Chains and heterogens:
PDB Chain Sequences:
>1qcnA (A:) msfipvaedsdfpiqnlpygvfstqsnpkprigvaigdqildlsvikhlftgpalskhqh vfdettlnnfmglgqaawkearaslqnllsasqarlrddkelrqraftsqasatmhlpat igdytdfyssrqhatnvgimfrgkenallpnwlhlpvgyhgrassivvsgtpirrpmgqm rpdnskppvygacrlldmelemaffvgpgnrfgepipiskahehifgmvlmndwsardiq qweyvplgpflgksfgttispwvvpmdalmpfvvpnpkqdpkplpylchsqpytfdinls vslkgegmsqaaticrsnfkhmywtmlqqlthhsvngcnlrpgdllasgtisgsdpesfg smlelswkgtkaidvgqgqtrtflldgdeviitghcqgdgyrvgfgqcagkvlpals
>1qcnB (B:) gsmsfipvaedsdfpiqnlpygvfstqsnpkprigvaigdqildlsvikhlftgpalskh qhvfdettlnnfmglgqaawkearaslqnllsasqarlrddkelrqraftsqasatmhlp atigdytdfyssrqhatnvgimfrgkenallpnwlhlpvgyhgrassivvsgtpirrpmg qmrpdnskppvygacrlldmelemaffvgpgnrfgepipiskahehifgmvlmndwsard iqqweyvplgpflgksfgttispwvvpmdalmpfvvpnpkqdpkplpylchsqpytfdin lsvslkgegmsqaaticrsnfkhmywtmlqqlthhsvngcnlrpgdllasgtisgsdpes fgsmlelswkgtkaidvgqgqtrtflldgdeviitghcqgdgyrvgfgqcagkvlpalsp