Chains and heterogens:
PDB Chain Sequences:
>1g94A (A:) tpttfvhlfewnwqdvaqeceqylgpkgyaavqvsppnehitgsqwwtryqpvsyelqsr ggnraqfidmvnrcsaagvdiyvdtlinhmaagsgtgtagnsfgnksfpiyspqdfhesc tinnsdygndryrvqncelvgladldtasnyvqntiaayindlqaigvkgfrfdaskhva asdiqslmakvngspvvfqevidqggeavgaseylstglvtefkystelgntfrngslaw lsnfgegwgfmpsssavvfvdnhdnqrghggagnvitfedgrlydlanvfmlaypygypk vmssydfhgdtdaggpnvpvhnngnlecfasnwkcehrwsyiaggvdfrnntadnwavtn wwdntnnqisfgrgssghmainkedstltatvqtdmasgqycnvlkgelsadakscsgev itvnsdgtinlnigawdamaihknakln