Gene: AT1G20260 (Arabidopsis thaliana)

Overview top

Gene Identifier
Transcript Identifier
Gene Type
Coding gene
1 : 7016971-7020290 : positive


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

Loading...please wait


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.
Show more...


Identifier Name
aliasV-ATPase B subunit 3





Biological Process

GO termEvidence(s)ProviderDescriptionSource
GO:0030835IDAGene Ontologynegative regulation of actin filament depolymerization1
GO:0051017IDAUniProtactin filament bundle assembly1 2 3 4
GO:0051693IDAUniProtactin filament capping1 2 3 4
GO:0015991IEAUniProtATP hydrolysis coupled proton transport1 2 3
GO:0046034IEAUniProtATP metabolic process1 2 3
GO:0015992IEAInterProproton transport
GO:0015988IEAPLAZA Homologyenergy coupled proton transmembrane transport, against electrochemical gradientHOM03M002420

Molecular Function

GO termEvidence(s)ProviderDescriptionSource
GO:0051015IDAUniProtactin filament binding1 2 3 4
GO:0005524IEAUniProtATP binding1 2 3
GO:0016820IEAUniProthydrolase activity, acting on acid anhydrides, catalyzing transmembrane movement of substances1 2 3

Cellular Component

GO termEvidence(s)ProviderDescriptionSource
GO:0005886ISMGene Ontologyplasma membrane1
GO:0009507IDAUniProtchloroplast1 2 3 4
GO:0005773IDAGene Ontologyvacuole1
GO:0005774IDAUniProtvacuolar membrane1 2 3 4
GO:0005829RCAGene Ontologycytosol1
GO:0005794IDAUniProtGolgi apparatus1 2 3 4
GO:0033180IEAUniProtproton-transporting V-type ATPase, V1 domain1 2 3
GO:0033178IEAInterProproton-transporting two-sector ATPase complex, catalytic domain

Color Legend

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

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