Chains and heterogens:
PDB Chain Sequences:
>3zp2E (E:) dqicigyhannsteqvdtimeknvtvthaqdilekkhngklcdldgvkplilrdcsvagw llgnpmcdefinvpewsyivekanpvndlcypgdfndyeelkhllsrinhfekiqiipks swssheaslgvssvcpyqgkssffrnvvwlikknstyptikrsynntnqedllvlwgihh pndaaeqtklyqnpttyisvgtstlnqrlvpriatrskvngqsgrmeffwtilkpndain fesngnfiapeyaykivkkgdstimkseleygncntkcqtpmgainssmpfhnihpltig ecpkyvksnrlvlatglrnspqrerr
>3zp2E (E:) dqicigyhannsteqvdtimeknvtvthaqdilekkhngklcdldgvkplilrdcsvagw llgnpmcdefinvpewsyivekanpvndlcypgdfndyeelkhllsrinhfekiqiipks swssheaslgvssvcpyqgkssffrnvvwlikknstyptikrsynntnqedllvlwgihh pndaaeqtklyqnpttyisvgtstlnqrlvpriatrskvngqsgrmeffwtilkpndain fesngnfiapeyaykivkkgdstimkseleygncntkcqtpmgainssmpfhnihpltig ecpkyvksnrlvlatglrnsp
>3zp2F (F:) glfgaiagfieggwqgmvdgwygyhhsneqgsgyaadkestqkaidgvtnkvnsiidkmn tqfeavgrefnnlerrienlnkkmedgfldvwtynaellvlmenertldfhdsnvknlyd kvrlqlrdnakelgngcfefyhkcdnecmesvrngtydypqyseea
>3zp2F (F:) glfgaiagfieggwqgmvdgwygyhhsneqgsgyaadkestqkaidgvtnkvnsiidkmn tqfeavgrefnnlerrienlnkkmedgfldvwtynaellvlmenertldfhdsnvknlyd kvrlqlrdnakelgngcfefyhkcdnecmesvrngtyd