Chains and heterogens:
PDB Chain Sequences:
>3kx3A (A:) tikempqpktfgelknlpllntdkpvqalmkiadelgeifkfeapgrvtrylssqrlike acdesrfdknlsqalkfvrdfagdgeftswtheknwkkahnillpsfsqqamkgyhammv diavqlvqkwerlnadehievpedmtrltldtiglcgfnyrfnsfyrdqphpfitsmvra ldeamnklqranpddpaydenkrqfqedikvmndlvdkiiadrkasgeqsddllthmlng kdpetgeplddeniryqiitfliaghettsgllsfalyflvknphvlqkaaeeaarvlvd pvpsykqvkqlkyvgmvlnealrlwptapafslyakedtvlggeyplekgdelmvlipql hrdktiwgddveefrperfenpsaipqhafkpfgngqracigqqfalheatlvlgmmlkh fdfedhtnyeldiketltlkpegfvvkakskkiplggipspsteqsakkv
>3kx3A (A:) kempqpktfgelknlpllntdkpvqalmkiadelgeifkfeapgrvtrylssqrlikeac desrfdknlsqalkfvrdfagdgeftswtheknwkkahnillpsfsqqamkgyhammvdi avqlvqkwerlnadehievpedmtrltldtiglcgfnyrfnsfyrdqphpfitsmvrald eamnklqranpddpaydenkrqfqedikvmndlvdkiiadrkasqsddllthmlngkdpe tgeplddeniryqiitfliaghettsgllsfalyflvknphvlqkaaeeaarvlvdpvps ykqvkqlkyvgmvlnealrlwptapafslyakedtvlggeyplekgdelmvlipqlhrdk tiwgddveefrperfenpsaipqhafkpfgngqracigqqfalheatlvlgmmlkhfdfe dhtnyeldiketltlkpegfvvkakskkiplggi
>3kx3B (B:) tikempqpktfgelknlpllntdkpvqalmkiadelgeifkfeapgrvtrylssqrlike acdesrfdknlsqalkfvrdfagdgeftswtheknwkkahnillpsfsqqamkgyhammv diavqlvqkwerlnadehievpedmtrltldtiglcgfnyrfnsfyrdqphpfitsmvra ldeamnklqranpddpaydenkrqfqedikvmndlvdkiiadrkasgeqsddllthmlng kdpetgeplddeniryqiitfliaghettsgllsfalyflvknphvlqkaaeeaarvlvd pvpsykqvkqlkyvgmvlnealrlwptapafslyakedtvlggeyplekgdelmvlipql hrdktiwgddveefrperfenpsaipqhafkpfgngqracigqqfalheatlvlgmmlkh fdfedhtnyeldiketltlkpegfvvkakskkiplggipspsteqsakkv
>3kx3B (B:) kempqpktfgelknlpllntdkpvqalmkiadelgeifkfeapgrvtrylssqrlikeac desrfdknlsqalkfvrdfagdgeftswtheknwkkahnillpsfsqqamkgyhammvdi avqlvqkwerlnadehievpedmtrltldtiglcgfnyrfnsfyrdqphpfitsmvrald eamnklqranpddpaydenkrqfqedikvmndlvdkiiadrkasgeqsddllthmlngkd petgeplddeniryqiitfliaghettsgllsfalyflvknphvlqkaaeeaarvlvdpv psykqvkqlkyvgmvlnealrlwptapafslyakedtvlggeyplekgdelmvlipqlhr dktiwgddveefrperfenpsaipqhafkpfgngqracigqqfalheatlvlgmmlkhfd fedhtnyeldiketltlkpegfvvkakskkiplggi