Chains and heterogens:
PDB Chain Sequences:
>1kzpA (A:) maategvgesapggepgqpeqpppppppppaqqpqeeemaaeageaaaspmddgflslds ptyvlyrdraewadidpvpqndgpspvvqiiysekfrdvydyfravlqrderserafklt rdaielnaanytvwhfrrvllrslqkdlqeemnyiiaiieeqpknyqvwhhrrvlvewlk dpsqelefiadilnqdaknyhawqhrqwviqefrlwdnelqyvdqllkedvrnnsvwnqr hfvisnttgysdravlerevqytlemiklvphnesawnylkgilqdrglsrypnllnqll dlqpshsspyliaflvdiyedmlenqcdnkedilnkalelceilakekdtirkeywryig rslqskhsresdipasv
>1kzpA (A:) flsldsptyvlyrdraewadidpvpqndgpspvvqiiysekfrdvydyfravlqrderse rafkltrdaielnaanytvwhfrrvllrslqkdlqeemnyiiaiieeqpknyqvwhhrrv lvewlkdpsqelefiadilnqdaknyhawqhrqwviqefrlwdnelqyvdqllkedvrnn svwnqrhfvisnttgysdravlerevqytlemiklvphnesawnylkgilqdrglsrypn llnqlldlqpshsspyliaflvdiyedmlenqcdnkedilnkalelceilakekdtirke ywryigrslqskhsresdipasv
>1kzpB (B:) massssftyycppssspvwseplyslrpeharerlqddsvetvtsieqakveekiqevfs sykfnhlvprlvlqrekhfhylkrglrqltdayecldasrpwlcywilhslelldepipq ivatdvcqflelcqspdggfgggpgqyphlaptyaavnalciigteeaynvinrekllqy lyslkqpdgsflmhvggevdvrsaycaasvasltniitpdlfegtaewiarcqnweggig gvpgmeahggytfcglaalvilkkerslnlksllqwvtsrqmrfeggfqgrcnklvdgcy sfwqagllpllhralhaqgdpalsmshwmfhqqalqeyilmccqcpagglldkpgksrdf yhtcyclsglsiaqhfgsgamlhdvvmgvpenvlqpthpvynigpdkviqatthflqkpv pgfeecedavtsdpatd
>1kzpB (B:) pvwseplyslrpeharerlqddsvetvtsieqakveekiqevfssykfnhlvprlvlqre khfhylkrglrqltdayecldasrpwlcywilhslelldepipqivatdvcqflelcqsp dggfgggpgqyphlaptyaavnalciigteeaynvinrekllqylyslkqpdgsflmhvg gevdvrsaycaasvasltniitpdlfegtaewiarcqnweggiggvpgmeahggytfcgl aalvilkkerslnlksllqwvtsrqmrfeggfqgrcnklvdgcysfwqagllpllhralh aqgdpalsmshwmfhqqalqeyilmccqcpagglldkpgksrdfyhtcyclsglsiaqhf gsgamlhdvvmgvpenvlqpthpvynigpdkviqatthflqkpvpgf