Chains and heterogens:
PDB Chain Sequences:
>1akjA (A:) gshsmryfftsvsrpgrgeprfiavgyvddtqfvrfdsdaasqrmeprapwieqegpeyw dgetrkvkahsqthrvdlgtlrgyynqseagshtvqrmygcdvgsdwrflrgyhqyaydg kdyialkedlrswtaadmaaqttkhkweaahvaeqlraylegtcvewlrrylengketlq rtdapkthmthhavsdheatlrcwalsfypaeitltwqrdgedqtqdtelvetrpagdgt fqkwaavvvpsgqeqrytchvqheglpkpltlrwep
>1akjB (B:) qrtpkiqvysrhpaengksnflncyvsgfhpsdievdllkngeriekvehsdlsfskdws fyllyyteftptekdeyacrvnhvtlsqpkivkwdrdm
>1akjD (D:) sqfrvspldrtwnlgetvelkcqvllsnptsgcswlfqprgaaasptfllylsqnkpkaa egldtqrfsgkrlgdtfvltlsdfrrenegyyfcsalsnsimyfshfvpvflpa
>1akjE (E:) sqfrvspldrtwnlgetvelkcqvllsnptsgcswlfqprgaaasptfllylsqnkpkaa egldtqrfsgkrlgdtfvltlsdfrrenegyyfcsalsnsimyfshfvpvflpa