Gene Information
Gene NameUAP1
OrganismHomo sapiens (Human)
Gene Length522
Protein NamesUDP-N-acetylhexosamine pyrophosphorylase (Antigen X) (AGX) (Sperm-associated antigen 2) [Includes: UDP-N-acetylgalactosamine pyrophosphorylase (EC 2.7.7.83) (AGX-1); UDP-N-acetylglucosamine pyrophosphorylase (EC 2.7.7.23) (AGX-2)]
Target Nameudp-n-acetylhexosamine pyrophosphorylase
Target TypeNA
Gene Age>4290 ( ENSG00000117143 )
Evolutionary StageEuk+Bac
AlphaFoldDBQ16222
Gene CardUAP1
Uniprot IDQ16222
PfamPF01704
In ASDno
Allosteric Predictionno (-0.045699924)
Ortholog in AnimalsAlpaca_ UAP1 ( ortholog_one2one )
Dog_ UAP1 ( ortholog_one2one )
GuineaPig_ UAP1 ( ortholog_one2one )
Macaque_ UAP1 ( ortholog_one2one )
Mouse_ Uap1 ( ortholog_one2one )
Pig_ UAP1 ( ortholog_one2one )
Rat_ Uap1 ( ortholog_one2many )
Rat_ AABR07063082.1 ( ortholog_one2many )
Rabbit_ UAP1 ( ortholog_one2one )
OhnologsUAP1L1
ParalogsUAP1L1, UGP2
TissueNA
Tissue SpecificityWidely expressed. Isoform AGX1 is more abundant in testis than isoform AGX2, while isoform AGX2 is more abundant than isoform AGX1 in somatic tissue. Expressed at low level in placenta, muscle and liver.
Pharmacological Animal ModelsNULL(Chimpanzee);NULL(Mouse);0.848044(Rat);0.100000(Rabbit)
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 1JV1  (X-ray  1.90A  1JV3  (X-ray  2.20A  1JVD  (X-ray  2.40A  1JVG  (X-ray  2.30A  6Z2F  (X-ray  1.70A 
DBSNP rs1128539 
Subcellular location [CC]Cytoplasm. Note=In spermatozoa, localized to the principal piece of the tail, the neck region of the head and to a lesser extent, the midpiece of the tail.
Mouse PG classificationNA
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