Lipid Modification Database
Tag Content
LipidDB ID
LipidDB-36329-01244
Entry Name
UniProt Accession
Theoretical PI
7.99
Molecular Weight
56150.28
Genbank Protein ID
Genbank Nucleotide ID
Protein Name
Inosine-5'-monophosphate dehydrogenase
Protein Synonyms/Alias
IMP dehydrogenase; IMPD; IMPDH; 1.1.1.205;
Gene Name
Gene Synonyms/Alias
PFI1020c;
Created Date
01-MAR-2003
 Lipid Modification Sites 
 Position   Sequence Form   Peptide   References   Modification Type 
255
Canonical
KNMIDVICIDSSQGN
[1]
S-Palmitoylation
314
Canonical
GMGSGSICTTQDVCA
[1]
S-Palmitoylation
Organism
Plasmodium falciparum (isolate 3D7)
NCBI Taxa ID
36329
Reference
[1] Predicted from GPS-Lipid
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.
Sequence Annotation
Domain: 101 160 CBS 1.
Domain: 164 220 CBS 2.
Nucleotide-binding: 257 259 NAD.
Nucleotide-binding: 307 309 NAD.
Region: 347 349 IMP binding.
Region: 370 371 IMP binding.
Region: 394 398 IMP binding.
Active site: 314 314 Thioimidate intermediate.
Metal binding site: 309 309 Potassium; via carbonyl oxygen.
Metal binding site: 311 311 Potassium; via carbonyl oxygen.
Metal binding site: 314 314 Potassium; via carbonyl oxygen.
Binding site: 312 312 IMP.
Binding site: 435 435 IMP.
Protein Length
510 AA.
Protein Sequence
(Canonical)
MASGWKADEV FGGVMSYTYD DIICMPGYID FALSDIDLTN NMTDNITLKT PVISSPMDTV  60
TGHKMSIALA LSGGLGVIHN NMSIEKQIEE VKKVKRFENG FIFDPYTFSP EHTVADVLET  120
KNRVGYKSYP ITVDGKVGSK LVGIITGVDY LYLTNKSMKI GDIMTTDVVT GSYPINLSDA  180
NKVLCDEKKS VLPIVNKNNE LIALVCRNDM HKNRIFPHAS KSQNKQLIVG ASISTREHDL  240
ERANQLIKNM IDVICIDSSQ GNSIYQIDTI KKIKSAHPDI PIIGGNVVTS QQAKNLIDAG  300
ADVLRIGMGS GSICTTQDVC AVGRAQGTAV YHVSKYAHTR NIKTIADGGI KNSGNIVKAL  360
SLGADFVMLG NLLAATEESC SEYYFENNVR LKIYRGMGSM EAMYNKGFNS KSRYLVDERK  420
NEYTDENIDE IKVSQGVSAS LVDKGSVLNL IPHLFKAVKH GFQSMGIRNI PELHSKLYSG  480
DIRFDVRSFN TIKEGKVSDN LIFNNKKFTT                                   510
FASTA
(Canonical)
>LipidDB-36329-01244|Q8I2U5
MASGWKADEVFGGVMSYTYDDIICMPGYIDFALSDIDLTNNMTDNITLKTPVISSPMDTV
TGHKMSIALALSGGLGVIHNNMSIEKQIEEVKKVKRFENGFIFDPYTFSPEHTVADVLET
KNRVGYKSYPITVDGKVGSKLVGIITGVDYLYLTNKSMKIGDIMTTDVVTGSYPINLSDA
NKVLCDEKKSVLPIVNKNNELIALVCRNDMHKNRIFPHASKSQNKQLIVGASISTREHDL
ERANQLIKNMIDVICIDSSQGNSIYQIDTIKKIKSAHPDIPIIGGNVVTSQQAKNLIDAG
ADVLRIGMGSGSICTTQDVCAVGRAQGTAVYHVSKYAHTRNIKTIADGGIKNSGNIVKAL
SLGADFVMLGNLLAATEESCSEYYFENNVRLKIYRGMGSMEAMYNKGFNSKSRYLVDERK
NEYTDENIDEIKVSQGVSASLVDKGSVLNLIPHLFKAVKHGFQSMGIRNIPELHSKLYSG
DIRFDVRSFNTIKEGKVSDNLIFNNKKFTT
Gene Ontology
GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell
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; PF00571; CBS;
Pfam; PF00478; IMPDH;
SMART
SMART; SM00116; CBS;
PROSITE
PROSITE; PS51371; CBS;
PROSITE; PS00487; IMP_DH_GMP_RED;
PRINTS