About Gene List

PF3D7_1013900

Genome location: Pf3D7_10_v3:545,670..549,791(-)

Genome classification: Core

Function and Localization

Product Description: translation initiation factor eIF-2B subunit delta, putative

SignalP Peptide: N/A

# Transmembrane Domains: 0

EC Numbers: 5.3.1.23 (S-methyl-5-thioribose-1-phosphate isomerase)

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0005851 eukaryotic translation initiation factor 2B complex
Function GO:0003743 translation initiation factor activity
Process GO:0006446 regulation of translational initiation
Process GO:0006413 translational initiation

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

Stage LR class MCA mean MCA prop. zeros
Sporozoite not expressed N/A N/A
Ring not expressed 0.48 0.77
Trophozoite not expressed 0.68 0.62
Schizont not expressed 0.33 0.79
Gametocyte not expressed 0.53 0.70

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_1013900

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: Mutable in CDS

MIS: 1 | MFS: -2.029 | #Insertions: 6

PlasmoGEM Phenotype: Slow (Pb ortholog: PBANKA_1212300)

  • Relative Growth Rate: 0.51 ± 0.15
  • Confidence: 5.14

RMgmDB ABS Phenotype: Different from wild type (Pb ortholog: PBANKA_1212300)

Modification: Disrupted | RMgm-3232

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q8IJQ6

"Best" AlphaFill ligand hit: AMP (adenosine monophosphate, Local RMSD=0.16) with 5YFV (Global RMSD=1.48)

BRENDA EC Inhibitors:

EC # Name EC Inhibitors
5.3.1.23 S-methyl-5-thioribose-1-phosphate isomerase RNAi

No evidence of orthology to BindingDB entries

Orthology Information

Ortholog Group (OrthoMCL): OG6_101847

Most Similar Human Ortholog: Q9UI10

TM-align score: 0.63 | RMSD: 3.87

Seq Identity: 0.23 | Length: 368 / 1074

All Human Orthologs (OrthoMCL):

Gene ID Description
ENSG00000115211 eukaryotic translation initiation factor 2B subunit delta

Genetic Variation

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

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 7 71 30 59
disruptive 17 105 63 160
missense 16 95 57 131

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 20 123 34 80
disruptive 42 247 124 287
missense 31 196 101 187

PlasmoDB Total SNPs: 91

Non-coding: 20 | Synonymous: 45 | Nonsynonymous: 25 | Stop Codon: 1

Protein Information

Protein Length: 1074 | Molecular Weight (kDa): 125.379

UniProt ID(s): Q8IJQ6

PDB ID(s): None

Isoelectric Point: 9.26

Protein Domain Annotations:

Source Family ID Description
InterPro IPR000649 Initiation factor 2B-related
InterPro IPR037171 NagB/RpiA transferase-like
PFam PF01008 Initiation factor 2B-related
Superfamily SSF100950 NagB/RpiA transferase-like

Associated Publications

PMID Title Authors DOI/Link
12368864 Genome sequence of the human malaria parasite Plasmodium falciparum. Gardner MJ, Hall N, ..., Barrell B 10.1038/nature01097
16267556 A protein interaction network of the malaria parasite Plasmodium falciparum. LaCount DJ, Vignali M, ..., Hughes RE 10.1038/nature04104