Chains and heterogens:
PDB Chain Sequences:
>2hekA (A:) mikefsdplygfvrvgeaglrlidsfpfqrlryvkqlglaylvfpsaqhtrfehslgvyh itericeslkvkekelvklagllhdlghppfshttevllprershedfterviketeiye ilkqdyshedierlvritlgkpedeeekllseiitgefgsdrmdylrrdayfcgvsygff dydrlistlrvyenkvvvdesglralenflisryfmyvqvyfhkvvrilsihlveflkkl isqedftdinnflrlndafviselfkrkafredferifqrkhfktllstenyekfsetke rllekfpqekvrfdevekevyggniyvlsseglkkahelspliaslkpiklyriyvdrql wekarselkls
>2hekA (A:) mikefsdplygfvrvgeaglrlidsfpfqrlryvkqlglaylvfpsaqhtrfehslgvyh itericeslkvkekelvklagllhdlghppfshttevllprershedfterviketeiye ilkqdyshedierlvritlgkpedeeekllseiitgefgsdrmdylrrdayfcgvsygff dydrlistlrvyenkvvvdesglralenflisryfmyvqvyfhkvvrilsihlveflkkl isqedftdinnflrlndafviselfkrkafredferifqrkhfktllstenyekfsetke rllekfpqekvrfdevekevyggniyvlsseglkkahelspliaslkpiklyriyvdrql wekarselk
>2hekB (B:) mikefsdplygfvrvgeaglrlidsfpfqrlryvkqlglaylvfpsaqhtrfehslgvyh itericeslkvkekelvklagllhdlghppfshttevllprershedfterviketeiye ilkqdyshedierlvritlgkpedeeekllseiitgefgsdrmdylrrdayfcgvsygff dydrlistlrvyenkvvvdesglralenflisryfmyvqvyfhkvvrilsihlveflkkl isqedftdinnflrlndafviselfkrkafredferifqrkhfktllstenyekfsetke rllekfpqekvrfdevekevyggniyvlsseglkkahelspliaslkpiklyriyvdrql wekarselkls
>2hekB (B:) mikefsdplygfvrvgeaglrlidsfpfqrlryvkqlglaylvfpsaqhtrfehslgvyh itericeslkvkekelvklagllhdlghppfshttevllprershedfterviketeiye ilkqdyshedierlvritlgkpedeeekllseiitgefgsdrmdylrrdayfcgvsygff dydrlistlrvyenkvvvdesglralenflisryfmyvqvyfhkvvrilsihlveflkkl isqedftdinnflrlndafviselfkrkafredferifqrkhfktllstenyekfsetke rllekfpqekvrfdevekevyggniyvlsseglkkahelspliaslkpiklyriyvdrql wekarselk