Gene Symbol | HCST |
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Entrez Gene | 10870 |
Alt Symbol | DAP10, KAP10, PIK3AP |
Species | Human |
Gene Type | protein-coding |
Description | hematopoietic cell signal transducer |
Other Description | DNAX-activation protein 10|kinase assoc pro of ~10kDa|kinase assoc protein|membrane protein DAP10|phosphoinositide-3-kinase adaptor protein|transmembrane adapter protein KAP10 |
Swissprots | Q9UBK5 Q9Y3Y0 Q9UBS1 |
Accessions | AAD46987 Q9UBK5 AF072844 AAD46986 AF122904 AAD47911 AF172929 AAD50293 AF285447 AAG29425 AL050163 CAB43303 AY359058 AAQ89417 BC035931 AAH35931 BC046348 AAH46348 BC065224 AAH65224 NM_001007469 NP_001007470 NM_014266 NP_055081 |
Function | Transmembrane adapter protein which associates with KLRK1 to form an activation receptor KLRK1-HCST in lymphoid and myeloid cells; this receptor plays a major role in triggering cytotoxicity against target cells expressing cell surface ligands such as MHC class I chain-related MICA and MICB, and UL16-binding proteins (ULBPs); these ligands are up-regulated by stress conditions and pathological state such as viral infection and tumor transformation. Functions as docking site for PI3-kinase PIK3R1 and GRB2. Interaction of ULBPs with KLRK1-HCST triggers calcium mobilization and activation of the PIK3R1, MAP2K/ERK, and JAK2/STAT5 signaling pathways. Both PIK3R1 and GRB2 are required for full KLRK1-HCST-mediated activation and ultimate killing of target cells. In NK cells, KLRK1-HCST signaling directly induces cytotoxicity and enhances cytokine production initiated via DAP12/TYROBP-associated receptors. In T-cells, it provides primarily costimulation for TCR-induced signals. KLRK1-HCST rece |
Subcellular Location | Membrane {ECO:0000269|PubMed:10426994}; Single-pass type I membrane protein {ECO:0000269|PubMed:10426994}. |
Tissue Specificity | Predominantly expressed in hemopoietic cells such as NK cells, subset of T-cells and monocytes. Detected in leukocytes, spleen, and thymus. {ECO:0000269|PubMed:10528161}. |
Top Pathways | Natural killer cell mediated cytotoxicity |
DAP10 Antibody Blocking Peptide - LS-E26201 from LifeSpan Bioscience
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DAP10/HCST blocking peptide - GTX89210-PEP from GeneTex
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Human DAP10 protein - orb139006 from Biorbyt
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HCST Peptide - AC21-1032-P from Abcore
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DAP10 Peptide - 45-460P from ProSci
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HCST fusion protein - ag2537 from Proteintech Group
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Recombinant Human HCST, Fc tagged - HCST-130H from Creative Biomart
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Human HCST / DAP10 Protein (Fc Tag) - 14063-H05H-100 from Sino Biological
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Recombinant Human Hematopoietic cell signal transducer(HCST) - CSB-YP010233HU CSB-EP010233HU CSB-BP010233HU CSB-MP010233HU from Cusabio
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DAP10 / HCST (transcript variant 2) - TP319253 from Acris Antibodies
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DAP10/HCST, Peptide - MBS426124 from MyBioSource
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HCST Peptide, Human - M34GP06883H from Creative Peptides
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Human HCST / DAP10 Protein (Fc Tag) - 14063-H05H from ABclonal
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HCST, 20-48aa, Human, hIgG-His-tag, Baculovirus - ATGP3745 from ATGen
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HCST Immunizing peptide - orb16896 from Biorbyt
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