Chains and heterogens:
PDB Chain Sequences:
>1ddcA (A:) geaqpasgrfdqvggafgwkphkldpkecaqvaydgywykgfgcgfgafysivglmgeky gapynqfpfamleankggisdwgtiygalygaaatfslfwgrkevhpmvnelfrwyevtk lpifnpgdaaqgvkgdlpmsasdsvlchisvskwcyenkieatskqrseragrltadaaf kaaeiintkidqgkdfkstfpmqasvsscgechmtkgndanwakgimdctpchsgtaatq nkfvnhp
>1ddcA (A:) rfdqvggafgwphkldpkecaqvaydgywykgfgcgfgafysivglmgekygapynqfpf amleankggisdwgtiygalygaaatfslfwgrkevhpmvnelfrwyevtklpifnpgda aqgvkgdlpmsasdsvlchisvskwcyenkieatkqrseragrltadaafkaaeiintki dqgkdfkstfpmqasvsscgechmtkgndanwakgimdctpchsgtaatqnkfvnh
>1ddcB (B:) geaqpasgrfdqvggafgwkphkldpkecaqvaydgywykgfgcgfgafysivglmgeky gapynqfpfamleankggisdwgtiygalygaaatfslfwgrkevhpmvnelfrwyevtk lpifnpgdaaqgvkgdlpmsasdsvlchisvskwcyenkieatskqrseragrltadaaf kaaeiintkidqgkdfkstfpmqasvsscgechmtkgndanwakgimdctpchsgtaatq nkfvnhp
>1ddcB (B:) rfdqvggafgwphkldpkecaqvaydgywykgfgcgfgafysivglmgekygapynqfpf amleankggisdwgtiygalygaaatfslfwgrkevhpmvnelfrwyevtklpifnpgda aqgvkgdlpmsasdsvlchisvskwcyenkieatkqrseragrltadaafkaaeiintki dqgkdfkstfpmqasvsscgechmtkgndanwakgimdctpchsgtaatqnkfvnh
>1ddcC (C:) geaqpasgrfdqvggafgwkphkldpkecaqvaydgywykgfgcgfgafysivglmgeky gapynqfpfamleankggisdwgtiygalygaaatfslfwgrkevhpmvnelfrwyevtk lpifnpgdaaqgvkgdlpmsasdsvlchisvskwcyenkieatskqrseragrltadaaf kaaeiintkidqgkdfkstfpmqasvsscgechmtkgndanwakgimdctpchsgtaatq nkfvnhp
>1ddcC (C:) rfdqvggafgwphkldpkecaqvaydgywykgfgcgfgafysivglmgekygapynqfpf amleankggisdwgtiygalygaaatfslfwgrkevhpmvnelfrwyevtklpifnpgda aqgvkgdlpmsasdsvlchisvskwcyenkieatkqrseragrltadaafkaaeiintki dqgkdfkstfpmqasvsscgechmtkgndanwakgimdctpchsgtaatqnkfvnh
>1ddcD (D:) geaqpasgrfdqvggafgwkphkldpkecaqvaydgywykgfgcgfgafysivglmgeky gapynqfpfamleankggisdwgtiygalygaaatfslfwgrkevhpmvnelfrwyevtk lpifnpgdaaqgvkgdlpmsasdsvlchisvskwcyenkieatskqrseragrltadaaf kaaeiintkidqgkdfkstfpmqasvsscgechmtkgndanwakgimdctpchsgtaatq nkfvnhp
>1ddcD (D:) rfdqvggafgwphkldpkecaqvaydgywykgfgcgfgafysivglmgekygapynqfpf amleankggisdwgtiygalygaaatfslfwgrkevhpmvnelfrwyevtklpifnpgda aqgvkgdlpmsasdsvlchisvskwcyenkieatkqrseragrltadaafkaaeiintki dqgkdfkstfpmqasvsscgechmtkgndanwakgimdctpchsgtaatqnkfvnh