Chains and heterogens:
PDB Chain Sequences:
>1otwA (A:) hmlitdtlspqafeealrakgdfyhihhpyhiamhngdatrkqiqgwvanrfyyqttipl kdaaimancpdaqtrrkwvqrildhdgshgedggieawlrlgeavglsrddllserhvlp gvrfavdaylnfarracwqeaacssltelfapqihqsrldswpqhypwikeegyfyfrsr lsqanrdvehglalakaycdsaekqnrmleilqfkldilwsmldamtmayalqrppyhtv tdkaawhttrlvleh
>1otwB (B:) hmlitdtlspqafeealrakgdfyhihhpyhiamhngdatrkqiqgwvanrfyyqttipl kdaaimancpdaqtrrkwvqrildhdgshgedggieawlrlgeavglsrddllserhvlp gvrfavdaylnfarracwqeaacssltelfapqihqsrldswpqhypwikeegyfyfrsr lsqanrdvehglalakaycdsaekqnrmleilqfkldilwsmldamtmayalqrppyhtv tdkaawhttrlvleh
>1otwB (B:) litdtlspqafeealrakgdfyhihhpyhiamhngdatrkqiqgwvanrfyyqttiplkd aaimancpdaqtrrkwvqrildhdgshgedggieawlrlgeavglsrddllserhvlpgv rfavdaylnfarracwqeaacssltelfapqihqsrldswpqhypwikeegyfyfrsrls qanrdvehglalakaycdsaekqnrmleilqfkldilwsmldamtmayalqrppyhtvtd kaawhttrlvleh