About Gene List

PF3D7_1451700 (CNB)

Genome location: Pf3D7_14_v3:2,118,608..2,121,135(-)

Genome classification: Core

Function and Localization

Product Description: calcineurin subunit B

SignalP Peptide: N/A

# Transmembrane Domains: 0

EC Numbers: None

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0005955 calcineurin complex
Component GO:0005737 cytoplasm
Function GO:0008597 calcium-dependent protein serine/threonine phosphatase regulator activity
Process GO:0044409 entry into host
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 possibly expressed N/A N/A
Ring not expressed 0.01 0.99
Trophozoite not expressed 0.09 0.94
Schizont expressed 0.40 0.75
Gametocyte possibly expressed 0.15 0.91

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_1451700

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: Slow (Pb ortholog: PBANKA_1315400)

  • Relative Growth Rate: 0.18 ± 0.06
  • Confidence: 6.89

RMgmDB ABS Phenotype: Different from wild type (Pb ortholog: PBANKA_1315400)

Modification: Disrupted | RMgm-3481

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q8IKV9

"Best" AlphaFill ligand hit: FK5 (k506, Local RMSD=0.17) with 7U0U (Global RMSD=2.55)

No associated EC numbers

No evidence of orthology to BindingDB entries

Orthology Information

Ortholog Group (OrthoMCL): OG6_101614

Most Similar Human Ortholog: F6U1T9

TM-align score: 0.98 | RMSD: 0.78

Seq Identity: 0.51 | Length: 160 / 177

All Human Orthologs (OrthoMCL):

Gene ID Description
ENSG00000188386 protein phosphatase 3 regulatory subunit B, beta
ENSG00000221823 protein phosphatase 3 regulatory subunit B, alpha
ENSG00000273398 novel protein

Genetic Variation

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

No passing variants found

PlasmoDB Total SNPs: 69

Non-coding: 68 | Synonymous: 1 | Nonsynonymous: 0 | Stop Codon: 0

Protein Information

Protein Length: 177 | Molecular Weight (kDa): 20.079

UniProt ID(s): Q86RA7, Q8IKV9

PDB ID(s): None

Isoelectric Point: 4.37

Protein Domain Annotations:

Source Family ID Description
InterPro IPR002048 EF-hand domain
InterPro IPR011992 EF-hand domain pair
InterPro IPR018247 EF-Hand 1, calcium-binding site
PFam PF13499 EF-hand domain
Superfamily SSF47473 EF-hand domain pair

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
15230980 Post-translational generation of constitutively active cores from largerphosphatases in the malaria parasite, Plasmodium falciparum: implications forproteomics. Kumar R, Musiyenko A, ..., Barik S 10.1186/1471-2199-5-6
16267556 A protein interaction network of the malaria parasite Plasmodium falciparum. LaCount DJ, Vignali M, ..., Hughes RE 10.1038/nature04104
26118996 Parasite Calcineurin Regulates Host Cell Recognition and Attachment byApicomplexans. Paul AS, Saha S, ..., Duraisingh MT 10.1016/j.chom.2015.06.003