Chains and heterogens:
PDB Chain Sequences:
>1gufA (A:) mitaqavlytqhgepkdvlftqsfeidddnlapnevivktlgspvnpsdinqiqgvypsk pakttgfgttepaapcgneglfevikvgsnvssleagdwvipshvnfgtwrthalgnddd fiklpnpaqskangkpngltinqgatisvnpltaylmlthyvkltpgkdwfiqnggtsav gkyasqigkllnfnsisvirdrpnldevvaslkelgatqvitedqnnsrefgptikewik qsggeaklalncvggksstgiarklnnnglmltyggmsfqpvtiptslyifknftsagfw vtellknnkelktstlnqiiawyeegkltdaksietlydgtkplhelyqdgvanskdgkq lity
>1gufB (B:) mitaqavlytqhgepkdvlftqsfeidddnlapnevivktlgspvnpsdinqiqgvypsk pakttgfgttepaapcgneglfevikvgsnvssleagdwvipshvnfgtwrthalgnddd fiklpnpaqskangkpngltinqgatisvnpltaylmlthyvkltpgkdwfiqnggtsav gkyasqigkllnfnsisvirdrpnldevvaslkelgatqvitedqnnsrefgptikewik qsggeaklalncvggksstgiarklnnnglmltyggmsfqpvtiptslyifknftsagfw vtellknnkelktstlnqiiawyeegkltdaksietlydgtkplhelyqdgvanskdgkq lity