Chains and heterogens:
PDB Chain Sequences:
>1bsxA (A:) kpeptdeeweliktvteahvatnaqgshwkqkrkflpedigqapivnapeggkvdleafs hftkiitpaitrvvdfakklpmfcelpcedqiillkgccmeimslraavrydpesetltl ngemavtrgqlkngglgvvsdaifdlgmslssfnlddtevallqavllmssdrpglacve riekyqdsfllafehyinyrkhhvthfwpkllmkvtdlrmigachasrflhmkvecptel fpplflevfed
>1bsxA (A:) kpeptdeeweliktvteahvatnaqgshwkqkrkflpedigqapkvdleafshftkiitp aitrvvdfakklpmfcelpcedqiillkgccmeimslraavrydpesetltlngemavtr gqlkngglgvvsdaifdlgmslssfnlddtevallqavllmssdrpglacveriekyqds fllafehyinyrkhhvthfwpkllmkvtdlrmigachasrflhmkvecptelfpplflev fed
>1bsxB (B:) kpeptdeeweliktvteahvatnaqgshwkqkrkflpedigqapivnapeggkvdleafs hftkiitpaitrvvdfakklpmfcelpcedqiillkgccmeimslraavrydpesetltl ngemavtrgqlkngglgvvsdaifdlgmslssfnlddtevallqavllmssdrpglacve riekyqdsfllafehyinyrkhhvthfwpkllmkvtdlrmigachasrflhmkvecptel fpplflevfed
>1bsxB (B:) kpeptdeeweliktvteahvatnaqgshwkqkrkflpedigqapkvdleafshftkiitp aitrvvdfakklpmfcelpcedqiillkgccmeimslraavrydpesetltlngemavtr gqlkngglgvvsdaifdlgmslssfnlddtevallqavllmssdrpglacveriekyqds fllafehyinyrkhhvthfwpkllmkvtdlrmigachasrflhmkvecptelfpplflev fed