Chains and heterogens:
PDB Chain Sequences:
>1xm6A (A:) mgsshhhhhhssglvprgshmsisrfgvntenedhlakeledlnkwglnifnvagyshnr pltcimyaifqerdllktfrissdtfitymmtledhyhsdvayhnslhaadvaqsthvll stpaldavftdleilaaifaaaihdvdhpgvsnqflintnselalmyndesvlenhhlav gfkllqeehcdifmnltkkqrqtlrkmvidmvlatdmskhmslladlktmvetkkvtssg vllldnytdriqvlrnmvhcadlsnptkslelyrqwtdrimeeffqqgdkerergmeisp mcdkhtasveksqvgfidyivhplwetwadlvqpdaqdildtlednrnwyqsmipqspsp pldeqnrdcqglmekfqfeltldeedsegpekegeghs
>1xm6A (A:) edhlakeledlnkwglnifnvagyshnrpltcimyaifqerdllktfrissdtfitymmt ledhyhsdvayhnslhaadvaqsthvllstpaldavftdleilaaifaaaihdvdhpgvs nqflintnselalmyndesvlenhhlavgfkllqeehcdifmnltkkqrqtlrkmvidmv latdmskhmslladlktmvetkkvtssgvllldnytdriqvlrnmvhcadlsnptkslel yrqwtdrimeeffqqgdkerergmeispmcdkhtasveksqvgfidyivhplwetwadlv qpdaqdildtlednrnwyqsmipcqglmekfqfeltld
>1xm6B (B:) mgsshhhhhhssglvprgshmsisrfgvntenedhlakeledlnkwglnifnvagyshnr pltcimyaifqerdllktfrissdtfitymmtledhyhsdvayhnslhaadvaqsthvll stpaldavftdleilaaifaaaihdvdhpgvsnqflintnselalmyndesvlenhhlav gfkllqeehcdifmnltkkqrqtlrkmvidmvlatdmskhmslladlktmvetkkvtssg vllldnytdriqvlrnmvhcadlsnptkslelyrqwtdrimeeffqqgdkerergmeisp mcdkhtasveksqvgfidyivhplwetwadlvqpdaqdildtlednrnwyqsmipqspsp pldeqnrdcqglmekfqfeltldeedsegpekegeghs
>1xm6B (B:) edhlakeledlnkwglnifnvagyshnrpltcimyaifqerdllktfrissdtfitymmt ledhyhsdvayhnslhaadvaqsthvllstpaldavftdleilaaifaaaihdvdhpgvs nqflintnselalmyndesvlenhhlavgfkllqeehcdifmnltkkqrqtlrkmvidmv latdmskhmslladlktmvetkkvtssgvllldnytdriqvlrnmvhcadlsnptkslel yrqwtdrimeeffqqgdkerergmeispmcdkhtasveksqvgfidyivhplwetwadlv qpdaqdildtlednrnwyqsmipglmekfqfelt