>1j51A (A:) observed residues (from ATOM records)
nlaplpphvpehlvfdfdmynpsnlsagvqeawavlqesnvpdlvwtrcngghwiatrgq
lireayedyrhfssecpwipreageafdfiptsmdppeqrqfralanqvvgmpvvdklen
riqelacslieslrpqgqcnftedyaepfpirifmllaglpeediphlkyltdqmtrpdg
smtfaeakealydylipiieqrrqkpgtdaisivangqvngrpitsdeakrmcgllllgg
ldtvvnflsfsmeflakspehrqelierperipaaceellrrfslvadgriltsdyefhg
vqlkkgdqillpqmlsglderenaapmhvdfsrqkvshttfghgshlclgqhlarreiiv
tlkewltripdfsiapgaqiqhksgivsgvqalplvwdpattkav