About Gene List

PF3D7_0322500 (IscA2)

Genome location: Pf3D7_03_v3:945,333..946,889(-)

Genome classification: Core

Function and Localization

Product Description: iron-sulfur assembly protein, putative

SignalP Peptide: N/A

# Transmembrane Domains: 0

EC Numbers: None

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0005737 cytoplasm
Component GO:0005739 mitochondrion
Function GO:0051537 2 iron, 2 sulfur cluster binding
Process GO:0016226 iron-sulfur cluster assembly
Process GO:0097428 protein maturation by iron-sulfur cluster transfer

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 0.07 0.97
Trophozoite expressed 0.47 0.72
Schizont expressed 0.46 0.70
Gametocyte possibly expressed 0.60 0.66

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_0322500

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: 0.987 | MFS: -2.083 | #Insertions: 1

PlasmoGEM Phenotype: Dispensable (Pb ortholog: PBANKA_1237400)

  • Relative Growth Rate: 1.00 ± 0.07
  • Confidence: 6.63

RMgmDB ABS Phenotype: N/A

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: O97297

"Best" AlphaFill ligand hit: No AlphaFill hits

No associated EC numbers

No evidence of orthology to BindingDB entries

Orthology Information

Ortholog Group (OrthoMCL): OG6_101081

Most Similar Human Ortholog: A0A1B0GTK6

TM-align score: 0.86 | RMSD: 1.59

Seq Identity: 0.25 | Length: 91 / 404

All Human Orthologs (OrthoMCL):

Gene ID Description
ENSG00000135070 iron-sulfur cluster assembly 1

Genetic Variation

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

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 6 15 10 14
disruptive 14 43 25 53
missense 6 38 21 44

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 7 29 11 21
disruptive 34 97 42 96
missense 16 76 33 64

PlasmoDB Total SNPs: 121

Non-coding: 37 | Synonymous: 25 | Nonsynonymous: 59 | Stop Codon: 0

Protein Information

Protein Length: 404 | Molecular Weight (kDa): 49.217

UniProt ID(s): O97297, Q9GTW5

PDB ID(s): None

Isoelectric Point: 9.53

Protein Domain Annotations:

Source Family ID Description
InterPro IPR016092 FeS cluster insertion protein
InterPro IPR017870 FeS cluster insertion, C-terminal, conserved site
InterPro IPR035903 HesB-like domain superfamily
PFam N/A N/A
Superfamily SSF89360 HesB-like domain superfamily

Associated Publications

PMID Title Authors DOI/Link
10448855 The complete nucleotide sequence of chromosome 3 of Plasmodium falciparum. Bowman S, Lawson D, ..., Barrell BG 10.1038/22964
12368867 Sequence of Plasmodium falciparum chromosomes 1, 3-9 and 13. Hall N, Pain A, ..., Barrell BG 10.1038/nature01095
34032321 [Fe-S] biogenesis and unusual assembly of the ISC scaffold complex in thePlasmodium falciparum mitochondrion. Mohammad Sadik, Mohammad Afsar, Ramachandran R, Habib S 10.1111/mmi.14735
34494883 A Prioritized and Validated Resource of Mitochondrial Proteins in PlasmodiumIdentifies Unique Biology. van Esveld SL, Meerstein-Kessel L, ..., Huynen MA 10.1128/mSphere.00614-21