Chains and heterogens:
PDB Chain Sequences:
>1k97A (A:) ttilkhlpvgqrigiafsggldtsaallwmrqkgavpyaytanlgqpdeedydaiprram eygaenarlidcrkqlvaegiaaiqcgafhnttggltyfnttplgravtgtmlvaamked gvniwgdgstykgndierfyryglltnaelqiykpwldtdfidelggrhemsefmiacgf dykmsvekaystdsnmlgatheakdleylnssvkivnpimgvkfwdesvkipaeevtvrf eqghpvalngktfsddvemmleanriggrhglgmsdqienriieaksrgiyeapgmallh iayerlltgihnedtieqyhahgrqlgrllyqgrwfdsqalmlrdslqrwvasqitgevt lelrrgndysilntvsenltykperltmekgdsvfspddrigqltmrnlditdtreklfg yaktgllsssaasgvpqven
>1k97A (A:) ttilkhlpvgqrigiafsggldtsaallwmrqkgavpyaytanlgqpdeedydaiprram eygaenarlidcrkqlvaegiaaiqcgafhnttggltyfnttplgravtgtmlvaamked gvniwgdgstykgndierfyryglltnaelqiykpwldtdfidelggrhemsefmiacgf dykmsvekaystdsnmlgatheakdleylnssvkivnpimgvkfwdesvkipaeevtvrf eqghpvalngktfsddvemmleanriggrhglgmsdqienriieaksrgiyeapgmallh iayerlltgihnedtieqyhahgrqlgrllyqgrwfdsqalmlrdslqrwvasqitgevt lelrrgndysilntvsenltykpesvfspddrigqltmrnlditdtreklfgyaktglls ssaasgvpqven