About Gene List

PF3D7_0408500 (FEN1)

Genome location: Pf3D7_04_v3:408,485..411,102(-)

Genome classification: Core

Function and Localization

Product Description: flap endonuclease 1

SignalP Peptide: N/A

# Transmembrane Domains: 0

EC Numbers: 3.2.2.17 (Deoxyribodipyrimidine endonucleosidase)

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0005634 nucleus
Function GO:0008409 5'-3' exonuclease activity
Function GO:0017108 5'-flap endonuclease activity
Function GO:0004520 endodeoxyribonuclease activity
Function GO:0048256 flap endonuclease activity

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 0.09 0.96
Trophozoite expressed 0.83 0.56
Schizont expressed 0.45 0.75
Gametocyte expressed 0.82 0.58

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_0408500

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: 0.999 | MFS: -0.586 | #Insertions: 2

PlasmoGEM Phenotype: Slow (Pb ortholog: PBANKA_1006100)

  • Relative Growth Rate: 0.55 ± 0.25
  • Confidence: 4.19

RMgmDB ABS Phenotype: Different from wild type (Pb ortholog: PBANKA_1006100)

Modification: Disrupted | RMgm-2728

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q9GZ01

"Best" AlphaFill ligand hit: No AlphaFill hits

BRENDA EC Inhibitors:

EC # Name EC Inhibitors
3.2.2.17 deoxyribodipyrimidine endonucleosidase DNANaBH42-[N-(acetoxyacetyl)amino]fluorene

Orthology to BindingDB Entries:

UniProt Protein Name Species Homology Source BindingDB Ligands
P39748 Flap endonuclease 1 Homo sapiens OrthoDB CHEMBL3615461-(cyclopropylmethyl)-3-hydroxyquinazoline-2,4(1H,3H)-dione (2)3-hydroxy-1-(4-methoxybenzyl)quinazoline-2,4(1H,3H)-dione (4)US9073876, A...

Orthology Information

Ortholog Group (OrthoMCL): OG6_101387

Most Similar Human Ortholog: F5H1Y3

TM-align score: 0.97 | RMSD: 0.87

Seq Identity: 0.56 | Length: 165 / 672

All Human Orthologs (OrthoMCL):

Gene ID Description
ENSG00000168496 flap structure-specific endonuclease 1

Protein Information

Protein Length: 672 | Molecular Weight (kDa): 76.681

UniProt ID(s): Q7K734, Q9GZ01

PDB ID(s): None

Isoelectric Point: 7.99

Protein Domain Annotations:

Source Family ID Description
InterPro IPR002421 5'-3' exonuclease
InterPro IPR006084 XPG/Rad2 endonuclease
InterPro IPR006085 XPG N-terminal
InterPro IPR006086 XPG-I domain
InterPro IPR008918 Helix-hairpin-helix motif, class 2
InterPro IPR019974 XPG conserved site
InterPro IPR023426 Flap endonuclease 1
InterPro IPR029060 PIN-like domain superfamily
InterPro IPR036279 5'-3' exonuclease, C-terminal domain superfamily
PFam PF00752 XPG N-terminal
PFam PF00867 XPG-I domain
Superfamily SSF47807 5'-3' exonuclease, C-terminal domain superfamily
Superfamily SSF88723 PIN-like domain superfamily

Genetic Variation

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

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 6 31 19 28
disruptive 38 62 28 86
missense 11 34 24 60

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 11 60 13 40
disruptive 49 127 44 152
missense 16 83 34 97

PlasmoDB Total SNPs: 117

Non-coding: 32 | Synonymous: 37 | Nonsynonymous: 48 | 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
16267556 A protein interaction network of the malaria parasite Plasmodium falciparum. LaCount DJ, Vignali M, ..., Hughes RE 10.1038/nature04104
17928073 Expression and biochemical characterization of the Plasmodium falciparum DNArepair enzyme, flap endonuclease-1 (PfFEN-1). Casta LJ, Buguliskis JS, Matsumoto Y, Taraschi TF 10.1016/j.molbiopara.2007.08.008
23181666 Organellar proteomics reveals hundreds of novel nuclear proteins in the malariaparasite Plasmodium falciparum. Oehring SC, Woodcroft BJ, ..., Voss TS 10.1186/gb-2012-13-11-r108
30379851 Identification of Plasmodium falciparum nuclear proteins by mass spectrometry andproposed protein annotation. Briquet S, Ourimi A, ..., Vaquero C 10.1371/journal.pone.0205596