Kura Oncology Announces FDA Clearance of Investigational New Drug Application for Menin-MLL Inhibitor KO-539
– KO-539 is a potent, selective small molecule inhibitor of the menin-MLL interaction –
– Robust anti-tumor activity observed in mixed lineage leukemias rearranged and oncogenic driver mutations in genes such as NPM1 –
– Phase 1 clinical trial in relapsed or refractory AML expected to initiate next quarter –
“Despite recent advances in the treatment of AML, genetically defined subsets of acute leukemias such as MLL-rearrangements and NPM1 mutations remain areas of high unmet need,” said
MLL-rearranged leukemias are characterized by chromosomal translocations of the MLL gene that are primarily found in patients with AML and acute lymphoblastic leukemia (ALL), the most common type of cancer in children. These translocations form oncogenes encoding MLL fusion proteins, which play a causative role in the onset, development and progression of MLL-rearranged leukemias.
The target genes of the MLL fusion proteins are also found to be overexpressed in a broader subset of AMLs characterized by oncogenic driver mutations in genes such as NPM1. These mutations also appear to be dependent on the interaction between menin and MLL, suggesting that the menin-MLL complex is a central node in epigenetic dysregulation driven by distinct oncogenic driver mutations known to be important in AML and other hematologic malignancies.
In preclinical studies, KO-539 has demonstrated potent and selective inhibition of the proliferation of MLL-rearranged leukemia cell lines. Kura has also generated preclinical data showing robust and durable efficacy in multiple in vivo models of AML characterized by MLL-rearrangements or oncogenic driver mutations in genes such as NPM1.
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Company:
Vice President, Investor Relations &
Corporate Communications
(858) 500-8803
pete@kuraoncology.com
Investors:
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Westwicke Partners, LLC
(858) 356-5932
robert.uhl@westwicke.com
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Canale Communications
(619) 849-6005
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Source: Kura Oncology, Inc.