Chains and heterogens:
PDB Chain Sequences:
>2onsA (A:) ghmnvklkvfhagsltepmkafkrafeekhpnvevqteaagsaatirkvtelgrkadvia tadytliqkmmypefanwtimfaknqivlayrndsryadeinsqnwyeilkrpdvrfgfs npnddpcgyrslmaiqlaelyyndptifdelvaknsnlrfsedngsyvlrmpsseriein kskimirsmemelihlvesgeldyffiyksvakqhgfnfvelpveidlsspdyaelyskv kvvlangkevtgkpivygitipknaenrelavefvklviseegqeilrelgqeplvppra dtavpslkamvevs