Chains and heterogens:
PDB Chain Sequences:
>1nq6A (A:) agalgdaaaakgryfgaavaanhlgeaayastldaqfgsvtpenemkwdavessrnsfsf saadrivshaqskgmkvrghtlvwhsqlpgwvsplaatdlrsamnnhitqvmthykgkih swdvvneafqdggsgarrsspfqdklgngfieeafrtartvdadaklcyndyntdgqnak snavyemvkdfkqrgvpidcvgfqshfnsnspvpsdfqanlqrfadlgvdvqiteldieg sgsaqaanytkvvnaclavtrctgitvwgvtdkyswrsggtpllfdgdynkkpaydavla al