Gene Information
Gene NameICOSLG
OrganismHomo sapiens (Human)
Gene Length302
Protein NamesICOS ligand (B7 homolog 2) (B7-H2) (B7-like protein Gl50) (B7-related protein 1) (B7RP-1) (CD antigen CD275)
Target Nameb7-related protein 1
Target TypeClinical trial target
Gene Age454 ( ENSG00000160223 )
Evolutionary StageEumetazoa
AlphaFoldDBO75144
Gene CardICOSLG
Uniprot IDO75144
PfamPF07686
In ASDno
Allosteric Predictionno (-0.814051928)
Ortholog in AnimalsDog_ ICOSLG ( ortholog_one2one )
Macaque_ ICOSLG ( ortholog_one2one )
Mouse_ Icosl ( ortholog_one2one )
Rat_ Icoslg ( ortholog_one2one )
OhnologsNA
ParalogsBTN2A2, CD276, BTNL2, BTN2A1, BTNL9, ERMAP, HHLA2, VTCN1, BTN1A1, BTN3A3, BTN3A2, BTN3A1, MOG, BTNL3, BTNL8
TissueNA
Tissue SpecificityIsoform 1 is widely expressed (brain, heart, kidney, liver, lung, pancreas, placenta, skeletal muscle, bone marrow, colon, ovary, prostate, testis, lymph nodes, leukocytes, spleen, thymus and tonsil), while isoform 2 is detected only in lymph nodes, leukocytes and spleen. Expressed on activated monocytes and dendritic cells. {ECO:0000269|PubMed:10779774}.
Pharmacological Animal ModelsNULL(Chimpanzee);NULL(Mouse);0.001000(Rat);NULL(Rabbit)
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 6X4G  (X-ray  3.50A  6X4T  (X-ray  3.15A 
DBSNP rs11558819 
Subcellular location [CC]Cell membrane {ECO:0000269|PubMed:11007762};
Single-pass type I membrane protein {ECO:0000255}.
Mouse PG classificationNA
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