>1t87A (A:) observed residues (from ATOM records)
nanlaplpphvpehlvfdfdmynpsnlsagvqeawavlqesnvpdlvwtrcngghwiatr
gqlireayedyrhfssecpfipreageaydfiptsmdppeqrqfralanqvvgmpvvdkl
enriqelacslieslrpqgqcnftedyaepfpirifmllaglpeediphlkyltdqmtrp
dgsmtfaeakealydylipiieqrrqkpgtdaisivangqvngrpitsdeakrmcglllv
ggldtvvnflsfsmeflakspehrqelierperipaaceellrrfslvadgriltsdyef
hgvqlkkgdqillpqmlsglderenaapmhvdfsrqkvshttfghgshlclgqhlarrei
ivtlkewltripdfsiapgaqiqhksgivsgvqalplvwdpattkav