>4apz3 (3:) observed residues (from ATOM records)
mqikikyldetqtriskieqgdwidlraaedvtikkdefklvplgvamelpegyeahvvp
rsstyknfgviqtnsmgvidesykgdndfwffpayalrdteikkgdricqfrimkkmpav
elvevehlgnedrgglgstgtk