KIR2DS4 - killer cell immunoglobulin like receptor, two Ig domains and short cytoplasmic tail 4 Gene
Also Known as KKA3; KIR1D; NKAT8; CD158I; KIR412; NKAT-8; KIR-2DS4
Species: Homo sapiens
About KIR2DS4
This gene has 2 transcripts (splice variants), 1 gene allele, 55 orthologues and 25 paralogues. Low expression observed in reference dataset.
Summary
Killer cell immunoglobulin-like receptors (KIRs) are transmembrane glycoproteins expressed by natural killer cells and subsets of T cells. The KIR genes are polymorphic and highly homologous and they are found in a cluster on chromosome 19q13.4 within the 1 Mb leukocyte receptor complex (LRC). The gene content of the KIR gene cluster varies among haplotypes, although several "framework" genes are found in all haplotypes (KIR3DL3, KIR3DP1, KIR3DL4, KIR3DL2). The KIR proteins are classified by the number of extracellular immunoglobulin domains (2D or 3D) and by whether they have a long (L) or short (S) cytoplasmic domain. KIR proteins with the long cytoplasmic domain transduce inhibitory signals upon ligand binding via an immune tyrosine-based inhibitory motif (ITIM), while KIR proteins with the short cytoplasmic domain lack the ITIM motif and instead associate with the TYRO protein tyrosine kinase binding protein to transduce activating signals. The ligands for several KIR proteins are subsets of HLA class I molecules; thus, KIR proteins are thought to play an important role in regulation of the immune response. [provided by RefSeq, Jul 2008]
KIR2DS4 Products (3)
| mRNA | Protein | Name |
|---|---|---|
| NM_001281971.2 | NP_001268900.1 | killer cell immunoglobulin-like receptor 2DS4 isoform 2 precursor |
| NM_001281972.2 | NP_001268901.1 | killer cell immunoglobulin-like receptor 2DS4 isoform 3 precursor |
| NM_012314.6 | NP_036446.3 | killer cell immunoglobulin-like receptor 2DS4 isoform 1 precursor |
| Molecular Function GO Annotation | Evidence | References | Source |
|---|---|---|---|
| enables MHC class Ib protein binding |
IDA
IDA: Inferred from direct assay
|
24018270 | GOA |
| enables protein binding |
IPI
IPI: Inferred from physical interaction
|
19858347 | GOA |
| Protein Preferred Names | Protein Names | |
|---|---|---|
|
killer cell immunoglobulin-like receptor 2DS4 |
|
KIR2DS4 Protein-protein interaction Information
|
Type
|
Protein Name | Protein ID | Interactor | Interactor Species | Interactor ID | Detection Method | References |
|---|---|---|---|---|---|---|---|
|
Intra
|
KIR2DS4 | P43632 | HLA-B | Homo sapiens | P01889 | 19858347 | |
|
Intra
|
KIR2DS4 | P43632 | HLA-C | Homo sapiens | P10321 | 19858347 | |
|
Intra
|
KIR2DS4 | P43632 | HLA-F | Homo sapiens | P30511 | 27649529 | |
|
Intra
|
KIR2DS4 | P43632 | HLA-F | Homo sapiens | P30511 | 24018270 | |
|
Intra
|
KIR2DS4 | P43632 | HLA-F | Homo sapiens | P30511 | 24018270 |
KIR2DS4 Antibodies
| Cat. No. | Product Name | Application | Reactivity |
|---|---|---|---|
| HY-P89941 | KIR2DS4 Antibody (YA9285) | WB, IP | human |
Related Diseases
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| Waardenburg'S Syndrome |
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| Klippel-Feil Syndrome |
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| Embryonal Rhabdomyosarcoma |
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