Which GAP protein are you interested in? We have worked up the sequences for RAP1GAP and are getting ready to publish them. Let me know by e-mail if you are interested. Dr. Chris Hussussian NIH/NCHGR 49/4B83 Bethesda, MD 20892 (301) 402-2029 (Tel) (301) 480-9773 (Fax) e-mail: cjh at gaea.nchgr.nih.gov