>3pkpB (B:) observed residues (from ATOM records)
ktrkgiilaggsgtrlypvtmavskqllpiydkpmiyyplstlmlagirdiliistpqdt
prfqqllgdgsqwglnlqykvspspdglaqafiigeefighddcalvlgdnifyghdlpk
lmeaavnkesgatvfayhvndperygvvefdqkgtavsleekplqpksnyavtglyfydn
svvemaknlkpsargeleitdinriymeqgrlsvammgrgyawldtgthqslieasnfia
tieerqglkvscpeeiafrknfinaqqvielagplskndygkyllkmvk