Chains and heterogens:
PDB Chain Sequences:
>1nf5A (A:) teltkckvshaikdidgyqgisllewacvlfhtsgydtqavvndngsteyglfqisdrfw ckssefpesenicgiscdkllddeldddiacakkilaikgidywkaykpmcsekleqwrc ekp
>1nf5B (B:) ltacpeespllvgpmliefnipvdlklveqqnpkvklggrytpmdcisphkvaiiipfrn rqehlkywlyylhpilqrqqldygiyvinqagesmfnrakllnvgfkealkdydyncfvf sdvdlipmndhntyrcfsqprhisvamdkfgfslpyvqyfggvsalskqqflsingfpnn ywgwggedddiynrlafrgmsvsrpnavigkcrmirhsrdkknepnpqrfdriahtketm lsdglnsltymvlevqryplytkitvdigtps
>1nf5C (C:) teltkckvshaikdidgyqgisllewacvlfhtsgydtqavvndngsteyglfqisdrfw ckssefpesenicgiscdkllddeldddiacakkilaikgidywkaykpmcsekleqwrc ekp
>1nf5D (D:) ltacpeespllvgpmliefnipvdlklveqqnpkvklggrytpmdcisphkvaiiipfrn rqehlkywlyylhpilqrqqldygiyvinqagesmfnrakllnvgfkealkdydyncfvf sdvdlipmndhntyrcfsqprhisvamdkfgfslpyvqyfggvsalskqqflsingfpnn ywgwggedddiynrlafrgmsvsrpnavigkcrmirhsrdkknepnpqrfdriahtketm lsdglnsltymvlevqryplytkitvdigtps