 1m9s_A2 d1m9sa3 (A466-A551) All beta proteins SH3-like barrel GW domain GW domain Internalin B, C-terminal domains d1moq__ 1moq_A1 d1moq__ (A243-A430) 1moq_A2 d1moq__ (A431-A608) Alpha and beta proteins (a/b) SIS domain SIS domain double-SIS domain "Isomerase domain" of glucosamine 6-phosphate synthase (GLMS) d1msva_ 1msv_A1 d1msva_ (A4-A166) 1msv_A2 d1msva_ (A167-A328) Alpha and beta proteins (a+b) S-adenosylmethionine decarboxylase S-adenosylmethionine decarboxylase S-adenosylmethionine decarboxylase S-adenosylmethionine decarboxylase d1n0fg_ 1n0f_A1 d1n0fa_ (A22-A101) 1n0f_A2 d1n0fa_ (A102-A162) All beta proteins AbrB/MazE/MraZ-like AbrB/MazE/MraZ-like Hypothetical protein MraZ Hypothetical protein MraZ d1n2ma_ 1n2m_A1 d1n2ma_ (A7-A84,A152-A165) 1n2m_A2 d1n2ma_ (A101-A151,A85-A100) Alpha and beta proteins (a+b) Pyruvoyl-dependent histidine and arginine decarboxylases Pyruvoyl-dependent histidine and arginine decarboxylases Arginine decarboxylase Arginine decarboxylase d1n81a_ 1n81_A1 d1n81a_ (A21-A113) 1n81_A2 d1n81a_ (A114-A206) All alpha proteins Gametocyte protein Pfg27 Gametocyte protein Pfg27 Gametocyte protein Pfg27 Gametocyte protein Pfg27 d1nol_2 1nol_A1 d1nol_2 (A154-A250) 1nol_A2 d1nol_2 (A251-A379) All alpha proteins Di-copper centre-containing domain Di-copper centre-containing domain Hemocyanin middle domain Arthropod hemocyanin d1nu9c1 1nu9_C1 d1nu9c1 (C1-C145) 1nu9_C2 d1nu9c2 (C146-C281) All alpha proteins immunoglobulin/albumin-binding domain-like Staphylocoagulase Staphylocoagulase Staphylocoagulase d1o70a1 1o70_A1 d1o70a1 (A328-A467) 1o70_A2 d1o70a2 (A468-A623) All beta proteins FAS1 domain FAS1 domain FAS1 domain Fasciclin I d1o9sa2 1o9s_A1 d1o9sa2 (A194-A288) 1o9s_A2 d1o9sa2 (A289-A366) All beta proteins beta-clip SET domain Histone lysine methyltransferases Histone H3 K4-specific methyltransferase SET7/9 catalytic domain d1ocka_ 1ock_A1 d1ocka_ (A53-A209) 1ock_A2 d1ocka_ (A218-A408) Alpha and beta proteins (a/b) Amidase signature (AS) enzymes Amidase signature (AS) enzymes Amidase signature (AS) enzymes Malonamidase E2 d1opma1 1opm_A1 d1opma1 (A45-A200) 1opm_A2 d1opma2 (A201-A354) All beta proteins Nucleoplasmin-like/VP (viral coat and capsid proteins) PHM/PNGase F Peptidylglycine alpha-hydroxylating monooxygenase, PHM Peptidylglycine alpha-hydroxylating monooxygenase, PHM d1pg6a_ 1pg6_A1 d1pg6a_ (A5-A92) 1pg6_A2 d1pg6a_ (A93-A156) All beta proteins Double-stranded beta-helix TRAP-like Hypothetical protein SPyM3 0169 (SPyM18 0222, SPS0176) Hypothetical protein SPyM3 0169 (SPyM18 0222, SPS0176) d1pgja1 1pgj_A1 d1pgja1 (A179-A324) 1pgj_A2 d1pgja1 (A325-A478) All alpha proteins 6-phosphogluconate dehydrogenase C-terminal domain-like 6-phosphogluconate dehydrogenase C-terminal domain-like Hydroxyisobutyrate and 6-phosphogluconate dehydrogenase domain 6-phosphogluconate dehydrogenase (6PGD) d1pprm1 1ppr_M1 d1pprm1 (M1-M156) 1ppr_M2 d1pprm2 (M157-M312) All alpha proteins Peridinin-chlorophyll protein Peridinin-chlorophyll protein Peridinin-chlorophyll protein Peridinin-chlorophyll protein d1pv5a_ 1pv5_A1 d1pv5a_ (A145-A261,A1-A26) 1pv5_A2 d1pv5a_ (A27-A130,A131-A144) Alpha and beta proteins (a+b) Hypothetical protein YwqG Hypothetical protein YwqG Hypothetical protein YwqG Hypothetical protein YwqG d1pv6a_ 1pw4_A1 d1pw4a_ (A5-A226) 1pw4_A2 d1pw4a_ (A240-A451) Membrane and cell surface proteins and peptides MFS general substrate transporter MFS general substrate transporter Glycerol-3-phosphate transporter Glycerol-3-phosphate transporter d1qd1b1 1qd1_B1 d1qd1b1 (B2002-B2177) 1qd1_B2 d1qd1b2 (B2178-B2326) Alpha and beta proteins (a+b) Ferredoxin-like Formiminotransferase domain of formiminotransferase-cyclodeaminase. Formiminotransferase domain of formiminotransferase-cyclodeaminase. Formiminotransferase domain of formiminotransferase-cyclodeaminase. d1qhga1 1qhg_A1 d1qhga1 (A1-A84,A85-A108,A206-A318) 1qhg_A2 d1qhga2 (A319-A388,A556-A569,A570-A651) Alpha and beta proteins (a/b) P-loop containing nucleoside triphosphate hydrolases P-loop containing nucleoside triphosphate hydrolases Tandem AAA-ATPase domain DEXX box DNA helicase d1qjsa1 1qjs_A1 d1qjsa1 (A24-A218) 1qjs_A2 d1qjsa2 (A223-A435) All beta proteins 4-bladed beta-propeller Hemopexin-like domain Hemopexin-like domain Hemopexin d2bs2c1 2bs2_C1 d2bs2c1 (C1-C103) 2bs2_C2 d2bs2c1 (C104-C254) Membrane and cell surface proteins and peptides Heme-binding four-helical bundle Fumarate reductase respiratory complex transmembrane subunits Fumarate reductase respiratory complex cytochrome b subunit, FrdC Fumarate reductase respiratory complex cytochrome b subunit, FrdC d1qm4a1 1qm4_A1 d1qm4a1 (A17-A116) 1qm4_A2 d1qm4a2 (A129-A252) Alpha and beta proteins (a+b) S-adenosylmethionine synthetase S-adenosylmethionine synthetase S-adenosylmethionine synthetase S-adenosylmethionine synthetase d1qmea1 1qme_A1 d1qmea1 (A632-A692) 1qme_A2 d1qmea2 (A693-A750) Alpha and beta proteins (a+b) Penicillin-binding protein 2x (pbp-2x), c-terminal domain Penicillin-binding protein 2x (pbp-2x), c-terminal domain Penicillin-binding protein 2x (pbp-2x), c-terminal domain Penicillin-binding protein 2x (pbp-2x), c-terminal domain d1qmha2_1 1qmh_A1 d1qmha2 (A5-A85) 1qmh_A2 d1qmha2 (A86-A179) Alpha and beta proteins (a+b) IF3-like EPT/RTPC-like RNA 3'-terminal phosphate cyclase, RPTC RNA 3'-terminal phosphate cyclase, RPTC d1qmha2_2 1qmh_A1 d1qmha2 (A5-A85) 1qmh_A3 d1qmha2 (A180-A338) Alpha and beta proteins (a+b) IF3-like EPT/RTPC-like RNA 3'-terminal phosphate cyclase, RPTC RNA 3'-terminal phosphate cyclase, RPTC d1qqga1 1qqg_A1 d1qqga1 (A12-A114) 1qqg_A2 d1qqga2 (A159-A262) All beta proteins PH domain-like PH domain-like Phosphotyrosine-binding domain (PTB) Insulin receptor substrate 1, IRS-1 d1qr0a1 1qr0_A1 d1qr0a1 (A1-A101) 1qr0_A2 d1qr0a2 (A102-A207) Alpha and beta proteins (a+b) 4'-phosphopantetheinyl transferase 4'-phosphopantetheinyl transferase 4'-Phosphopantetheinyl transferase SFP 4'-Phosphopantetheinyl transferase SFP d1qs1a1 1qs1_A1 d1qs1a1 (A60-A262) 1qs1_A2 d1qs1a2 (A263-A461) Alpha and beta proteins (a+b) ADP-ribosylation ADP-ribosylation ADP-ribosylating toxins Vegetative insecticidal protein 2 (VIP2) d1qtqa1 1qtq_A1 d1qtqa1 (A339-A442) 1qtq_A2 d1qtqa1 (A454-A547) All beta proteins Ribosomal protein L25-like Ribosomal protein L25-like Gln-tRNA synthetase (GlnRS), C-terminal (anticodon-binding) domain Gln-tRNA synthetase (GlnRS), C-terminal (anticodon-binding) domain d1qunb1 1qun_B1 d1qunb1 (B1-B158) 1qun_B2 d1qunb2 (B159-B279) All beta proteins Common fold of diphtheria toxin/transcription factors/cytochrome f Bacterial adhesins Pilus subunits Mannose-specific adhesin FimH d1r51a1 1r51_A1 d1r51a1 (A2-A137) 1r51_A2 d1r51a2 (A138-A295) Alpha and beta proteins (a+b) T-fold Tetrahydrobiopterin biosynthesis enzymes-like Urate oxidase (uricase) Urate oxidase (uricase) d1r56e2 1r51_A1 d1r51a1 (A2-A136) 1r51_A2 d1r51a2 (A137-A295) Alpha and beta proteins (a+b) T-fold Tetrahydrobiopterin biosynthesis enzymes-like Urate oxidase (uricase) Urate oxidase (uricase) d1rhza_ 1rhz_A1 d1rhza_ (A2-A204) 1rhz_A2 d1rhza_ (A205-A433) Membrane and cell surface proteins and peptides Preprotein translocase SecY subunit Preprotein translocase SecY subunit Preprotein translocase SecY subunit Preprotein translocase SecY subunit d1rl6a1 1rl6_A1 d1rl6a1 (A7-A77) 1rl6_A2 d1rl6a2 (A78-A170) Alpha and beta proteins (a+b) Ribosomal protein L6 Ribosomal protein L6 Ribosomal protein L6 Ribosomal protein L6 d1rwtj_ 1rwt_A1 d1rwta_ (A14-A134) 1rwt_A2 d1rwta_ (A135-A231) Membrane and cell surface proteins and peptides Chlorophyll a-b binding protein Chlorophyll a-b binding protein Chlorophyll a-b binding protein Chlorophyll a-b binding protein d1s3na_ 1s3n_A1 d1s3na_ (A1-A81) 1s3n_A2 d1s3na_ (A82-A141) Alpha and beta proteins (a+b) Metallo-dependent phosphatases Metallo-dependent phosphatases YfcE-like Putative phosphodiesterase MJ0936 d1skz_1 1skz_A1 d1skz_1 (A7-A60) 1skz_A2 d1skz_2 (A61-A110) Small proteins Knottins (small inhibitors, toxins, lectins) Leech antihemostatic proteins Huristasin-like Factor Xa inhibitor antistasin d1squa_ 1squ_A1 d1squa_ (A1-A39,A129-A152) 1squ_A2 d1squa_ (A75-A128,A40-A74) Alpha and beta proteins (a+b) CheC-like CheC-like CheC-like Chemotaxis protein CheX d1sr9b3 1sr9_A1 d1sr9a3 (A492-A521,A522-A546) 1sr9_A2 d1sr9a3 (A547-A577,A615-A643) Alpha and beta proteins (a+b) 2-isopropylmalate synthase LeuA, allosteric (dimerisation) domain 2-isopropylmalate synthase LeuA, allosteric (dimerisation) domain 2-isopropylmalate synthase LeuA, allosteric (dimerisation) domain 2-isopropylmalate synthase LeuA, allosteric (dimerisation) domain d1sumb_ 1sum_B1 d1sumb_ (B2-B113) 1sum_B2 d1sumb_ (B114-B225) All alpha proteins Spectrin repeat-like PhoU-like (Pfam 01895) PhoU-like (Pfam 01895) PhoU homolog TM1734 d1t0ty_ 1t0t_V1 d1t0tv_ (V6-V133) 1t0t_V2 d1t0tv_ (V134-V248) Alpha and beta proteins (a+b) Ferredoxin-like Dimeric alpha+beta barrel Chlorite dismutase-like (Pfam 06778) YwfI homologue d1t3ta3 1t3t_A1 d1t3ta3 (A1-A69) 1t3t_A2 d1t3ta3 (A70-A152) Alpha and beta proteins (a+b) PurS-like PurS-like FGAM synthase PurL, PurS-like domain FGAM synthase PurL, PurS-like domain d1tbrr1 1tbr_R1 d1tbrr1 (R1-R55) 1tbr_R2 d1tbrr2 (R56-R103) Small proteins Kazal-type serine protease inhibitors Kazal-type serine protease inhibitors Ovomucoid domain III-like Blood-sucking insect-derived tryptase inhibitor d1tdj_2 1tdj_A1 d1tdj_2 (A336-A423) 1tdj_A2 d1tdj_3 (A424-A514) Alpha and beta proteins (a+b) Ferredoxin-like ACT-like Allosteric threonine deaminase C-terminal domain Allosteric threonine deaminase C-terminal domain d1tocr1 1toc_R1 d1tocr1 (R1-R59) 1toc_R2 d1tocr2 (R60-R119) Small proteins BPTI-like BPTI-like Soft tick anticoagulant proteins Ornithodorin d1ttua3 1ttu_A1 d1ttua3 (A381-A439) 1ttu_A3 d1ttua3 (A484-A541) All beta proteins beta-Trefoil DNA-binding protein LAG-1 (CSL) DNA-binding protein LAG-1 (CSL) DNA-binding protein LAG-1 (CSL) d1utaa_ 1uta_A1 d1utaa_ (A243-A256,A293-A319) 1uta_A2 d1utaa_ (A282-A292,A257-A281) Alpha and beta proteins (a+b) Ferredoxin-like Sporulation related repeat (SPOR, Pfam 05036) Sporulation related repeat (SPOR, Pfam 05036) Cell division protein FtsN d1v9ma_ 1v9m_A1 d1v9ma_ (A78-A178) 1v9m_A2 d1v9ma_ (A186-A280) Membrane and cell surface proteins and peptides V-type ATP synthase subunit C V-type ATP synthase subunit C V-type ATP synthase subunit C V-type ATP synthase subunit C d1vjla_ 1vjl_A1 d1vjla_ (A1-A67) 1vjl_A2 d1vjla_ (A68-A150) Alpha and beta proteins (a+b) Hypothetical protein TM0160 Hypothetical protein TM0160 Hypothetical protein TM0160 Hypothetical protein TM0160 d1vk6a1 1vk6_A1 d1vk6a1 (A1-A125) 1vk6_A2 d1vk6a2 (A126-A256) Alpha and beta proteins (a+b) Nudix Nudix NADH pyrophosphatase NADH pyrophosphatase d1vkwa_ 1vkw_A1 d1vkwa_ (A1-A113) 1vkw_A2 d1vkwa_ (A114-A206) Alpha and beta proteins (a+b) FMN-dependent nitroreductase-like FMN-dependent nitroreductase-like Putative nitroreductase TM1586 Putative nitroreductase TM1586 d1vl4b_ 1vl4_A1 d1vl4a_ (A2-A86) 1vl4_A2 d1vl4a_ (A91-A214) Alpha and beta proteins (a+b) Putative modulator of DNA gyrase, PmbA/TldD (Pfam 01523) Putative modulator of DNA gyrase, PmbA/TldD (Pfam 01523) Putative modulator of DNA gyrase, PmbA/TldD (Pfam 01523) PmbA-related protein TM0727 d1vlba4 1vlb_A1 d1vlba4 (A350-A608) 1vlb_A2 d1vlba4 (A609-A907) Alpha and beta proteins (a+b) Molybdenum cofactor-binding domain Molybdenum cofactor-binding domain Molybdenum cofactor-binding domain Aldehyde oxidoreductase d1vlya2 1vly_A1 d1vlya2 (A115-A197) 1vly_A2 d1vlya2 (A26-A114) Alpha and beta proteins (a+b) Aminomethyltransferase folate-binding domain Aminomethyltransferase folate-binding domain Aminomethyltransferase folate-binding domain Hypothetical protein YgfZ, N-terminal domain d1vmoa__1 1vmo_A1 d1vmoa_ (A1-A28,A134-A163) 1vmo_A2 d1vmoa_ (A59-A81,A29-A58) All beta proteins beta-Prism I Vitelline membrane outer protein-I (VMO-I) Vitelline membrane outer protein-I (VMO-I) Vitelline membrane outer protein-I (VMO-I) d1vmoa__2 1vmo_A2 d1vmoa_ (A29-A81) 1vmo_A3 d1vmoa_ (A82-A133) All beta proteins beta-Prism I Vitelline membrane outer protein-I (VMO-I) Vitelline membrane outer protein-I (VMO-I) Vitelline membrane outer protein-I (VMO-I) d1vmoa__3 1vmo_A1 d1vmoa_ (A1-A28,A134-A163) 1vmo_A3 d1vmoa_ (A112-A133,A82-A111) All beta proteins beta-Prism I Vitelline membrane outer protein-I (VMO-I) Vitelline membrane outer protein-I (VMO-I) Vitelline membrane outer protein-I (VMO-I) d1wba___1 1wba_A1 d1wba__ (A2-A66) 1wba_A2 d1wba__ (A67-A126) All beta proteins beta-Trefoil STI-like Kunitz (STI) inhibitors Winged bean albumin 1 d1wba___2 1wba_A2 d1wba__ (A67-A126) 1wba_A3 d1wba__ (A127-A172) All beta proteins beta-Trefoil STI-like Kunitz (STI) inhibitors Winged bean albumin 1 d1wba___3 1wba_A1 d1wba__ (A2-A66) 1wba_A3 d1wba__ (A127-A172) All beta proteins beta-Trefoil STI-like Kunitz (STI) inhibitors Winged bean albumin 1 d1ycqa_ 1ycq_A1 d1ycqa_ (A21-A65) 1ycq_A2 d1ycqa_ (A66-A108) All alpha proteins SWIB/MDM2 domain SWIB/MDM2 domain SWIB/MDM2 domain MDM2 d1yua_1 1yua_A1 d1yua_1 (A1-A63) 1yua_A2 d1yua_2 (A64-A122) Small proteins Rubredoxin-like Zinc beta-ribbon Prokaryotic DNA topoisomerase I, a C-terminal fragment Prokaryotic DNA topoisomerase I, a C-terminal fragment d2bmia_ 2bmi_A1 d2bmia_ (A4-A116) 2bmi_A2 d2bmia_ (A117-A231) Alpha and beta proteins (a+b) Metallo-hydrolase/oxidoreductase Metallo-hydrolase/oxidoreductase Zn metallo-beta-lactamase Zn metallo-beta-lactamase d2bn2a_ 2bn2_A1 d2bn2a_ (A1-A51) 2bn2_A2 d2bn2a_ (A52-A85) All beta proteins Neurophysin II Neurophysin II Neurophysin II Neurophysin II d2dri__ 2dri_A1 d2dri__ (A1-A122) 2dri_A2 d2dri__ (A123-A271) Alpha and beta proteins (a/b) Periplasmic binding protein-like I Periplasmic binding protein-like I L-arabinose binding protein-like D-ribose-binding protein d2g3pa1 2g3p_A1 d2g3pa1 (A2-A105) 2g3p_A2 d2g3pa2 (A106-A219) All beta proteins N-terminal domains of the minor coat protein g3p N-terminal domains of the minor coat protein g3p N-terminal domains of the minor coat protein g3p N-terminal domains of the minor coat protein g3p d2gep_3 2gep_A3 d2gep_3 (A146-A345) 2gep_A4 d2gep_4 (A426-A570) Alpha and beta proteins (a+b) Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 d2pspa1 2psp_A1 d2pspa1 (A2-A54) 2psp_A2 d2pspa2 (A55-A106) Small proteins Trefoil/Plexin domain-like Trefoil Trefoil Pancreatic spasmolytic polypeptide d2up1a1 2up1_A1 d2up1a1 (A8-A103) 2up1_A2 d2up1a2 (A104-A190) Alpha and beta proteins (a+b) Ferredoxin-like RNA-binding domain, RBD Canonical RBD Nuclear ribonucleoprotein A1 (RNP A1, UP1) d3ezma_ 3ezm_A1 d3ezma_ (A1-A50) 3ezm_A2 d3ezma_ (A51-A101) All beta proteins Cyanovirin-N Cyanovirin-N Cyanovirin-N Cyanovirin-N d3pep__ 3pep_A1 d3pep__ (A1-A170) 3pep_A2 d3pep__ (A171-A326) All beta proteins Acid proteases Acid proteases Pepsin-like Pepsin(ogen) d4csma_ 4csm_A1 d4csma_ (A150-A243,A1-A25) 4csm_A2 d4csma_ (A26-A130,A131-A149) All alpha proteins Chorismate mutase II Chorismate mutase II Allosteric chorismate mutase Allosteric chorismate mutase d4proc1 4pro_C1 d4proc1 (C6-C86) 4pro_C2 d4proc2 (C87-C166) Alpha and beta proteins (a+b) Alpha-lytic protease prodomain-like Alpha-lytic protease prodomain Alpha-lytic protease prodomain Alpha-lytic protease prodomain d7acn_2 7acn_A1 d7acn_2 (A62-A192) 7acn_A3 d7acn_2 (A346-A475) Alpha and beta proteins (a/b) Aconitase iron-sulfur domain Aconitase iron-sulfur domain Aconitase iron-sulfur domain Aconitase A, N-terminal domain d8gep_1 8gep_A1 d8gep_1 (A81-A145) 8gep_A2 d8gep_2 (A346-A425) Alpha and beta proteins (a+b) Ferredoxin-like Sulfite reductase, domains 1 and 3 Sulfite reductase, domains 1 and 3 Sulfite reductase, domains 1 and 3