>3q3bA (A:) observed residues (from ATOM records)
skvttvvatpgqgpdrpqevsytdtkvigngsfgvvyqaklcdsgelvaikkvlqdkrfk
nrelqimrkldhcnivrlryffyssgevylnlvldyvpetvyrvarhysrakqtlpviyv
klymyqlfrslayihsfgichrdikpqnllldpdtavlklcdfgsakqlvrgepnvsyic
sryyrapelifgatdytssidvwsagcvlaelllgqpifpgdsgvdqlveiikvlgtptr
eqiremnpnkfpqikahpwtkvfrprtppeaialcsrlleytptarltpleacahsffde
lrdpnvklpngrdtpalfnfttqelssnpplatilipphariqa