About Gene List

PF3D7_0814600 (SIMP)

Genome location: Pf3D7_08_v3:703,502..704,683(-)

Genome classification: Core

Function and Localization

Product Description: structural integrity maintenance protein SIMP, putative

SignalP Peptide: N/A

# Transmembrane Domains: 0

EC Numbers: None

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0071944 cell periphery
Component GO:0009986 cell surface
Component GO:0005737 cytoplasm
Component GO:0016020 membrane
Process GO:0071976 cell gliding
Process GO:0008360 regulation of cell shape

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 possibly expressed 0.03 0.98
Trophozoite possibly expressed 0.00 1.00
Schizont expressed 0.08 0.94
Gametocyte expressed 0.11 0.93

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_0814600

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: 0.997 | #Insertions: 2

PlasmoGEM Phenotype: N/A

RMgmDB ABS Phenotype: Not tested (Pb ortholog: PBANKA_1422900)

Modification: Tagged | RMgm-5195

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q8IAY3

"Best" AlphaFill ligand hit: TSN (trichostatin a, Local RMSD=3.57) with 5EEK (Global RMSD=16.86)

No associated EC numbers

No evidence of orthology to BindingDB entries

Orthology Information

Ortholog Group (OrthoMCL): OG6_179335

No human ortholog(s)

Genetic Variation

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

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 11 29 18 14
disruptive 0 10 15 26
missense 0 10 11 20

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 19 50 9 20
disruptive 3 46 17 78
missense 2 33 14 49

PlasmoDB Total SNPs: 18

Non-coding: 0 | Synonymous: 17 | Nonsynonymous: 1 | Stop Codon: 0

Protein Information

Protein Length: 393 | Molecular Weight (kDa): 44.847

UniProt ID(s): Q8IAY3

PDB ID(s): None

Isoelectric Point: 7.48

Protein Domain Annotations:

Source Family ID Description
InterPro N/A N/A
PFam N/A N/A
Superfamily N/A N/A

Associated Publications

PMID Title Authors DOI/Link
33791240 Identification of Three Novel Plasmodium Factors Involved in Ookinete to OocystDevelopmental Transition. Ukegbu CV, Christophides GK, Vlachou D 10.3389/fcimb.2021.634273
35301756 A conserved Plasmodium structural integrity maintenance protein (SIMP) isassociated with sporozoite membrane and is essential for maintaining shape andinfectivity. Singh D, Patri S, ..., Kumar KA 10.1111/mmi.14894