Chains and heterogens:
PDB Chain Sequences:
>3cheA (A:) mrfatstivkvalllsslcvdaavmwnrdtsstdlearassgyrsvvyfvnwaiygrnhn pqdlpverlthvlyafanvrpetgevymtdswadiekhypgdswsdtgnnvygcikqlyl lkkqnrnlkvllsiggwtyspnfapaastdagrknfaktavkllqdlgfdgldidweype ndqqandfvlllkevrtaldsysaanaggqhflltvaspagpdkikvlhlkdmdqqldfw nlmaydyagsfsslsghqanvyndtsnplstpfntqtaldlyraggvpankivlgmplyg rsfantdgpgkpyngvgqgswengvwdykalpqagatehvlpdimasysydatnkflisy dnpqvanlksgyikslglggamwwdsssdktgsdslittvvnalggtgvfeqsqneldyp vsqydnlrngmqt
>3cheA (A:) assgyrsvvyfvnwaiygrnhnpqdlpverlthvlyafanvrpetgevymtdswadiekh ypgdswsdtgnnvygcikqlyllkkqnrnlkvllsiggwtyspnfapaastdagrknfak tavkllqdlgfdgldidweypendqqandfvlllkevrtaldsysaanaggqhflltvas pagpdkikvlhlkdmdqqldfwnlmaydyagsfsslsghqanvyndtsnplstpfntqta ldlyraggvpankivlgmplygrsfantdgpgkpyngvgqgswengvwdykalpqagate hvlpdimasysydatnkflisydnpqvanlksgyikslglggamwwdsssdktgsdslit tvvnalggtgvfeqsqneldypvsqydnlrngmqt
>3cheB (B:) mrfatstivkvalllsslcvdaavmwnrdtsstdlearassgyrsvvyfvnwaiygrnhn pqdlpverlthvlyafanvrpetgevymtdswadiekhypgdswsdtgnnvygcikqlyl lkkqnrnlkvllsiggwtyspnfapaastdagrknfaktavkllqdlgfdgldidweype ndqqandfvlllkevrtaldsysaanaggqhflltvaspagpdkikvlhlkdmdqqldfw nlmaydyagsfsslsghqanvyndtsnplstpfntqtaldlyraggvpankivlgmplyg rsfantdgpgkpyngvgqgswengvwdykalpqagatehvlpdimasysydatnkflisy dnpqvanlksgyikslglggamwwdsssdktgsdslittvvnalggtgvfeqsqneldyp vsqydnlrngmqt
>3cheB (B:) assgyrsvvyfvnwaiygrnhnpqdlpverlthvlyafanvrpetgevymtdswadiekh ypgdswsdtgnnvygcikqlyllkkqnrnlkvllsiggwtyspnfapaastdagrknfak tavkllqdlgfdgldidweypendqqandfvlllkevrtaldsysaanaggqhflltvas pagpdkikvlhlkdmdqqldfwnlmaydyagsfsslsghqanvyndtsnplstpfntqta ldlyraggvpankivlgmplygrsfantdgpgkpyngvgqgswengvwdykalpqagate hvlpdimasysydatnkflisydnpqvanlksgyikslglggamwwdsssdktgsdslit tvvnalggtgvfeqsqneldypvsqydnlrngmq