About Gene List

PF3D7_0622200 (MIAB)

Genome location: Pf3D7_06_v3:903,432..906,428(-)

Genome classification: Core

Function and Localization

Product Description: tRNA-2-methylthio-N(6)-dimethylallyladenosine synthase

SignalP Peptide: N/A

# Transmembrane Domains: 1

EC Numbers: 2.1.1.- (Methyltransferases.);2.8.4.3 (tRNA-2-methylthio-N(6)-dimethylallyladenosine synthase)

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0020011 apicoplast
Component GO:0005783 endoplasmic reticulum
Function GO:0035598 N6-threonylcarbomyladenosine methylthiotransferase activity
Function GO:0035596 methylthiotransferase activity
Process GO:0035600 tRNA methylthiolation

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 expressed 0.81 0.63
Trophozoite expressed 0.70 0.62
Schizont possibly expressed 0.18 0.89
Gametocyte expressed 0.59 0.68

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_0622200

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: 0.878 | #Insertions: 4

PlasmoGEM Phenotype: Dispensable (Pb ortholog: PBANKA_1121100)

  • Relative Growth Rate: 0.96 ± 0.15
  • Confidence: 5.21

RMgmDB ABS Phenotype: Different from wild type (Pb ortholog: PBANKA_1121100)

Modification: Disrupted | RMgm-3040

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: C6KT59

"Best" AlphaFill ligand hit: 5AD (5'-deoxyadenosine, Local RMSD=0.56) with 7MJW (Global RMSD=3.69)

BRENDA EC Inhibitors:

EC # Name EC Inhibitors
2.1.1.- Ex: homocysteine S-methyltransferase EDTACTABNickelA9145CtylosintacrineTween 80FTI-2628macrocinadenosineRelomycinphosphate...
2.8.4.3 tRNA-2-methylthio-N6-dimethylallyladenosine synthase No BRENDA inhibitors

No evidence of orthology to BindingDB entries

Orthology Information

Ortholog Group (OrthoMCL): OG6_101475

Most Similar Human Ortholog: Q5VV42

TM-align score: 0.74 | RMSD: 2.64

Seq Identity: 0.43 | Length: 450 / 860

All Human Orthologs (OrthoMCL):

Gene ID Description
ENSG00000145996 CDK5 regulatory subunit associated protein 1 like 1

Genetic Variation

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

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 6 35 26 54
disruptive 22 86 56 121
missense 19 70 47 98

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 15 82 39 48
disruptive 49 186 94 216
missense 35 138 77 168

PlasmoDB Total SNPs: 112

Non-coding: 35 | Synonymous: 51 | Nonsynonymous: 26 | Stop Codon: 0

Protein Information

Protein Length: 860 | Molecular Weight (kDa): 99.459

UniProt ID(s): C6KT59

PDB ID(s): None

Isoelectric Point: 8.68

Protein Domain Annotations:

Source Family ID Description
InterPro IPR005839 Methylthiotransferase
InterPro IPR006638 Elp3/MiaB/NifB
InterPro IPR007197 Radical SAM
InterPro IPR013848 Methylthiotransferase, N-terminal
InterPro IPR020612 Methylthiotransferase, conserved site
PFam PF00919 Methylthiotransferase, N-terminal
PFam PF04055 Radical SAM
Superfamily SSF102114 N/A

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
35164549 Roles of Ferredoxin-Dependent Proteins in the Apicoplast of Plasmodium falciparumParasites. Swift RP, Rajaram K, ..., Prigge ST 10.1128/mbio.03023-21