>3f7zA (A:) observed residues (from ATOM records)
lskvttvvatpgqgpdrpqevsytdtkvigngsfgvvyqaklcdsgelvaikkvlqdkrf
knrelqimrkldhcnivrlryffyssgeevylnlvldyvpetvyrvarhysrakqtlpvi
yvklymyqlfrslayihsfgichrdikpqnllldpdtavlklcdfgsakqlvrgepnvsy
icsryyrapelifgatdytssidvwsagcvlaelllgqpifpgdsgvdqlveiikvlgtp
treqiremnpnqikahpwtkvfrprtppeaialcsrlleytptarltpleacahsffdel
rdpnvklpngrdtpalfnfttqelssnpplatilipphar