Chains and heterogens:
PDB Chain Sequences:
>1o90A (A:) mngpvdglcdhslseegafmftsesvgeghpdkicdqisdavldahlkqdpnakvacetv cktgmvllcgeitsmamidyqrvvrdtikhigyddsakgfdfktcnvlvaleqqspdiaq cvhldrneedvgagdqglmfgyatdeteecmpltivlahklntrmadlrrsgvlpwlrpd sktqvtvqyvqdngavipvrvhtivisvqhneditleamrealkeqvikavvpakylded tiyhlqpsgrfviggpqgdagvtgrkiivdtyggwgahgggafsgkdytkvdrsaayaar wvakslvkaglcrrvlvqvsyaigvaeplsisiftygtskkterellevvnknfdlrpgv ivrdldlkkpiyqktacyghfgrsefpwevpkklvf
>1o90A (A:) gafmftsesvgeghpdkicdqisdavldahlkqdpnakvacetvcktgmvllcgeitsma midyqrvvrdtikhigyddsakgfdfktcnvlvaleqqspedvgagdqglmfgyatdete ecmpltivlahklntrmadlrrsgvlpwlrpdsktqvtvqyvqdngavipvrvhtivisv qhneditleamrealkeqvikavvpakyldedtiyhlqpsgrfviggpqgdagvtgrkii vdtyggwgahgggafsgkdytkvdrsaayaarwvakslvkaglcrrvlvqvsyaigvaep lsisiftygtskkterellevvnknfdlrpgvivrdldlkkpiyqktacyghfgrsefpw evpkklvf
>1o90B (B:) mngpvdglcdhslseegafmftsesvgeghpdkicdqisdavldahlkqdpnakvacetv cktgmvllcgeitsmamidyqrvvrdtikhigyddsakgfdfktcnvlvaleqqspdiaq cvhldrneedvgagdqglmfgyatdeteecmpltivlahklntrmadlrrsgvlpwlrpd sktqvtvqyvqdngavipvrvhtivisvqhneditleamrealkeqvikavvpakylded tiyhlqpsgrfviggpqgdagvtgrkiivdtyggwgahgggafsgkdytkvdrsaayaar wvakslvkaglcrrvlvqvsyaigvaeplsisiftygtskkterellevvnknfdlrpgv ivrdldlkkpiyqktacyghfgrsefpwevpkklvf
>1o90B (B:) gafmftsesvgeghpdkicdqisdavldahlkqdpnakvacetvcktgmvllcgeitsma midyqrvvrdtikhigyddsakgfdfktcnvlvaleqqspedvgagdqglmfgyatdete ecmpltivlahklntrmadlrrsgvlpwlrpdsktqvtvqyvqdngavipvrvhtivisv qhneditleamrealkeqvikavvpakyldedtiyhlqpsgrfviggpqgdagvtgrkii vdtyggwgahgggafsgkdytkvdrsaayaarwvakslvkaglcrrvlvqvsyaigvaep lsisiftygtskkterellevvnknfdlrpgvivrdldlkkpiyqktacyghfgrsefpw evpkklvf