Chains and heterogens:
PDB Chain Sequences:
>1hk1A (A:) dahksevahrfkdlgeenfkalvliafaqylqqcpfedhvklvnevtefaktcvadesae ncdkslhtlfgdklctvatlretygemadccakqepernecflqhkddnpnlprlvrpev dvmctafhdneetflkkylyeiarrhpyfyapellffakrykaafteccqaadkaacllp kldelrdegkassakqrlkcaslqkfgerafkawavarlsqrfpkaefaevsklvtdltk vhtecchgdllecaddradlakyicenqdsissklkeccekpllekshciaevendempa dlpslaadfveskdvcknyaeakdvflgmflyeyarrhpdysvvlllrlaktyettlekc caaadphecyakvfdefkplveepqnlikqncelfeqlgeykfqnallvrytkkvpqvst ptlvevsrnlgkvgskcckhpeakrmpcaedylsvvlnqlcvlhektpvsdrvtkcctes lvnrrpcfsalevdetyvpkefnaetftfhadictlsekerqikkqtalvelvkhkpkat keqlkavmddfaafvekcckaddketcfaeegkklvaasqaalgl
>1hk1A (A:) sevahrfkdlgeenfkalvliafaqylqqcpfedhvklvnevtefaktcvadesaencdk slhtlfgdklctdccakqepernecflqhkddnpnlprlvrpevdvmctafhdneetflk kylyeiarrhpyfyapellffakrykaafteccqaadkaacllpkldelrdegkassakq rlkcaslqkfgerafkawavarlsqrfpkaefaevsklvtdltkvhtecchgdllecadd radlakyicenqdsissklkeccekpllekshciaevendempadlpslaadfveskdvc knyaeakdvflgmflyeyarrhpdysvvlllrlaktyettlekccaaadphecyakvfde fkplveepqnlikqncelfeqlgeykfqnallvrytkkvpqvstptlvevsrnlgkvgsk cckhpeakrmpcaedylsvvlnqlcvlhektpvsdrvtkccteslvnrrpcfsalevdet yvpkefnaetftfhadictlsekerqikkqtalvelvkhkpkatkeqlkavmddfaafve kcckaddketcfa