Gene Information
Gene NameGIG2
OrganismHomo sapiens (Human)
Gene Length228
Protein NamesCD9 antigen (5H9 antigen) (Cell growth-inhibiting gene 2 protein) (Leukocyte antigen MIC3) (Motility-related protein) (MRP-1) (Tetraspanin-29) (Tspan-29) (p24) (CD antigen CD9)
Target NameNA
Target TypeNA
Gene AgeNA
Evolutionary StageNA
AlphaFoldDBP21926
Gene CardCD9
Uniprot IDP21926
PfamPF00335
In ASDno
Allosteric PredictionNA
Ortholog in AnimalsNA
OhnologsNA
ParalogsNA
TissueNA
Tissue SpecificityDetected in platelets (at protein level) (PubMed:19640571). Expressed by a variety of hematopoietic and epithelial cells (PubMed:19640571). {ECO:0000269|PubMed:19640571}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 6K4J  (X-ray  2.70A  6RLO  (X-ray  2.20A  6RLR  (X-ray  2.00A  6Z1V  (X-ray  1.33A  6Z20  (X-ray  2.68A 
DBSNP NA 
Subcellular location [CC]Cell membrane {ECO:0000269|PubMed:19640571};
Multi-pass membrane protein {ECO:0000269|PubMed:19640571}. Membrane {ECO:0000269|PubMed:19640571};
Multi-pass membrane protein {ECO:0000269|PubMed:19640571}. Secreted, extracellular exosome {ECO:0000250|UniProtKB:P40240}. Note=Present at the cell surface of oocytes. Accumulates in the adhesion area between the sperm and egg following interaction between IZUMO1 and its receptor IZUMO1R/JUNO. {ECO:0000250|UniProtKB:P40240}.
Mouse PG classificationNA
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