Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
Ad3luta_ Alpha and beta proteins (a/b) TIM beta/alpha-barrel NAD(P)-linked oxidoreductase Aldo-keto reductases (NADP) Voltage-dependent K+ channel beta subunit Rat (Rattus norvegicus ) [TaxId: 10116 ], SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyNAD(P)-linked oxidoreductase8040991 3000288 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyPOZ domain8035031 3000894 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
AAldo_ket_rede3lutA1 A: a/b barrelsX: TIM beta/alpha-barrelH: TIM barrels (From Topology)T: TIM barrelsF: Aldo_ket_redECOD (1.6)
BIon_transe3lutB1 A: alpha complex topologyX: Voltage-gated ion channels (From Topology)H: Voltage-gated ion channels (From Topology)T: Voltage-gated ion channelsF: Ion_transECOD (1.6)
BBTB_2e3lutB2 A: a+b two layersX: POZ domain (From Topology)H: POZ domain (From Topology)T: POZ domainF: BTB_2ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF00248Aldo/keto reductase family (Aldo_ket_red)Aldo/keto reductase familyThis family includes a number of K+ ion channel beta chain regulatory domains - these are reported to have oxidoreductase activity [2].Domain
PF02214BTB/POZ domain (BTB_2)BTB/POZ domainIn voltage-gated K+ channels this domain is responsible for subfamily-specific assembly of alpha-subunits into functional tetrameric channels [1]. In KCTD1 (Swiss:Q719H9) this domain functions as a transcriptional repressor [2]. It also mediates homo ...In voltage-gated K+ channels this domain is responsible for subfamily-specific assembly of alpha-subunits into functional tetrameric channels [1]. In KCTD1 (Swiss:Q719H9) this domain functions as a transcriptional repressor [2]. It also mediates homomultimerisation of KCTD1 and interaction of KCTD1 with the transcription factor AP-2-alpha [2-3].
Domain
PF00520Ion transport protein (Ion_trans)Ion transport protein- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
Voltage-gated potassium channel subunit beta-2
Potassium voltage-gated channel subfamily A member 2