Chains and heterogens:
PDB Chain Sequences:
>2gbcA (A:) rrtytladylkntfrvksyslrwvsdseylykqennillfnaehgnssiflenstfeifg dsisdysvspdrlfvlleynyvkqwrhsytasysiydlnkrqliteekipnntqwitwsq eghklayvwkndiyvkiephlpshritstgkenvifngindwvyeeeifgaysalwwspn gtflayaqfndtgvplieysfysdeslqypktvwipypkagavnptvkffivntdslsst tttipmqitapasvttgdhylcdvawvsedrislqwlrriqnysvmaicdydkttlvwnc pttqehietsatgwcgrfrpaephftsdgssfykivsdkdgykhicqfqkdrkpeqvctf itkgawevisiealtsdylyyisneykempggrnlykiqltdhtnkkclscdlnpercqy ysvslskeakyyqlgcrgpglplytlhrstdqkelrvlednsaldkmlqdvqmpskkldf ivlnetrfwyqmilpphfdkskkypllidvyagpcsqkadaafrlnwatylasteniiva sfdgrgsgyqgdkimhainkrlgtlevedqieaarqflkmgfvdskrvaiwgwsyggyvt smvlgsgsgvfkcgiavapvsrweyydsvyterymglptpednldhyrnstvmsraenfk qveyllihgtaddnvhfqqsaqiskalvdagvdfqamwytdedhgiasstahqhiyshms hflqqcfslr
>2gbcB (B:) rrtytladylkntfrvksyslrwvsdseylykqennillfnaehgnssiflenstfeifg dsisdysvspdrlfvlleynyvkqwrhsytasysiydlnkrqliteekipnntqwitwsq eghklayvwkndiyvkiephlpshritstgkenvifngindwvyeeeifgaysalwwspn gtflayaqfndtgvplieysfysdeslqypktvwipypkagavnptvkffivntdslsst tttipmqitapasvttgdhylcdvawvsedrislqwlrriqnysvmaicdydkttlvwnc pttqehietsatgwcgrfrpaephftsdgssfykivsdkdgykhicqfqkdrkpeqvctf itkgawevisiealtsdylyyisneykempggrnlykiqltdhtnkkclscdlnpercqy ysvslskeakyyqlgcrgpglplytlhrstdqkelrvlednsaldkmlqdvqmpskkldf ivlnetrfwyqmilpphfdkskkypllidvyagpcsqkadaafrlnwatylasteniiva sfdgrgsgyqgdkimhainkrlgtlevedqieaarqflkmgfvdskrvaiwgwsyggyvt smvlgsgsgvfkcgiavapvsrweyydsvyterymglptpednldhyrnstvmsraenfk qveyllihgtaddnvhfqqsaqiskalvdagvdfqamwytdedhgiasstahqhiyshms hflqqcfslr