Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
BSCOP2B Superfamilyalpha-helical ferredoxin 8017662 3000026 SCOP2B (2022-06-29)
BSCOP2B Superfamily2Fe-2S ferredoxin-like 8017659 3000113 SCOP2B (2022-06-29)
FSCOP2B Superfamilyalpha-helical ferredoxin 8017662 3000026 SCOP2B (2022-06-29)
FSCOP2B Superfamily2Fe-2S ferredoxin-like 8017659 3000113 SCOP2B (2022-06-29)
JSCOP2B Superfamilyalpha-helical ferredoxin 8017662 3000026 SCOP2B (2022-06-29)
JSCOP2B Superfamily2Fe-2S ferredoxin-like 8017659 3000113 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyFumarate reductase respiratory complex transmembrane subunits 8043765 3000518 SCOP2B (2022-06-29)
GSCOP2B SuperfamilyFumarate reductase respiratory complex transmembrane subunits 8043765 3000518 SCOP2B (2022-06-29)
KSCOP2B SuperfamilyFumarate reductase respiratory complex transmembrane subunits 8043765 3000518 SCOP2B (2022-06-29)
DSCOP2B SuperfamilyFumarate reductase respiratory complex transmembrane subunits 8043768 3000518 SCOP2B (2022-06-29)
HSCOP2B SuperfamilyFumarate reductase respiratory complex transmembrane subunits 8043768 3000518 SCOP2B (2022-06-29)
LSCOP2B SuperfamilyFumarate reductase respiratory complex transmembrane subunits 8043768 3000518 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyL-aspartate oxidase C-terminal domain-like 8056068 3000021 SCOP2B (2022-06-29)
ASCOP2B SuperfamilySuccinate dehydrogenase/fumarate reductase domain-like 8056067 3000054 SCOP2B (2022-06-29)
ESCOP2B SuperfamilyL-aspartate oxidase C-terminal domain-like 8056068 3000021 SCOP2B (2022-06-29)
ESCOP2B SuperfamilySuccinate dehydrogenase/fumarate reductase domain-like 8056067 3000054 SCOP2B (2022-06-29)
ISCOP2B SuperfamilyL-aspartate oxidase C-terminal domain-like 8056068 3000021 SCOP2B (2022-06-29)
ISCOP2B SuperfamilySuccinate dehydrogenase/fumarate reductase domain-like 8056067 3000054 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
BFer4_8e2wdvB1 A: alpha arraysX: alpha-helical ferredoxin-likeH: alpha-helical ferredoxin (From Topology)T: alpha-helical ferredoxinF: Fer4_8ECOD (1.6)
BFer2_3e2wdvB2 A: a+b two layersX: beta-GraspH: Ubiquitin-relatedT: Ubiquitin-likeF: Fer2_3ECOD (1.6)
FFer4_8e2wdvF1 A: alpha arraysX: alpha-helical ferredoxin-likeH: alpha-helical ferredoxin (From Topology)T: alpha-helical ferredoxinF: Fer4_8ECOD (1.6)
FFer2_3e2wdvF2 A: a+b two layersX: beta-GraspH: Ubiquitin-relatedT: Ubiquitin-likeF: Fer2_3ECOD (1.6)
JFer4_8e2wdvJ1 A: alpha arraysX: alpha-helical ferredoxin-likeH: alpha-helical ferredoxin (From Topology)T: alpha-helical ferredoxinF: Fer4_8ECOD (1.6)
JFer2_3e2wdvJ2 A: a+b two layersX: beta-GraspH: Ubiquitin-relatedT: Ubiquitin-likeF: Fer2_3ECOD (1.6)
CSdh_cyte2wdvC1 A: alpha bundlesX: Transmembrane heme-binding four-helical bundle (From Homology)H: Transmembrane heme-binding four-helical bundleT: Fumarate reductase respiratory complex transmembrane subunitsF: Sdh_cytECOD (1.6)
GSdh_cyte2wdvG1 A: alpha bundlesX: Transmembrane heme-binding four-helical bundle (From Homology)H: Transmembrane heme-binding four-helical bundleT: Fumarate reductase respiratory complex transmembrane subunitsF: Sdh_cytECOD (1.6)
KSdh_cyte2wdvK1 A: alpha bundlesX: Transmembrane heme-binding four-helical bundle (From Homology)H: Transmembrane heme-binding four-helical bundleT: Fumarate reductase respiratory complex transmembrane subunitsF: Sdh_cytECOD (1.6)
DSdh_cyt_1e2wdvD1 A: alpha bundlesX: Transmembrane heme-binding four-helical bundle (From Homology)H: Transmembrane heme-binding four-helical bundleT: Fumarate reductase respiratory complex transmembrane subunitsF: Sdh_cyt_1ECOD (1.6)
HSdh_cyt_1e2wdvH1 A: alpha bundlesX: Transmembrane heme-binding four-helical bundle (From Homology)H: Transmembrane heme-binding four-helical bundleT: Fumarate reductase respiratory complex transmembrane subunitsF: Sdh_cyt_1ECOD (1.6)
LSdh_cyt_1e2wdvL1 A: alpha bundlesX: Transmembrane heme-binding four-helical bundle (From Homology)H: Transmembrane heme-binding four-helical bundleT: Fumarate reductase respiratory complex transmembrane subunitsF: Sdh_cyt_1ECOD (1.6)
ASucc_DH_flav_Ce2wdvA4 A: alpha bundlesX: Spectrin repeat-likeH: Succinate dehydrogenase/fumarate reductase flavoprotein C-terminal domain (From Topology)T: Succinate dehydrogenase/fumarate reductase flavoprotein C-terminal domainF: Succ_DH_flav_CECOD (1.6)
AFAD_binding_2e2wdvA2 A: a+b complex topologyX: Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain (From Topology)H: Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain (From Topology)T: Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domainF: FAD_binding_2ECOD (1.6)
AFAD_binding_3_1ste2wdvA3 A: a/b three-layered sandwichesX: Rossmann-likeH: Rossmann-relatedT: FAD/NAD(P)-binding domainF: FAD_binding_3_1stECOD (1.6)
ESucc_DH_flav_Ce2wdvE1 A: alpha bundlesX: Spectrin repeat-likeH: Succinate dehydrogenase/fumarate reductase flavoprotein C-terminal domain (From Topology)T: Succinate dehydrogenase/fumarate reductase flavoprotein C-terminal domainF: Succ_DH_flav_CECOD (1.6)
EFAD_binding_2e2wdvE3 A: a+b complex topologyX: Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain (From Topology)H: Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain (From Topology)T: Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domainF: FAD_binding_2ECOD (1.6)
EFAD_binding_3_1ste2wdvE2 A: a/b three-layered sandwichesX: Rossmann-likeH: Rossmann-relatedT: FAD/NAD(P)-binding domainF: FAD_binding_3_1stECOD (1.6)
ISucc_DH_flav_Ce2wdvI1 A: alpha bundlesX: Spectrin repeat-likeH: Succinate dehydrogenase/fumarate reductase flavoprotein C-terminal domain (From Topology)T: Succinate dehydrogenase/fumarate reductase flavoprotein C-terminal domainF: Succ_DH_flav_CECOD (1.6)
IFAD_binding_2e2wdvI3 A: a+b complex topologyX: Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain (From Topology)H: Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain (From Topology)T: Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domainF: FAD_binding_2ECOD (1.6)
IFAD_binding_3_1ste2wdvI2 A: a/b three-layered sandwichesX: Rossmann-likeH: Rossmann-relatedT: FAD/NAD(P)-binding domainF: FAD_binding_3_1stECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
B3.10.20.30 Alpha Beta Roll Ubiquitin-like (UB roll) Beta-grasp domainCATH (4.3.0)
B1.10.1060.10 Mainly Alpha Orthogonal Bundle Fumarate Reductase Iron-sulfur Protein Chain B, domain 2CATH (4.3.0)
F3.10.20.30 Alpha Beta Roll Ubiquitin-like (UB roll) Beta-grasp domainCATH (4.3.0)
F1.10.1060.10 Mainly Alpha Orthogonal Bundle Fumarate Reductase Iron-sulfur Protein Chain B, domain 2CATH (4.3.0)
J3.10.20.30 Alpha Beta Roll Ubiquitin-like (UB roll) Beta-grasp domainCATH (4.3.0)
J1.10.1060.10 Mainly Alpha Orthogonal Bundle Fumarate Reductase Iron-sulfur Protein Chain B, domain 2CATH (4.3.0)
C1.20.1300.10 Mainly Alpha Up-down Bundle 3 helical TM bundles of succinate and fumarate reductases Fumarate reductase/succinate dehydrogenase, transmembrane subunitCATH (4.3.0)
G1.20.1300.10 Mainly Alpha Up-down Bundle 3 helical TM bundles of succinate and fumarate reductases Fumarate reductase/succinate dehydrogenase, transmembrane subunitCATH (4.3.0)
K1.20.1300.10 Mainly Alpha Up-down Bundle 3 helical TM bundles of succinate and fumarate reductases Fumarate reductase/succinate dehydrogenase, transmembrane subunitCATH (4.3.0)
D1.20.1300.10 Mainly Alpha Up-down Bundle 3 helical TM bundles of succinate and fumarate reductases Fumarate reductase/succinate dehydrogenase, transmembrane subunitCATH (4.3.0)
H1.20.1300.10 Mainly Alpha Up-down Bundle 3 helical TM bundles of succinate and fumarate reductases Fumarate reductase/succinate dehydrogenase, transmembrane subunitCATH (4.3.0)
L1.20.1300.10 Mainly Alpha Up-down Bundle 3 helical TM bundles of succinate and fumarate reductases Fumarate reductase/succinate dehydrogenase, transmembrane subunitCATH (4.3.0)
A3.50.50.60 Alpha Beta 3-Layer(bba) Sandwich FAD/NAD(P)-binding domain FAD/NAD(P)-binding domainCATH (4.3.0)
A3.90.700.10 Alpha Beta Alpha-Beta Complex Flavocytochrome C3 Chain A, domain 1CATH (4.3.0)
A1.20.58.100 Mainly Alpha Up-down Bundle Methane Monooxygenase Hydroxylase Chain G, domain 1CATH (4.3.0)
A4.10.80.40 Few Secondary Structures Irregular Rhinovirus 14, subunit 4 succinate dehydrogenase protein domainCATH (4.3.0)
E3.50.50.60 Alpha Beta 3-Layer(bba) Sandwich FAD/NAD(P)-binding domain FAD/NAD(P)-binding domainCATH (4.3.0)
E3.90.700.10 Alpha Beta Alpha-Beta Complex Flavocytochrome C3 Chain A, domain 1CATH (4.3.0)
E1.20.58.100 Mainly Alpha Up-down Bundle Methane Monooxygenase Hydroxylase Chain G, domain 1CATH (4.3.0)
E4.10.80.40 Few Secondary Structures Irregular Rhinovirus 14, subunit 4 succinate dehydrogenase protein domainCATH (4.3.0)
I3.50.50.60 Alpha Beta 3-Layer(bba) Sandwich FAD/NAD(P)-binding domain FAD/NAD(P)-binding domainCATH (4.3.0)
I3.90.700.10 Alpha Beta Alpha-Beta Complex Flavocytochrome C3 Chain A, domain 1CATH (4.3.0)
I1.20.58.100 Mainly Alpha Up-down Bundle Methane Monooxygenase Hydroxylase Chain G, domain 1CATH (4.3.0)
I4.10.80.40 Few Secondary Structures Irregular Rhinovirus 14, subunit 4 succinate dehydrogenase protein domainCATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
B, F, J
PF130852Fe-2S iron-sulfur cluster binding domain (Fer2_3)2Fe-2S iron-sulfur cluster binding domainThe 2Fe-2S ferredoxin family have a general core structure consisting of beta(2)-alpha-beta(2) which abeta-grasp type fold. The domain is around one hundred amino acids with four conserved cysteine residues to which the 2Fe-2S cluster is ligated.Domain
B, F, J
PF135344Fe-4S dicluster domain (Fer4_17)4Fe-4S dicluster domainThis family includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. The structure of the domain is an alpha-antiparallel beta sandwich.Domain
A, E, I
PF02910Fumarate reductase flavoprotein C-term (Succ_DH_flav_C)Fumarate reductase flavoprotein C-termThis family contains fumarate reductases, succinate dehydrogenases and L-aspartate oxidases.Domain
A, E, I
PF00890FAD binding domain (FAD_binding_2)FAD binding domain- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
B, F, J
SUCCINATE DEHYDROGENASE IRON-SULFUR SUBUNIT
C, G, K
SUCCINATE DEHYDROGENASE CYTOCHROME B556 SUBUNIT
D, H, L
SUCCINATE DEHYDROGENASE HYDROPHOBIC MEMBRANE ANCHOR PROTEIN
A, E, I
SUCCINATE DEHYDROGENASE FLAVOPROTEIN SUBUNIT

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
B, F, J
IPR025192Succinate dehydogenase/fumarate reductase N-terminalDomain
B, F, J
IPR0360102Fe-2S ferredoxin-like superfamilyHomologous Superfamily
B, F, J
IPR0010412Fe-2S ferredoxin-type iron-sulfur binding domainDomain
B, F, J
IPR004489Succinate dehydrogenase/fumarate reductase iron-sulphur proteinFamily
B, F, J
IPR009051Alpha-helical ferredoxinHomologous Superfamily
B, F, J
IPR050573Succinate Dehydrogenase/Fumarate Reductase Iron-SulfurFamily
B, F, J
IPR0179004Fe-4S ferredoxin, iron-sulphur binding, conserved siteConserved Site
B, F, J
IPR0178964Fe-4S ferredoxin-type, iron-sulphur binding domainDomain
B, F, J
IPR012675Beta-grasp domain superfamilyHomologous Superfamily
C, G, K
IPR034804Fumarate reductase/succinate dehydrogenase, transmembrane subunitHomologous Superfamily
C, G, K
IPR014314Succinate dehydrogenase, cytochrome b556 subunitFamily
C, G, K
IPR018495Succinate dehydrogenase, cytochrome b subunit, conserved siteConserved Site
C, G, K
IPR000701Succinate dehydrogenase/fumarate reductase type B, transmembrane subunitFamily
D, H, L
IPR034804Fumarate reductase/succinate dehydrogenase, transmembrane subunitHomologous Superfamily
D, H, L
IPR000701Succinate dehydrogenase/fumarate reductase type B, transmembrane subunitFamily
D, H, L
IPR014312Succinate dehydrogenase, hydrophobic membrane anchorFamily
A, E, I
IPR015939Fumarate reductase/succinate dehydrogenase flavoprotein-like, C-terminalDomain
A, E, I
IPR003952Fumarate reductase/succinate dehydrogenase, FAD-binding siteBinding Site
A, E, I
IPR037099Fumarate reductase/succinate dehydrogenase flavoprotein-like, C-terminal domain superfamilyHomologous Superfamily
A, E, I
IPR036188FAD/NAD(P)-binding domain superfamilyHomologous Superfamily
A, E, I
IPR003953FAD-dependent oxidoreductase 2, FAD binding domainDomain
A, E, I
IPR030664FAD-dependent oxidoreductase SdhA/FrdA/AprAFamily
A, E, I
IPR027477Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain superfamilyHomologous Superfamily
A, E, I
IPR014006Succinate dehydrogenase/fumarate reductase, flavoprotein subunitFamily
A, E, I
IPR011281Succinate dehydrogenase, flavoprotein subunitFamily

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

ChainsExternal LinkComment
A, B, C, D, E
PDBTMAnnotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

ChainsExternal LinkComment
A, B, C, D, E
MemProtMDAnnotated as membrane protein by MemProtMD