Chains and heterogens:
PDB Chain Sequences:
>1n97A (A:) mkrlslreawpylkdlqqdplavllawgrahprlflplprfplalifdpegvegallaeg ttkatfqyralsrltgrglltdwgeswkearkalkdpflpknvrgyreameeearaffge wrgeerdldhemlalslrllgralfgkplspslaehalkaldrimaqtrsplalldlaae arfrkdrgalyreaealivhpplshlpreralseavtllvaghetvasaltwsflllshr pdwqkrvaeseeaalaafqealrlyppawiltrrlerplllgedrlppgttlvlspyvtq rlhfpdgeafrperfleergtpsgryfpfglgqrlclgrdfallegpivlraffrrfrld plpfprvlaqvtlrpegglparpreevra
>1n97A (A:) mkrlslreawpylkdlqqdplavllawgrahprlflplprfplalifdpegvegallaeg ttkatfqyralsrltgrglltdwgeswkearkalkdpflpknvrgyreameeearaffge wrgeerdldhemlalslrllgralfgkplspslaehalkaldrimaqtrsplalldlaae arfrkdrgalyreaealivhpplshlpreralseavtllvaghetvasaltwsflllshr pdwqkrvaeseeaalaafqealrlyppawiltrrlerplllgedrlppgttlvlspyvtq rlhfpdgeafrperfleergtpsgryfpfglgqrlclgrdfallegpivlraffrrfrld plpfprvlaqvtlrpegglparpre
>1n97B (B:) mkrlslreawpylkdlqqdplavllawgrahprlflplprfplalifdpegvegallaeg ttkatfqyralsrltgrglltdwgeswkearkalkdpflpknvrgyreameeearaffge wrgeerdldhemlalslrllgralfgkplspslaehalkaldrimaqtrsplalldlaae arfrkdrgalyreaealivhpplshlpreralseavtllvaghetvasaltwsflllshr pdwqkrvaeseeaalaafqealrlyppawiltrrlerplllgedrlppgttlvlspyvtq rlhfpdgeafrperfleergtpsgryfpfglgqrlclgrdfallegpivlraffrrfrld plpfprvlaqvtlrpegglparpreevra
>1n97B (B:) mkrlslreawpylkdlqqdplavllawgrahprlflplprfplalifdpegvegallaeg ttkatfqyralsrltgrglltdwgeswkearkalkdpflpknvrgyreameeearaffge wrgeerdldhemlalslrllgralfgkplspslaehalkaldrimaqtrsplalldlaae arfrkdrgalyreaealivhpplshlpreralseavtllvaghetvasaltwsflllshr pdwqkrvaeseeaalaafqealrlyppawiltrrlerplllgedrlppgttlvlspyvtq rlhfpdgeafrperfleergtpsgryfpfglgqrlclgrdfallegpivlraffrrfrld plpfprvlaqvtlrpegglparpre