Chains and heterogens:
PDB Chain Sequences:
>1qyiA (A:) mkkilfdvdgvflseercfdvsaltvyellmdkcylglhshidwetltdndiqdirnrif qkdkilnklkslglnsnwdmlfivfsihlidilkklshdeieafmyqdepvelklqnist nladcfnlneqlplqfldnvkvgknniyaaleefattelhvsdatlfslkgalwtlaqev yqewylgsklyedvekkiarttfktgyiyqeiilrpvdevkvllndlkgagfelgiatgr pytetvvpfenlgllpyfeadfiatasdvleaenmypqarplgkpnpfsyiaalygnnrd kyesyinkqdnivnkddvfivgdsladllsaqkigatfigtltglkgkdaageleahhad yvinhlgelrgvldnllehhhhhh
>1qyiA (A:) mkkilfdvdgvflseercfdvsaltvyellmdkcylglhshidwetltdndiqdirnrif qkdkilnklkslglnsnwdmlfivfsihlidilkklshdeieafmyqdepvelklqnist nladcfnlneqlplqfldnvkvgknniyaaleefattelhvsdatlfslkgalwtlaqev yqewylgsklyedvekkiarttfktgyiyqeiilrpvdevkvllndlkgagfelgiatgr pytetvvpfenlgllpyfeadfiatasdvleaenmypqarplgkpnpfsyiaalygnnrd kyesyinkqdnivnkddvfivgdsladllsaqkigatfigtltglkgkdaageleahhad yvinhlgelrgvldnllehh