Gene: AT4G38510 (Arabidopsis thaliana)

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Gene Identifier
Transcript Identifier
Gene Type
Coding gene
4 : 18011155-18014897 : negative


Gene family
(35 genes in 15 species)
specific family
Duplication type
Block duplicate

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ATPase, V1 complex, subunit B protein
Curated Summary
One of three genes encoding the vacuolar ATP synthase subunit B1. The protein binds to and co-localizes with F-actin, bundles F-actin to form higher-order structure, and stabilizes actin filaments in vitro.
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Identifier Name
aliasV-ATPase B subunit 2





Biological Process

GO termEvidence(s)ProviderDescriptionSource
GO:0030835IDAGene Ontologynegative regulation of actin filament depolymerization1
GO:0051017IDAGene Ontologyactin filament bundle assembly1
GO:0051693IDAGene Ontologyactin filament capping1
GO:0006094RCAGene Ontologygluconeogenesis1
GO:0006098RCAGene Ontologypentose-phosphate shunt1
GO:0007010RCAGene Ontologycytoskeleton organization1
GO:0009651RCAGene Ontologyresponse to salt stress1
GO:0010498RCAGene Ontologyproteasomal protein catabolic process1
GO:0015991IEAUniProtATP hydrolysis coupled proton transport1 2 3 4
GO:0046034IEAUniProtATP metabolic process1 2 3 4
GO:0015992IEAInterProproton transport
GO:0015988IEAPLAZA Homologyenergy coupled proton transmembrane transport, against electrochemical gradientHOM03M002420

Molecular Function

GO termEvidence(s)ProviderDescriptionSource
GO:0046933ISSGene Ontologyproton-transporting ATP synthase activity, rotational mechanism1
GO:0051015IDAGene Ontologyactin filament binding1
GO:0005524IEAUniProtATP binding1 2 3 4
GO:0016820IEAUniProthydrolase activity, acting on acid anhydrides, catalyzing transmembrane movement of substances1 2 3 4

Cellular Component

GO termEvidence(s)ProviderDescriptionSource
GO:0005886ISMGene Ontologyplasma membrane1
GO:0009941IDAGene Ontologychloroplast envelope1
GO:0005773IDAGene Ontologyvacuole1
GO:0005774IEA, IDAUniProtvacuolar membrane1 2 3 4 5
GO:0016020IDAGene Ontologymembrane1
GO:0005794IDAGene OntologyGolgi apparatus1
GO:0033180IEAUniProtproton-transporting V-type ATPase, V1 domain1 2 3 4
GO:0033178IEAInterProproton-transporting two-sector ATPase complex, catalytic domain

Color Legend

Experimental Evidence
Electronic Evidence
Computational Reviewed Evidence
GO Sources:   Primary     Orthology     Homology  
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InterPro Description
IPR027417P-loop containing nucleoside triphosphate hydrolase
IPR005723ATPase, V1 complex, subunit B
IPR000194ATPase, F1/V1/A1 complex, alpha/beta subunit, nucleotide-binding domain
IPR004100ATPase, F1 complex alpha/beta subunit, N-terminal domain
IPR000793ATPase, F1/V1/A1 complex, alpha/beta subunit, C-terminal
IPR020003ATPase, alpha/beta subunit, nucleotide-binding domain, active site
IPR022879V-type ATP synthase regulatory subunit B/beta

Mapman id Description and v-ATPases.H+-transporting two-sector ATPase.subunit B
No SignalP domains detected for this gene.