About Gene List

PF3D7_0513800 (RAB1a)

Genome location: Pf3D7_05_v3:584,878..586,032(-)

Genome classification: Core

Function and Localization

Product Description: ras-related protein Rab-1A

SignalP Peptide: N/A

# Transmembrane Domains: 0

EC Numbers: 3.6.5.2 (Small monomeric GTPase)

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0012505 endomembrane system
Component GO:0005783 endoplasmic reticulum
Component GO:0005793 endoplasmic reticulum-Golgi intermediate compartment
Component GO:0020008 rhoptry
Function GO:0003924 GTPase activity
Process GO:0006886 intracellular protein transport

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 0.04 0.98
Trophozoite expressed 0.44 0.74
Schizont expressed 0.11 0.92
Gametocyte expressed 0.42 0.76

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_0513800

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: 0.232 | MFS: -2.589 | #Insertions: 0

PlasmoGEM Phenotype: Essential (Pb ortholog: PBANKA_1113500)

  • Relative Growth Rate: 0.10 ± 1.19
  • Confidence: 1.00

RMgmDB ABS Phenotype: N/A

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q8I3W9

"Best" AlphaFill ligand hit: GNP (phosphoaminophosphonic acid-guanylate ester, Local RMSD=0.06) with 3LAW (Global RMSD=2.38)

BRENDA EC Inhibitors:

EC # Name EC Inhibitors
3.6.5.2 small monomeric GTPase GTPGDPEDTAPlexAstatinCCG-977Rap1GapNSC23766CCG-1423Rap1GAP1GTPgammaSCalmodulin...

Orthology to BindingDB Entries:

UniProt Protein Name Species Homology Source BindingDB Ligands
P18067 Ras-related protein Rab-7a Canis lupus dingo HOGENOM UNM-0000306062UNM-0000306065UNM-0000306068UNM-0000306070...
O14966 Ras-related protein Rab-7L1 HOGENOM CHEMBL3893914
P62834 Ras-related protein Rap-1A Homo sapiens OrthoDB CHEMBL159171
P01116 GTPase KRas Homo sapiens OrthoDB US11213515, TABLE 7.22US11213515, TABLE 7.62US11213515, TABLE 7.106US11213515, TABLE 7.190...
P01112 GTPase HRas Homo sapiens OrthoDB CHEMBL324827CHEMBL326352CHEMBL431440CHEMBL324345...
P01111 GTPase NRas Homo sapiens OrthoDB NCGC 00371479NCGC 00371480NCGC 00371484NCGC 00371485...
P01120 Ras-like protein 2 OrthoDB Arteminolide C'Arteminolide C

Orthology Information

Ortholog Group (OrthoMCL): OG6_116863

No human ortholog(s)

Protein Information

Protein Length: 207 | Molecular Weight (kDa): 23.859

UniProt ID(s): Q8I3W9, Q94659, Q9U466, Q9UB85

PDB ID(s): None

Isoelectric Point: 7.24

Protein Domain Annotations:

Source Family ID Description
InterPro IPR001806 Small GTPase
InterPro IPR005225 Small GTP-binding protein domain
InterPro IPR027417 P-loop containing nucleoside triphosphate hydrolase
PFam PF00071 Small GTPase
Superfamily SSF52540 P-loop containing nucleoside triphosphate hydrolase

Genetic Variation

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

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 3 6 1 6
disruptive 0 3 2 8
missense 0 1 2 6

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 3 24 3 9
disruptive 3 7 11 32
missense 0 6 7 25

PlasmoDB Total SNPs: 58

Non-coding: 48 | Synonymous: 10 | Nonsynonymous: 0 | Stop Codon: 0

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
12657463 The Plasmodium falciparum family of Rab GTPases. Quevillon E, Spielmann T, ..., Langsley G 10.1016/s0378-1119(03)00381-0
27348424 Plasmodium falciparum Rab1A Localizes to Rhoptries in Schizonts. Morse D, Webster W, ..., McFadden GI 10.1371/journal.pone.0158174