>1yrzB (B:) observed residues (from ATOM records)
riqnpilpgfhpdpsivrvgddyyiatstfewfpgvrihhsrdlkhwrfvsspltrtsql
dmkgnmnsggiwapclsyhdgtfyliytdvkqwhgafkdahnylvtaqniegpwsdpiyl
nssgfdpslfhdddgrkwlvnmiwdyrkgnhpfagiilqeyseaeqklvgpvkniykgtd
iqltegphlykkdgyyyllvaeggteyehaatlarsqsidgpyetdpsyplvtstgqpel
alqkaghgslvetqngewylahlcgrplkgkyctlgretaiqkvnwtedgwlriedggnh
plrevtapdlpehpfekepelddfdapqlhhqwntlripadpswcsleerpghlrlrgme
sltsvhsqslvarrqqsfhcevetkleyqpesfqhmaglviyydtedhvylhvtwheekg
kclqiiqtkggnydellaspiplaeekavylkgrihretmhlyfkqegeaewqpvgptid
vthmsddsakqvrftgtfvgmatqdlsgtkkpadfdyfryke