8CA4

Cryo-EM structure NDUFS4 knockout complex I from Mus musculus heart (Class 2 N-domain).


Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
A [auth E]SCOP2B SuperfamilyThioredoxin-like8100476 3000031 SCOP2B (2021-05-27)
D [auth S]SCOP2B SuperfamilyThioredoxin-like8065223 3000031 SCOP2B (2021-05-27)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A [auth E]PF01257Thioredoxin-like [2Fe-2S] ferredoxin (2Fe-2S_thioredx)Thioredoxin-like [2Fe-2S] ferredoxin- Family
B [auth F]PF22461SLBB domain (SLBB_2)SLBB domainThis entry represents a set of SLBB domains [5].Domain
B [auth F]PF01512Respiratory-chain NADH dehydrogenase 51 Kd subunit (Complex1_51K)Respiratory-chain NADH dehydrogenase 51 Kd subunit- Family
B [auth F]PF10589NADH-ubiquinone oxidoreductase-F iron-sulfur binding region (NADH_4Fe-4S)NADH-ubiquinone oxidoreductase-F iron-sulfur binding region- Domain
C [auth G]PF00384Molybdopterin oxidoreductase (Molybdopterin)Molybdopterin oxidoreductase- Family
C [auth G]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
C [auth G]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
C [auth G]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
C [auth G]PF09326NADH-ubiquinone oxidoreductase subunit G, C-terminal (NADH_dhqG_C)NADH-ubiquinone oxidoreductase subunit G, C-terminal- Family
C [auth G]PF10588NADH-ubiquinone oxidoreductase-G iron-sulfur binding region (NADH-G_4Fe-4S_3)NADH-ubiquinone oxidoreductase-G iron-sulfur binding region- Domain
D [auth S]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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A [auth E]NADH dehydrogenase [ubiquinone] flavoprotein 2, mitochondrial
B [auth F]NADH dehydrogenase [ubiquinone] flavoprotein 1, mitochondrial
C [auth G]NADH-ubiquinone oxidoreductase 75 kDa subunit, mitochondrial
D [auth S]NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 2
E [auth s]NADH dehydrogenase [ubiquinone] flavoprotein 3, mitochondrial-

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A [auth E]IPR041921NADH-quinone oxidoreductase subunit E, N-terminalHomologous Superfamily
A [auth E]IPR042128NuoE domainDomain
A [auth E]IPR002023NADH-quinone oxidoreductase subunit E-likeFamily
A [auth E]IPR036249Thioredoxin-like superfamilyHomologous Superfamily
B [auth F]IPR019575NADH-ubiquinone oxidoreductase 51kDa subunit, iron-sulphur binding domainDomain
B [auth F]IPR011537NADH ubiquinone oxidoreductase, F subunitFamily
B [auth F]IPR001949NADH:ubiquinone oxidoreductase, 51kDa subunit, conserved siteConserved Site
B [auth F]IPR037225NADH-ubiquinone oxidoreductase 51kDa subunit, FMN-binding domain superfamilyHomologous Superfamily
B [auth F]IPR037207NADH-ubiquinone oxidoreductase 51kDa subunit, iron-sulphur binding domain superfamilyHomologous Superfamily
B [auth F]IPR011538NADH-ubiquinone oxidoreductase 51kDa subunit, FMN-binding domainDomain
C [auth G]IPR006963Molybdopterin oxidoreductase, 4Fe-4S domainDomain
C [auth G]IPR0010412Fe-2S ferredoxin-type iron-sulfur binding domainDomain
C [auth G]IPR010228NADH:ubiquinone oxidoreductase, subunit GFamily
C [auth G]IPR015405NADH-ubiquinone oxidoreductase 75 kDa subunit, mitochondrial-likeDomain
C [auth G]IPR006656Molybdopterin oxidoreductaseDomain
C [auth G]IPR0360102Fe-2S ferredoxin-like superfamilyHomologous Superfamily
C [auth G]IPR000283NADH:ubiquinone oxidoreductase, 75kDa subunit, conserved siteConserved Site
C [auth G]IPR019574NADH:ubiquinone oxidoreductase, subunit G, iron-sulphur bindingDomain
D [auth S]IPR007741Ribosomal protein/NADH dehydrogenase domainDomain
D [auth S]IPR036249Thioredoxin-like superfamilyHomologous Superfamily
D [auth S]IPR016464NADH dehydrogenase [ubiquinone] (complex I), alpha subcomplex, subunit 2Family
E [auth s]IPR026193NADH-ubiquinone oxidoreductase flavoprotein 3Family