Gene Information
Gene NameFOLR1
OrganismHomo sapiens (Human)
Gene Length257
Protein NamesFolate receptor alpha (FR-alpha) (Adult folate-binding protein) (FBP) (Folate receptor 1) (Folate receptor, adult) (KB cells FBP) (Ovarian tumor-associated antigen MOv18)
Target Namefolate receptor alpha
Target TypeNA
Gene Age950 ( ENSG00000110195 )
Evolutionary StageEumetazoa
AlphaFoldDBP15328
Gene CardFOLR1
Uniprot IDP15328
PfamPF03024
In ASDno
Allosteric Predictionyes (0.436012671)
Ortholog in AnimalsAlpaca_ FOLR1 ( ortholog_one2one )
Dog_ FOLR1 ( ortholog_one2one )
GuineaPig_ FOLR1 ( ortholog_one2one )
Macaque_ FOLR1 ( ortholog_one2one )
Mouse_ Folr1 ( ortholog_one2one )
Pig_ FOLR1 ( ortholog_one2one )
Rat_ Folr1 ( ortholog_one2one )
OhnologsNA
ParalogsFOLR3, FOLR2, IZUMO1R, RTBDN
Tissuekidney, lung, oviduct, salivary.gland, cortex.of.kidney, minor.salivary.gland
Tissue SpecificityPrimarily expressed in tissues of epithelial origin. Expression is increased in malignant tissues. Expressed in kidney, lung and cerebellum. Detected in placenta and thymus epithelium. {ECO:0000269|PubMed:2527252, ECO:0000269|PubMed:2768245, ECO:0000269|PubMed:9063895}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 4KM6  (X-ray  1.55A  4KM7  (X-ray  1.80A  4KMX  (X-ray  2.20A  4LRH  (X-ray  2.80A  5IZQ  (X-ray  3.60A 
DBSNP rs7928649  rs1801932 
Subcellular location [CC]Cell membrane {ECO:0000269|PubMed:2527252, ECO:0000269|PubMed:8033114, ECO:0000269|PubMed:8567728};
Lipid-anchor, GPI-anchor {ECO:0000269|PubMed:17566972, ECO:0000269|PubMed:7578066}. Apical cell membrane {ECO:0000269|PubMed:10787414};
Lipid-anchor, GPI-anchor {ECO:0000269|PubMed:17566972, ECO:0000269|PubMed:7578066}. Basolateral cell membrane {ECO:0000269|PubMed:10787414};
Lipid-anchor, GPI-like-anchor {ECO:0000269|PubMed:17566972, ECO:0000269|PubMed:7578066}. Secreted {ECO:0000305|PubMed:3476960}. Cytoplasmic vesicle {ECO:0000269|PubMed:8567728}. Cytoplasmic vesicle, clathrin-coated vesicle {ECO:0000269|PubMed:8567728}. Endosome {ECO:0000269|PubMed:8567728}. Note=Endocytosed into cytoplasmic vesicles and then recycled to the cell membrane. {ECO:0000269|PubMed:8567728}.
Mouse PG classificationNA
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