Profile Response Detail


Missing content? – Request curation!

Request curation for specific Genes, variants, or PubMed publications.

Have questions, comments or suggestions? - Let us know!

Email us at :

Molecular Profile BRAF V600E CDKN2A loss CHEK2 dec exp RB1 pos
Therapy Palbociclib + Vemurafenib
Indication/Tumor Type melanoma
Response Type predicted - resistant


  • Case insensitive filtering will display rows where any text in any cell matches the filter term
  • Simple literal full or partial string matches
  • Separate multiple filter terms with a spaces, order doesn't matter (a b c and c b a are equivalent )
  • Filtering will only apply to rows that are already loaded on the page, filtering has no impact on query parameters
  • Use quotes to match a longer phrase which contains spaces "mtor c1483f"


  • Generally, the default sort order for tables is set to be first column ascending, however, specific tables may set a different default sort order.
  • Click on any column header arrows to sort by that column
  • Hold down the Shift key and click multiple columns to sort by more than one column, be sure to set ascending or descending order for a given column, before moving on to the next column.

Molecular Profile Indication/Tumor Type Response Type Therapy Name Approval Status Evidence Type Efficacy Evidence References
BRAF V600E CDKN2A loss CHEK2 dec exp RB1 pos melanoma predicted - resistant Palbociclib + Vemurafenib Preclinical - Cell culture Actionable In a preclinical study, Ibrance (palbociclib) and Zelboraf (vemurafenib) combination therapy in a melanoma cell line harboring BRAF V600E, CDKN2A loss, RB1 expression, and decreased expression of CHEK2 via siRNA resulted in increased cell proliferation and p-ERK levels compared to treated cells without decreased expression of CHEK2 in culture (PMID: 33947696). 33947696
PubMed Id Reference Title Details
(33947696) Phase I-II Open-Label Multicenter Study of Palbociclib + Vemurafenib in BRAFV600MUT Metastatic Melanoma Patients: Uncovering CHEK2 as a Major Response Mechanism. Full reference...