Chains and heterogens:
PDB Chain Sequences:
>1sbqA (A:) mgsshhhhhhdydipttenlyfqghmdknalrkqilqkrmalstiekshldqkinqklva fltpkpciktialyepiknevtfvdfffeflkinqiravypkvisdteiifidqetntfe pnqidcfliplvgfnkdnyrlgfgkgyydrylmqltrqqpkigiaysfqkgdfladpwdv qldliinde
>1sbqA (A:) mdknalrkqilqkrmalstiekshldqkinqklvafltpkpciktialyepiknevtfvd fffeflkinqiravypkvisdteiifidqetntfepnqidcfliplvgfnkdnyrlgfgk gyydrylmqltrqqpkigiaysfqkgdfladpwdvqldliinde
>1sbqB (B:) mgsshhhhhhdydipttenlyfqghmdknalrkqilqkrmalstiekshldqkinqklva fltpkpciktialyepiknevtfvdfffeflkinqiravypkvisdteiifidqetntfe pnqidcfliplvgfnkdnyrlgfgkgyydrylmqltrqqpkigiaysfqkgdfladpwdv qldliinde
>1sbqB (B:) mdknalrkqilqkrmalstiekshldqkinqklvafltpkpciktialyepiknevtfvd fffeflkinqiravypkvisdteiifidqetntfepnqidcfliplvgfnkdnyrlgfgk gyydrylmqltrqqpkigiaysfqkgdfladpwdvqldliinde