About Gene List

PF3D7_0408900 (KAE1)

Genome location: Pf3D7_04_v3:424,078..427,891(+)

Genome classification: Core

Function and Localization

Product Description: tRNA N6-adenosine threonylcarbamoyltransferase

SignalP Peptide: N/A

# Transmembrane Domains: 1

EC Numbers: 2.3.1.234 (N(6)-L-threonylcarbamoyladenine synthase);2.6.99.4 (Transferred entry: 2.3.1.234)

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0000408 EKC/KEOPS complex
Component GO:0020011 apicoplast
Function GO:0003677 DNA binding
Function GO:0005515 protein binding

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 possibly expressed nd nd
Trophozoite expressed nd nd
Schizont expressed nd nd
Gametocyte expressed nd nd

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_0408900.2

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: -2.739 | #Insertions: 0

PlasmoGEM Phenotype: Essential (Pb ortholog: PBANKA_1006500)

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

RMgmDB ABS Phenotype: N/A

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: A0A143ZW87

"Best" AlphaFill ligand hit: No AlphaFill hits

BRENDA EC Inhibitors:

EC # Name EC Inhibitors
2.3.1.234 N6-L-threonylcarbamoyladenine synthase No BRENDA inhibitors
2.6.99.4 N6-L-threonylcarbamoyladenine synthase BRENDA SOAP query unsuccessful
2.3.1.234 N6-L-threonylcarbamoyladenine synthase No BRENDA inhibitors
2.6.99.4 N6-L-threonylcarbamoyladenine synthase BRENDA SOAP query unsuccessful

No evidence of orthology to BindingDB entries

Orthology Information

Ortholog Group (OrthoMCL): OG6_100288

Most Similar Human Ortholog: Q9NPF4

TM-align score: 0.88 | RMSD: 2.43

Seq Identity: 0.19 | Length: 326 / 693

All Human Orthologs (OrthoMCL):

Gene ID Description
ENSG00000092094 O-sialoglycoprotein endopeptidase
ENSG00000128694 O-sialoglycoprotein endopeptidase like 1

Genetic Variation

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

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 2 37 22 38
disruptive 13 72 48 97
missense 13 70 46 91

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 6 67 24 55
disruptive 30 157 77 160
missense 24 133 67 116

PlasmoDB Total SNPs: 170

Non-coding: 147 | Synonymous: 11 | Nonsynonymous: 12 | Stop Codon: 0

Protein Information

Protein Length: 693 | Molecular Weight (kDa): 80.85

UniProt ID(s): Q9U0J7

PDB ID(s): None

Isoelectric Point: 9.62

Protein Domain Annotations:

Source Family ID Description
InterPro IPR000905 Gcp-like domain
InterPro IPR034680 tRNA N6-adenosine threonylcarbamoyltransferase Kae1, archaea and eukaryote
InterPro IPR043129 ATPase, nucleotide binding domain
PFam PF00814 Gcp-like domain
Superfamily SSF53067 ATPase, nucleotide binding domain

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
16267556 A protein interaction network of the malaria parasite Plasmodium falciparum. LaCount DJ, Vignali M, ..., Hughes RE 10.1038/nature04104
34033682 Boosting endoplasmic reticulum folding capacity reduces unfolded protein responseactivation and intracellular accumulation of human kidney anion exchanger 1 inSaccharomyces cerevisiae Li X, Cordat E, Schmitt MJ, Becker B 10.1002/yea.3652
31996424 Saccharomyces cerevisiae: First Steps to a Suitable Model System To Study theFunction and Intracellular Transport of Human Kidney Anion Exchanger 1 Sarder HAM, Li X, ..., Becker B 10.1128/mSphere.00802-19
31417508 KAE1 Allelic Variants Affect TORC1 Activation and Fermentation Kinetics inSaccharomyces cerevisiae Kessi-Perez EI, Salinas F, ..., Martinez C 10.3389/fmicb.2019.01686
36416748 Kae1 of Saccharomyces cerevisiae KEOPS complex possesses ADP/GDP nucleotidaseactivity Li QX, Liu JC, He MH, Zhou JQ 10.1042/BCJ20220290