>3r9pA (A:) observed residues (from ATOM records)
rrvlvinsgssslkfqlvdpefgvaastgiverigeesspvpdhdaalrrafdmlagdgv
dlntaglvavghrvvhggntfyrptvlddaviarlhelselaplhnppalqgievarrll
pdiahvavfdtgffhdlppaaatyaidreladrwqirrygfhgtshryvseqaaafldrp
lrglkqivlhlgngcsasaiagtrpldtsmgltpleglvmgtrsgdidpsivsylchtag
mgvddvesmlnhrsgvvglsgvrdfrrlreliesgdgaaqlaysvfthrlrkyigaylav
lghtdvisftagigendaavrrdavsgmeelgivlderrnlaggkgarqisaddspitvl
vvptneelaiardcvrvlgg