Chains and heterogens:
PDB Chain Sequences:
>1ok1A (A:) mqdcglppdvpnaqpalegrtsfpedtvitykceesfvkipgekdsviclkgsqwsdiee fcnrscevptrlnsaslkqpyitqnyfpvgtvveyecrpgyrrepslspkltclqnlkws tavefckkkscpnpgeirngqidvpggilfgatisfscntgyklfgstssfclisgssvq wsdplpecreiycpappqidngiiqgerdhygyrqsvtyacnkgftmigehsiyctvnnd egewsgpppecrgc
>1ok1B (B:) mqdcglppdvpnaqpalegrtsfpedtvitykceesfvkipgekdsviclkgsqwsdiee fcnrscevptrlnsaslkqpyitqnyfpvgtvveyecrpgyrrepslspkltclqnlkws tavefckkkscpnpgeirngqidvpggilfgatisfscntgyklfgstssfclisgssvq wsdplpecreiycpappqidngiiqgerdhygyrqsvtyacnkgftmigehsiyctvnnd egewsgpppecrgc
>1ok1B (B:) qdcglppdvpnaqpalegrtsfpedtvitykceesfvkipgekdsviclkgsqwsdieef cnrscevptrlnsaslkqpyitqnyfpvgtvveyecrpgyrrepslspkltclqnlkwst avefckkkscpnpgeirngqidvpggilfgatisfscntgyklfgstssfclisgssvqw sdplpecreiycpappqidngiiqgerdhygyrqsvtyacnkgftmigehsiyctvnnde gewsgpppecrgc