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KETOREDUCTASE ENZYMES FOR THE SYNTHESIS OF 1,3-DIOL SUBSTITUTED INDANES

Application US20260078354A1 Kind: A1 Mar 19, 2026

Assignee

Merck Sharp & Dohme LLC

Inventors

Jackson Kenai Blender Cahn, Wai Ling Cheung-Lee, Stephanie W. Chun, Kaori Hiraga, Birgit Kosjek, John Knight, Amanda M. Makarewicz, Scott McCann, Jeffrey C. Moore, Deeptak Verma

Abstract

The present disclosure provides ketoreductase enzymes having improved enzymatic properties including the capability of reducing hydroxy indanones to provide diastereomerically pure 1,3-indane diols useful for the synthesis of belzutifan. Also provided are polynucleotides encoding the ketoreductase enzymes, and host cells capable of expressing the ketoreductase enzymes. A purification procedure for isolating the ketoreductase enzymes is also provided.

CPC Classifications

C12N 9/0006 C12N 15/70 C12P 11/00 C12R 2001/19 C12Y 101/01

Filing Date

2023-07-05

Application No.

18880970