>2pu5B (B:) observed residues (from ATOM records)
ltesstskfvkinekgfsdfnihyneagngetvimlhgggpgaggwsnyyrnvgpfvdag
yrvilkdspgfnksdavvmdeqrglvnaravkglmdaldidrahlvgnsmggatalnfal
eypdrigklilmgpgglgpsmfapmpmegikllfklyaepsyetlkqmlqvflydqslit
eellqgrweaiqrqpehlknflisaqkaplstwdvtarlgeikaktfitwgrddrfvpld
hglkllwniddarlhvfskcghwaqwehadefnrlvidflrha