>3pu1C (C:) observed residues (from ATOM records)
svtvkriidntvivpklpanedpveypadyfrkskeiplyinttkslsdlrgyvyqglks
gnvsiihvnsylygalkdirgkldkdwssfginigkagdtigifdlvslkaldgvlpdgv
sdasrtsaddkwlplyllglyrvgrtqmpeyrkklmdgltnqckmineqfeplvpegrdi
fdvwgndsnytkivaavdmffhmfkkhecasfrygtivsrfkdcaalatfghlckitgms
tedvttwilnrevademvqmmlpgqeidkadsympylidfglsskspyssvknpafhfwg
qltalllrstrarnarqpddieytslttagllyayavgssadlaqqfcvgdnkytptnap
pqgrdvvewlgwfedqnrkptpdmmqyakravmslqglrektigkyaksefdk