>2a1mB (B:) observed residues (from ATOM records)
nlaplpphvpehlvfdfdmynpsnlsagvqeawavlqesnvpdlvwtrcngghwiatrgq
lireayedyrhfssecpfipreageaydfiptsmdppeqrqfralanqvvgmpvvdklen
riqelacslieslrpqgqcnftedyaepfpirifmllaglpeediphlkyltdqmtrpdg
smtfaeakealydylipiieqrrqkpgtdaisivangqvngrpitsdeakrmcglllvgg
ldtvvnflsfsmeflakspehrqelierperipaaceellrrfslvadgriltsdyefhg
vqlkkgdqillpqmlsglderenaapmhvdfsrqkvshttfghgshlclgqhlarreiiv
tlkewltripdfsiapgaqiqhksgivsgvqalplvwdpattkav