>3f7zB (B:) observed residues (from ATOM records)
lskvttvvatpgqgpdrpqevsytdtkvigngsfgvvyqaklcdsgelvaikkvlqdkrf
knrelqimrkldhcnivrlryffyssvylnlvldyvpetvyrvarhysrakqtlpviyvk
lymyqlfrslayihsfgichrdikpqnllldpdtavlklcdfgsakqlvrgepnvsyics
ryyrapelifgatdytssidvwsagcvlaelllgqpifpgdsgvdqlveiikvlgtptre
qiremnpnytpqikahpwtkvfrprtppeaialcsrlleytptarltpleacahsffdel
rdpnvklpngrdtpalfnfttqelssnpplatilipphar