Homo sapiens Protein: VSIG4
Summary
InnateDB Protein IDBP-73543.6
Last Modified 2014-10-13 [Report errors or provide feedback]
Gene Symbol VSIG4
Protein Name V-set and immunoglobulin domain containing 4
Synonyms CRIg; Z39IG;
Species Homo sapiens
Ensembl Protein ENSP00000363869
InnateDB Gene IDBG-73541 (VSIG4)
Protein Structure
UniProt Annotation
Function Phagocytic receptor, strong negative regulator of T-cell proliferation and IL2 production. Potent inhibitor of the alternative complement pathway convertases. {ECO:0000269PubMed:17016562, ECO:0000269PubMed:17051150}.
Subcellular Localization Membrane {ECO:0000305}; Single-pass type I membrane protein {ECO:0000305}.
Disease Associations
Tissue Specificity Abundantly expressed in several fetal tissues. In adult tissues, highest expression in lung and placenta. Expressed in resting macrophages. {ECO:0000269PubMed:11004523, ECO:0000269PubMed:17016562}.
Comments
Interactions
Number of Interactions This gene and/or its encoded proteins are associated with 2 experimentally validated interaction(s) in this database.
Experimentally validated
Total 2 [view]
Protein-Protein 2 [view]
Protein-DNA 0
Protein-RNA 0
DNA-DNA 0
RNA-RNA 0
DNA-RNA 0
Gene Ontology

Molecular Function
Accession GO Term
GO:0005515 protein binding
Biological Process
GO:0006957 complement activation, alternative pathway
GO:0032703 negative regulation of interleukin-2 production
GO:0042130 negative regulation of T cell proliferation
Cellular Component
GO:0016021 integral component of membrane
GO:0070062 extracellular vesicular exosome
Protein Structure and Domains
PDB ID
InterPro IPR003596 Immunoglobulin V-set, subgroup
IPR003598 Immunoglobulin subtype 2
IPR003599 Immunoglobulin subtype
IPR007110 Immunoglobulin-like domain
IPR013098 Immunoglobulin I-set
IPR013106 Immunoglobulin V-set domain
IPR013151 Immunoglobulin
PFAM PF07679
PF07686
PF00047
PRINTS
PIRSF
SMART SM00406
SM00408
SM00409
TIGRFAMs
Post-translational Modifications
Modification
Cross-References
SwissProt Q9Y279
PhosphoSite PhosphoSite-Q9Y279
TrEMBL
UniProt Splice Variant
Entrez Gene 11326
UniGene Hs.8904
RefSeq NP_009199
HUGO HGNC:17032
OMIM 300353
CCDS CCDS14383
HPRD 02286
IMGT
EMBL AJ132502 AL034397 AY358341 BC010525 CR607860
GenPept AAH10525 AAQ88707 CAB46921 CAB51536