Chains and heterogens:
PDB Chain Sequences:
>4na5A (A:) gnlppekkwlgtpieemrkmprcgihlpslrpsashtvtvrvdllragevpkpfpthykd lwdnkhvkmpcseqnlypvedengertagsrweliqtallnkftrpqnlkdailkynvay skkwdftalvdfwdkvleeaeaqhlyqsilpdmvkialclpnictqpipllkqkmnhsvt msqeqiasllanaffctfprrnakmkseyssypdinfnrlfegrssrkpeklktlfcyfr rvtekkptglvtftrqsledfpewercekpltrlhvtyegtiegngrgmlqvdfanrfvg ggvtgaglvqneirflinpelivsrlftevldhnecliitgteqyseytgyaetyrwars hedgsekddwqrrcteivaidalhfrryldqfvpekvrrelnkaycgflrpgvpsenlsa vatgnwgcgafggdarlkaliqilaaaaaerdvvyftfgdselmrdiysmhtflterkld vgkvyklllryyneecrncstpgpdiklypfiyhavessaet
>4na5A (A:) pekkwlgtpieemrkmprcgihlpslrpsashtvtvrvdllragevpkpfpthykdlwdn khvkmpcseqnlypvtagsrweliqtallnkftrpqnlkdailkynvayskkwdftalvd fwdkvleeaeaqhlyqsilpdmvkialclpnictqpipllkqkmnhsvtmsqeqiaslla naffctfprrnakmkseyssypdinfnrlfegrssrkpeklktlfcyfrrvtekkptglv tftrqsledfpewercekpltrlhvtyegtiegngrgmlqvdfanrfvgggvtgaglvqn eirflinpelivsrlftevldhnecliitgteqyseytgtyrwarshedgsekddwqrrc teivaidalhfrryldqfvpekvrrelnkaycgflrpgvpsenlsavatgnwgcgafggd arlkaliqilaaaaaerdvvyftfgdselmrdiysmhtflterkldvgkvyklllryyne ecrncstpgpdiklypfiyhavess