Chains and heterogens:
PDB Chain Sequences:
>1qamA (A:) qnfitskhnidkimtnirlnehdnifeigsgkghftlelvqrcnfvtaieidhklcktte nklvdhdnfqvlnkdilqfkfpknqsykifgnipynistdiirkivfdsiadeiylivey gfakrllntkrslalflmaevdisilsmvpreyfhpkpkvnsslirlnrkksrishkdkq kynyfvmkwvnkeykkiftknqfnnslkhagiddlnnisfeqflslfnsyklfnk