※ dbPPT Protein Information

TagContent
UniProt Accession
Theoretical PI
6.03 
Molecular Weight
52655.82 
Genbank Protein ID
Genbank Nucleotide ID
Protein Name
Inosine-5'-monophosphate dehydrogenase; IMP dehydrogenase; IMPD; IMPDH 
Gene Name
OSJNBa0091J19.1; LOC_Os03g56800 
Created Date
2001-06-01 
Organism
Oryza sativa subsp. japonica(Rice) 
NCBI Taxa ID
39947 
Phosphorylation Sites
Position
Peptide
Source
References
405
KKYRGMGSLEAMTKG
dbPPT, P3DB
[1, 2]
Functional Description
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 (By similarity). 
Sequence Annotation
domain 167 226 CBS
nucleotide phosphate-binding region 263 265 NAD
nucleotide phosphate-binding region 313 315 NAD
region of interest 353 355 IMP binding
region of interest 376 377 IMP binding
region of interest 400 404 IMP binding
active site 320 Thioimidate intermediate
metal ion-binding site 315 Potassium; via carbonyl oxygen
metal ion-binding site 317 Potassium; via carbonyl oxygen
metal ion-binding site 320 Potassium; via carbonyl oxygen
binding site 318 IMP
binding site 428 IMP
Keyword
CBS domain,Complete proteome,Cytoplasm,GMP biosynthesis,Metal-binding,NAD,Oxidoreductase,Potassium,Purine biosynthesis,Reference proteome 
Sequence Source
UniProt 
Protein Sequence
MAASSADLAD DGFPAPRLFS QGVSYTYDDV IFLPGYIGFP ADAVDLSTRL SRRIPLSIPC 60
VASPMDTVSE AAMAAAMASL GAAAVVHCNT EPHLQASIVR AAKSRRLPFV SSVPLFSPAS 120
TPSLSDFAGH DYGLVTERGD SLSKLVGVAV AAETSSRQAP LPVSEYMRPA PRSVSASFDF 180
EQAAAFLADE GLDYAPLVSD DSEVIDLITV NDVERIRSYP KLGKPSLGAD GKFVVAASIG 240
TREDDKRRLE QLVKAGANAI VVDSSQGNSI YQIDMIKYAK KMYPEVDLIG GNVVTIAQAQ 300
NLVASGVDGL RVGMGSGSIC TTQEVCAVGR GQATAVYKVA SYAKDHNVPV IADGGISNSG 360
HIVKALSLGA STVMMGSFLA GSHEAPGTYE YKDGHRVKKY RGMGSLEAMT KGSDARYLGD 420
TLKLKVAQGV VGAVADKGSV LRFIPYTMQA VKQGFQDLGA SSLQSAHELL RSETIKLEVR 480
TGAAQVEGGI HGLVSYEKKA F 501 
Gene Ontology
GO:0005829; C: cytosol; IEA: EnsemblPlants/Gramene
GO:0030554; F: adenyl nucleotide binding; IEA: InterPro
GO:0003938; F: IMP dehydrogenase activity; IEA: UniProtKB-HAMAP
GO:0046872; F: metal ion binding; IEA: UniProtKB-HAMAP
GO:0006177; P: GMP biosynthetic process; IEA: UniProtKB-HAMAP 
Interpro
InterPro; IPR013785; Aldolase_TIM
InterPro; IPR000644; CBS_dom
InterPro; IPR005990; IMP_DH
InterPro; IPR015875; IMP_DH/GMP_Rdtase_CS
InterPro; IPR001093; IMP_DH_GMPRt
Pfam
Pfam; PF00478; IMPDH 
SMART
SMART; SM00116; CBS 
PROSITE
PS51371; CBS
PS00487; IMP_DH_GMP_RED 
PRINTS