Chains and heterogens:
PDB Chain Sequences:
>1dkvA (A:) agiaaklakdreaaeglgsheraikylnqdyealrnecleagtlfqdpsfpaipsalgfk elgpyssktrgmrwkrpteicadpqfiiggatrtdicqgalgdcwllaaiasltlneeil arvvplnqsfqenyagifhfqfwqygewvevvvddrlptkdgellfvhsaegsefwsall ekayakingcyealsggattegfedftgglaewyelkkpppnlfkiiqkalqkgsllgcs iditsaadseaitfqklvkghaysvtgaeevesngslqklirirnpwgevewtgawndnc pswntidpeererltrrhedgefwmsfsdflrhysrleicnltpdtltsdtykkwkltkm dgnwrrgstaggcrnypntfwmnpqylikleeededeedgesgctflvgliqkhrrrqrk mgedmhtigfgiyevpeelsgqtnlhlsknffltnrarersdtfinlrevlnrfklppge yilvpstfepnkdgdfcirvfsekkadyqavddeieanleefdiseddiddgvrrlfaql agedaeisafelqtilrrvlakrqdiksdgfsietckimvdmldsdgsgklglkefyilw tkiqkyqkiyreidvdrsgtmnsyemrkaleeagfkmpcqlhqvivarfaddqliidfdn fvrclvrletlfkifkqldpentgtieldliswlcfsvl
>1dkvB (B:) aaasnieaneseevrqfrrlfaqlagddmevsatelmnilnkvvtrhpdlktdgfgidtc rsmvavmdsdttgklgfeefkylwnnikrwqaiykqfdtdrsgticsselpgafeaagfh lnehlynmiirrysdesgnmdfdnfisclvrldamfrafksldkdgtgqiqvniqewlql tmys