>1tzzB (B:) observed residues (from ATOM records)
svrivdvreitkpisstkmttslvavvtdvvregkrvvgygfnsngrygqgglirerfas
rileadpkkllneagdnldpdkvwaamminekpgghgersvavgtidmavwdavakiagk
plfrllaerhgvkanprvfvyaaggyyypgkglsmlrgemrgyldrgynvvkmkiggapi
eedrmrieavleeigkdaqlavdangrfnletgiayakmlrdyplfwyeevgdpldyalq
aalaefypgpmatgenlfshqdarnllryggmrpdrdwlqfdcalsyglceyqrtlevlk
thgwspsrciphgghqmslniaaglglggnesypdlfqpyggfpdgvrvenghitmpdlp
gigfegksdlykemkalae