/***************************************************************************
 * Title:          nuc.h
 * Author:         Haixu Tang
 * Created:        Jun. 2002
 * Last modified:  May. 2004
 *
 * Copyright (c) 2001-2004 The Regents of the University of California
 * All Rights Reserved
 * See file LICENSE for details.
 ***************************************************************************/
int total_nuc = 16;
char na_name[17] = {'g', 'a', 't', 'c',
                    'n', 'r', 'y', 'w', 's', 'm', 'k', 'h', 'b', 'v', 'd', 'x'
                   };