About Gene List

PF3D7_1238900 (PK2)

Genome location: Pf3D7_12_v3:1,612,601..1,618,965(-)

Genome classification: Core

Function and Localization

Product Description: protein kinase 2

SignalP Peptide: N/A

# Transmembrane Domains: 0

EC Numbers: 2.7.1.- (Phosphotransferases with an alcohol group as acceptor.);2.7.11.1 (Non-specific serine/threonine protein kinase)

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0005737 cytoplasm
Component GO:0016020 membrane
Component GO:0005634 nucleus
Function GO:0005509 calcium ion binding
Function GO:0009931 calcium-dependent protein serine/threonine kinase activity
Function GO:0005516 calmodulin binding
Process GO:0035556 intracellular signal transduction
Process GO:0018105 peptidyl-serine phosphorylation
Process GO:0046777 protein autophosphorylation
Process GO:0006468 protein phosphorylation

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

Stage LR class MCA mean MCA prop. zeros
Sporozoite possibly expressed N/A N/A
Ring expressed 0.32 0.89
Trophozoite expressed 0.07 0.96
Schizont expressed 0.25 0.89
Gametocyte expressed 0.06 0.96

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_1238900

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: 0.125 | MFS: -2.888 | #Insertions: 0

PlasmoGEM Phenotype: N/A

RMgmDB ABS Phenotype: N/A

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q8I534

"Best" AlphaFill ligand hit: CPS (chaps, Local RMSD=0.07) with 4CZT (Global RMSD=5.56)

BRENDA EC Inhibitors:

EC # Name EC Inhibitors
2.7.1.- Ex: hamamelose kinase ATPADPCTPUDPAMPGTPGDPUTPCDPITPIDPcAMP...
2.7.11.1 non-specific serine/threonine protein kinase ATPKClDTTP53DRBEDTATBCAKN-93K252aCKI-7LAALSTAACS...

No evidence of orthology to BindingDB entries

Orthology Information

Ortholog Group (OrthoMCL): OG6_106626

No human ortholog(s)

Genetic Variation

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

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 0 0 1 0
disruptive 0 0 0 0
missense 0 0 0 0

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 0 1 0 0
disruptive 0 0 0 0
missense 0 0 0 0

PlasmoDB Total SNPs: 430

Non-coding: 386 | Synonymous: 30 | Nonsynonymous: 14 | Stop Codon: 0

Protein Information

Protein Length: 509 | Molecular Weight (kDa): 58.915

UniProt ID(s): Q8I534

PDB ID(s): None

Isoelectric Point: 8.66

Protein Domain Annotations:

Source Family ID Description
InterPro IPR000719 Protein kinase domain
InterPro IPR008271 Serine/threonine-protein kinase, active site
InterPro IPR011009 Protein kinase-like domain superfamily
InterPro IPR017441 Protein kinase, ATP binding site
PFam PF00069 Protein kinase domain
Superfamily SSF56112 Protein kinase-like domain superfamily

Associated Publications

PMID Title Authors DOI/Link
1378403 Molecular cloning, stage-specific expression and cellular distribution of aputative protein kinase from Plasmodium falciparum. Zhao Y, Kappes B, Yang J, Franklin RM 10.1111/j.1432-1033.1992.tb17051.x
12368864 Genome sequence of the human malaria parasite Plasmodium falciparum. Gardner MJ, Hall N, ..., Barrell B 10.1038/nature01097
18762219 Characterization of Plasmodium falciparum protein kinase 2. Kato K, Sudo A, ..., Akashi H 10.1016/j.molbiopara.2008.07.007
37121260 PK1 from Drosophila obscurin is an inactive pseudokinase with scaffolding properties Zacharchenko T, Dorendorf T, ..., Mayans O 10.1098/rsob.220350