Dear John, Are there any tokens for MAD phasing reflections? Jiang. -- ==================================================================== Jiansheng Jiang Ph.D. | Protein Data Bank | Phone: (516) 344-6388 Biology Department, Bldg 463 | Fax: (516) 344-5751 Brookhaven National Laboratory | mailto://jiang@bnl.gov Upton NY 11973-5000, USA | http://www.pdb.bnl.gov/~jiang ====================================================================