About Gene List

PF3D7_0621000 (ApSigma)

Genome location: Pf3D7_06_v3:862,450..865,522(+)

Genome classification: Core

Function and Localization

Product Description: RNA polymerase subunit sigma apSIG

SignalP Peptide: N/A

# Transmembrane Domains: 0

EC Numbers: None

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0020011 apicoplast
Function GO:0003677 DNA binding
Function GO:0016987 sigma factor activity

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 0.22 0.89
Trophozoite not expressed 0.98 0.49
Schizont not expressed 0.25 0.85
Gametocyte not expressed 0.57 0.69

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_0621000

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: 0.138 | MFS: -3.158 | #Insertions: 0

PlasmoGEM Phenotype: N/A

RMgmDB ABS Phenotype: N/A

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: C6KT48

"Best" AlphaFill ligand hit: ATP (adenosine-5'-triphosphate, Local RMSD=0.04) with 4Q5S (Global RMSD=3.42)

No associated EC numbers

No evidence of orthology to BindingDB entries

Orthology Information

Ortholog Group (OrthoMCL): OG6_103274

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 44 31 49
disruptive 10 58 53 132
missense 9 56 50 107

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 12 91 38 51
disruptive 40 166 94 205
missense 24 133 80 144

PlasmoDB Total SNPs: 143

Non-coding: 70 | Synonymous: 54 | Nonsynonymous: 19 | Stop Codon: 0

Protein Information

Protein Length: 844 | Molecular Weight (kDa): 100.705

UniProt ID(s): C6KT48

PDB ID(s): None

Isoelectric Point: 9.74

Protein Domain Annotations:

Source Family ID Description
InterPro IPR013324 RNA polymerase sigma factor, region 3/4-like
PFam N/A N/A
Superfamily SSF88659 RNA polymerase sigma factor, region 3/4-like

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
30212465 Integrative proteomics and bioinformatic prediction enable a high-confidenceapicoplast proteome in malaria parasites. Boucher MJ, Ghosh S, ..., Yeh E 10.1371/journal.pbio.2005895