ERBB2 Kinase Domain Mutation

CI-VAR-00002192Explore in graph →CIViC 413

Curated evidence

Evidence by cancer (3 items)

Grouped by cancer context first, then therapy. The same variant can be sensitizing in one cancer and irrelevant in another — contexts are never merged. 50 items per page; a cancer group may continue on the next page.

civicCuratedShowing 1–3 of 3 evidence items across 2 cancer contexts on this page · levels, directions and significance as curated at the source; each row links to its CIViC record.

Molecular profile	Therapy	Type	Level	Direction · significance	Rating (1–5)	Status	Evidence	Source
Lung Adenocarcinoma2
ERBB2 Kinase Domain Mutation	Afatinib	Predictive	C	Supports Sensitivity Response	3	accepted	EID959 A Phase II study for use of Afatinib in non- or light smokers with lung adenocarcinoma. Three patients with metastatic lung adenocarcinomas bearing mutations in the kinase domain of HER2 gene were ide… (full text at CIViC) PMID 22325357 · De Grève et al., 2012 · Open in CIViC	civic
ERBB2 Kinase Domain Mutation	Trastuzumab	Predictive	C	Supports Sensitivity Response	4	accepted	EID1043 This was a retrospective study of patients with advanced HER2-mutant NSCLC who had undergone varied courses of treatment. All tumors were adenocarcinoma with in-frame HER2 exon 20 insertions. In pat… (full text at CIViC) PMID 26598547 · Mazières et al., 2016 · Open in CIViC	civic

ClinVar

Clinical significance (0)

ClinVar interpretations are shown as structured records — significance, review status, star rating, conditions — never flattened into one word.

Data not yet available

No ClinVar interpretation attached to this variant.

Lung Non-Small Cell Carcinoma1
ERBB2 Kinase Domain Mutation OR ERBB2 Exon 20 Insertion	Sevabertinib	Predictive	A	Supports Sensitivity Response	2	accepted	EID12808 In an open-label, multicenter, multicohort phase 1–2 study of non-small cell lung carcinoma (NCT05099172; total n = 209), single-agent sevabertinib 20 mg BID demonstrated clinically meaningful activit… (full text at CIViC) PMID 41104928 · Le et al., 2025 · Open in CIViC	civic