>1w4rH (H:) observed residues (from ATOM records)
rgqiqvilgpmfsgkstelmrrvrrfqiaqykclvikyakdtrealpacllrdvaqealg
vavigidegqffpdivefceamanagktvivaaldgtfqrkpfgailnlvplaesvvklt
avcmecfreaaytkrlgtekeveviggadkyhsvcrlcyfk