cys2 (SPBC106.17c)

Gene Standard Namecys2 Characterisation Statuspublished
Systematic IDSPBC106.17c Feature Typeprotein coding
Synonyms Name Description
Producthomoserine O-acetyltransferase (predicted) Product Size504aa, 56.36 kDa
Genomic Location Chromosome II, 412795-410720 (2076nt); CDS:412634-411120 (1515nt)

Ensembl Gene Location
GO Molecular Function
Term IDTerm NameEvidenceWith/FromReferenceCount
GO:0004414homoserine O-acetyltransferase activityIEAIPR008220GO_REF:00000022
GO Biological Process
Term IDTerm NameEvidenceWith/FromReferenceCount
GO:0019344cysteine biosynthetic processIMPPMID:1762253311
GO:0009086methionine biosynthetic processIEAIPR008220GO_REF:000000228
GO Cellular Component
Term IDTerm NameEvidenceWith/FromReferenceCount
Fission Yeast Phenotype Ontology

Population Phenotype

Term IDTerm NameEvidenceAlleleExpressionConditionReferenceCount
FYPO:0000037growth auxotrophic for cysteineCell growth assaycys2-1 (G426D)Not specifiedPECO:0000126, PECO:0000005, PECO:0000102PMID:176225339
FYPO:0002619normal cell population growth on sodium butyrateCell growth assaycys2ΔNullPECO:0000005, PECO:0000201, PECO:0000142PMID:2386193755
FYPO:0002620normal cell population growth on trichostatin ACell growth assaycys2ΔNullPECO:0000005, PECO:0000201, PECO:0000142PMID:23861937110
FYPO:0000088sensitive to hydroxyureaCell Growth Assaycys2ΔNullPECO:0000137, PECO:0000102PMID:23697806233
expressivity FYPO_EXT:0000003
FYPO:0000115sensitive to valproic acidCell growth assaycys2ΔNullPECO:0000201, PECO:0000005, PECO:0000142PMID:23861937154
expressivity FYPO_EXT:0000003
FYPO:0002060viable vegetative cell populationMicroscopycys2ΔNullPMID:204732893755
Microscopycys2ΔNullPECO:0000005, PECO:0000137PMID:23697806

Cell Phenotype

Term IDTerm NameEvidenceAlleleExpressionConditionReferenceCount
FYPO:0002177viable vegetative cell with normal cell morphologyMicroscopycys2ΔNullPECO:0000005, PECO:0000137PMID:236978063078
penetrance FYPO_EXT:0000001
Ensembl transcript structure with UTRs, exons and introns


Exon Start End


Region Start End 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
PF00561 Pfam IPR000073 Alpha/beta hydrolase fold-1 158 395 5
PTHR10992:SF262 HMMPANTHER 42 502 1
PTHR10992 HMMPANTHER 42 502 5
G3DSA: Gene3D 371 372 40
G3DSA: Gene3D 100 287 40
G3DSA: Gene3D 434 481 40
SSF53474 SuperFamily 422 501 42
SSF53474 SuperFamily 83 363 42
Low complexity (SEG) seg 57 70
Low complexity (SEG) seg 203 214
Low complexity (SEG) seg 488 501
PIRSF000443 PIRSF IPR008220 Homoserine acetyltransferase 22 504 2
TIGR01392 tigrfam IPR008220 Homoserine acetyltransferase 87 371 2

View domain organization at Pfam

Manually Curated Family or Sub-families

Term IDTerm NameReferenceCount
PBO:0000646abhydrolase familyTemporary processing gif - replaced by AJAX with count of genes annotated with the term PBO:0000646

Protein Properties

Ave. residue weight 111.83 Da
Charge 4.00
Isoelectric point 6.89
Molecular weight 56.36 kDa
Number of residues 504
Gene Expression

Quantitative Gene Expression

Protein Level

Molecules/Cell (average)DuringConditionScaleEvidenceReference
3486.84during cell quiescence following G1 arrest due to nitrogen limitationPECO:0000005,
population_wideexperimental evidencePMID:23101633
40045.98during GO:0072690PECO:0000005,
population_wideexperimental evidencePMID:23101633

RNA Level

Molecules/Cell (average)DuringConditionScaleEvidenceReference
15during GO:0072690PECO:0000005,
population_wideexperimental evidencePMID:23101633
1during cell quiescence following G1 arrest due to nitrogen limitationPECO:0000005,
population_wideexperimental evidencePMID:23101633
Experimental Tools
selectable marker, amino acid auxotroph PMID:176225339
Species Distribution
no apparent S. cerevisiae ortholog579
conserved in fungi4564
conserved in eukaryotes4482
conserved in bacteria1001

Orthologs in Compara

External References
Database Identifier Description
NBRP SPBC106.17c Fission yeast strain database, National BioResource Project (Japan)
YOGY SPBC106.17c Retrieval of eukaryotic orthologs (Bähler Lab)
BioGrid SPBC106.17c BioGRID Interaction Datasets
Expression Viewer SPBC106.17c Cell Cycle Expression Profile (Bähler Lab)
Expression Viewer SPBC106.17c Meiosis/Sporulation Expression Profies (Bähler Lab)
Expression Viewer SPBC106.17c Pheromone response/mating expression profiles (Bähler Lab)
Expression Viewer SPBC106.17c Environmental stress expression profiles (Bähler Lab)
Pomb(A) SPBC106.17c Polyadenylation Viewer (Gullerova lab)
pombeTV SPBC106.17c Transcriptome Viewer (Bähler Lab)
Cyclebase SPBC106.17c Cell Cycle Data
GEO SPBC106.17c GEO profiles
PInt SPBC106.17c Protein-Protein Interaction Predictor (Bähler Lab)
WikiGene2539905homoserine O-acetyltransferase (predicted)
EntrezGene2539905homoserine O-acetyltransferase (predicted)
IntEnz2.3.1.-Integrated relational Enzyme database
Rhea2.3.1.-Annotated reactions database
SPD / RIKEN44/44H01Orfeome Localization Data
UniProtKB/SwissProtQ10341Probable serine-O-acetyltransferase cys2
ModBaseQ10341Database of comparative protein structure models
StringQ10341Network display of known and predicted interactions and functional associations
RefSeq PeptideNP_595166homoserine O-acetyltransferase (predicted)
RefSeq mRNANM_001021075972h- homoserine O-acetyltransferase (predicted) (cys2), mRNA
European Nucleotide ArchiveCAB53733ENA Protein Mapping
UniParcUPI000013A3ACUniProt Archive

Literature for cys2

Search: Europe PMC or PubMed

Release Version: PomBase:21_41 - 24 Feb 2014