Chains and heterogens:
PDB Chain Sequences:
>1nkhA (A:) teltkckvshaikdidgyqgisllewacvlfhtsgydtqavvndngsteyglfqisdrfw ckssefpesenicgiscdkllddeldddiacakkilaikgidywkaykpmcsekleqwrc ekp
>1nkhB (B:) ltacpeespllvgpmliefnipvdlklveqqnpkvklggrytpmdcisphkvaiiipfrn rqehlkywlyylhpilqrqqldygiyvinqagesmfnrakllnvgfkealkdydyncfvf sdvdlipmndhntyrcfsqprhisvamdkfgfslpyvqyfggvsalskqqflsingfpnn ywgwggedddiynrlafrgmsvsrpnavigkcrmirhsrdkknepnpqrfdriahtketm lsdglnsltymvlevqryplytkitvdigtps
>1nkhC (C:) teltkckvshaikdidgyqgisllewacvlfhtsgydtqavvndngsteyglfqisdrfw ckssefpesenicgiscdkllddeldddiacakkilaikgidywkaykpmcsekleqwrc ekp
>1nkhD (D:) ltacpeespllvgpmliefnipvdlklveqqnpkvklggrytpmdcisphkvaiiipfrn rqehlkywlyylhpilqrqqldygiyvinqagesmfnrakllnvgfkealkdydyncfvf sdvdlipmndhntyrcfsqprhisvamdkfgfslpyvqyfggvsalskqqflsingfpnn ywgwggedddiynrlafrgmsvsrpnavigkcrmirhsrdkknepnpqrfdriahtketm lsdglnsltymvlevqryplytkitvdigtps