dbPAF Protein Information


Tag Content
dbPAF ID dbPAF-0000641
Uniprot Accession O14344; IMDH_SCHPO; P78758; Q9P3X8;
Genbank Protein ID NP_595702.1;
Genbank Nucleotide ID NM_001021599.2;
Protein Name Inosine-5'-monophosphate dehydrogenase
Protein Synonyms/Alias
Gene Name gua1
Gene Synonyms/Alias SPBC2F12.14c;
Organism Schizosaccharomyces pombe (strain 972 / ATCC 24843)(Fission yeast)
NCBI Taxa ID 284812
Functional Description
(View all)
Catalyzes the conversion of inosine 5'-phosphate (IMP) to xanthosine 5'-phosphate (XMP), the first committed and rate-limiting step in the de novo synthesis of guanine nucleotides, and therefore plays an important role in the regulation of cell growth.
Phosphorylation Sites
dbPAF PTMs: 1
PositionPeptidesSourceReferences ( PMIDs )
442ASTGRYFSENDAVRVdbPTM 3.0;SysPTM 2.0;curated18257517; 16381945; 23193290; 19366988; 22817900
Sequence
(Fasta)
MSAFKPYTEA LEVLKKYEKK DGLSIDDLIR HNFQGGLTFN DFLILPGYID FVPNNVSLET 60
RISRNIVLKT PFMSSPMDTV TEDQMAIYMA LLGGIGVIHH NCTPEEQAAM VRKVKKYENG 120
FILDPVVFSP QHTVGDVLKI KETKGFSGIP ITENGKLRGK LVGIVTSRDV QFHKDTNTPV 180
TEVMTPREEL ITTAEGISLE RANEMLRKSK KGKLPVVDKD DNLVALLSLT DLMKNLHFPL 240
ASKTSDTKQL MVAAAIGTRD DDRTRLALLA EAGLDAVVID SSQGNSCFQI EMIKWIKKTY 300
PKIDVIAGNV VTREQTASLI AAGADGLRVG MGSGSACITQ EVMACGRPQA TAIAQVAEFA 360
SQFGIGVIAD GGIQNVGHMV KSLSLGATAV MMGGLLAGTT ESPGEYYVRE GQRYKSYRGM 420
GSIAAMEGTG VNKNASTGRY FSENDAVRVA QGVSGLVVDK GSLLRFLPYL YTGLQHALQD 480
IGTKSLDELH EAVDKHEVRF ELRSSAAIRE GDIQGFATYE KRLY 525
Keyword

KW-0129--CBS domain
KW-0181--Complete proteome
KW-0963--Cytoplasm
KW-0332--GMP biosynthesis
KW-0479--Metal-binding
KW-0520--NAD
KW-0560--Oxidoreductase
KW-0630--Potassium
KW-0658--Purine biosynthesis
KW-1185--Reference proteome
KW-0677--Repeat

Interpro

IPR013785--Aldolase_TIM
IPR000644--CBS_dom
IPR005990--IMP_DH
IPR015875--IMP_DH/GMP_Rdtase_CS
IPR001093--IMP_DH_GMPRt

PROSITE

PS51371--CBS
PS00487--IMP_DH_GMP_RED

Pfam

PF00571--CBS
PF00478--IMPDH

Gene Ontology

GO:0005829--C:cytosol
GO:0003938--F:IMP dehydrogenase activity
GO:0046872--F:metal ion binding
GO:0006177--P:GMP biosynthetic process
GO:0006183--P:GTP biosynthetic process