About Gene List

PF3D7_1031700 (I3)

Genome location: Pf3D7_10_v3:1,280,547..1,282,279(+)

Genome classification: Core

Function and Localization

Product Description: protein phosphatase inhibitor 3

SignalP Peptide: N/A

# Transmembrane Domains: 0

EC Numbers: None

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0005634 nucleus
Function GO:0005515 protein binding
Function GO:0008157 protein phosphatase 1 binding
Function GO:0004864 protein phosphatase inhibitor activity
Function GO:0004865 protein serine/threonine phosphatase inhibitor activity
Process GO:0032515 negative regulation of phosphoprotein phosphatase activity
Process GO:0035308 negative regulation of protein dephosphorylation
Process GO:0006470 protein dephosphorylation

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 0.09 0.95
Trophozoite expressed 0.15 0.90
Schizont expressed 0.12 0.91
Gametocyte expressed 0.09 0.94

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_1031700

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 *tentative

MIS: 0.996 | MFS: 0 | #Insertions: 0

PlasmoGEM Phenotype: N/A

RMgmDB ABS Phenotype: N/A

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q8IJ88

"Best" AlphaFill ligand hit: No AlphaFill hits

No associated EC numbers

No evidence of orthology to BindingDB entries

Orthology Information

Ortholog Group (OrthoMCL): OG6_104011

Most Similar Human Ortholog: O60927

TM-align score: 0.26 | RMSD: 4.38

Seq Identity: 0.23 | Length: 52 / 116

All Human Orthologs (OrthoMCL):

Gene ID Description
ENSG00000204619 protein phosphatase 1 regulatory inhibitor subunit 11
ENSG00000206501 protein phosphatase 1 regulatory inhibitor subunit 11
ENSG00000227720 protein phosphatase 1 regulatory inhibitor subunit 11
ENSG00000233314 protein phosphatase 1 regulatory inhibitor subunit 11
ENSG00000234058 protein phosphatase 1 regulatory inhibitor subunit 11
ENSG00000236560 protein phosphatase 1 regulatory inhibitor subunit 11
ENSG00000237403 protein phosphatase 1 regulatory inhibitor subunit 11
ENSG00000237829 protein phosphatase 1 regulatory inhibitor subunit 11

Genetic Variation

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

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 0 7 3 6
disruptive 1 8 9 22
missense 1 8 9 20

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 2 17 4 12
disruptive 2 25 25 41
missense 2 19 24 27

PlasmoDB Total SNPs: 161

Non-coding: 158 | Synonymous: 2 | Nonsynonymous: 1 | Stop Codon: 0

Protein Information

Protein Length: 116 | Molecular Weight (kDa): 13.131

UniProt ID(s): Q8IJ88

PDB ID(s): None

Isoelectric Point: 4.95

Protein Domain Annotations:

Source Family ID Description
InterPro IPR011107 Type 1 protein phosphatase inhibitor
PFam PF07491 Type 1 protein phosphatase inhibitor
Superfamily N/A N/A

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
22128182 Plasmodium falciparum inhibitor-3 homolog increases protein phosphatase type 1activity and is essential for parasitic survival. Freville A, Landrieu I, ..., Khalife J 10.1074/jbc.M111.276865