Gene Information
Gene NamePREX1
OrganismHomo sapiens (Human)
Gene Length1659
Protein NamesPhosphatidylinositol 3,4,5-trisphosphate-dependent Rac exchanger 1 protein (P-Rex1) (PtdIns(3,4,5)-dependent Rac exchanger 1)
Target NameNA
Target TypeNA
Gene Age680 ( ENSG00000124126 )
Evolutionary StageEukaryota
AlphaFoldDBQ8TCU6
Gene CardPREX1
Uniprot IDQ8TCU6
PfamPF00610; PF00621
In ASDyes
Allosteric Predictionyes (0.696972096)
Ortholog in AnimalsAlpaca_ PREX1 ( ortholog_one2one )
Dog_ PREX1 ( ortholog_one2one )
GuineaPig_ PREX1 ( ortholog_one2one )
Macaque_ PREX1 ( ortholog_one2one )
Mouse_ Prex1 ( ortholog_one2one )
Pig_ PREX1 ( ortholog_one2one )
Rat_ Prex1 ( ortholog_one2one )
Rabbit_ PREX1 ( ortholog_one2one )
OhnologsPREX2
ParalogsPREX2, DEPTOR, GPR155
TissueNA
Tissue SpecificityMainly expressed in peripheral blood leukocytes and brain. Expressed at intermediate level in spleen and lymph nodes, and weakly expressed in other tissues.
Pharmacological Animal ModelsNULL(Chimpanzee);0.001000(Mouse);NULL(Rat);0.044444(Rabbit)
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 3QIK  (X-ray  2.28A  4YON  (X-ray  1.95A  5D27  (X-ray  1.92A  5D3V  (X-ray  1.85A  5D3W  (X-ray  1.85A  5D3X  (X-ray  1.69A  5D3Y  (X-ray  1.95A  5FI0  (X-ray  3.28A  5FI1  (X-ray  3.20A  6PCV  (EM  3.20A  6VSK  (X-ray  3.12A  7RX9  (X-ray  3.22A 
DBSNP rs55904123  rs7271583  rs41283558  rs6012504  rs16993997  rs2664521  rs3936192 
Subcellular location [CC]Cytoplasm, cytosol. Cell membrane. Note=Mainly cytosolic. Some amount is apparently associated to the plasma membrane.
Mouse PG classificationNA
click here to return to the previous page