vma2 (SPAC637.05c)

Gene Standard Namevma2 Characterisation Statuspublished
Systematic IDSPAC637.05c Feature Typeprotein coding
Synonyms Name Description
ProductV-type ATPase V1 subunit B Product Size503aa, 55.84 kDa
Genomic Location Chromosome I, 4548985-4546813 (2173nt); CDS:4548828-4547080 (1749nt)

Ensembl Gene Location
GO Molecular Function
Term NameCount
ATP binding558
Annotation ExtensionEvidenceWith/FromReference
proton-transporting ATPase activity, rotational mechanism29
Annotation ExtensionEvidenceWith/FromReference
GO Biological Process
Term NameCount
ATP hydrolysis coupled proton transport17
Annotation ExtensionEvidenceWith/FromReference
vacuolar acidification22
Annotation ExtensionEvidenceWith/FromReference
GO Cellular Component
Term NameCount
Annotation ExtensionEvidenceWith/FromReference
vacuolar proton-transporting V-type ATPase, V1 domain8
Annotation ExtensionEvidenceWith/FromReference
Fission Yeast Phenotype Ontology
Gene Deletion Viability: Inviable

Population Phenotype

Term IDTerm NameEvidenceAlleleExpressionConditionReferenceCount
FYPO:0002061inviable vegetative cell populationMicroscopyvma2ΔNullPECO:0000005, PECO:0000137PMID:236978061338

Cell Phenotype

Term IDTerm NameEvidenceAlleleExpressionConditionReferenceCount
FYPO:0000311inviable after spore germination with normal, unseptated germ tube morphologyMicroscopyvma2ΔNullPECO:0000005, PECO:0000137PMID:23697806237
FYPO:0002151inviable spore465
penetrance FYPO_EXT:0000001Microscopyvma2ΔNullPECO:0000005, PECO:0000137PMID:23697806
Ensembl transcript structure with UTRs, exons and introns


Exon Start End


Region Coordinates Reference
Protein Features

Graphical View

Ensembl protein image with mapped locations of structural domains

Protein Families and Domains

Feature ID Database InterPro Description Start End Count
PF02874 Pfam IPR004100 ATPase, F1 complex alpha/beta subunit, N-terminal domain 28 93 4
PF00306 Pfam IPR000793 ATPase, F1/V1/A1 complex, alpha/beta subunit, C-terminal 395 491 4
PF00006 Pfam IPR000194 ATPase, F1/V1/A1 complex, alpha/beta subunit, nucleotide-binding domain 149 377 4
PS00152 Prosite Patterns IPR020003 ATPase, alpha/beta subunit, nucleotide-binding domain, active site 368 377 4
PTHR15184 HMMPANTHER 4 494 4
PTHR15184:SF11 HMMPANTHER 4 494 1 Gene3D 96 384 288
SSF52540 SuperFamily IPR027417 P-loop containing nucleoside triphosphate hydrolase 97 383 294
TIGR01040 tigrfam IPR005723 ATPase, V1 complex, subunit B 24 487 1

View domain organization at Pfam

Protein Properties

Ave. residue weight 111.02 Da
Charge -10.50
Isoelectric point 4.98
Molecular weight 55.84 kDa
Number of residues 503

Protein Modifications

Term IDTerm NameEvidenceResidueReferenceCount
MOD:00046O-phospho-L-serineexperimental evidenceS492PMID:217125471670
present during mitotic M phase
present during mitotic M phaseexperimental evidenceS491PMID:21712547
present during mitotic M phaseexperimental evidenceS502PMID:21712547
MOD:00047O-phospho-L-threonineexperimental evidenceT499PMID:21712547692
present during mitotic M phase
present during mitotic M phaseexperimental evidenceT489PMID:21712547
MOD:00696phosphorylated residueNASPMID:195477441922
Gene Expression

Quantitative Gene Expression

Protein Level

Molecules/Cell (average)ExtensionConditionScaleEvidenceReference
156304during GO:0000080PECO:0000126,
single_cellmass spectrometry evidencePMID:24763107
155763during GO:0000084PECO:0000126,
single_cellmass spectrometry evidencePMID:24763107
136270during GO:0000085PECO:0000126,
single_cellmass spectrometry evidencePMID:24763107
177935during GO:0000087PECO:0000126,
single_cellmass spectrometry evidencePMID:24763107
138592during GO:0072690PECO:0000126,
single_cellmass spectrometry evidencePMID:24763107
45138.16during GO:0072690PECO:0000005,
population_wideexperimental evidencePMID:23101633
54217.32during cell quiescence following G1 arrest due to nitrogen limitationPECO:0000005,
population_wideexperimental evidencePMID:23101633

RNA Level

Molecules/Cell (average)ExtensionConditionScaleEvidenceReference
12during GO:0072690PECO:0000005,
population_wideexperimental evidencePMID:23101633
2.8during cell quiescence following G1 arrest due to nitrogen limitationPECO:0000005,
population_wideexperimental evidencePMID:23101633
Disease Association
renal tubular acidosis2
Species Distribution
predominantly single copy (one to one)3092
conserved in fungi4600
conserved in eukaryotes4514
conserved in metazoa3425
conserved in vertebrates3400

Manually curated orthologous groups


Orthologs in Compara

Physical Interactions

Source: BioGRID

View all interactions in esyN
View the HCPIN interactions in esyN

Gene Product Evidence Reference
hhp2serine/threonine protein kinase Hhp2 Affinity Capture-MSPMID:24055157
hhp1serine/threonine protein kinase Hhp1 Affinity Capture-MSPMID:24055157
cbf11CBF1/Su(H)/LAG-1 family transcription factor Cbf11 Affinity Capture-MSPMID:22540037
slm9hira protein Slm9 Affinity Capture-MSPMID:20976105
tea1cell end marker Tea1 Affinity Capture-MSPMID:21652630
External References
Database Identifier Description
NBRP SPAC637.05c Fission yeast strain database, National BioResource Project (Japan)
YOGY SPAC637.05c Retrieval of eukaryotic orthologs (Bähler Lab)
BioGrid SPAC637.05c BioGRID Interaction Datasets
Expression Viewer SPAC637.05c Cell Cycle Expression Profile (Bähler Lab)
Expression Viewer SPAC637.05c Meiosis/Sporulation Expression Profies (Bähler Lab)
Expression Viewer SPAC637.05c Pheromone response/mating expression profiles (Bähler Lab)
Expression Viewer SPAC637.05c Environmental stress expression profiles (Bähler Lab)
Pomb(A) SPAC637.05c Polyadenylation Viewer (Gullerova lab)
pombeTV SPAC637.05c Transcriptome Viewer (Bähler Lab)
Cyclebase SPAC637.05c Cell Cycle Data
GEO SPAC637.05c GEO profiles
PInt SPAC637.05c Protein-Protein Interaction Predictor (Bähler Lab)
PeptideAtlas SPAC637.05c Peptides identified in tandem mass spectrometry proteomics experiments
SYSGRO SPAC637.05c Fission yeast phenotypic data & analysis
SPD / RIKEN33/33D05Orfeome Localization Data
IntEnz3.6.3.14Integrated relational Enzyme database
Rhea3.6.3.14Annotated reactions database
UniProtKB/SwissProtP31411V-type proton ATPase subunit B
ModBaseP31411Database of comparative protein structure models
STRINGP31411Network display of known and predicted interactions and functional associations
RefSeq PeptideNP_594623V-type ATPase V1 subunit B
RefSeq mRNANM_001020051972h- V-type ATPase V1 subunit B (vma2), mRNA
European Nucleotide ArchiveCAA22584.1ENA Protein Mapping
European Nucleotide ArchiveCAA49339.1ENA Protein Mapping
UniParcUPI0000138168UniProt Archive

Literature for vma2

Search: Europe PMC or PubMed

Release Version: PomBase:23_47 - 27 Oct 2014