About Gene List

PF3D7_0517600 (CPbeta)

Genome location: Pf3D7_05_v3:739,651..741,365(-)

Genome classification: Core

Function and Localization

Product Description: F-actin-capping protein subunit beta, putative

SignalP Peptide: N/A

# Transmembrane Domains: 0

EC Numbers: None

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0008290 F-actin capping protein complex
Component GO:0044310 osmiophilic body
Function GO:0051015 actin filament binding
Process GO:0051693 actin filament capping
Process GO:0051016 barbed-end actin filament capping
Process GO:0000902 cell morphogenesis
Process GO:0044409 entry into host

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 not expressed 0.12 0.94
Trophozoite not expressed 0.05 0.97
Schizont not expressed 0.11 0.93
Gametocyte expressed 0.58 0.69

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_0517600

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: -0.154 | #Insertions: 3

PlasmoGEM Phenotype: Dispensable (Pb ortholog: PBANKA_1232400)

  • Relative Growth Rate: 1.01 ± 0.13
  • Confidence: 5.53

RMgmDB ABS Phenotype: Different from wild type (Pb ortholog: PBANKA_1232400)

Modification: Disrupted | RMgm-3331

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q8I3T2

"Best" AlphaFill ligand hit: No AlphaFill hits

No associated EC numbers

No evidence of orthology to BindingDB entries

Orthology Information

Ortholog Group (OrthoMCL): OG6_103032

Most Similar Human Ortholog: B1AK87

TM-align score: 0.91 | RMSD: 1.84

Seq Identity: 0.32 | Length: 238 / 292

All Human Orthologs (OrthoMCL):

Gene ID Description
ENSG00000077549 capping actin protein of muscle Z-line subunit beta

Genetic Variation

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

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 7 9 8 17
disruptive 5 12 12 32
missense 5 12 12 30

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 9 25 11 16
disruptive 7 40 30 73
missense 5 33 27 47

PlasmoDB Total SNPs: 163

Non-coding: 140 | Synonymous: 17 | Nonsynonymous: 5 | Stop Codon: 1

Protein Information

Protein Length: 292 | Molecular Weight (kDa): 34.758

UniProt ID(s): Q8I3T2

PDB ID(s): None

Isoelectric Point: 8.81

Protein Domain Annotations:

Source Family ID Description
InterPro IPR001698 F-actin-capping protein subunit beta
InterPro IPR037282 F-actin-capping protein subunit alpha/beta
PFam PF01115 F-actin-capping protein subunit beta
Superfamily SSF90096 F-actin-capping protein subunit alpha/beta

Associated Publications

PMID Title Authors DOI/Link
12368867 Sequence of Plasmodium falciparum chromosomes 1, 3-9 and 13. Hall N, Pain A, ..., Barrell BG 10.1038/nature01095
19682250 Vital role for the Plasmodium actin capping protein (CP) beta-subunit in motilityof malaria sporozoites. Ganter M, Schuler H, Matuschewski K 10.1111/j.1365-2958.2009.06828.x
27432909 Comparative Proteomics and Functional Analysis Reveal a Role of Plasmodiumfalciparum Osmiophilic Bodies in Malaria Parasite Transmission. Suarez-Cortes P, Sharma V, ..., Alano P 10.1074/mcp.M116.060681