About Gene List

PF3D7_0920800 (IMPDH)

Genome location: Pf3D7_09_v3:851,981..854,752(-)

Genome classification: Core

Function and Localization

Product Description: inosine-5'-monophosphate dehydrogenase

SignalP Peptide: N/A

# Transmembrane Domains: 0

EC Numbers: 1.1.1.205 (IMP dehydrogenase)

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0020020 food vacuole
Component GO:0005634 nucleus

Expression by stage (LR - Le Roch et al., and MCA - Malaria Cell Atlas):

Stage LR class MCA mean MCA prop. zeros
Sporozoite expressed N/A N/A
Ring expressed 0.31 0.84
Trophozoite expressed 0.25 0.85
Schizont expressed 0.03 0.98
Gametocyte expressed 0.08 0.95

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_0920800

Resistome Missense Mutations: None

Resistome Compounds with Missense Mutations: None

Resistome # Samples with Disruptive Mutations: 0 (0 missense, 0 "interesting" missense)

Essentiality (ABS)

Zhang Phenotype: Non - Mutable in CDS

MIS: 0.198 | MFS: -2.648 | #Insertions: 0

PlasmoGEM Phenotype: Essential (Pb ortholog: PBANKA_0821700)

  • Relative Growth Rate: 0.44 ± 0.39
  • Confidence: 3.28

RMgmDB ABS Phenotype: N/A

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q8I2U5

"Best" AlphaFill ligand hit: GDP (guanosine-5'-diphosphate, Local RMSD=0.03) with 6I0M (Global RMSD=1.43)

BRENDA EC Inhibitors:

EC # Name EC Inhibitors
1.1.1.205 IMP dehydrogenase BRENDA SOAP query unsuccessful

Orthology to BindingDB Entries:

UniProt Protein Name Species Homology Source BindingDB Ligands
Q5KP44 Inosine-5'-monophosphate dehydrogenase HOGENOM, OMA, OrthoDB, OrthoMCL CHEMBL4280641CHEMBL4168641CHEMBL4277233CHEMBL4278303...
P20839 Inosine-5'-monophosphate dehydrogenase 1 Homo sapiens HOGENOM, OMA, OrthoDB NSC 358285Tiazofurin Adenine Dinucleotide (TAD) Analogue, 25Tiazofurin Adenine Dinucleotide (TAD) Analogue, 26Tiazofurin Adenine Dinucleotide (TAD) Analogue, 27...
P49058 Inosine-5'-monophosphate dehydrogenase Borrelia burgdorferi OMA CHEMBL561640N-(4-methoxyphenyl)-2-(naphthalen-1-yl)acetamide, Compound BN-(4-methoxyphenyl)-2-[2-(1,3-thiazol-4-yl)-1H-1,3-benzodiazol-1-yl]acetamide, Compound CN-(4-methoxyphenyl)-2-(3-methyl-4-oxo-3,4-dihydrophthalazin-1-yl)acetamide, Compound D...
Q9HXM5 Inosine-5'-monophosphate dehydrogenase OMA, OrthoMCL Gossypol (C9)CHEMBL4573244CHEMBL4588651CHEMBL4577084...
P9WKI7 Inosine-5'-monophosphate dehydrogenase OMA, OrthoMCL CHEMBL4208344
A0A6L8P2U9 Inosine-5'-monophosphate dehydrogenase OMA CHEMBL549612CHEMBL3329562CHEMBL2348823CHEMBL564117...
B5Z7J4 Inosine-5'-monophosphate dehydrogenase Helicobacter pylori (strain G27) OMA CHEMBL561640N-(4-methoxyphenyl)-2-(naphthalen-1-yl)acetamide, Compound BN-(4-methoxyphenyl)-2-[2-(1,3-thiazol-4-yl)-1H-1,3-benzodiazol-1-yl]acetamide, Compound CN-(4-methoxyphenyl)-2-(3-methyl-4-oxo-3,4-dihydrophthalazin-1-yl)acetamide, Compound D...
P0C0H6 Inosine-5'-monophosphate dehydrogenase Streptococcus pyogenes OMA, OrthoMCL BLAST 1H-naphtho[2,3-d]imidazol-2-ylmethyl 4-aminobenzoate, Compound G3-{1H-naphtho[2,3-d]imidazol-2-yl}propyl 4-aminobenzoate, Compound HN-(naphthalen-2-yl)-2-[2-(pyridin-2-yl)-1H-1,3-benzodiazol-1-yl]acetamide, Compound C91
P12268 Inosine-5'-monophosphate dehydrogenase 2 Homo sapiens OrthoDB NSC 358285Tiazofurin Adenine Dinucleotide (TAD) Analogue, 25Tiazofurin Adenine Dinucleotide (TAD) Analogue, 26Tiazofurin Adenine Dinucleotide (TAD) Analogue, 27...
Q5CPK7 Inosine-5-monophosphate dehydrogenase Cryptosporidium parvum OrthoDB CHEMBL561640Tetrahydroquinoxalin analog, Jmethyl 3-methyl-2-oxo-1,2-dihydroquinoline-4-carboxylate, E
P24547 Inosine-5'-monophosphate dehydrogenase 2 Mus musculus OrthoDB CHEMBL3144029CHEMBL3144396CHEMBL2364562

Orthology Information

Ortholog Group (OrthoMCL): OG6_100534

Most Similar Human Ortholog: P20839

TM-align score: 0.96 | RMSD: 0.92

Seq Identity: 0.49 | Length: 497 / 510

All Human Orthologs (OrthoMCL):

Gene ID Description
ENSG00000106348 inosine monophosphate dehydrogenase 1
ENSG00000178035 inosine monophosphate dehydrogenase 2

Protein Information

Protein Length: 510 | Molecular Weight (kDa): 56.15

UniProt ID(s): O96387, Q8I2U5

PDB ID(s): None

Isoelectric Point: 7.94

Protein Domain Annotations:

Source Family ID Description
InterPro IPR000644 CBS domain
InterPro IPR001093 IMP dehydrogenase/GMP reductase
InterPro IPR005990 Inosine-5'-monophosphate dehydrogenase
InterPro IPR015875 IMP dehydrogenase / GMP reductase, conserved site
PFam PF00478 IMP dehydrogenase/GMP reductase
Superfamily SSF51412 N/A
Superfamily SSF54631

Genetic Variation

MalariaGEN Pf7 (worldwide samples) # unique SNV/indels:

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 5 33 21 30
disruptive 6 21 8 29
missense 6 21 8 27

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 12 73 21 35
disruptive 13 42 19 75
missense 12 37 16 59

PlasmoDB Total SNPs: 148

Non-coding: 127 | Synonymous: 15 | Nonsynonymous: 6 | Stop Codon: 0

Associated Publications

PMID Title Authors DOI/Link
12368867 Sequence of Plasmodium falciparum chromosomes 1, 3-9 and 13. Hall N, Pain A, ..., Barrell BG 10.1038/nature01095
21136929 Food vacuole proteome of the malarial parasite Plasmodium falciparum. Lamarque M, Tastet C, ..., Dubremetz JF 10.1002/prca.200700112
30379851 Identification of Plasmodium falciparum nuclear proteins by mass spectrometry andproposed protein annotation. Briquet S, Ourimi A, ..., Vaquero C 10.1371/journal.pone.0205596
37811818 Promoting Nucleic Acid Synthesis in Saccharomyces cerevisiae through EnhancedExpression of Rrn7p, Rrn11p, IMPDH, and Pho84p Wang Y, Xia T, ..., Bao X 10.1021/acs.jafc.3c05035