The revised PDB Format Description is now available as: The Protein Data Bank Contents Guide: Atomic Coordinate Entry Format Description Version 2.0. The document is accessible through PDB's home page on the World Wide Web (http://www.pdb.bnl.gov) and via FTP in the /pub directory (ftp.pdb.bnl.gov) in text and html versions. We invite you to read this Contents Guide closely, then to send us your questions, suggestions, corrections, and comments on it to the PDB Help Desk at pdbhelp@bnl.gov. Thank you. -- _______________________________________________________________________ Nancy Oeder Manning Protein Data Bank oeder@bnl.gov Brookhaven National Laboratory (516) 344-5744 phone Chemistry Department, Bldg. 555 (516) 344-5751 FAX P.O. Box 5000 Upton, NY 11973-5000 USA _______________________________________________________________________