Chains and heterogens:
PDB Chain Sequences:
>1kmiY (Y:) madkelkflvvddfstmrrivrnllkelgfnnveeaedgvdalnklqaggygfvisdwnm pnmdglellktiradgamsalpvlmvtaeakkeniiaaaqagasgyvvkpftaatleekl nkifeklgm
>1kmiY (Y:) adkelkflvvddfstmrrivrnllkelgfnnveeaedgvdalnklqaggygfvisdwnmp nmdglellktiradgamsalpvlmvtaeakkeniiaaaqagasgyvvkpftaatleekln kifeklgm
>1kmiZ (Z:) mmqpsikpadehsagdiiarigsltrmlrdslrelgldqaiaeaaeaipdardrlyyvvq mtaqaaeralnsveasqphqdqmeksakaltqrwddwfadpidladarelvtdtrqflad vpahtsftnaqllkimmaqdfqdltgqvikrmmdviqeierqllmvllenipeqesrpkr enqsllngpqvdtskagvvasqdqvddlldslgf
>1kmiZ (Z:) sikpadehsagdiiarigsltrmlrdslrelgldqaiaeaaeaipdardrlyyvvqmtaq aaeralnsveasqphqdqmeksakaltqrwddwfadpidladarelvtdtrqfladvpah tsftnaqllkimmaqdfqdltgqvikrmmdviqeierqllmvllsqdqvddlldslg