Chains and heterogens:
PDB Chain Sequences:
>1kj9A (A:) tllgtalrpaatrvmllgsgelgkevaiecqrlgveviavdryadapamhvahrshvinm ldgdalrrvvelekphyivpeieaiatdmliqleeeglnvvpcaratkltmnregirrla aeelqlptstyrfadseslfreavadigypcivkpvmsssgkgqtfirsaeqlaqawkya qqggragagrvivegvvkfdfeitlltvsavdgvhfcapvghrqedgdyreswqpqqmsp laleraqeiarkvvlalggyglfgvelfvcgdevifsevsprphdtgmvtlisqdlsefa lhvraflglpvggirqygpaasavilpqltsqnvtfdnvqnavgadlqirlfgkpeidgs rrlgvalataesvvdaierakhaagqvkvqg
>1kj9A (A:) tllgtalrpaatrvmllgsgelgkevaiecqrlgveviavdryadapamhvahrshvinm ldgdalrrvvelekphyivpeieaiatdmliqleeeglnvvpcaratkltmnregirrla aeelqlptstyrfadseslfreavadigypcivkpvmsssgkgqtfirsaeqlaqawkya qqggrvivegvvkfdfeitlltvsavdgvhfcapvghrqedgdyreswqpqqmsplaler aqeiarkvvlalggyglfgvelfvcgdevifsevsprphdtgmvtlisqdlsefalhvra flglpvggirqygpaasavilpqltsqnvtfdnvqnavgadlqirlfgkpeidgsrrlgv alataesvvdaierakhaagqvkvqg
>1kj9B (B:) tllgtalrpaatrvmllgsgelgkevaiecqrlgveviavdryadapamhvahrshvinm ldgdalrrvvelekphyivpeieaiatdmliqleeeglnvvpcaratkltmnregirrla aeelqlptstyrfadseslfreavadigypcivkpvmsssgkgqtfirsaeqlaqawkya qqggragagrvivegvvkfdfeitlltvsavdgvhfcapvghrqedgdyreswqpqqmsp laleraqeiarkvvlalggyglfgvelfvcgdevifsevsprphdtgmvtlisqdlsefa lhvraflglpvggirqygpaasavilpqltsqnvtfdnvqnavgadlqirlfgkpeidgs rrlgvalataesvvdaierakhaagqvkvqg
>1kj9B (B:) tllgtalrpaatrvmllgsgelgkevaiecqrlgveviavdryadapamhvahrshvinm ldgdalrrvvelekphyivpeieaiatdmliqleeeglnvvpcaratkltmnregirrla aeelqlptstyrfadseslfreavadigypcivkpvmsssgkgqtfirsaeqlaqawkya qqgggrvivegvvkfdfeitlltvsavdgvhfcapvghrqedgdyreswqpqqmsplale raqeiarkvvlalggyglfgvelfvcgdevifsevsprphdtgmvtlisqdlsefalhvr aflglpvggirqygpaasavilpqltsqnvtfdnvqnavgadlqirlfgkpeidgsrrlg valataesvvdaierakhaagqvkvqg