Chains and heterogens:
PDB Chain Sequences:
>7cofA (A:) addyattrypivlvhgltgtdkyagvleywygiqedlqqhgatvyvanlsgfqsddgpng rgeqllayvktvlaatgatkvnlvghsqggltsryvaavapdlvasvttigtphrgsefa dfvqgvlaydptglsssviaafvnvfgiltssshntnqdalaslktlttaqaatynqnyp saglgapgscqtgaptetvggnthllyswagtaiqptlsvfgvtgatdtstiplvdpana ldpstlalfgtgtvminrgsgqndglvskcsalygqvlstsykwnhideinqllgvrgaf aedpvavirthanrlklagv