Chains and heterogens:
PDB Chain Sequences:
>1gosA (A:) kcdvvvvgggisgmaaakllhdsglnvvvleardrvggrtytlrnqkvkyvdlggsyvgp tqnrilrlakelgletykvneverlihhvkgksypfrgpfppvwnpityldhnnfwrtmd dmgreipsdapwkaplaeewdnmtmkelldklcwtesakqlatlfvnlcvtaethevsal wflwyvkqcggttriisttnggqerkfvggsgqvserimdllgdrvklerpviyidqtre nvlvetlnhemyeakyvisaipptlgmkihfnpplpmmrnqmitrvplgsvikcivyyke pfwrkkdycgtmiidgeeapvaytlddtkpegnyaaimgfilahkarklarltkeerlkk lcelyakvlgslealepvhyeeknwceeqysggcyttyfppgiltqygrvlrqpvdriyf agtetathwsgymegaveageraareilhamgkipedeiwqsepesvdvpaqpitttfle rhlpsvpgllrligltt
>1gosB (B:) kcdvvvvgggisgmaaakllhdsglnvvvleardrvggrtytlrnqkvkyvdlggsyvgp tqnrilrlakelgletykvneverlihhvkgksypfrgpfppvwnpityldhnnfwrtmd dmgreipsdapwkaplaeewdnmtmkelldklcwtesakqlatlfvnlcvtaethevsal wflwyvkqcggttriisttnggqerkfvggsgqvserimdllgdrvklerpviyidqtre nvlvetlnhemyeakyvisaipptlgmkihfnpplpmmrnqmitrvplgsvikcivyyke pfwrkkdycgtmiidgeeapvaytlddtkpegnyaaimgfilahkarklarltkeerlkk lcelyakvlgslealepvhyeeknwceeqysggcyttyfppgiltqygrvlrqpvdriyf agtetathwsgymegaveageraareilhamgkipedeiwqsepesvdvpaqpitttfle rhlpsvpgllrli