Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
E [auth F]SCOP2B SuperfamilyThioredoxin-like 8065219 3000031 SCOP2B (2022-06-29)
Q [auth T]SCOP2B SuperfamilyRubredoxin-like 8091048 3001257 SCOP2B (2022-06-29)
N [auth O]SCOP2B SuperfamilyThioredoxin-like 8106790 3000031 SCOP2B (2022-06-29)
P [auth Q]SCOP2B SuperfamilyHydB/Nqo4-like 8085733 3001849 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
ANADH_4Fe-4Se7vxuA3 A: alpha bundlesX: Bromodomain-likeH: Nqo1C-terminal domain-like (From Topology)T: Nqo1C-terminal domain-likeF: NADH_4Fe-4SECOD (1.6)
ASLBBe7vxuA2 A: a+b two layersX: beta-GraspH: Ubiquitin-relatedT: Nqo1 middle domain-likeF: SLBBECOD (1.6)
AComplex1_51Ke7vxuA1 A: a/b three-layered sandwichesX: Nqo1 FMN-binding domain-like (From Topology)H: Nqo1 FMN-binding domain-like (From Topology)T: Nqo1 FMN-binding domain-likeF: Complex1_51KECOD (1.6)
E [auth F]L51_S25_CI-B8e7vxuF1 A: a+b three layersX: Thioredoxin-likeH: Thioredoxin-like (From Topology)T: Thioredoxin-likeF: L51_S25_CI-B8ECOD (1.6)
F [auth G]PP-bindinge7vxuG1 A: alpha bundlesX: ACP-likeH: Acyl-carrier protein (ACP) (From Topology)T: Acyl-carrier protein (ACP)F: PP-bindingECOD (1.6)
I [auth J]NAD_binding_10e7vxuJ1 A: a/b three-layered sandwichesX: Rossmann-likeH: Rossmann-relatedT: NAD(P)-binding Rossmann-fold domainsF: NAD_binding_10ECOD (1.6)
M [auth N]NDUFA12e7vxuN1 A: a+b three layersX: Mitochondrial complex I, B17.2 subunit (From Topology)H: Mitochondrial complex I, B17.2 subunit (From Topology)T: Mitochondrial complex I, B17.2 subunitF: NDUFA12ECOD (1.6)
Q [auth T]zf-CHCCe7vxuT1 A: few secondary structure elementsX: Rubredoxin-likeH: Rubredoxin-relatedT: Cytochrome c oxidase Subunit FF: zf-CHCCECOD (1.6)
K [auth L]ETC_C1_NDUFA4e7vxuL1 A: a+b two layersX: Putative oxidoreductase (From Topology)H: Putative oxidoreductase (From Topology)T: Putative oxidoreductaseF: ETC_C1_NDUFA4ECOD (1.6)
L [auth M]PRK09129e7vxuM5 A: a+b two layersX: 4Fe-4S ferredoxin (From Topology)H: 4Fe-4S ferredoxin (From Topology)T: 4Fe-4S ferredoxinF: PRK09129ECOD (1.6)
L [auth M]Fer2_4e7vxuM2 A: a+b two layersX: beta-GraspH: Ubiquitin-relatedT: Ubiquitin-likeF: Fer2_4ECOD (1.6)
L [auth M]Molybdop_Fe4S4_1e7vxuM3 A: a+b two layersX: Formate dehydrogenase/DMSO reductase, domain 1 (From Topology)H: Formate dehydrogenase/DMSO reductase, domain 1 (From Topology)T: Formate dehydrogenase/DMSO reductase, domain 1F: Molybdop_Fe4S4_1ECOD (1.6)
L [auth M]Molybdopterin_2nde7vxuM1 A: a/b three-layered sandwichesX: Rossmann-likeH: Formate dehydrogenase/DMSO reductase, domains 2 and 3 (From Topology)T: Formate dehydrogenase/DMSO reductase, domains 2 and 3F: Molybdopterin_2ndECOD (1.6)
L [auth M]Molybdopterin_1ste7vxuM6 A: a/b three-layered sandwichesX: Rossmann-likeH: Formate dehydrogenase/DMSO reductase, domains 2 and 3 (From Topology)T: Formate dehydrogenase/DMSO reductase, domains 2 and 3F: Molybdopterin_1stECOD (1.6)
L [auth M]NADH-G_4Fe-4S_3e7vxuM4 A: extended segmentsX: iron-sulfur center-binding helical hairpin (From Topology)H: iron-sulfur center-binding helical hairpin (From Topology)T: iron-sulfur center-binding helical hairpinF: NADH-G_4Fe-4S_3ECOD (1.6)
N [auth O]2Fe-2S_thioredx_Ne7vxuO2 A: alpha bundlesX: NQO2 helical bundle domain (From Topology)H: NQO2 helical bundle domain (From Topology)T: NQO2 helical bundle domainF: 2Fe-2S_thioredx_NECOD (1.6)
N [auth O]2Fe-2S_thioredx_Ce7vxuO1 A: a+b three layersX: Thioredoxin-likeH: Thioredoxin-like (From Topology)T: Thioredoxin-likeF: 2Fe-2S_thioredx_CECOD (1.6)
O [auth P]Complex1_30kDae7vxuP1 A: a+b two layersX: Nqo5-likeH: Nqo5-like (From Topology)T: Nqo5-likeF: Complex1_30kDaECOD (1.6)
P [auth Q]Complex1_49kDa_1ste7vxuQ2 A: alpha complex topologyX: alpha-helical domain in nickel-iron hydrogenase, large subunit (From Topology)H: alpha-helical domain in nickel-iron hydrogenase, large subunit (From Topology)T: alpha-helical domain in nickel-iron hydrogenase, large subunitF: Complex1_49kDa_1stECOD (1.6)
P [auth Q]NuoDe7vxuQ1 A: a+b two layersX: FAD-linked reductases, C-terminal domain-likeH: Ni-Fe binding domain in nickel-iron hydrogenase large subunit (From Topology)T: Ni-Fe binding domain in nickel-iron hydrogenase large subunitF: NuoDECOD (1.6)
P [auth Q]Complex1_49kDa_2nde7vxuQ3 A: a+b two layersX: FAD-linked reductases, C-terminal domain-likeH: Ni-Fe binding domain in nickel-iron hydrogenase large subunit (From Topology)T: Ni-Fe binding domain in nickel-iron hydrogenase large subunitF: Complex1_49kDa_2ndECOD (1.6)
BFer4_21_1e7vxuB1 A: a+b two layersX: 4Fe-4S ferredoxin (From Topology)H: 4Fe-4S ferredoxin (From Topology)T: 4Fe-4S ferredoxinF: Fer4_21_1ECOD (1.6)
COxidored_q6e7vxuC1 A: a/b three-layered sandwichesX: Flavodoxin-likeH: Class I glutamine amidotransferase-likeT: CheY-likeF: Oxidored_q6ECOD (1.6)
D [auth E]Complex1_LYRe7vxuE1 A: alpha bundlesX: LYR protein (From Topology)H: LYR protein (From Topology)T: LYR proteinF: Complex1_LYRECOD (1.6)
G [auth H]ETC_C1_NDUFA5e7vxuH1 A: extended segmentsX: FATC domain (From Topology)H: FATC domain (From Topology)T: FATC domainF: ETC_C1_NDUFA5ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF22461SLBB domain (SLBB_2)SLBB domainThis entry represents a set of SLBB domains [5].Domain
PF01512Nuo51 FMN-binding domain (Complex1_51K)Respiratory-chain NADH dehydrogenase 51 Kd subunit- Family
PF10589NADH-ubiquinone oxidoreductase-F iron-sulfur binding region (NADH_4Fe-4S)NADH-ubiquinone oxidoreductase-F iron-sulfur binding region- Domain
E [auth F]PF05047Mitochondrial ribosomal protein L51 / S25 / CI-B8 domain (L51_S25_CI-B8)Mitochondrial ribosomal protein L51 / S25 / CI-B8 domainThe proteins in this family are located in the mitochondrion. The family includes ribosomal protein L51, and S25. This family also includes mitochondrial NADH-ubiquinone oxidoreductase B8 subunit (CI-B8) EC:1.6.5.3. It is not known whether all member ...The proteins in this family are located in the mitochondrion. The family includes ribosomal protein L51, and S25. This family also includes mitochondrial NADH-ubiquinone oxidoreductase B8 subunit (CI-B8) EC:1.6.5.3. It is not known whether all members of this family form part of the NADH-ubiquinone oxidoreductase and whether they are also all ribosomal proteins. Structurally related to thioredoxin-fold.
Domain
F [auth G]PF00550Phosphopantetheine attachment site (PP-binding)Phosphopantetheine attachment siteA 4'-phosphopantetheine prosthetic group is attached through a serine. This prosthetic group acts as a a 'swinging arm' for the attachment of activated fatty acid and amino-acid groups. This domain forms a four helix bundle. This family includes memb ...A 4'-phosphopantetheine prosthetic group is attached through a serine. This prosthetic group acts as a a 'swinging arm' for the attachment of activated fatty acid and amino-acid groups. This domain forms a four helix bundle. This family includes members not included in Prosite. The inclusion of these members is supported by sequence analysis and functional evidence. The related domain of Swiss:P19828 has the attachment serine replaced by an alanine.
Domain
I [auth J]PF01370NAD dependent epimerase/dehydratase family (Epimerase)NAD dependent epimerase/dehydratase family- Family
M [auth N]PF05071NADH ubiquinone oxidoreductase subunit NDUFA12 (NDUFA12)NADH ubiquinone oxidoreductase subunit NDUFA12- Family
Q [auth T]PF10276Zinc-finger domain (zf-CHCC)Zinc-finger domainThis is a short zinc-finger domain conserved from fungi to humans. It is Cx8Hx14Cx2C.Domain
R [auth W]PF06212GRIM-19 protein (GRIM-19)GRIM-19 protein- Family
J [auth K]PF15880NADH dehydrogenase [ubiquinone] flavoprotein 3, mitochondrial (NDUFV3)NADH dehydrogenase [ubiquinone] flavoprotein 3, mitochondrial- Family
K [auth L]PF04800NADH dehydrogenase ubiquinone Fe-S protein 4 (NDUS4)NADH dehydrogenase ubiquinone Fe-S protein 4- Family
L [auth M]PF00384Molybdopterin oxidoreductase (Molybdopterin)Molybdopterin oxidoreductase- Family
L [auth M]PF22151NADH-ubiquinone oxidoreductase NDSU1/NuoG-like, 4Fe-4S domain (NDSU1_4Fe-4S)NADH-ubiquinone oxidoreductase NDSU1/NuoG-like, 4Fe-4S domainThis entry represents the 4Fe-4S domain of NADH-ubiquinone oxidoreductase NDUFS1 from mammals and NuoG from bacteria, which are part of respiratory chain complex I [1-5].Domain
L [auth M]PF135102Fe-2S iron-sulfur cluster binding domain (Fer2_4)2Fe-2S iron-sulfur cluster binding domainThe 2Fe-2S ferredoxin family have a general core structure consisting of beta(2)-alpha-beta(2) which a beta-grasp type fold. The domain is around one hundred amino acids with four conserved cysteine residues to which the 2Fe-2S cluster is ligated. Th ...The 2Fe-2S ferredoxin family have a general core structure consisting of beta(2)-alpha-beta(2) which a beta-grasp type fold. The domain is around one hundred amino acids with four conserved cysteine residues to which the 2Fe-2S cluster is ligated. This cluster appears within sarcosine oxidase proteins.
Domain
L [auth M]PF22117NADH-quinone oxidoreductase subunit 3, ferredoxin-like domain (Nqo3_Fer4)NADH-quinone oxidoreductase subunit 3, ferredoxin-like domainNADH-quinone oxidoreductase subunit 3 (Nqo3) is a component of respiratory complex I. This protein is located at the peripheral arm of the complex and consists of multiple domains. This entry represents the second ferredoxin-like domain which contain ...NADH-quinone oxidoreductase subunit 3 (Nqo3) is a component of respiratory complex I. This protein is located at the peripheral arm of the complex and consists of multiple domains. This entry represents the second ferredoxin-like domain which contains Fe4-S4 cluster, one of the redox centers of the complex [1-5].
Domain
L [auth M]PF09326NADH-ubiquinone oxidoreductase subunit G, C-terminal (NADH_dhqG_C)NADH-ubiquinone oxidoreductase subunit G, C-terminal- Family
L [auth M]PF10588NADH-ubiquinone oxidoreductase-G iron-sulfur binding region (NADH-G_4Fe-4S_3)NADH-ubiquinone oxidoreductase-G iron-sulfur binding region- Domain
N [auth O]PF01257Thioredoxin-like [2Fe-2S] ferredoxin (2Fe-2S_thioredx)Thioredoxin-like [2Fe-2S] ferredoxin- Family
O [auth P]PF00329Respiratory-chain NADH dehydrogenase, 30 Kd subunit (Complex1_30kDa)Respiratory-chain NADH dehydrogenase, 30 Kd subunit- Family
P [auth Q]PF00346Respiratory-chain NADH dehydrogenase, 49 Kd subunit (Complex1_49kDa)Respiratory-chain NADH dehydrogenase, 49 Kd subunit- Family
PF128384Fe-4S dicluster domain (Fer4_7)4Fe-4S dicluster domainSuperfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich. Domain contai ...Superfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich. Domain contains two 4Fe4S clusters.
Domain
PF01058NADH ubiquinone oxidoreductase, 20 Kd subunit (Oxidored_q6)NADH ubiquinone oxidoreductase, 20 Kd subunit- Family
D [auth E]PF05347Complex 1 protein (LYR family) (Complex1_LYR)Complex 1 protein (LYR family)- Family
G [auth H]PF04716ETC complex I subunit conserved region (ETC_C1_NDUFA5)ETC complex I subunit conserved region- Family
H [auth I]PF07347NADH:ubiquinone oxidoreductase subunit B14.5a (Complex I-B14.5a) (CI-B14_5a)NADH:ubiquinone oxidoreductase subunit B14.5a (Complex I-B14.5a)- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
NADH dehydrogenase [ubiquinone] flavoprotein 1, mitochondrial
E [auth F]NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 2- -
F [auth G]Acyl carrier protein, mitochondrial
I [auth J]NADH dehydrogenase ubiquinone 1 alpha subcomplex subunit 9, mitochondrial- -
M [auth N]NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 12-
Q [auth T]NADH dehydrogenase [ubiquinone] iron-sulfur protein 6, mitochondrial-
R [auth W]NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 13- -
J [auth K]NADH dehydrogenase [ubiquinone] flavoprotein 3, mitochondrial- -
K [auth L]NADH dehydrogenase [ubiquinone] iron-sulfur protein 4, mitochondrial
L [auth M]NADH-ubiquinone oxidoreductase 75 kDa subunit, mitochondrial
N [auth O]NADH dehydrogenase [ubiquinone] flavoprotein 2, mitochondrial
O [auth P]NADH dehydrogenase [ubiquinone] iron-sulfur protein 3, mitochondrial
P [auth Q]NADH dehydrogenase [ubiquinone] iron-sulfur protein 2, mitochondrial
NADH dehydrogenase [ubiquinone] iron-sulfur protein 8, mitochondrial
Complex I-20kD - -
D [auth E]NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 6-
G [auth H]NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 5-
H [auth I]NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 7-

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
IPR019575NADH-ubiquinone oxidoreductase 51kDa subunit, iron-sulphur binding domainDomain
IPR054765SLBB domainDomain
IPR011537NADH ubiquinone oxidoreductase, F subunitFamily
IPR001949NADH:ubiquinone oxidoreductase, 51kDa subunit, conserved siteConserved Site
IPR037225NADH-ubiquinone oxidoreductase 51kDa subunit, FMN-binding domain superfamilyHomologous Superfamily
IPR037207NADH-ubiquinone oxidoreductase 51kDa subunit, iron-sulphur binding domain superfamilyHomologous Superfamily
IPR011538NADH-ubiquinone oxidoreductase 51kDa subunit, FMN-binding domainDomain
IPR050837Complex I 51 kDa subunitFamily
E [auth F]IPR007741Ribosomal protein/NADH dehydrogenase domainDomain
E [auth F]IPR036249Thioredoxin-like superfamilyHomologous Superfamily
E [auth F]IPR016464NADH dehydrogenase [ubiquinone] (complex I), alpha subcomplex, subunit 2Family
F [auth G]IPR006162Phosphopantetheine attachment sitePTM
F [auth G]IPR009081Phosphopantetheine binding ACP domainDomain
F [auth G]IPR036736ACP-like superfamilyHomologous Superfamily
F [auth G]IPR003231Acyl carrier proteinFamily
I [auth J]IPR051207Mitochondrial Complex I NDUFA9 SubunitFamily
I [auth J]IPR036291NAD(P)-binding domain superfamilyHomologous Superfamily
I [auth J]IPR001509NAD-dependent epimerase/dehydrataseDomain
M [auth N]IPR007763NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 12Family
Q [auth T]IPR019401Zinc finger, CHCC-typeDomain
Q [auth T]IPR016668NADH dehydrogenase [ubiquinone] iron-sulfur protein 6, mitochondrialFamily
R [auth W]IPR009346GRIM-19Family
J [auth K]IPR026193NADH-ubiquinone oxidoreductase flavoprotein 3Family
K [auth L]IPR038532NADH dehydrogenase ubiquinone Fe-S protein 4-like superfamilyHomologous Superfamily
K [auth L]IPR006885NADH dehydrogenase ubiquinone Fe-S protein 4 mitochondrial-likeFamily
L [auth M]IPR006963Molybdopterin oxidoreductase, 4Fe-4S domainDomain
L [auth M]IPR015405NADH-ubiquinone oxidoreductase 75 kDa subunit, mitochondrial-likeDomain
L [auth M]IPR006656Molybdopterin oxidoreductaseDomain
L [auth M]IPR0360102Fe-2S ferredoxin-like superfamilyHomologous Superfamily
L [auth M]IPR0010412Fe-2S ferredoxin-type iron-sulfur binding domainDomain
L [auth M]IPR000283NADH:ubiquinone oxidoreductase, 75kDa subunit, conserved siteConserved Site
L [auth M]IPR054351NADH-ubiquinone oxidoreductase, ferredoxin-like domainDomain
L [auth M]IPR010228NADH:ubiquinone oxidoreductase, subunit GFamily
L [auth M]IPR050123Prokaryotic molybdopterin-containing oxidoreductaseFamily
L [auth M]IPR019574NADH:ubiquinone oxidoreductase, subunit G, iron-sulphur bindingDomain
N [auth O]IPR042128NuoE domainDomain
N [auth O]IPR002023NADH-quinone oxidoreductase subunit E-likeFamily
N [auth O]IPR041921NADH-quinone oxidoreductase subunit E, N-terminalHomologous Superfamily
N [auth O]IPR036249Thioredoxin-like superfamilyHomologous Superfamily
O [auth P]IPR037232NADH:ubiquinone oxidoreductase, 30kDa subunit superfamilyHomologous Superfamily
O [auth P]IPR001268NADH:ubiquinone oxidoreductase, 30kDa subunitDomain
O [auth P]IPR020396NADH:ubiquinone oxidoreductase, 30kDa subunit, conserved siteConserved Site
O [auth P]IPR010218NADH dehydrogenase, subunit CFamily
P [auth Q]IPR014029NADH:ubiquinone oxidoreductase, 49kDa subunit, conserved siteConserved Site
P [auth Q]IPR029014[NiFe]-hydrogenase, large subunitHomologous Superfamily
P [auth Q]IPR022885NAD(P)H-quinone oxidoreductase subunit D/HFamily
P [auth Q]IPR001135NADH-quinone oxidoreductase, subunit DDomain
IPR0179004Fe-4S ferredoxin, iron-sulphur binding, conserved siteConserved Site
IPR0178964Fe-4S ferredoxin-type, iron-sulphur binding domainDomain
IPR010226NADH-quinone oxidoreductase, chain IFamily
IPR006138NADH-ubiquinone oxidoreductase, 20 Kd subunitFamily
IPR006137NADH:ubiquinone oxidoreductase-like, 20kDa subunitDomain
D [auth E]IPR016488NADH dehydrogenase [ubiquinone] (complex I), alpha subcomplex, subunit 6Family
D [auth E]IPR008011Complex 1 LYR protein domainDomain
D [auth E]IPR045299NDUFA6, LYR domainDomain
G [auth H]IPR006806NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 5Family
H [auth I]IPR009947NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 7Family

Protein Modification Annotation

Modified Residue(s)
ChainResidue(s)Description
P [auth Q]2MR Parent Component: ARG

RESIDAA0067

PSI-MOD :  symmetric dimethyl-L-arginine MOD:00076