Gene Information
Gene NameFEN1
OrganismHomo sapiens (Human)
Gene Length380
Protein NamesFlap endonuclease 1 (FEN-1) (EC 3.1.-.-) (DNase IV) (Flap structure-specific endonuclease 1) (Maturation factor 1) (MF1) (hFEN-1)
Target Nameflap endonuclease 1
Target TypeNA
Gene Age>4290 ( ENSG00000168496 )
Evolutionary StageEuk_Archaea
AlphaFoldDBP39748
Gene CardFEN1
Uniprot IDP39748
PfamPF00867; PF00752
In ASDno
Allosteric Predictionyes (0.595092099)
Ortholog in AnimalsAlpaca_ FEN1 ( ortholog_one2one )
Dog_ FEN1 ( ortholog_one2one )
GuineaPig_ FEN1 ( ortholog_one2one )
Macaque_ FEN1 ( ortholog_one2one )
Mouse_ Fen1 ( ortholog_one2one )
Pig_ FEN1 ( ortholog_one2one )
Rat_ Fen1 ( ortholog_one2one )
Rabbit_ FEN1 ( ortholog_one2one )
OhnologsNA
ParalogsGEN1, EXO1
TissueNA
Tissue SpecificityNA
Pharmacological Animal ModelsNULL(Chimpanzee);NULL(Mouse);0.003673(Rat);0.108571(Rabbit)
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 1U7B  (X-ray  1.88A  1UL1  (X-ray  2.90A  3Q8K  (X-ray  2.20A  3Q8L  (X-ray  2.32A  3Q8M  (X-ray  2.60A  3UVU  (X-ray  2.38A  5E0V  (X-ray  2.07A  5FV7  (X-ray  2.84A  5K97  (X-ray  2.10A  5KSE  (X-ray  2.10A  5UM9  (X-ray  2.81A  5ZOD  (X-ray  1.90A  5ZOE  (X-ray  1.95A  5ZOF  (X-ray  2.25A  5ZOG  (X-ray  2.30A  6TNZ  (EM  4.05A 
DBSNP NA 
Subcellular location [CC][Isoform 1]: Nucleus, nucleolus. Nucleus, nucleoplasm. Note=Resides mostly in the nucleoli and relocalizes to the nucleoplasm upon DNA damage.;
[Isoform FENMIT]: Mitochondrion {ECO:0000255|HAMAP-Rule:MF_03140, ECO:0000269|PubMed:23675412}.
Mouse PG classificationNA
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