Evolutionary classification of protein domain structures
alpha arraysalpha-helix arrays with mainly perpendicular helices
alpha bundlesalpha-helix bundles with mainly parallel helices
alpha superhelicesrepeating alpha-helix hairpins form a superhelix




Representatives:
e2cvdA1[A:76-199]
nonrep
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GLUTATHIONE-REQUIRING PROSTAGLANDIN D SYNTHASE ; ligands: GOL,GSH,HQL,MG ; X-RAY DIFFRACTION 1.45Å
e1tu7A1[A:78-208]
nonrep
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Glutathione S-transferase 2 ; ligands: GOL,GSH ; X-RAY DIFFRACTION 1.5Å
e5ddlA2[A:80-209] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase P ; ligands: 5AU,GSH,MES ; X-RAY DIFFRACTION 1.980Å
e5ddlB1[B:80-209] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase P ; ligands: 5AU,CA,GSH,MES ; X-RAY DIFFRACTION 1.980Å
e5j41B2[B:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase P ; ligands: 3LF,GSH,MES ; X-RAY DIFFRACTION 1.18Å
e5j41A1[A:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase P ; ligands: 3LF,GSH,MES ; X-RAY DIFFRACTION 1.18Å
e5dakA1[A:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase P ; ligands: ARS,MES ; X-RAY DIFFRACTION 2.110Å
e5dakB1[B:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase P ; ligands: ARS,MES ; X-RAY DIFFRACTION 2.110Å
e5dalA2[A:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase P ; ligands: 5AU,GSH,MES,PA0 ; X-RAY DIFFRACTION 1.500Å
e5dalB2[B:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase P ; ligands: 5AU,GSH,MES,PA0 ; X-RAY DIFFRACTION 1.500Å
e5dcgA2[A:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase P ; ligands: MES ; X-RAY DIFFRACTION 2.010Å
e5dcgB2[B:80-209] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase P ; ligands: CA,MES ; X-RAY DIFFRACTION 2.010Å
e5gzzB2[B:82-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase class-mu 26 kDa isozyme ; ligands: GSH ; X-RAY DIFFRACTION 2.400Å
e5gzzC1[C:81-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase class-mu 26 kDa isozyme ; ligands: GSH ; X-RAY DIFFRACTION 2.400Å
e5gzzD2[D:82-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase class-mu 26 kDa isozyme ; ligands: GSH ; X-RAY DIFFRACTION 2.400Å
e5gzzE1[E:81-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase class-mu 26 kDa isozyme ; ligands: GSH ; X-RAY DIFFRACTION 2.400Å
e5gzzF2[F:82-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase class-mu 26 kDa isozyme ; ligands: GSH ; X-RAY DIFFRACTION 2.400Å
e5gzzG2[G:82-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase class-mu 26 kDa isozyme ; ligands: GSH ; X-RAY DIFFRACTION 2.400Å
e5l6xA1[A:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase P ; ligands: 6SG,AZI ; X-RAY DIFFRACTION 1.995Å
e5l6xB2[B:78-209] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase P ; ligands: 6SG,AZI ; X-RAY DIFFRACTION 1.995Å
e5x79A1[A:80-210] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase P ; ligands: GF5,MES ; X-RAY DIFFRACTION 1.9Å
e5x79B2[B:80-210] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase P ; ligands: GF5,MES ; X-RAY DIFFRACTION 1.9Å
e5h5lA1[A:77-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione s-transferase S2 ; ligands: GSH,PEG ; X-RAY DIFFRACTION 2.0Å
e5h5lB1[B:77-200] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione s-transferase S2 ; ligands: EDO,GSH ; X-RAY DIFFRACTION 2.0Å
e3vpqA1[A:77-204] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE S-TRANSFERASE SIGMA ; ligands: 1PE,PEG,PGO ; X-RAY DIFFRACTION 1.7Å
e3vurA4[A:76-203] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase sigma ; ligands: 1PE,GTS ; X-RAY DIFFRACTION 1.36Å
e3vptA4[A:76-203] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase sigma ; ligands: PEG,PG4,PGO ; X-RAY DIFFRACTION 1.9Å
e1fw1A1[A:88-212] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE TRANSFERASE ZETA ; ligands: DTT,GSH,SO4 ; X-RAY DIFFRACTION 1.9Å
e2cz3B1[B:87-215] Image Pymol Jmol Links: PDB, SCOP, CATH
MALEYLACETOACETATE ISOMERASE ; X-RAY DIFFRACTION 2.3Å
e2cz3A4[A:87-215] Image Pymol Jmol Links: PDB, SCOP, CATH
MALEYLACETOACETATE ISOMERASE ; X-RAY DIFFRACTION 2.3Å
e2cz2A3[A:88-215] Image Pymol Jmol Links: PDB, SCOP, CATH
MALEYLACETOACETATE ISOMERASE ; ligands: GOL,GSH ; X-RAY DIFFRACTION 1.4Å
e5v3qA1[A:103-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: MLX,SO4 ; X-RAY DIFFRACTION 2.25Å
e5uehA1[A:103-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: 85P,SO4 ; X-RAY DIFFRACTION 2.000Å
e5y9zA1[A:76-199] Image Pymol Jmol Links: PDB, SCOP, CATH
Hematopoietic prostaglandin D synthase ; ligands: DIO,EDO,GOL,GSH,MG,PGE ; X-RAY DIFFRACTION 1.090Å
e5ywxA2[A:74-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Hematopoietic prostaglandin D synthase ; ligands: 93C,GOL,GSH ; X-RAY DIFFRACTION 1.740Å
e6ap9A1[A:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
Glutathione S-transferase P ; ligands: ACT,CA,GDS,GSH,MES ; X-RAY DIFFRACTION 1.550Å
e5y9zB2[B:76-199] Image Pymol Jmol Links: PDB, SCOP, CATH
Hematopoietic prostaglandin D synthase ; ligands: DIO,EDO,GSH,MG ; X-RAY DIFFRACTION 1.090Å
e5ywxB1[B:74-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Hematopoietic prostaglandin D synthase ; ligands: 93C,GSH,MG ; X-RAY DIFFRACTION 1.740Å
e5ywxC2[C:74-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Hematopoietic prostaglandin D synthase ; ligands: 93C,GSH,MG ; X-RAY DIFFRACTION 1.740Å
e5ywxD2[D:74-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Hematopoietic prostaglandin D synthase ; ligands: 93C,GOL,GSH,MG ; X-RAY DIFFRACTION 1.740Å
e6ap9B1[B:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
Glutathione S-transferase P ; ligands: ACT,CA,GDS,GSH,MES ; X-RAY DIFFRACTION 1.550Å
e5yvnA2[A:103-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: ACT,SO4 ; X-RAY DIFFRACTION 1.33Å
e5yvoA2[A:103-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: ACT,MLX,SO4 ; X-RAY DIFFRACTION 1.799Å
e5yweA1[A:74-199] Image Pymol Jmol Links: PDB, SCOP, CATH
Hematopoietic prostaglandin D synthase ; ligands: GOL,GSH ; X-RAY DIFFRACTION 1.680Å
e5yweB2[B:74-199] Image Pymol Jmol Links: PDB, SCOP, CATH
Hematopoietic prostaglandin D synthase ; ligands: GSH,MG ; X-RAY DIFFRACTION 1.680Å
e5yweC1[C:74-199] Image Pymol Jmol Links: PDB, SCOP, CATH
Hematopoietic prostaglandin D synthase ; ligands: GSH,MG ; X-RAY DIFFRACTION 1.680Å
e5yweD2[D:74-199] Image Pymol Jmol Links: PDB, SCOP, CATH
Hematopoietic prostaglandin D synthase ; ligands: GSH,MG ; X-RAY DIFFRACTION 1.680Å
e5yx1A2[A:74-199] Image Pymol Jmol Links: PDB, SCOP, CATH
Hematopoietic prostaglandin D synthase ; ligands: GSH,MG ; X-RAY DIFFRACTION 1.390Å
e5yx1B1[B:74-199] Image Pymol Jmol Links: PDB, SCOP, CATH
Hematopoietic prostaglandin D synthase ; ligands: GOL,GSH,UX4 ; X-RAY DIFFRACTION 1.390Å
e5yx1C2[C:74-199] Image Pymol Jmol Links: PDB, SCOP, CATH
Hematopoietic prostaglandin D synthase ; ligands: GSH,MG,UX4 ; X-RAY DIFFRACTION 1.390Å
e5yx1D1[D:74-199] Image Pymol Jmol Links: PDB, SCOP, CATH
Hematopoietic prostaglandin D synthase ; ligands: GOL,GSH,MG,UX4 ; X-RAY DIFFRACTION 1.390Å
e6n8uA1[A:81-218] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase class-mu 26 kDa isozyme ; X-RAY DIFFRACTION 1.960Å
e6n8uB1[B:81-217] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase class-mu 26 kDa isozyme ; X-RAY DIFFRACTION 1.960Å
e6mhcA1[A:103-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: DMS,JRM,MES,PEG ; X-RAY DIFFRACTION 2.00Å
e6mhbA1[A:103-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: JR7,MES ; X-RAY DIFFRACTION 2.75Å
e6mhbB1[B:103-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: JR7,MES ; X-RAY DIFFRACTION 2.75Å
e6mhbC1[C:103-240] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: JR7,MES ; X-RAY DIFFRACTION 2.75Å
e6mhbD2[D:103-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: JR7 ; X-RAY DIFFRACTION 2.75Å
e6mhbE2[E:103-240] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: JR7,MES ; X-RAY DIFFRACTION 2.75Å
e6mhbF2[F:103-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: JR7 ; X-RAY DIFFRACTION 2.75Å
e6mhcB1[B:103-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: DMS,JRM,MES,PEG ; X-RAY DIFFRACTION 2.00Å
e6mhdA1[A:103-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: ACN,JRD,MES ; X-RAY DIFFRACTION 2.15Å
e6mhdB2[B:103-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: ACN,JRD,MES ; X-RAY DIFFRACTION 2.15Å
e6ji6A2[A:82-216] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase class-mu 26 kDa isozyme ; ligands: ACT,GSH,TRS ; X-RAY DIFFRACTION 1.50Å
e6n69B2[B:76-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Hematopoietic prostaglandin D synthase ; ligands: GSH,KDV ; X-RAY DIFFRACTION 2Å
e6n4eA2[A:75-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Hematopoietic prostaglandin D synthase ; ligands: KCD ; X-RAY DIFFRACTION 1.65Å
e6n69A2[A:76-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Hematopoietic prostaglandin D synthase ; ligands: GSH,KDV ; X-RAY DIFFRACTION 2Å
e6rwdA2[A:81-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase class-mu 26 kDa isozyme ; ligands: CL,GSH,NA,REF ; X-RAY DIFFRACTION 1.53Å
e6rwdB1[B:80-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase class-mu 26 kDa isozyme ; ligands: GSH,NA,REF ; X-RAY DIFFRACTION 1.53Å
e6pnmA2[A:103-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: SO4,XX0 ; X-RAY DIFFRACTION 1.82Å
e6pnnA1[A:103-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: OR7,SO4 ; X-RAY DIFFRACTION 2.1Å
e6pnoA2[A:103-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase omega-1 ; ligands: ORM,SO4 ; X-RAY DIFFRACTION 1.82Å
e6y1eA2[A:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase P ; ligands: GSH,MES,O7Z ; X-RAY DIFFRACTION 1.402Å
e6y1eC2[C:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase P ; ligands: MES ; X-RAY DIFFRACTION 1.402Å
e6y1eD1[D:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase P ; ligands: MES,O7Z ; X-RAY DIFFRACTION 1.402Å
e6y1eB1[B:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase P ; ligands: GSH,MES ; X-RAY DIFFRACTION 1.402Å
e6w8hA1[A:74-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Hematopoietic prostaglandin D synthase ; ligands: GSH,TJG ; X-RAY DIFFRACTION 1.96Å
e6llxA2[A:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase P ; ligands: GSH,MES ; X-RAY DIFFRACTION 1.58Å
e6llxB1[B:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase P ; ligands: GSH,MES ; X-RAY DIFFRACTION 1.58Å
e6w58A2[A:75-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Hematopoietic prostaglandin D synthase ; ligands: SWS ; X-RAY DIFFRACTION 2.395Å
e6w58B1[B:75-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Hematopoietic prostaglandin D synthase ; ligands: GSH,SWS ; X-RAY DIFFRACTION 2.395Å
e6w8hC1[C:75-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Hematopoietic prostaglandin D synthase ; ligands: GSH,TJG ; X-RAY DIFFRACTION 1.96Å
e7jr6A2[A:75-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Hematopoietic prostaglandin D synthase ; ligands: GSH,MG,NA,VH4 ; X-RAY DIFFRACTION 1.88Å
e7jr6B1[B:75-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Hematopoietic prostaglandin D synthase ; ligands: GSH,VH4 ; X-RAY DIFFRACTION 1.88Å
e7jr8A1[A:75-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Hematopoietic prostaglandin D synthase ; ligands: CL,EDO,GSH,MG,NA,VH7 ; X-RAY DIFFRACTION 1.13Å
e7jr8B1[B:75-199] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Hematopoietic prostaglandin D synthase ; ligands: EDO,GSH,MG,NA,VH7 ; X-RAY DIFFRACTION 1.13Å
e7biaA2[A:80-210] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase P ; ligands: GSH,MES,TVQ ; X-RAY DIFFRACTION 1.73Å
e7esgA1[A:82-223] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase,Protein-glutamate methylesterase/protein-glutamine glutaminase ; X-RAY DIFFRACTION 2.53Å
e7biaB1[B:80-210] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase P ; ligands: GSH,MES ; X-RAY DIFFRACTION 1.73Å
e7pkaA2[A:79-183] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase ; ligands: GS8 ; X-RAY DIFFRACTION 2.16Å
e7pkaB2[B:79-183] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase ; ligands: GS8 ; X-RAY DIFFRACTION 2.16Å
e7so8A2[A:86-219] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione transferase ; ligands: GSH ; X-RAY DIFFRACTION 2.2Å
e7so8C2[C:86-219] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione transferase ; ligands: 1PE,GSH ; X-RAY DIFFRACTION 2.2Å
e7so8E2[E:86-219] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione transferase ; ligands: AG ; X-RAY DIFFRACTION 2.2Å
e7so8G2[G:86-219] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione transferase ; ligands: AG,GSH ; X-RAY DIFFRACTION 2.2Å
e7so8H1[H:86-219] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione transferase ; ligands: 1PE,GSH ; X-RAY DIFFRACTION 2.2Å
e7so8F1[F:86-219] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione transferase ; ligands: GSH ; X-RAY DIFFRACTION 2.2Å
e7so8B2[B:86-219] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione transferase ; ligands: GSH ; X-RAY DIFFRACTION 2.2Å
e7so8D2[D:86-219] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione transferase ; ligands: AG,GSH ; X-RAY DIFFRACTION 2.2Å
e8c5dA2[A:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione S-transferase P 1 ; ligands: CA,CL,GOL,GTB,NA ; X-RAY DIFFRACTION 1.28Å
e8gydA1[A:81-216] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
; ligands: 0IH,EOH ; X-RAY DIFFRACTION 1.7Å
e7xbaA2[A:79-209] Image Pymol Jmol Links: PDB, SCOP, CATH
Glutathione S-transferase P ; X-RAY DIFFRACTION 2.800Å
e8e8pA2[A:88-212] Image Pymol Jmol Links: PDB, SCOP, CATH
; X-RAY DIFFRACTION 2.28Å
Previouse1e6bA1[A:88-113,A:133-220]
nonrep
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GLUTATHIONE S-TRANSFERASE ; ligands: BME ; X-RAY DIFFRACTION 1.65Å
e1dugA1[A:81-220]
nonrep
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chimera of GLUTATHIONE S-TRANSFERASE-synthetic LINKEr-C-TERMINAL FIBRINOGEN GAMMA CHAIN ; ligands: GSH ; X-RAY DIFFRACTION 1.7Å
e1tw9A1[A:78-206]
nonrep
Image
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Jmol Links:
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GLUTATHIONE S-TRANSFERASE 2 ; X-RAY DIFFRACTION 1.71Å
e1m0uA1[A:123-249]
nonrep
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GST2 gene product ; ligands: SO4 ; X-RAY DIFFRACTION 1.75Å
e1oktA1[A:86-211]
nonrep
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GLUTATHIONE S-TRANSFERASE ; ligands: FMT ; X-RAY DIFFRACTION 1.900Å

Pseudo group of domains that do not map to PFam family profiles. Domains inside should not be considered as in one family.
alpha duplicates or obligate multimersalpha duplicates or monomers associate together to form a compact domain
alpha complex topologyalpha domain with complex and unique topology that cannot be described as array or bundle or superhelix
beta barrelssingle beta-sheet folded upon itself to form a barrel
beta meanderssingle beta-sheet with mainly meander topology
beta sandwichestwo beta-sheets stacked together to form a sandwich
beta duplicates or obligate multimersbeta duplicates or monomers associate together to form a compact domain
beta complex topologybeta domains with complex and unique topology that cannot be described as barrel or sandwich or meander
a+b two layersone alpha-helix layer and one beta-sheet layer
a+b three layersone mainly antiparallel beta-sheet layer sandwiched between two alpha-helix layers
a+b four layerstwo beta-sheet layers sandwiched between two alpha-helix layers
a+b complex topologyalpha and beta domain with complex and unique topology that cannot be described in layers
a+b duplicates or obligate multimersalpha and beta duplicates or monomers associated together to form a compact domain
a/b barrelsrepeating beta-alpha units form a barrel
a/b three-layered sandwichesrepeating beta-alpha units form a sandwich with a mainly parallel beta-sheet layer stacked between two alpha-helix layers
mixed a+b and a/balpha and beta domain consists of both a+b and a/b regions
few secondary structure elementsstabilized by cofactors or disulfides
extended segmentsextended, non-globular segments, frequently bind to other proteins to form complexes