Chains and heterogens:
PDB Chain Sequences:
>4l4cA (A:) mttetiqsnanlaplpphvpehlvfdfdmynpsnlsagvqeawavlqesnvpdlvwtrcn gghwiatrgqlireayedyrhfssecpfipreageaydfiptsmdppeqrqfralanqvv gmpvvdklenriqelacslieslrpqgqcnftedyaepfpirifmllaglpeediphlgy ltdqmtrpdgsmtfaeakealydylipiieqrrqkpgtdaisivangqvngrpitsdeak rmcglllvggldtvvnflsfsmeflakspehrqelierperipaaceellrrfslvadgr iltsdyefhgvqlkkgdqillpqmlsglderenaapmhvdfsrqkvshttfghgshlcpg qhlarreiivtlkewltripdfsiapgaqiqhksgivsgvqalplvwdpattkav
>4l4cA (A:) nlaplpphvpehlvfdfdmynpsnlsagvqeawavlqesnvpdlvwtrcngghwiatrgq lireayedyrhfssecpfipreageaydfiptsmdppeqrqfralanqvvgmpvvdklen riqelacslieslrpqgqcnftedyaepfpirifmllaglpeediphlgyltdqmtrpdg smtfaeakealydylipiieqrrqkpgtdaisivangqvngrpitsdeakrmcglllvgg ldtvvnflsfsmeflakspehrqelierperipaaceellrrfslvadgriltsdyefhg vqlkkgdqillpqmlsglderenaapmhvdfsrqkvshttfghgshlcpgqhlarreiiv tlkewltripdfsiapgaqiqhksgivsgvqalplvwdpattkav
>4l4cB (B:) mttetiqsnanlaplpphvpehlvfdfdmynpsnlsagvqeawavlqesnvpdlvwtrcn gghwiatrgqlireayedyrhfssecpfipreageaydfiptsmdppeqrqfralanqvv gmpvvdklenriqelacslieslrpqgqcnftedyaepfpirifmllaglpeediphlgy ltdqmtrpdgsmtfaeakealydylipiieqrrqkpgtdaisivangqvngrpitsdeak rmcglllvggldtvvnflsfsmeflakspehrqelierperipaaceellrrfslvadgr iltsdyefhgvqlkkgdqillpqmlsglderenaapmhvdfsrqkvshttfghgshlcpg qhlarreiivtlkewltripdfsiapgaqiqhksgivsgvqalplvwdpattkav
>4l4cB (B:) nlaplpphvpehlvfdfdmynpsnlsagvqeawavlqesnvpdlvwtrcngghwiatrgq lireayedyrhfssecpfipreageaydfiptsmdppeqrqfralanqvvgmpvvdklen riqelacslieslrpqgqcnftedyaepfpirifmllaglpeediphlgyltdqmtrpdg smtfaeakealydylipiieqrrqkpgtdaisivangqvngrpitsdeakrmcglllvgg ldtvvnflsfsmeflakspehrqelierperipaaceellrrfslvadgriltsdyefhg vqlkkgdqillpqmlsglderenaapmhvdfsrqkvshttfghgshlcpgqhlarreiiv tlkewltripdfsiapgaqiqhksgivsgvqalplvwdpattkav