Chains and heterogens:
PDB Chain Sequences:
>4lejA (A:) greeereenpyvfhsdrfrirasseageiralpnfgevsellegisryrvtciemkpntv mlphyidakwilyvtggrgyiayvqqnelvkrkleegdvfgvpsghtfylvnnddhnslr iasllrtestmrgeyepfyvaggrnpetvysafsddvleaafntdvqklehifgahrrgv ifyaneeqiremmrrggfsaestsaseqpkpfnlrnqkpdfendngrftragpkdnpfld svdvtvgfgvlnpgtmtapshntkatsiaivmegegriemacphlgqehgwssprerghq dinyervrarlrtgtvyvvpaghpiteiastngrleilwfdintsgnereflagknnvlq tlekevrhlsfniprgeeieevlqaqkdqvilrgpqrqrrdeprsss
>4lejA (A:) npyvfhsdrfrirasseageiralpnfgevsellegisryrvtciemkpntvmlphyida kwilyvtggrgyiayvqqnelvkrkleegdvfgvpsghtfylvnnddhnslriasllrte stmrgeyepfyvaggrnpetvysafsddvleaafntdvqklehifgahrrgvifyaseqp kpfnlrnqkpdfendngrftragpkdnpfldsvdvtvgfgvlnpgtmtapshntkatsia ivmegegriemacphlqdinyervrarlrtgtvyvvpaghpiteiastngrleilwfdin tsgnereflagknnvlqtlekevrhlsfniprgeeieevlqaqkdqvilrgpqrq