Chains and heterogens:
PDB Chain Sequences:
>6a7jA (A:) rlmtrialdpfvrdldgesaalraagplaevelpggvhvyavthhkearalltdsrvvkd invwnawqrgeipadwpliglvnpgrsmltvdgpdhrrlrtlvaqaltvkrveklragie altnaslerlaalpagepvdlkaefayplpmnviselmgvdaadhprlkelfekffstqt ppeevpqmmadlgtlftkiveekkanpgddltsaliaasedgdhltdeeilntlqliiaa ghettislivnvvealaihpeqrkkvlsgeipwegvieetlrwntptshvlirfatedie vgdkvlpkgeglvvsfgalgrdeeqygptagdfdatrtpnrhiafghgphvcpgaalsrl eagialpalyerfpeldlavpaaelrnkpivtqndlhdlpvklgcpfghda
>6a7jA (A:) lmtrialdpfvrdldgesaalraagplaevelpggvhvyavthhkearalltdsrvvkdi nvwnawqrgeipadwpliglvnpgrsmltvdgpdhrrlrtlvaqaltvkrveklragiea ltnaslerlaalpagepvdlkaefayplpmnviselmgvdaadhprlkelfekffstqtp peevpqmmadlgtlftkiveekkanpgddltsaliaasedgdhltdeeilntlqliiaag hettislivnvvealaihpeqrkkvlsgeipwegvieetlrwntptshvlirfatediev gdkvlpkgeglvvsfgalgrdeeqygptagdfdatrtpnrhiafghgphvcpgaalsrle agialpalyerfpeldlavpaaelrnkpivtqndlhdlpvklgcpfg