Chains and heterogens:
PDB Chain Sequences:
>4ypoA (A:) mfydddadlsiiqgrkvgvigygsqghahslslrdsgvqvrvglkqgsrsrpkveeqgld vdtpaevakwadvvmvlapdtaqaeifagdiepnlkpgdalffghglnvhfglikppadv avamvapkgpghlvrrqfvdgkgvpclvaveqdprgdglalalsyakaiggtragviktt fkdetetdlfgeqtvlcggteelvkagfevmveagypaelayfevlhelklivdlmyegg larmyysvsdtaefggylsgprvidagtkermrdilreiqdgsfvhklvadveggnkqle elrrqnaehpievvgkklrdlmswvdrpiteta
>4ypoA (A:) mfydddadlsiiqgrkvgvigygsqghahslslrdsgvqvrvglkqgsrsrpkveeqgld vdtpaevakwadvvmvlapdtaqaeifagdiepnlkpgdalffghglnvhfglikppadv avamvapkgpghlvrrqfvdgkgvpclvaveqdprgdglalalsyakaiggtragviktt fkdetetdlfgeqtvlcggteelvkagfevmveagypaelayfevlhelklivdlmyegg larmyysvsdtaefggylsgprvidagtkermrdilreiqdgsfvhklvadveggnkqle elrrqnaehpievvgkklrdlmswv
>4ypoB (B:) mfydddadlsiiqgrkvgvigygsqghahslslrdsgvqvrvglkqgsrsrpkveeqgld vdtpaevakwadvvmvlapdtaqaeifagdiepnlkpgdalffghglnvhfglikppadv avamvapkgpghlvrrqfvdgkgvpclvaveqdprgdglalalsyakaiggtragviktt fkdetetdlfgeqtvlcggteelvkagfevmveagypaelayfevlhelklivdlmyegg larmyysvsdtaefggylsgprvidagtkermrdilreiqdgsfvhklvadveggnkqle elrrqnaehpievvgkklrdlmswvdrpiteta
>4ypoB (B:) mfydddadlsiiqgrkvgvigygsqghahslslrdsgvqvrvglkqgsrsrpkveeqgld vdtpaevakwadvvmvlapdtaqaeifagdiepnlkpgdalffghglnvhfglikppadv avamvapkgpghlvrrqfvdgkgvpclvaveqdprgdglalalsyakaiggtragviktt fkdetetdlfgeqtvlcggteelvkagfevmveagypaelayfevlhelklivdlmyegg larmyysvsdtaefggylsgprvidagtkermrdilreiqdgsfvhklvadveggnkqle elrrqnaehpievvgkklrdlmswv