Chains and heterogens:
PDB Chain Sequences:
>2ptd_ (-) assvnelenwskwmqpipdsiplarisipgthdsgtfklqnpikqvwgmtqeydfryqmd hgarifdirgrltddntivlhhgplylyvtlhefineakqflkdnpsetiimslkkeyed mkgaedsfsstfekkyfvdpiflktegniklgdargkivllkrysgsnepggynnfywpd netftttvnqnanvtvqekykvsydekvksikdtmdetmnnsedlnhlyinftslssggt awnspyyyasyinpeianyikqknparvgwviqdyinekwspllyqeviranksli