Chains and heterogens:
PDB Chain Sequences:
>3sqjA (A:) hksevahrfkdlgeenfkalvliafaqylqqcpfedhvklvnevtefaktcvadesaenc dkslhtlfgdklctvatlretygemadccakqepernecflqhkddnpnlprlvrpevdv mctafhdneetflkkylyeiarrhpyfyapellffakrykaafteccqaadkaacllpkl delrdegkassakqrlkcaslqkfgerafkawavarlsqrfpkaefaevsklvtdltkvh tecchgdllecaddradlakyicenqdsissklkeccekpllekshciaevendempadl pslaadfveskdvcknyaeakdvflgmflyeyarrhpdysvvlllrlaktyettlekcca aadphecyakvfdefkplveepqnlikqncelfeqlgeykfqnallvrytkkvpqvstpt lvevsrnlgkvgskcckhpeakrmpcaedylsvvlnqlcvlhektpvsdrvtkccteslv nrrpcfsalevdetyvpkefnaetftfhadictlsekerqikkqtalvelvkhkpkatke qlkavmddfaafvekcckaddketcfaeegkklvaasqaalg
>3sqjB (B:) hksevahrfkdlgeenfkalvliafaqylqqcpfedhvklvnevtefaktcvadesaenc dkslhtlfgdklctvatlretygemadccakqepernecflqhkddnpnlprlvrpevdv mctafhdneetflkkylyeiarrhpyfyapellffakrykaafteccqaadkaacllpkl delrdegkassakqrlkcaslqkfgerafkawavarlsqrfpkaefaevsklvtdltkvh tecchgdllecaddradlakyicenqdsissklkeccekpllekshciaevendempadl pslaadfveskdvcknyaeakdvflgmflyeyarrhpdysvvlllrlaktyettlekcca aadphecyakvfdefkplveepqnlikqncelfeqlgeykfqnallvrytkkvpqvstpt lvevsrnlgkvgskcckhpeakrmpcaedylsvvlnqlcvlhektpvsdrvtkccteslv nrrpcfsalevdetyvpkefnaetftfhadictlsekerqikkqtalvelvkhkpkatke qlkavmddfaafvekcckaddketcfaeegkklvaasqaalg