Chains and heterogens:
PDB Chain Sequences:
>1xv8A (A:) eyssntqqgrtsivhlfewrwvdialecerylapkgfggvqvsppnenvaihnpfrpwwe ryqpvsyklctrsgnedefrnmvtrcnnvgvriyvdavinhmcgnavsagtsstcgsyfn pgsrdfpavpysgwdfndgkcktgsgdienyndatqvrdcrlsglldlalgkdyvrskia eymnhlidigvagfridaskhmwpgdikaildklhnlnsnwfpegskpfiyqevidlgge pikssdyfgngrvtefkygaklgtvirkwngekmsylknwgegwgfmpsdralvfvdnhd nqrghgaggasiltfwdarlykmavgfmlahpygftrvmssyrwpryfengkdvndwvgp pndngvtkevtinpdttcgndwvcehrwrqirnmvnfrnvvdgqpftnwydngsnqvafg rgnrgfivfnnddwtfsltlqtglpagtycdvisgdkingnctgikiyvsddgkahfsis nsaedpfiaihaeskl
>1xv8B (B:) eyssntqqgrtsivhlfewrwvdialecerylapkgfggvqvsppnenvaihnpfrpwwe ryqpvsyklctrsgnedefrnmvtrcnnvgvriyvdavinhmcgnavsagtsstcgsyfn pgsrdfpavpysgwdfndgkcktgsgdienyndatqvrdcrlsglldlalgkdyvrskia eymnhlidigvagfridaskhmwpgdikaildklhnlnsnwfpegskpfiyqevidlgge pikssdyfgngrvtefkygaklgtvirkwngekmsylknwgegwgfmpsdralvfvdnhd nqrghgaggasiltfwdarlykmavgfmlahpygftrvmssyrwpryfengkdvndwvgp pndngvtkevtinpdttcgndwvcehrwrqirnmvnfrnvvdgqpftnwydngsnqvafg rgnrgfivfnnddwtfsltlqtglpagtycdvisgdkingnctgikiyvsddgkahfsis nsaedpfiaihaeskl