About Gene List

PF3D7_1471600 (APR2)

Genome location: Pf3D7_14_v3:2,925,721..2,929,673(+)

Genome classification: Core

Function and Localization

Product Description: apical polar ring protein APR2, putative

SignalP Peptide: N/A

# Transmembrane Domains: 0

EC Numbers: None

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0020007 apical complex
Component GO:0020031 polar ring of apical complex
Function GO:0008017 microtubule binding
Process GO:0071976 cell gliding

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

Stage LR class MCA mean MCA prop. zeros
Sporozoite not expressed N/A N/A
Ring not expressed 0.02 0.99
Trophozoite not expressed 0.03 0.98
Schizont not expressed 0.02 0.99
Gametocyte expressed 1.28 0.54

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_1471600

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: -2.434 | #Insertions: 2

PlasmoGEM Phenotype: N/A

RMgmDB ABS Phenotype: Not tested (Pb ortholog: PY17X_1339500)

Modification: Tagged | RMgm-5291

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q8IKC3

"Best" AlphaFill ligand hit: PHB (p-hydroxybenzoic acid, Local RMSD=21.00) with 6KCK (Global RMSD=35.02)

No associated EC numbers

No evidence of orthology to BindingDB entries

Orthology Information

Ortholog Group (OrthoMCL): OG6_532433

No human ortholog(s)

Genetic Variation

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

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 7 62 44 100
disruptive 65 225 111 281
missense 39 199 104 254

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 16 121 70 101
disruptive 108 418 203 354
missense 64 373 173 269

PlasmoDB Total SNPs: 164

Non-coding: 43 | Synonymous: 43 | Nonsynonymous: 78 | Stop Codon: 0

Protein Information

Protein Length: 1179 | Molecular Weight (kDa): 136.242

UniProt ID(s): Q8IKC3

PDB ID(s): None

Isoelectric Point: 9.77

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
12368864 Genome sequence of the human malaria parasite Plasmodium falciparum. Gardner MJ, Hall N, ..., Barrell B 10.1038/nature01097
33705380 Molecular characterization of the conoid complex in Toxoplasma reveals itsconservation in all apicomplexans, including Plasmodium species. Koreny L, Zeeshan M, ..., Waller RF 10.1371/journal.pbio.3001081
36463257 Apical anchorage and stabilization of subpellicular microtubules by apical polarring ensures Plasmodium ookinete infection in mosquito Qian P, Wang X, ..., Yuan J 10.1038/s41467-022-35270-w