Chains and heterogens:
PDB Chain Sequences:
>4kr0A (A:) adgiqsrktytltdylkntyrlklyslrwisdheylykqennilvfnaeygnssvflens tfdefghsindysispdgqfilleynyvkqwrhsytasydiydlnkrqliteeripnntq wvtwspvghklayvwnndiyvkiepnlpsyritwtgkediiyngitdwvyeeevfsaysa lwwspngtflayaqfndtevplieysfysdeslqypktvrvpypkagavnptvkffvvnt dslssvtnatsiqitapasmligdhylcdvtwatqerislqwlrriqnysvmdicdydes sgrwnclvarqhiemsttgwvgrfrpsephftldgnsfykiisneegyrhicyfqidkkd ctfitkgtwevigiealtsdylyyisneykgmpggrnlykiqlsdytkvtclscelnper cqyysvsfskeakyyqlrcsgpglplytlhssvndkglrvlednsaldkmlqnvqmpskk ldfiilnetkfwyqmilpphfdkskkypllldvyagpcsqkadtvfrlnwatylasteni ivasfdgrgsgyqgdkimhainrrlgtfevedqieaarqfskmgfvdnkriaiwgwsygg yvtsmvlgsgsgvfkcgiavapvsrweyydsvyterymglptpednldhyrnstvmsrae nfkqveyllihgtaddnvhfqqsaqiskalvdvgvdfqamwytdedhgiasstahqhiyt hmshfikqcfslphhhhhh
>4kr0A (A:) srktytltdylkntyrlklyslrwisdheylykqennilvfnaeygnssvflenstfdef ghsindysispdgqfilleynyvkqwrhsytasydiydlnkrqliteeripnntqwvtws pvghklayvwnndiyvkiepnlpsyritwtgkediiyngitdwvyeeevfsaysalwwsp ngtflayaqfndtevplieysfysdeslqypktvrvpypkagavnptvkffvvntdslss vtnatsiqitapasmligdhylcdvtwatqerislqwlrriqnysvmdicdydessgrwn clvarqhiemsttgwvgrfrpsephftldgnsfykiisneegyrhicyfqidkkdctfit kgtwevigiealtsdylyyisneykgmpggrnlykiqlsdytkvtclscelnpercqyys vsfskeakyyqlrcsgpglplytlhssvndkglrvlednsaldkmlqnvqmpskkldfii lnetkfwyqmilpphfdkskkypllldvyagpcsqkadtvfrlnwatylasteniivasf dgrgsgyqgdkimhainrrlgtfevedqieaarqfskmgfvdnkriaiwgwsyggyvtsm vlgsgsgvfkcgiavapvsrweyydsvyterymglptpednldhyrnstvmsraenfkqv eyllihgtaddnvhfqqsaqiskalvdvgvdfqamwytdedhgiasstahqhiythmshf ikqcfslp