SEATTLE--(BUSINESS WIRE)--ZymoGenetics, Inc. (NASDAQ:ZGEN) announced today that Douglas E. Williams, Ph.D., President and Chief Scientific Officer, will provide an update on company activities at the Piper Jaffray Third Annual Europe Conference in London on Wednesday, June 25, 2008 at 11:20 a.m. British Summer Time (6:20 a.m. Eastern Daylight Time).