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Gene | KIT |
Variant | Y823D |
Impact List | missense |
Protein Effect | gain of function |
Gene Variant Descriptions | KIT Y823D lies within the protein kinase domain of the Kit protein (UniProt.org). Y823D confers a gain of function on Kit, as indicated by constitutive phosphorylation of Kit in cultured cells (PMID: 14695343, PMID: 20633291). |
Associated Drug Resistance |
Transcript | NM_000222.2 |
gDNA | chr4:g.54733175T>G |
cDNA | c.2467T>G |
Protein | p.Y823D |
Source Database | RefSeq |
Genome Build | GRCh38/hg38 |
Transcript | gDNA | cDNA | Protein | Source Database | Genome Build |
---|---|---|---|---|---|
NM_000222 | chr4:g.54733175T>G | c.2467T>G | p.Y823D | RefSeq | GRCh38/hg38 |
XM_005265741 | chr4:g.54733175T>G | c.2467T>G | p.Y823D | RefSeq | GRCh38/hg38 |
NM_000222.2 | chr4:g.54733175T>G | c.2467T>G | p.Y823D | RefSeq | GRCh38/hg38 |
XM_005265741.1 | chr4:g.54733175T>G | c.2467T>G | p.Y823D | RefSeq | GRCh38/hg38 |
Molecular Profile | Indication/Tumor Type | Response Type | Therapy Name | Approval Status | Evidence Type | Efficacy Evidence | References |
---|---|---|---|---|---|---|---|
KIT Y823D | Advanced Solid Tumor | sensitive | Nintedanib | Preclinical - Cell culture | Actionable | In a preclinical study, Ofev (nintedanib) inhibited Kit autophosphorylation and proliferation of transformed cells expressing KIT Y823D in culture (PMID: 35194937). | 35194937 |
KIT Y823D | Advanced Solid Tumor | sensitive | Motesanib Diphosphate | Preclinical - Cell culture | Actionable | In a preclinical study, Motesanib (AMG 706) inhibited KIT phosphorylation and growth of cells expressing KIT Y823D in culture (PMID: 20633291). | 20633291 |
KIT W557_K558del KIT Y823D | gastrointestinal stromal tumor | sensitive | Regorafenib | Preclinical - Pdx | Actionable | In a preclinical study, Stivarga (regorafenib) inhibited tumor growth in a patient-derived xenograft (PDX) model of gastrointestinal stromal tumor harboring KIT W557_K558del and KIT Y823D (PMID: 32350132). | 32350132 |
KIT W557_K558del KIT Y823D | gastrointestinal stromal tumor | sensitive | PLX9486 | Preclinical - Pdx | Actionable | In a preclinical study, PLX9486 treatment decreased Mapk phosphorylation, inhibited proliferation, and reduced tumor growth and induced regression in a Gleevec (imatinib)-resistant patient-derived xenograft (PDX) model of gastrointestinal stromal tumor harboring KIT W557_K558del and Y823D (PMID: 30523507). | 30523507 |
KIT W557_K558del KIT Y823D | Advanced Solid Tumor | sensitive | AZD3229 | Preclinical - Cell culture | Actionable | In a preclinical study, transformed cells expressing KIT W557_K558del and KIT Y823D demonstrated sensitivity to AZD3229 in culture, resulting in reduced cell viability (PMID: 32350132). | 32350132 |
KIT W557_K558del KIT Y823D | Advanced Solid Tumor | decreased response | Avapritinib | Preclinical - Cell culture | Actionable | In a preclinical study, transformed cells expressing KIT W557_K558del and KIT Y823D demonstrated a decreased response to treatment with Ayvakit (avapritinib) compared to cells expressing KIT W557_K558del alone in culture (PMID: 32350132). | 32350132 |
KIT W557_K558del KIT Y823D | gastrointestinal stromal tumor | sensitive | Ponatinib | Preclinical - Pdx & cell culture | Actionable | In a preclinical study, a patient derived GIST cell line co-harboring KIT W557_K558del and KIT Y823D demonstrated sensitivity to Iclusig (ponatinib) in a PDX model, resulting in complete tumor regression (PMID: 25239608). | 25239608 |
KIT W557_K558del KIT Y823D | Advanced Solid Tumor | decreased response | Ripretinib | Preclinical - Cell culture | Actionable | In a preclinical study, transformed cells expressing KIT W557_K558del and KIT Y823D demonstrated a decreased response to treatment with Qinlock (ripretinib) compared to cells expressing KIT W557_K558del alone in culture (PMID: 32350132). | 32350132 |
KIT W557_K558del KIT Y823D | Advanced Solid Tumor | resistant | Sunitinib | Preclinical - Cell culture | Actionable | In a preclinical study, transformed cells expressing KIT W557_K558del and KIT Y823D demonstrated resistance to Sutent (sunitinb) in culture (PMID: 32350132). | 32350132 |
KIT W557_K558del KIT Y823D | gastrointestinal stromal tumor | sensitive | Avapritinib | Preclinical - Pdx | Actionable | In a preclinical study, Ayvakit (avapritinib) inhibited Kit phosphorylation and resulted in tumor regression in patient-derived xenograft models of Gleevec (imatinib mesylate)-resistant gastrointestinal stromal tumor harboring KIT W557_K558del and Y823D (PMID: 29093181). | 29093181 |
KIT W557_K558del KIT Y823D | gastrointestinal stromal tumor | sensitive | AZD3229 | Preclinical - Pdx | Actionable | In a preclinical study, AZD3229 inhibited Kit signaling and tumor growth in a patient-derived xenograft (PDX) model of gastrointestinal stromal tumor harboring KIT W557_K558del and KIT Y823D (PMID: 32350132). | 32350132 |
KIT W557_K558del KIT Y823D | Advanced Solid Tumor | resistant | Imatinib | Preclinical - Cell culture | Actionable | In a preclinical study, transformed cells expressing KIT W557_K558del and KIT Y823D demonstrated resistance to Gleevec (imatinib) in culture (PMID: 32350132). | 32350132 |
KIT W557_K558del KIT Y823D | Advanced Solid Tumor | predicted - sensitive | Regorafenib | Preclinical - Cell culture | Actionable | In a preclinical study, transformed cells expressing KIT W557_K558del and KIT Y823D demonstrated sensitivity to treatment with Stivarga (regorafenib), but was decreased compared to cells expressing KIT W557_K558del alone in culture (PMID: 32350132). | 32350132 |
KIT W557_K558del KIT Y823D | gastrointestinal stromal tumor | sensitive | Ripretinib | Preclinical - Pdx | Actionable | In a preclinical study, Qinlock (ripretinib) induced tumor regression in a patient-derived xenograft (PDX) model of gastrointestinal stromal tumor harboring KIT W557_K558del and KIT Y823D (PMID: 31085175). | 31085175 |
KIT V559D KIT Y823D | Advanced Solid Tumor | no benefit | Sunitinib | Preclinical - Cell culture | Actionable | In a preclinical study, transformed cells co-expressing KIT Y823D and KIT V559D were insensitive to Sutent (sunitinib) in culture and in mouse models (PMID: 24205792). | 24205792 |
KIT V559D KIT Y823D | Advanced Solid Tumor | no benefit | Imatinib | Preclinical | Actionable | In a preclinical study, Gleevec (imatinib) treatment in a mouse model with cells expressing KIT V559D and KIT Y823D resulted in shortened survival (PMID: 24205792). | 24205792 |
KIT V559D KIT Y823D | Advanced Solid Tumor | sensitive | Flumatinib | Preclinical | Actionable | In a preclinical study, Flumatinib treatment in transformed cells co-expressing KIT N822K and KIT V559D demonstrated decreased cell proliferation and inhibition of Kit, Erk 1/2, and Stat3 phosphorylation in culture, and led to improved survival in mouse models (PMID: 24205792). | 24205792 |
KIT exon 11 del KIT Y823D | Advanced Solid Tumor | predicted - sensitive | THE-630 | Preclinical - Cell culture | Actionable | In a preclinical study, THE-630 treatment inhibited growth of cells co-expressing a KIT exon 11 deletion and KIT Y823D in culture (Cancer Res 2021;81(13_Suppl):Abstract nr 1292). | detail... |
Molecular Profile | Protein Effect | Treatment Approaches |
---|---|---|
KIT Y823D | gain of function | KIT Inhibitor |
KIT W557_K558del KIT Y823D | ||
KIT V559D KIT Y823D | ||
KIT exon 11 del KIT Y823D |