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
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




Representatives:
e1mo9A3[A:193-313]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
DOI
ORF3 ; ligands: FAD ; X-RAY DIFFRACTION 1.65Å
e1vdcA2[A:118-243]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
DOI
NADPH DEPENDENT THIOREDOXIN REDUCTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.5Å
e1onfA2[A:154-270]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
DOI
GLUTATHIONE REDUCTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.6Å
e1gxfA3[A:172-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
TRYPANOTHIONE REDUCTASE (OXIDIZED FORM) ; ligands: FAD,MAE ; X-RAY DIFFRACTION 2.7Å
e1gxfB3[B:172-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
TRYPANOTHIONE REDUCTASE (OXIDIZED FORM) ; ligands: FAD ; X-RAY DIFFRACTION 2.7Å
e1bzlA3[A:172-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
TRYPANOTHIONE REDUCTASE (OXIDIZED FORM) ; ligands: FAD ; X-RAY DIFFRACTION 2.4Å
e1aogB3[B:172-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
TRYPANOTHIONE REDUCTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.3Å
e1bzlB3[B:172-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
TRYPANOTHIONE REDUCTASE (OXIDIZED FORM) ; ligands: FAD ; X-RAY DIFFRACTION 2.4Å
e1aogA3[A:172-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
TRYPANOTHIONE REDUCTASE ; ligands: FAD,MAE ; X-RAY DIFFRACTION 2.3Å
e1xdiA3[A:160-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Rv3303c-lpdA ; ligands: FAD ; X-RAY DIFFRACTION 2.8Å
e1k4qA3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD ; X-RAY DIFFRACTION 1.9Å
e1grfA3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD,PO4 ; X-RAY DIFFRACTION 2.0Å
e1grbA3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD,NAD,PO4 ; X-RAY DIFFRACTION 1.85Å
e1grtA3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.20Å
e3grsA3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD,PO4 ; X-RAY DIFFRACTION 1.54Å
e1gsnA3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD,PO4 ; X-RAY DIFFRACTION 1.7Å
e4gr1A3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,
GLUTATHIONE REDUCTASE ; ligands: FAD,PO4 ; X-RAY DIFFRACTION 2.4Å
e1grgA3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD,PO4 ; X-RAY DIFFRACTION 2.0Å
e3grtA3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.50Å
e1graA3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD,NDP ; X-RAY DIFFRACTION 2.0Å
e1greA3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD,PO4 ; X-RAY DIFFRACTION 2.0Å
e2grtA3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.70Å
e4grtA3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.80Å
e5grtA3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.30Å
e1bwcA3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
PROTEIN (GLUTATHIONE REDUCTASE) ; ligands: FAD ; X-RAY DIFFRACTION 2.1Å
e1dncA3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD,PO4 ; X-RAY DIFFRACTION 1.7Å
e1xanA3[A:167-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.0Å
e3dgzA3[A:166-284] Image Pymol Jmol Links: PDB, SCOP, CATH
Thioredoxin reductase 2 ; ligands: FAD,NA7 ; X-RAY DIFFRACTION 2.250Å
e1zdlA3[A:199-317] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 2, mitochondrial ; ligands: FAD,NDP ; X-RAY DIFFRACTION 3.00Å
e1zkqA3[A:199-317] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 2, MITOCHONDRIAL ; ligands: FAD ; X-RAY DIFFRACTION 2.6Å
e1xdiB3[B:156-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Rv3303c-lpdA ; ligands: FAD ; X-RAY DIFFRACTION 2.8Å
e3kljA2[A:109-223] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
NAD(FAD)-DEPENDENT DEHYDROGENASE, NIRB-FAMILY (N-TERMINAL DOMAIN) ; ligands: FAD ; X-RAY DIFFRACTION 2.1Å
e3d8xA2[A:126-249] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 1 ; ligands: FAD ; X-RAY DIFFRACTION 2.8Å
e1h6vB3[B:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE ; ligands: FAD,NDP ; X-RAY DIFFRACTION 3.000Å
e1h6vC3[C:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE ; ligands: FAD,NDP ; X-RAY DIFFRACTION 3.000Å
e1h6vD3[D:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE ; ligands: FAD,NDP ; X-RAY DIFFRACTION 3.000Å
e1h6vE3[E:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE ; ligands: FAD,NDP ; X-RAY DIFFRACTION 3.000Å
e1h6vF3[F:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE ; ligands: FAD,NDP ; X-RAY DIFFRACTION 3.000Å
e2j3nA3[A:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 1 ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.800Å
e2j3nB3[B:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 1 ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.800Å
e2j3nC3[C:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 1 ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.800Å
e2j3nD3[D:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 1 ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.800Å
e2j3nE3[E:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 1 ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.800Å
e2j3nF3[F:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 1 ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.800Å
e2zz0A3[A:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 2.8Å
e2zz0B3[B:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 2.8Å
e2zz0C3[C:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 2.8Å
e2zzbA3[A:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 3.2Å
e2zzbB3[B:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 3.2Å
e2zzbC3[C:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 3.2Å
e2zzcA3[A:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.6Å
e2zzcC3[C:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.6Å
e3qfaA3[A:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 1, CYTOPLASMIC ; ligands: FAD,GOL ; X-RAY DIFFRACTION 2.2Å
e3qfaB3[B:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 1, CYTOPLASMIC ; ligands: FAD ; X-RAY DIFFRACTION 2.2Å
e3qfbA3[A:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 1, CYTOPLASMIC ; ligands: FAD,GOL ; X-RAY DIFFRACTION 2.6Å
e3qfbB3[B:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 1, CYTOPLASMIC ; ligands: FAD ; X-RAY DIFFRACTION 2.6Å
e3d8xB2[B:126-249] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 1 ; ligands: FAD ; X-RAY DIFFRACTION 2.8Å
e3itjA2[A:124-247] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 1 ; ligands: CIT,FAD ; X-RAY DIFFRACTION 2.4Å
e3itjB2[B:125-248] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 1 ; ligands: CIT,FAD ; X-RAY DIFFRACTION 2.4Å
e3itjC2[C:124-247] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 1 ; ligands: CIT,FAD ; X-RAY DIFFRACTION 2.4Å
e3itjD2[D:125-248] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
THIOREDOXIN REDUCTASE 1 ; ligands: CIT,FAD ; X-RAY DIFFRACTION 2.4Å
e2nvkX5[X:168-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin Reductase ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.4Å
e2cfyA5[A:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH
THIOREDOXIN REDUCTASE 1 ; ligands: FAD ; X-RAY DIFFRACTION 2.700Å
e1yqzB6[B:121-239] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
COENZYME A DISULFIDE REDUCTASE ; ligands: FAD ; X-RAY DIFFRACTION 1.54Å
e3oc4B11[B:118-238] Image Pymol Jmol Links: PDB, SCOP, CATH
Oxidoreductase, pyridine nucleotide-disulfide family ; ligands: FAD ; X-RAY DIFFRACTION 2.6Å
e3dghA4[A:169-287] Image Pymol Jmol Links: PDB, SCOP, CATH
Thioredoxin reductase 1, mitochondrial ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 1.745Å
e2a8xA6[A:145-266] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Dihydrolipoyl dehydrogenase ; ligands: FAD ; X-RAY DIFFRACTION 2.40Å
e2a8xB6[B:145-266] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Dihydrolipoyl dehydrogenase ; ligands: FAD ; X-RAY DIFFRACTION 2.40Å
e3ii4B6[B:145-266] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Dihydrolipoyl dehydrogenase ; ligands: 3II,FAD ; X-RAY DIFFRACTION 2.420Å
e3dghB5[B:165-284] Image Pymol Jmol Links: PDB, SCOP, CATH
Thioredoxin reductase 1, mitochondrial ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 1.745Å
e3eanE5[E:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1 ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.75Å
e3eaoA5[A:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,NAP ; X-RAY DIFFRACTION 3.1Å
e3eaoB5[B:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,NAP ; X-RAY DIFFRACTION 3.1Å
e3eaoD5[D:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,NAP ; X-RAY DIFFRACTION 3.1Å
e3eaoE5[E:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,NAP ; X-RAY DIFFRACTION 3.1Å
e3eaoF5[F:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,NAP ; X-RAY DIFFRACTION 3.1Å
e3eanA5[A:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1 ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.75Å
e3eanB5[B:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1 ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.75Å
e3eanD5[D:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1 ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.75Å
e3eanF5[F:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1 ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.75Å
e3eanC5[C:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1 ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.75Å
e3eaoC5[C:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,NAP ; X-RAY DIFFRACTION 3.1Å
e2zz0D5[D:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 2.8Å
e2zzcB5[B:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.6Å
e2zzcD5[D:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,NAP ; X-RAY DIFFRACTION 2.6Å
e2cfyB5[B:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH
THIOREDOXIN REDUCTASE 1 ; ligands: FAD ; X-RAY DIFFRACTION 2.700Å
e2cfyC5[C:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH
THIOREDOXIN REDUCTASE 1 ; ligands: FAD ; X-RAY DIFFRACTION 2.700Å
e2cfyD5[D:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH
THIOREDOXIN REDUCTASE 1 ; ligands: FAD ; X-RAY DIFFRACTION 2.700Å
e2cfyE5[E:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH
THIOREDOXIN REDUCTASE 1 ; X-RAY DIFFRACTION 2.700Å
e2cfyF5[F:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH
THIOREDOXIN REDUCTASE 1 ; X-RAY DIFFRACTION 2.700Å
e2zzbD5[D:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 3.2Å
e3dh9B5[B:168-286] Image Pymol Jmol Links: PDB, SCOP, CATH
Thioredoxin reductase 1 ; ligands: FAD ; X-RAY DIFFRACTION 2.250Å
e3dh9A5[A:168-286] Image Pymol Jmol Links: PDB, SCOP, CATH
Thioredoxin reductase 1 ; ligands: FAD ; X-RAY DIFFRACTION 2.250Å
e4em4A9[A:120-237] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Coenzyme A disulfide reductase ; ligands: FAD ; X-RAY DIFFRACTION 1.8Å
e3oc4A5[A:118-238] Image Pymol Jmol Links: PDB, SCOP, CATH
Oxidoreductase, pyridine nucleotide-disulfide family ; ligands: FAD ; X-RAY DIFFRACTION 2.6Å
e4kprE1[E:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,MPD ; X-RAY DIFFRACTION 2.4Å
e4kprF1[F:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,MPD,SO3 ; X-RAY DIFFRACTION 2.4Å
e4kprA1[A:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,MPD ; X-RAY DIFFRACTION 2.4Å
e4kprB1[B:171-292] Image Pymol Jmol Links: PDB, SCOP, CATH
Thioredoxin reductase 1, cytoplasmic ; ligands: FAD,MPD ; X-RAY DIFFRACTION 2.4Å
e2aaqA2[A:166-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
glutathione reductase ; ligands: AU,AUP,FAD,GOL,PO4 ; X-RAY DIFFRACTION 2.6Å
e3djgX2[X:166-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD,NDP ; X-RAY DIFFRACTION 1.8Å
e3djjA2[A:166-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione reductase, mitochondrial precursor ; ligands: FAD,GOL,NDP,PO4 ; X-RAY DIFFRACTION 1.000Å
e3dk4A2[A:166-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione reductase ; ligands: FAD,NDP,SO4 ; X-RAY DIFFRACTION 1.100Å
e3dk8A2[A:166-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione reductase ; ligands: FAD,GOL,SO4 ; X-RAY DIFFRACTION 1.100Å
e3dk9A2[A:166-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione reductase ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 0.950Å
e2gh5A2[A:166-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE, MITOCHONDRIAL ; ligands: FAD,GOL,PO4 ; X-RAY DIFFRACTION 1.7Å
e2gh5B2[B:166-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE, MITOCHONDRIAL ; ligands: FAD,GOL,PO4 ; X-RAY DIFFRACTION 1.7Å
e1grhA2[A:166-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GLUTATHIONE REDUCTASE ; ligands: FAD,PO4 ; X-RAY DIFFRACTION 3.0Å
e3ii4A3[A:150-266] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Dihydrolipoyl dehydrogenase ; ligands: 3II,FAD ; X-RAY DIFFRACTION 2.420Å
e4m52A2[A:150-266] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DIHYDROLIPOYL DEHYDROGENASE ; ligands: FAD ; X-RAY DIFFRACTION 2.4Å
e4m52B2[B:150-266] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
DIHYDROLIPOYL DEHYDROGENASE ; ligands: FAD ; X-RAY DIFFRACTION 2.4Å
e3sqpA2[A:166-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione reductase, mitochondrial ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 2.200Å
e3sqpB3[B:166-290] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione reductase, mitochondrial ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 2.200Å
e4la1B1[B:267-394] Image Pymol Jmol Links: PDB, SCOP, CATH
THIOREDOXIN GLUTATHIONE REDUCTASE ; ligands: FAD ; X-RAY DIFFRACTION 2.35Å
e4zn0C1[C:115-239] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase ; X-RAY DIFFRACTION 2.60Å
e4zn0A1[A:114-238] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase ; X-RAY DIFFRACTION 2.60Å
e4zn0D1[D:114-238] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase ; X-RAY DIFFRACTION 2.60Å
e3lzxA2[A:129-249] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FERREDOXIN--NADP REDUCTASE 2 ; ligands: NAP ; X-RAY DIFFRACTION 1.9Å
e3lzxB2[B:129-249] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FERREDOXIN--NADP REDUCTASE 2 ; ligands: NAP ; X-RAY DIFFRACTION 1.9Å
e3lzwA2[A:129-247] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
FERREDOXIN--NADP REDUCTASE 2 ; ligands: NAP ; X-RAY DIFFRACTION 1.8Å
e5uwyA2[A:111-232] Image Pymol Jmol Links: PDB, SCOP, CATH
Thioredoxin reductase ; ligands: FAD,PO4 ; X-RAY DIFFRACTION 2.72Å
e5mh4A2[A:115-236] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase ; ligands: FAD,NAP,SO4 ; X-RAY DIFFRACTION 2.14Å
e5mipA1[A:115-236] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase ; ligands: FAD,NAP,SO4 ; X-RAY DIFFRACTION 2.0Å
e5miqA1[A:115-236] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase ; ligands: FAD,NAP,SO4 ; X-RAY DIFFRACTION 1.92Å
e5mirA2[A:115-236] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase ; ligands: FAD,NAP,SO4 ; X-RAY DIFFRACTION 2.00Å
e5misA1[A:115-236] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase ; ligands: FAD,NAP,SO4 ; X-RAY DIFFRACTION 1.81Å
e5mitA2[A:115-236] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase ; ligands: FAD,NAP,SO4 ; X-RAY DIFFRACTION 1.80Å
e5mjkA2[A:115-236] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 2.0Å
e5mjkB2[B:115-236] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 2.0Å
e5mjkC1[C:115-236] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 2.0Å
e5mjkD1[D:115-236] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase ; ligands: FAD,SO4 ; X-RAY DIFFRACTION 2.0Å
e5twbA1[A:123-248] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Ferredoxin--NADP reductase ; X-RAY DIFFRACTION 1.82Å
e5twcA1[A:123-248] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Ferredoxin--NADP reductase ; ligands: FAD ; X-RAY DIFFRACTION 2.31Å
e5xhuA1[A:130-251] Image Pymol Jmol Links: PDB, SCOP, CATH
Ferredoxin--NADP reductase ; X-RAY DIFFRACTION 2.100Å
e5w1jA3[A:267-400] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin glutathione reductase ; ligands: FAD ; X-RAY DIFFRACTION 2.7Å
e5w1jB4[B:267-400] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin glutathione reductase ; ligands: FAD ; X-RAY DIFFRACTION 2.7Å
e5w1lA2[A:267-400] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin glutathione reductase ; ligands: FAD ; X-RAY DIFFRACTION 2.87Å
e5w1lB1[B:267-400] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin glutathione reductase ; ligands: FAD ; X-RAY DIFFRACTION 2.87Å
e5zbvA1[A:123-248] Image Pymol Jmol Links: PDB, SCOP, CATH
; ligands: FAD
e5zbvB2[B:123-248] Image Pymol Jmol Links: PDB, SCOP, CATH
; ligands: FAD
e6a4jA1[A:123-248] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Ferredoxin--NADP reductase ; ligands: FAD ; X-RAY DIFFRACTION 3.4Å
e6a4jB1[B:123-248] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Ferredoxin--NADP reductase ; ligands: FAD ; X-RAY DIFFRACTION 3.4Å
e6du7A2[A:146-260] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione reductase ; ligands: FAD ; X-RAY DIFFRACTION 2.56Å
e6du7B2[B:146-260] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione reductase ; ligands: FAD ; X-RAY DIFFRACTION 2.56Å
e6du7C3[C:146-260] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione reductase ; ligands: FAD ; X-RAY DIFFRACTION 2.56Å
e6du7D3[D:146-260] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione reductase ; ligands: FAD ; X-RAY DIFFRACTION 2.56Å
e6du7E2[E:146-260] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione reductase ; ligands: FAD ; X-RAY DIFFRACTION 2.56Å
e6du7F1[F:146-260] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione reductase ; ligands: FAD ; X-RAY DIFFRACTION 2.56Å
e6du7G3[G:146-260] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione reductase ; ligands: FAD ; X-RAY DIFFRACTION 2.56Å
e6du7H2[H:146-260] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutathione reductase ; ligands: FAD ; X-RAY DIFFRACTION 2.56Å
e7mgnA3[A:210-313] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
2-oxopropyl-CoM reductase, carboxylating ; ligands: FDA ; X-RAY DIFFRACTION 1.8Å
e7mgnB3[B:210-313] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
2-oxopropyl-CoM reductase, carboxylating ; ligands: FDA ; X-RAY DIFFRACTION 1.8Å
e7mgoA1[A:193-313] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
2-oxopropyl-CoM reductase, carboxylating ; ligands: FDA ; X-RAY DIFFRACTION 1.85Å
e7mgoB2[B:193-313] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
2-oxopropyl-CoM reductase, carboxylating ; ligands: FDA ; X-RAY DIFFRACTION 1.85Å
e6xtfA1[A:119-240] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase ; ligands: ACT,PG4 ; X-RAY DIFFRACTION 2.23Å
e6xtfB2[B:119-240] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Thioredoxin reductase ; ligands: ACT,PEG ; X-RAY DIFFRACTION 2.23Å
e7p0xA3[A:284-392] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Glutaredoxin domain-containing protein ; ligands: FAD,MPD ; X-RAY DIFFRACTION 2.55Å
e7x1rA2[A:171-292] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
Thioredoxin reductase 1, cytoplasmic ; ligands: AU,FAD ; ELECTRON MICROSCOPY
e7x1rB1[B:171-292] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
Thioredoxin reductase 1, cytoplasmic ; ligands: AU,FAD ; ELECTRON MICROSCOPY

Pseudo group of domains that do not map to PFam family profiles. Domains inside should not be considered as in one family.
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