>1q41A (A:) observed residues (from ATOM records)
skvttvvatpgqgpdrpqevsytdtkvigngsfgvvyqaklcdsgelvaikkvlqdkrfk
nrelqimrkldhcnivrlryffyssvylnlvldyvpetvyrvarhysrakqtlpviyvkl
ymyqlfrslayihsfgichrdikpqnllldpdtavlklcdfgsakqlvrgepnvsyicsr
yyrapelifgatdytssidvwsagcvlaelllgqpifpgdsgvdqlveiikvlgtptreq
iremkfpqikahpwtkvfrprtppeaialcsrlleytptarltpleacahsffdelrdpn
vklpngrdtpalfnfttqelssnpplatilipphariqa