| SCOP superfamily ID |
superfamiily description |
corresponding fold description |
| d.110.7 | Roadblock/LC7 domain alpha-beta(2)-alpha-beta(3)-alpha; structurally most similar to the SNARE-like superfamily with a circular permutation of the terminal helices ! | Profilin-like core: 2 alpha-helices and 5-stranded antiparallel sheet: order 21543; 3 layers: alpha/beta/alpha |
| d.129.3 | Bet v1-like contains a single copy of this fold with a alpha-beta2 insertion after the first helix; there is a cavity between the beta-sheet and the long C-terminal helix ! | TBP-like beta-alpha-beta(4)-alpha |
| b.55.1 | PH domain-like | PH domain-like barrel barrel, partly opened; n*=6, S*=12; meander; capped by an alpha-helix |
| d.110.1 | Profilin (actin-binding protein) alpha-beta(2)-alpha-beta(5)-alpha ! | Profilin-like core: 2 alpha-helices and 5-stranded antiparallel sheet: order 21543; 3 layers: alpha/beta/alpha |
| b.68.1 | Sialidases | 6-bladed beta-propeller consists of six 4-stranded beta-sheet motifs; meander |
| e.62.1 | Heme iron utilization protein-like | Heme iron utilization protein-like 2 domains; d1 - 3-helical bundle similar to the homeodomain-like fold; d2 - 6-stranded beta-barrel capped by two helices at one end, similar topology to the PH-like fold |
| e.3.1 | beta-lactamase/transpeptidase-like | beta-lactamase/transpeptidase-like contains a cluster of helices and an alpha+beta sandwich |
| b.60.1 | Lipocalins bind hydrophobic ligands in their interior ! | Lipocalins barrel, closed or opened; n=8, S=12; meander |
| d.129.2 | Phosphoglucomutase, C-terminal domain contains a single copy of this fold and an extra beta-strand at the C-terminus ! | TBP-like beta-alpha-beta(4)-alpha |
| d.16.1 | FAD-linked reductases, C-terminal domain N-terminal domain is beta/beta/alpha common fold ! | FAD-linked reductases, C-terminal domain alpha+beta sandwich |
| b.69.4 | WD40 repeat-like also contains 8-bladed propellers ! | 7-bladed beta-propeller consists of seven 4-stranded beta-sheet motifs; meander |
| d.87.1 | FAD/NAD-linked reductases, dimerisation (C-terminal) domain both first two domains are of same beta/beta/alpha fold ! | CO dehydrogenase flavoprotein C-domain-like core: beta(3,4)-alpha(3); alpha+beta sandwich |
| d.110.2 | GAF domain-like alpha(2)-beta(3)-alpha-beta(3)-alpha; antiparallel beta-sheet: order 321654 ! | Profilin-like core: 2 alpha-helices and 5-stranded antiparallel sheet: order 21543; 3 layers: alpha/beta/alpha |
| d.107.1 | Mog1p/PsbP-like | Mog1p/PsbP-like (beta-hairpin)-beta(3)-alpha-beta(4)-alpha; 3 layers: a/b/a; antiparallel beta-sheet of 7 strands; order: 1237654 |
| b.30.5 | Galactose mutarotase-like probable carbohydrate-binding domain in enzymes acting on sugars ! | Supersandwich sandwich; 18 strands in 2 sheets |
| b.28.1 | Baculovirus p35 protein has a few helices inserted in loops ! | Baculovirus p35 protein sandwich; 14 strands in 2 sheets; greek-key |
| d.312.1 | TM1622-like | TM1622-like alpha-beta(3)-alpha-beta(4)-alpha; 3 layers, a/b/a; antiparallel beta-sheet, order: 1237654 |
| e.52.1 | NAD kinase/diacylglycerol kinase-like | NAD kinase/diacylglycerol kinase-like 2 domains: d1 [alpha/beta; related to the PFK N-terminal domain (scop_sf 53784)]; d2 [all-beta; atypical beta-sandwich made of 4 structural repeats of beta(3) unit] |
| d.110.4 | SNARE-like beta(2)-alpha-beta(3)-alpha(2) ! | Profilin-like core: 2 alpha-helices and 5-stranded antiparallel sheet: order 21543; 3 layers: alpha/beta/alpha |
| d.104.1 | Class II aaRS and biotin synthetases | Class II aaRS and biotin synthetases contains large mixed beta-sheet |
| b.69.1 | Galactose oxidase, central domain | 7-bladed beta-propeller consists of seven 4-stranded beta-sheet motifs; meander |
| b.69.6 | Clathrin heavy-chain terminal domain | 7-bladed beta-propeller consists of seven 4-stranded beta-sheet motifs; meander |
| d.156.1 | S-adenosylmethionine decarboxylase | S-adenosylmethionine decarboxylase duplication of beta-alpha-beta(4)-alpha-beta-alpha-beta(2) motif; 4 layers a/b/b/a; antiparallel beta-sheets: order 23451687 |
| d.250.1 | Folate-binding domain some topological similarity to Formylmethanofuran:tetrahydromethanopterin formyltransferase ! | Folate-binding domain duplication: consists of two beta(2)-alpha-beta(3)-alpha subdomains swapped with the first strands |
| b.68.6 | Calcium-dependent phosphotriesterase | 6-bladed beta-propeller consists of six 4-stranded beta-sheet motifs; meander |
| d.131.1 | DNA clamp | DNA clamp contains two helices and two beta sheets ! duplication: fold has internal pseudo two-fold symmetry |
| b.69.14 | Nucleoporin domain | 7-bladed beta-propeller consists of seven 4-stranded beta-sheet motifs; meander |
| d.110.3 | PYP-like sensor domain (PAS domain) alpha-beta(2)-alpha(2)-beta(3) ! | Profilin-like core: 2 alpha-helices and 5-stranded antiparallel sheet: order 21543; 3 layers: alpha/beta/alpha |
| d.110.6 | Sensory domain-like alpha(2)-beta(2)-alpha(2)-beta(3); possibly related to the PAS domain ! | Profilin-like core: 2 alpha-helices and 5-stranded antiparallel sheet: order 21543; 3 layers: alpha/beta/alpha |
| d.161.1 | ADC synthase the active site is formed by additional structures inserted into the core structure ! | ADC synthase duplication: contains four repeats of alpha-beta(2)-beta motif arranged in a 4 layer core structure: alpha/beta/beta/alpha; orthogonally packed beta-sheets |
| d.299.1 | Ns1 effector domain-like | Ns1 effector domain-like beta-X-beta(5)-alpha-beta-alpha; 2 layers: a/b; bifurcated beta-sheet; order 23654[1,7] |
| e.1.1 | Serpins | Serpins contains a cluster of helices and a beta-sandwich |
| d.63.1 | CYTH-like phosphatases | CYTH-like phosphatases duplication of beta-alpha-beta(3) motif: antiparallel beta sheet forms wide barrel (n=8, S=16) with a channel running through it |
| b.84.3 | Duplicated hybrid motif half-barrel sheet of 8 strands sandwiched with two 3-stranded sheets ! | Barrel-sandwich hybrid sandwich of half-barrel shaped beta-sheets |
| b.70.1 | Quinoprotein alcohol dehydrogenase-like | 8-bladed beta-propeller consists of eight 4-stranded beta-sheet motifs; meander ! also found in some members of the WD40-repeat superfamily |
| b.1.16 | Lamin A/C globular tail domain | Immunoglobulin-like beta-sandwich sandwich; 7 strands in 2 sheets; greek-key ! some members of the fold have additional strands |
| f.10.1 | Viral glycoprotein, central and dimerisation domains | Viral glycoprotein, central and dimerisation domains 2 intertwined domains; all-beta and alpha+beta |
| d.197.1 | Protein-L-isoaspartyl O-methyltransferase, C-terminal domain | Protein-L-isoaspartyl O-methyltransferase, C-terminal domain beta-alpha-beta(4)-alpha-beta(2); 3 layers: beta/alpha/beta; buried helix |
| b.131.1 | SPOC domain-like | SPOC domain-like barrel, closed; n=7, S=10; complex topology |
| d.110.10 | YNR034W-A-like | Profilin-like core: 2 alpha-helices and 5-stranded antiparallel sheet: order 21543; 3 layers: alpha/beta/alpha |
| d.110.5 | Pheromone-binding domain of LuxR-like quorum-sensing transcription factors alpha(2)-beta(2)-alpha(2)-beta(3)-alpha; possibly related to the PAS domain ! | Profilin-like core: 2 alpha-helices and 5-stranded antiparallel sheet: order 21543; 3 layers: alpha/beta/alpha |
| d.136.1 | Phospholipase D/nuclease | Phospholipase D/nuclease beta-alpha-beta-alpha-beta-alpha-beta(4)-alpha; mixed sheet: order 1765234 |
| c.8.5 | GroEL apical domain-like | The "swivelling" beta/beta/alpha domain 3 layers: b/b/a; the central sheet is parallel, and the other one is antiparallel; there are some variations in topology ! this domain is thought to be mobile in most multi-domain proteins known to contain it |
| d.129.1 | TATA-box binding protein-like | TBP-like beta-alpha-beta(4)-alpha |
| d.190.1 | Chorismate lyase-like | Chorismate lyase-like duplication of alpha(2)-beta(3) motif; antiparallel beta sheet, order 123654 |
| d.110.8 | YeeU-like beta(2)-alpha-beta(3); 2 layers, a/b; there is an oligomerization interface instead of the 'missing' helical layer ! | Profilin-like core: 2 alpha-helices and 5-stranded antiparallel sheet: order 21543; 3 layers: alpha/beta/alpha |
| d.109.3 | FLJ32549 C-terminal domain-like alpha-beta(2)-alpha-beta(3)-alpha; similar to the Roadblock/LC7 domain | Gelsolin-like 3 layers: a/b/a; contains mixed beta-sheet |
| b.61.1 | Avidin/streptavidin | Streptavidin-like barrel, closed; n=8, S=10; meander |
| b.69.8 | Integrin alpha N-terminal domain | 7-bladed beta-propeller consists of seven 4-stranded beta-sheet motifs; meander |
| b.68.2 | Soluble quinoprotein glucose dehydrogenase | 6-bladed beta-propeller consists of six 4-stranded beta-sheet motifs; meander |
| d.219.1 | PP2C-like contain binuclear metal (Mn) centre ! | PP2C-like 4 layers: alpha/beta/beta/alpha; antiparallel beta sheets |
| d.261.1 | Hypothetical protein PH1602 | Hypothetical protein PH1602 complex alpha+beta fold; contains a region of similarity to the ferredoxin-like fold |
| d.26.3 | Chitinase insertion domain | FKBP-like core: beta(2)-alpha-beta(2); antiparallel beta-sheet |
| b.44.1 | EF-Tu/eEF-1alpha/eIF2-gamma C-terminal domain probably related to the second domain and its superfamiy by a circular permutation ! | Elongation factor/aminomethyltransferase common domain barrel, closed; n=6, S=10; greek-key |
| b.115.1 | Calcium-mediated lectin | Calcium-mediated lectin sandwich; 9 strands in 2 sheets; greek-key |
| b.58.1 | PK beta-barrel domain-like | PK beta-barrel domain-like barrel, closed; n=7, S=10; complex topology |
| b.61.4 | Quinohemoprotein amine dehydrogenase A chain, domain 3 | Streptavidin-like barrel, closed; n=8, S=10; meander |
| d.38.1 | Thioesterase/thiol ester dehydrase-isomerase | Thioesterase/thiol ester dehydrase-isomerase core: beta-alpha-beta(4); 2 layers: alpha/beta |
| d.313.1 | Prenyltransferase-like the barrel channel harbours the substrate-binding site ! | Antiparallel beta/alpha barrel (PT-barrel) tandem repeat of five alpha(2)-beta(2) motifs; antiparallel beta-sheet barrel, closed; n=10, S=10; order 123456789A; there is a channel along the barrel axis |
| d.129.4 | Cell-division protein ZipA, C-terminal domain contains a single copy of this fold ! | TBP-like beta-alpha-beta(4)-alpha |
| e.17.1 | D-aminoacid aminotransferase-like PLP-dependent enzymes | D-aminoacid aminotransferase-like PLP-dependent enzymes 2 domains: (1) alpha+beta: beta3-alpha2-beta2; (2) alpha/beta, a part of its mixed sheet forms barrel: n=6, S=8 |
| b.26.1 | SMAD/FHA domain has a few short helices inserted in loops ! | SMAD/FHA domain sandwich; 11 strands in 2 sheets; greek-key |
| b.177.1 | YmcC-like | YmcC-like 12-stranded meander beta-sheet, folded into a deformed beta-barrel; topological similarity to the LolA-like fold (scop_cf 89391) |
| d.21.1 | Diaminopimelate epimerase-like duplication: consists of two similar domain swapped with C-terminal strands ! | Diaminopimelate epimerase-like mixed beta-sheet folds into a barrel (n=8, S=14) around the central helix |
| d.220.1 | Metal cation-transporting ATPase, ATP-binding domain N | Metal cation-transporting ATPase, ATP-binding domain N unusual fold; core: beta-alpha(2)-beta(3)-alpha(2)-beta(2); 6-stranded antiparallel beta-sheet, order: 165432 |
| d.105.1 | Subdomain of clathrin and coatomer appendage domain | Subdomain of clathrin and coatomer appendage domain beta-alpha-beta-alpha-beta(4)-alpha; 3 layers: a/b/a; bifurcated antiparallel beta-sheet |
| b.68.3 | Thermostable phytase (3-phytase) | 6-bladed beta-propeller consists of six 4-stranded beta-sheet motifs; meander |
| b.88.1 | Mss4-like duplication: tandem repeat of two similar structural motifs ! | Mss4-like complex fold made of several coiled beta-sheets |
| d.267.1 | Hypothetical protein SAV1430 | Hypothetical protein SAV1430 beta(3)-alpha-beta(2)-alpha; 2 layers, alpha/beta; antiparallel beta-sheet, order: 12543 |
| b.125.1 | Prokaryotic lipoproteins and lipoprotein localization factors | LolA-like prokaryotic lipoproteins and lipoprotein localization factors 11 stranded sheet partly folded in a corner-like structure filled with a few short helices |
| e.58.1 | Viral ssDNA binding protein | Viral ssDNA binding protein 2 domains; d1: [large alpha+beta domain subdivided into the 'head', 'neck' and 'shoulders' regions; in the 'neck', there is an OB-fold interrupted by large insertions]; d2: [all-alpha, 6 helices; orthogonal array] |
| b.61.5 | Dipeptidyl peptidase I (cathepsin C), exclusion domain | Streptavidin-like barrel, closed; n=8, S=10; meander |
| d.239.1 | GCM domain DNA-binding domain ! | GCM domain consists of two different alpha+beta subdomains; 2 zinc-binding sites |
| b.77.1 | Vitelline membrane outer protein-I (VMO-I) | beta-Prism I consists of 3 4-stranded sheets; strands are parallel to the 3-fold axis ! duplication: has internal pseudo threefold symmetry |
| d.23.1 | Tubby C-terminal domain-like | Tubby C-terminal domain-like beta-sheet folds into a barrel (n=12, S=12) around the central helix |
| b.69.12 | Sema domain irregular 7-bladed beta-propeller with a large insertion in the fifth blade ! | 7-bladed beta-propeller consists of seven 4-stranded beta-sheet motifs; meander |
| d.342.1 | PH1570-like | PH1570-like duplication: two beta(4)-alpha structural repeats, related by pseudo twofold symmetry; two extra helices in the linker region; single 8-standed antiparallel beta-sheet, order: 12348765 |
| b.128.1 | Hypothetical protein YojF | Hypothetical protein YojF pseudobarrel; capped at one end by an alpha-helix |
| f.7.1 | Lipovitellin-phosvitin complex; beta-sheet shell regions | Lipovitellin-phosvitin complex; beta-sheet shell regions contains several large open beta-sheets |
| b.43.5 | Riboflavin kinase-like | Reductase/isomerase/elongation factor common domain barrel, closed; n=6, S=10; greek-key |
| b.46.1 | FMT C-terminal domain-like | FMT C-terminal domain-like barrel, open; n*=6, S*=10; greek-key |
| d.35.1 | Heme-binding protein A (HasA) | Heme-binding protein A (HasA) beta-alpha-beta(6)-alpha(2); antiparallel sheet: order 165432 |
| b.47.1 | Trypsin-like serine proteases | Trypsin-like serine proteases barrel, closed; n=6, S=8; greek-key ! duplication: consists of two domains of the same fold |
| b.143.1 | NAC domain | NAC domain core: twisted 7-stranded beta-sheet (half-barrel) |
| b.61.2 | beta-Barrel protease inhibitors | Streptavidin-like barrel, closed; n=8, S=10; meander |
| e.59.1 | FdhE-like | FdhE-like consists on the N-terminal five-helical bundle, a tandem repeat of two rubredoxin-like domains and the C-terminal helix packed together |
| b.36.1 | PDZ domain-like peptide-binding domain ! | PDZ domain-like contains barrel, partly opened; n*=4, S*=8; meander; capped by alpha-helix |
| b.30.2 | Amine oxidase catalytic domain | Supersandwich sandwich; 18 strands in 2 sheets |
| b.45.2 | PilZ domain-like | Split barrel-like barrel; n=6, S=10; greek-key |
| b.1.28 | NEAT domain-like | Immunoglobulin-like beta-sandwich sandwich; 7 strands in 2 sheets; greek-key ! some members of the fold have additional strands |
| f.46.1 | HlyD-like secretion proteins | HlyD-like secretion proteins consists of three domains: beta-barrel (res. 29-38,170-259; scop_cf 50412); barrel-sandwich hybrid (39-72,135-169; scop_sf 51230) and long alpha-hairpin (73-134; scop_cf 46556) |
| d.129.7 | TT1751-like contains a single copy of this fold decorated with additional structures; forms dimer ! | TBP-like beta-alpha-beta(4)-alpha |
| b.21.1 | Virus attachment protein globular domain | Virus attachment protein globular domain sandwich, 10 strands in 2 sheets; greek-key |
| b.61.7 | Extracellular hemoglobin linker subunit, receptor domain | Streptavidin-like barrel, closed; n=8, S=10; meander |
| b.85.6 | MoeA C-terminal domain-like | beta-clip double-stranded ribbon sharply bent in two places; the ribbon ends form incomplete barrel; jelly-roll |
| b.63.1 | Oncogene products duplication: N- and C-terminal halves are related by pseudo dyad ! | Oncogene products barrel, closed; n=8, S=10; one overside connection |
| d.129.9 | RalF, C-terminal domain contains a single copy of this fold decorated with additional structures ! | TBP-like beta-alpha-beta(4)-alpha |
| b.176.1 | AttH-like | AttH-like duplication: two flattened beta-barrels of lipocalin-like topology are orthogonally packed with a pseudo twofold symmetry |
| b.43.3 | Translation proteins | Reductase/isomerase/elongation factor common domain barrel, closed; n=6, S=10; greek-key |
| c.8.2 | LeuD/IlvD-like contains mixed beta-sheet barrel, closed n=7, S=10 ! | The "swivelling" beta/beta/alpha domain 3 layers: b/b/a; the central sheet is parallel, and the other one is antiparallel; there are some variations in topology ! this domain is thought to be mobile in most multi-domain proteins known to contain it |
| b.54.1 | Core binding factor beta, CBF | Core binding factor beta, CBF barrel, closed; n=6, S=10; meander; capped at both ends by alpha-helices |
| d.290.1 | AF0104/ALDC/Ptd012-like characteristic metal ion (zinc)-binding motif in the putative active site ! | AF0104/ALDC/Ptd012-like duplication: consists of two similar beta-alpha-beta(4) motifs |
| b.49.3 | Aminopeptidase/glucanase lid domain | Domain of alpha and beta subunits of F1 ATP synthase-like barrel, closed; n=6, S=8; greek-key |
| e.45.1 | Antivirulence factor | Antivirulence factor contains a helical bundle with a buried helix and an alpha+beta insert domain |
| b.49.1 | N-terminal domain of alpha and beta subunits of F1 ATP synthase | Domain of alpha and beta subunits of F1 ATP synthase-like barrel, closed; n=6, S=8; greek-key |
| b.44.2 | Aminomethyltransferase beta-barrel domain | Elongation factor/aminomethyltransferase common domain barrel, closed; n=6, S=10; greek-key |
| d.172.1 | gp120 core | gp120 core unusual fold |
| b.42.4 | STI-like | beta-Trefoil barrel, closed; n=6, S=12; and a hairpin triplet; meander ! duplication: has internal pseudo threefold symmetry |
| b.61.3 | D-aminopeptidase, middle and C-terminal domains | Streptavidin-like barrel, closed; n=8, S=10; meander |
| d.289.1 | WWE domain | WWE domain beta(2)-alpha-beta(4); antiparallel folded beta-sheet (half-barrel), order 216543 |
| b.45.1 | FMN-binding split barrel related to the ferredoxin reductase-like FAD-binding domain ! | Split barrel-like barrel; n=6, S=10; greek-key |
| b.42.5 | Actin-crosslinking proteins | beta-Trefoil barrel, closed; n=6, S=12; and a hairpin triplet; meander ! duplication: has internal pseudo threefold symmetry |
| d.343.1 | MM3350-like | MM3350-like beta(2)-alpha-beta(4); antiparallel beta-sheet; order: 216534; similar to a ubiquitin-like fold with the extra C-terminal strand inserted in the middle of the beta-sheet |
| d.129.6 | KA1-like contains a single copy of this fold ! | TBP-like beta-alpha-beta(4)-alpha |
| b.159.1 | Allene oxide cyclase-like | AOC barrel-like barrel, closed; n=8, S=10; meander; mirrored (reversed) topology to the Spreptavidin-like and Lipocalin-like folds |
| e.29.1 | beta and beta-prime subunits of DNA dependent RNA-polymerase The catalytic site is formed by the association of two double-psi beta-barrel domains, one from each subunit ! | beta and beta-prime subunits of DNA dependent RNA-polymerase Multidomain subunits of complex domain organization |
| b.95.1 | Ganglioside M2 (gm2) activator | Ganglioside M2 (gm2) activator sandwich; 8 strands in 2 sheets; greek-key: partial topological similarity to immunoglobulin-like folds |
| b.85.2 | Head decoration protein D (gpD, major capsid protein D) | beta-clip double-stranded ribbon sharply bent in two places; the ribbon ends form incomplete barrel; jelly-roll |
| b.96.1 | Nicotinic receptor ligand binding domain-like | Nicotinic receptor ligand binding domain-like sandwich; 8 strands in 2 sheets; greek-key: partial topological similarity to immunoglobulin-like folds |
| b.105.1 | Penicillin-binding protein associated domain | Penicillin-binding protein associated domain sandwich; 6 strands in 2 sheets |
| e.56.1 | YaeB-like | YaeB-like 2 domains; d1: [beta-barrel (n=6, S=10), similar to the Reductase/isomerase/elongation factor common domain fold (scop_cf 50412), provides homodimerisation interface]; d2: [alpha+beta (disordered)] |
| d.22.1 | GFP-like | GFP-like beta-sheet folds into a barrel (n=11, S=14) around the central helix |
| b.20.1 | ENV polyprotein, receptor-binding domain | ENV polyprotein, receptor-binding domain sandwich; 9 strands in 2 sheets; greek-key; contains a few helices in loop regions |
| f.4.1 | OMPA-like forms (8,10) barrel ! | Transmembrane beta-barrels not a true fold, gathers together transmembrane barrels of different (n,S) |
| e.53.1 | QueA-like | QueA-like 2 domains; d1 (1-64,174-335) [alpha/beta; 3 layers, a/b/a; mixed beta sheet of 9 strands, order: 219863457; strands 1, 5 and 8 are antiparallel to the rest]; d2 (65-142) [all-beta; barrel, closed (n=6, S=10); greek-key; topologically similar to the split barrel fold (scop_cf 50474) |
| b.42.2 | Ricin B-like lectins | beta-Trefoil barrel, closed; n=6, S=12; and a hairpin triplet; meander ! duplication: has internal pseudo threefold symmetry |
| b.2.8 | beta-sandwich domain of Sec23/24 | Common fold of diphtheria toxin/transcription factors/cytochrome f sandwich; 9 strands in 2 sheet; greek-key; subclass of immunoglobin-like fold |
| b.126.1 | Adsorption protein p2 | Adsorption protein p2 multisheet protein containing partial beta-propeller and beta-sandwich regions |
| d.129.11 | YugN-like | TBP-like beta-alpha-beta(4)-alpha |
| d.280.1 | Sulfolobus fructose-1,6-bisphosphatase-like | Sulfolobus fructose-1,6-bisphosphatase-like 4 layers: a/b/b/a; antiparallel beta sheets; similarities to ferredoxin-like fold (scop_cf 54861) in the N-terminal part (1-120) and to the Bacterial S-adenosylmethionine decarboxylase subunit (scop_fa 997656) in the C-terminal part (121-340) |
| b.152.1 | Flagellar hook protein flgE | Flagellar hook protein flgE consists of two different domains; d1: [complex fold made of bifurcated beta-sheets]; d2 (inserted into d1): [beta-sandwich; 8 strands in 2 sheets] |
| f.4.6 | Tsx-like channel forms (12,16) barrel ! | Transmembrane beta-barrels not a true fold, gathers together transmembrane barrels of different (n,S) |
| d.129.10 | YwmB-like duplication: tandem repeat of two circularly permuted motifs, alpha-beta-alpha-beta(4), assembled as in the TATA-box binding domain; forms a swapped dimer by exchanging the equivalent parts of the C-terminal motifs ! | TBP-like beta-alpha-beta(4)-alpha |
| b.121.6 | Group I dsDNA viruses | Nucleoplasmin-like/VP (viral coat and capsid proteins) sandwich; 8 strands in 2 sheets; jelly-roll; some members can have additional 1-2 strands ! characteristic interaction between the domains of this fold allows the formation of five-fold and pseudo six-fold assemblies |
| e.76.1 | Viral glycoprotein ectodomain-like | Viral glycoprotein ectodomain-like complex fold; contains three rigid, mostly-beta domains and an alpha-helical region, acting as a conformatiomal switch ("fusion stalk") |
| b.42.6 | MIR domain | beta-Trefoil barrel, closed; n=6, S=12; and a hairpin triplet; meander ! duplication: has internal pseudo threefold symmetry |
| f.4.2 | Outer membrane phospholipase A (OMPLA) forms (12,16) barrel ! | Transmembrane beta-barrels not a true fold, gathers together transmembrane barrels of different (n,S) |
| b.106.1 | Phage tail proteins | Phage tail proteins core: barrel; n=6, S=10; greek-key; topologically similar to the FMN-binding split barrel |
| e.10.1 | Prokaryotic type I DNA topoisomerase duplication: the protein chain passing through the domains 2-4 makes two structural repeats ! The active site is formed by the toprim and "winged helix" domains (domains 1 and 4); these two domains are also found in the type II topoisomerase (DNA gyrase A) and in the alpha subunit of topoisomerase IV ! | Prokaryotic type I DNA topoisomerase 4 domains: (1) Toprim alpha/beta; (2&4) "winged helix"-like; (3) barrel: n=6, S=8 |
| b.169.1 | MFPT repeat-like | MFPT repeat-like consists of two similar pseudo barrel subdomains with structural similarity to a circularly permuted SAND domain (scop_fa 63764) |
| b.37.1 | N-terminal domains of the minor coat protein g3p | N-terminal domains of the minor coat protein g3p core: barrel, in some members open; n*=4, S*=8; meander |
| e.61.1 | ImpE-like | ImpE-like consists of two domains; d1: right-handed superhelix of five helices; d2: pseudo beta-barrel containing structurally similar part to the "Histone-like" proteins from archaea (scop_fa 54161) |
| b.165.1 | MOSC N-terminal domain-like | MOSC N-terminal domain-like complex fold; comprises a beta-hairpin and a meander 3-stranded sheet packed against beta-barrel: closed, n=5, S=8; contains three short helices |
| d.129.5 | MoaD-related protein, C-terminal domain contains a single copy of this fold ! | TBP-like beta-alpha-beta(4)-alpha |
| d.265.1 | Pseudouridine synthase the active site is the most conserved structural region of the superfamily and is located between the subdomains ! | Pseudouridine synthase consists of two alpha+beta subdomains with some similarity to the ferredoxin-like fold |
| b.42.1 | Cytokine | beta-Trefoil barrel, closed; n=6, S=12; and a hairpin triplet; meander ! duplication: has internal pseudo threefold symmetry |
| b.111.1 | Small protein B (SmpB) | Small protein B (SmpB) barrel, closed; n=6, S=8, greek-key, partial similarity to the OB-fold |
| e.5.1 | Heme-dependent catalase-like | Heme-dependent catalase-like contains an (8,10) beta-barrel and an all-alpha domain |
| e.35.1 | Membrane penetration protein mu1 | Membrane penetration protein mu1 4 domains: three intertwined predominately alpha domains and one jelly-roll beta-sandwich |
| f.4.3 | Porins | Transmembrane beta-barrels not a true fold, gathers together transmembrane barrels of different (n,S) |
| f.4.5 | Autotransporter forms (12,14) barrel; contains a long alpha-helix running along the barrel axis ! | Transmembrane beta-barrels not a true fold, gathers together transmembrane barrels of different (n,S) |
| b.61.6 | YceI-like | Streptavidin-like barrel, closed; n=8, S=10; meander |
| d.33.1 | SecB-like | SecB-like beta(4)-alpha(2); two layers: alpha/beta; antiparallel sheet: order 1432 |
| b.42.3 | Agglutinin this superfamily is distinct from the ricin B-like lectin superfamily ! | beta-Trefoil barrel, closed; n=6, S=12; and a hairpin triplet; meander ! duplication: has internal pseudo threefold symmetry |
| d.283.1 | Putative modulator of DNA gyrase, PmbA/TldD | Putative modulator of DNA gyrase, PmbA/TldD consists of two different alpha+beta domains; d1: [duplication of alpha-beta(3)-alpha motif; 2 layers: a/b; antiparallel beta-sheet, order: 321456; strands 1, 2, 4 and 5 are twice longer than other secondary structures]; d2 [ complex fold; contains beta-barrel (n=5, S=10)] |
| d.103.1 | CytB endotoxin-like | CytB endotoxin-like core: beta-alpha(2)-beta-alpha(2)-beta(4); 3 layers: a/b/a |
| c.8.10 | LD-carboxypeptidase A C-terminal domain-like | The "swivelling" beta/beta/alpha domain 3 layers: b/b/a; the central sheet is parallel, and the other one is antiparallel; there are some variations in topology ! this domain is thought to be mobile in most multi-domain proteins known to contain it |
| c.8.8 | Putative cyclase contains mixed beta-sheet barrel, closed n=7, S=10 ! | The "swivelling" beta/beta/alpha domain 3 layers: b/b/a; the central sheet is parallel, and the other one is antiparallel; there are some variations in topology ! this domain is thought to be mobile in most multi-domain proteins known to contain it |
| b.45.3 | YkvR-like provisional classification, pending better resolution structures | Split barrel-like barrel; n=6, S=10; greek-key |
| b.42.8 | AbfB domain | beta-Trefoil barrel, closed; n=6, S=12; and a hairpin triplet; meander ! duplication: has internal pseudo threefold symmetry |
| b.48.1 | mu transposase, C-terminal domain | mu transposase, C-terminal domain barrel; n=6, S=8, greek-key |
| b.43.2 | FucI/AraA C-terminal domain-like | Reductase/isomerase/elongation factor common domain barrel, closed; n=6, S=10; greek-key |
| f.4.4 | OMPT-like forms (10,12) barrel ! | Transmembrane beta-barrels not a true fold, gathers together transmembrane barrels of different (n,S) |
| b.42.7 | DNA-binding protein LAG-1 (CSL) contains rudiment hairpin triplet lacking one hairpin ! | beta-Trefoil barrel, closed; n=6, S=12; and a hairpin triplet; meander ! duplication: has internal pseudo threefold symmetry |
| b.159.2 | SO1590-like | AOC barrel-like barrel, closed; n=8, S=10; meander; mirrored (reversed) topology to the Spreptavidin-like and Lipocalin-like folds |
| b.140.1 | Replicase NSP9 | Replicase NSP9 barrel; n=6, S=8, greek-key; similar to one trypsin-like protease barrel |
| f.47.1 | VP4 membrane interaction domain | VP4 membrane interaction domain 2 domains; d1: complexed all-beta fold; d2: coiled-coil (trimeric) helical region |
| e.15.1 | Eukaryotic DNA topoisomerase I, N-terminal DNA-binding fragment | Eukaryotic DNA topoisomerase I, N-terminal DNA-binding fragment 2 domains: alpha+beta and all-beta |
| f.12.1 | Head and neck region of the ectodomain of NDV fusion glycoprotein | Head and neck region of the ectodomain of NDV fusion glycoprotein 3 intertwined all-beta domains |