Chains and heterogens:
PDB Chain Sequences:
>2xsxA (A:) smamqkifareildsrgnptvevdlhtakgrfraavpsgastgiyealelrdgdkgrylg kgvlkaveninstlgpallqkklsvadqekvdkfmieldgtenkskfganailgvslavc kagaaekgvplyrhiadlagnpdlilpvpafnvinggshagnklamqefmilpvgassfk eamrigaevyhhlkgvikakygkdatnvgdeggfapnilennealellktaiqaagypdk vvigmdvaasefyrngkydldfkspddparhitgeklgelyksfiknypvvsiedpfdqd dwatwtsflsgvniqivgddltvtnpkriaqavekkacnclllkvnqigsvtesiqackl aqsngwgvmvshrsgetedtfiadlvvglctgqiktgapcrserlakynqlmrieealgd kaifagrkfrnpkak
>2xsxA (A:) mamqkifareildsrgnptvevdlhtakgrfraavpsgastgiyealelrdgdkgrylgk gvlkaveninstlgpallqkklsvadqekvdkfmieldgtenkskfganailgvslavck agaaekgvplyrhiadlagnpdlilpvpafnvinggshagnklamqefmilpvgassfke amrigaevyhhlkgvikakygkdatnvgdeggfapnilennealellktaiqaagypdkv vigmdvaasefyrngkydldfkspddparhitgeklgelyksfiknypvvsiedpfdqdd watwtsflsgvniqivgddltvtnpkriaqavekkacnclllkvnqigsvtesiqackla qsngwgvmvshrsgetedtfiadlvvglctgqiktgapcrserlakynqlmrieealgdk aifagrkfrnpkak
>2xsxB (B:) smamqkifareildsrgnptvevdlhtakgrfraavpsgastgiyealelrdgdkgrylg kgvlkaveninstlgpallqkklsvadqekvdkfmieldgtenkskfganailgvslavc kagaaekgvplyrhiadlagnpdlilpvpafnvinggshagnklamqefmilpvgassfk eamrigaevyhhlkgvikakygkdatnvgdeggfapnilennealellktaiqaagypdk vvigmdvaasefyrngkydldfkspddparhitgeklgelyksfiknypvvsiedpfdqd dwatwtsflsgvniqivgddltvtnpkriaqavekkacnclllkvnqigsvtesiqackl aqsngwgvmvshrsgetedtfiadlvvglctgqiktgapcrserlakynqlmrieealgd kaifagrkfrnpkak