#chains in the LinkProt database with same CATH superfamily
 1E0J DEF;  1E0J BCD;  1E0J BCEF;  1E0J ABF;  3DO6 AB;  1E0J CD;  1E0J CEF;  1E0J EF;  1E0J ABCD;  1E0J BDEF;  1E0J BCE;  3DZD AB;  1E0J ABC;  1E0J CDEF;  1E0J AB;  1E0J ABCE;  1E0J BCF;  2IF0 AB;  2ZEJ AB;  1E0J BCDF;  1E0J CF;  1E0J BF;  1E0J CDE;  1E0J DE;  1E0J BC;  1E0J ABEF;  1E0J CE;  1E0J CDF;  1E0J BEF;  2IEY AB;  1E0J BCDE;  1E0J ABCF; 
#chains in the LinkProt database with same CATH topology
 3ETD CEF;  3H90 BC;  3HWX AB;  1XCB ACEF;  1XCB ADEF;  3KDP ABC;  1MV8 AC;  3GYX JL;  1O5O BCD;  3N2L ABCD;  2AMF CD;  2AHR BCD;  3H3F EGH;  3ETD CD;  2AMF ABC;  3HWX 1S;  3ETG BDE;  1XCB ABEF;  3GMD CD;  3GDG AC;  3HWX IJ;  3GYX FIJ;  3GYX EGH;  3HWX BSZ;  2AHR ACE;  3GYX BD;  3GYX HIK;  3N2L EFH;  3GYX BCG;  3N2L DGH;  3N2L CEF;  1A97 BD;  2AHR ABCE;  1XCB BDEG;  2BI4 AB;  2AMF ACD;  3GYX BDI;  3GYX DEK;  1XCB BE;  3H3F ABF;  3HWX IS;  3GYX CFL;  1MUU BD;  1MV8 CD;  1E0J CEF;  3GYX ABD;  3ETD ADF;  3GYX HJ;  1XCB BCEG;  3GYX EIJ;  3N2L CDEH;  1O5O CD;  3GYX BGL;  3GMD BFG;  3GYX CDK;  3N2L ACF;  3GYX BEJ;  3N2L EH;  3F7O AB;  3N2L ADEH;  1E0J ABCF;  1E0J BCF;  3ETG AD;  1E0J BC;  2AMF ADE;  3ETG BCF;  1XCB ABG;  2AMF AD;  3GYX ADI;  3KDP ACG;  3GVP ACD;  3GYX AJK;  3H90 BCD;  1MV8 BCD;  3N2L AB;  3H3F EFG;  3H3F BCD;  3GMD CDH;  3GYX CDL;  3GYX CGJ;  3GYX BFG;  3HWX 1BJ;  3GYX EF;  1EK1 AB;  1MV8 BD;  3ETD BE;  3ETG CDF;  3ETG BE;  3GYX EHK;  1MUU AB;  1XCB ABFG;  1E0J AB;  2AMF ABCD;  3GYX EFI;  1O5O ABD;  1A97 ACD;  3H3F BFG;  2IF0 AB;  1CR6 AB;  2ZEJ AB;  3ETG DE;  3GYX AIJ;  3F7O BY;  3HWX 1JR;  3HWX AZ;  1MUU ABD;  3GYX DHI;  3N2L GH;  3EYW AB;  3GYX CJK;  3GYX FGK;  3HWX BIS;  3HGM ABC;  3N2L ACFG;  3HWX 1RZ;  1O5O BC;  1K75 AB;  1E0J DEF;  3GYX GJK;  1XCB CD;  3HWX JSZ;  3GYX FL;  3GYX BCE;  3N2L AE;  3HWX AS;  1XCB BDE;  2AMF ABDE;  3N2L ADG;  3HWX BJZ;  2AMF ABE;  3GYX FGL;  3ETD ABD;  1XCB BG;  3GYX AFK;  3N2L EG;  3H3F ABD;  3N2L ACEG;  3GYX DKL;  1EK2 AB;  3N2L ACDF;  3GYX CEF;  2AHR DE;  2AHR AB;  3GYX DEF;  3ETD BCF;  3H3F CDF;  3GYX AHK;  3N2L ABDG;  3N2L DEGH;  1XCB ACDF;  3HWX AIJ;  1XCB BEF;  3HWX SZ;  1XCB ADF;  3KDP CDG;  3GYX AD;  3HWX BJS;  3GYX AGH;  3N2L BCF;  3GYX CDI;  2AMF AE;  3H90 AD;  1XCB CEG;  2AHR ACDE;  3GYX HKL;  2AHR BD;  3GYX CIJ;  1XCB BCDE;  3GYX ABK;  1A97 ABD;  3GDG BCD;  3HWX BI;  3H5A AD;  3HWX IJZ;  3N2L EFGH;  3N2L CD;  2AMF AB;  3GYX ADK;  1MUU BCD;  1A97 ABC;  3GDG BD;  3GYX BCI;  3N2L DEF;  3HWX AIS;  3KDP ABD;  2AHR AE;  3ETG ABF;  1O5O ABC;  3ETD BDE;  3GMD BFH;  3HWX ASZ;  3GYX CGH;  3HWX BIZ;  3HWX 1AB;  1E0J BCE;  1XCB AG;  1XCB CDEG;  2AMF ABD;  3GYX ACH;  3GYX CJL;  1MFZ AB;  3ETD CDF;  3GYX GIL;  2AMF BCDE;  3N2L ABD;  3N2L CEFG;  3H5A AC;  3GYX BG;  3N2L ACE;  3GYX EFG;  3GMD BEF;  1XCB AEF;  3N2L CDF;  3HWX AJR;  1E0J BF;  3DO6 AB;  3ETD BEF;  3GYX FKL;  3H5A ACD;  3GYX DF;  3GYX GHK;  3HWX ABZ;  3GYX BH;  3GYX ABG;  3GYX HI;  1XCB AE;  3GVP BCD;  3N2L BCDG;  2AHR BDE;  3N2L DEH;  3N2L DEFH;  3N2L BC;  1E0J CF;  1E0J DE;  1XCB AB;  3GMD BDF;  1E0J BCDE;  3HWX 1BZ;  3GYX CDF;  3GYX BEI;  3ETD ABF;  3ETD DE;  3GYX CFH;  1XCB DEF;  3HWX 1RS;  3GYX ACD;  1XCB CDF;  3GYX GHL;  3GYX IJ;  3GYX CEH;  3H90 ACD;  3N2L AD;  3ETG CEF;  3ETG BCE;  1MUU ABC;  3N2L DEFG;  3DZD AB;  3HWX AJ;  3N2L CDEG;  3GYX BGH;  3GYX AB;  3ETD ACE;  3GYX AGJ;  3N2L BCD;  3GYX BEF;  3H90 AB;  2AMF CDE;  3N2L ACEH;  3EGW BC;  3N2L AEH;  2AHR CDE;  1MV8 ABD;  3GYX ABI;  3GYX DJ;  3GYX IKL;  1XCB ACG;  3N2L CEFH;  3F7O ABX;  3GYX EFL;  3H90 ABD;  3N2L BCFG;  1XCB ACE;  3N2L DFG;  3HGM AB;  3H5A BD;  3ETG ABD;  3N2L CDFG;  1XCB ABCE;  3N2L ABCE;  1XCB CDFG;  3HWX BIJ;  3H3F GH;  3HWX ISZ;  3GYX ACJ;  1E0J BDEF;  3GDG AB;  3GMD ADH;  3GYX FIK;  2AHR ACD;  3GYX BE;  3HWX IJS;  3H3F AFG;  1KAE AB;  3GVP BD;  1XCB BEFG;  3GYX BGJ;  3HWX AIZ;  3GYX BJK;  2AMF BDE;  3GYX DGI;  3GYX BKL;  3GDG ACD;  3GYX CHI;  2AMF ACE;  3GYX CJ;  3GYX GHI;  3HWX 1IZ;  2AHR ABC;  3GYX ABE;  3GYX DEI;  3N2L BCDE;  1XCB BCEF;  3HGM BD;  3GMD ABF;  3N2L AEGH;  1E0J CD;  1XCB ACFG;  3N2L FG;  1LSS AB;  3GYX DIJ;  1MV8 ABCD;  3N2L DEG;  3HWX 1AR;  1XCB ACEG;  3HWX ARZ;  3GYX BEK;  2AHR BCDE;  3GYX HJK;  3GYX CFJ;  3GYX ACF;  3GYX AHI;  1E0J ABCE;  3HWX ABS;  1LSS CD;  3GYX CEJ;  2AHR ABD;  1O5O AB;  3GYX JKL;  1MFZ CD;  1XCB ABF;  1XCB DE;  3ETD AD;  3ETG ADE;  3GYX ADF;  2AMF ACDE;  3N2L CF;  3KDP ACD;  3N2L ADE;  3HWX 1BS;  1A97 AC;  3GYX AGL;  1E0J CDF;  1O5O ACD;  1E0J BEF;  3HWX 1BI;  1MUU ACD;  1E0J BCD;  3HWX ABJ;  2AMF BD;  3GYX EIL;  1MUU AC;  1XCB CEFG;  3N2L DG;  3ECA BCD;  3GYX EFJ;  1XCB ADEG;  1W5F AB;  1MV8 AB;  1A97 AD;  1XCB ABCG;  3GYX EJK;  3H5A ABD;  3N2L EGH;  3GYX BDG;  3HWX BIR;  1XCB ABEG;  3HGM ABD;  3N2L DFGH;  3HWX BRS;  3H3F ACD;  3GYX HIJ;  2AMF ABCE;  3GYX HL;  1XCB CE;  1E0J ABEF;  2AHR ABDE;  3GYX BCF;  3H3F EFH;  3GYX EJL;  1E0J ABF;  2AHR ABCD;  1XCB BDEF;  1XCB AFG;  1CQZ AB;  3GYX BEL;  1E0J EF;  3N2L EF;  3HWX IRS;  3GYX CD;  3GMD BCF;  3N2L ACEF;  3N2L ABEG;  3N2L ACDG;  3GYX ABC;  3GYX DEG;  3ETD BCE;  3N2L DE;  3GMD BF;  3HGM AD;  3GYX FJK;  3GMD DH;  3N2L ADGH;  3HWX AI;  1XCB ACDE;  3N2L ABEH;  3GMD DFH;  3GVP CD;  3GYX BGK;  1LSU AB;  3GYX CDJ;  3N2L CDGH;  1XCB ADFG;  3HWX 1AJ;  3GYX EL;  3GYX BHK;  3HWX IRZ;  3FDS AC;  3N2L BCDF;  3GYX CEL;  2AMF BC;  3GYX ABL;  3GYX DI;  1O5O AD;  3GYX IJL;  1XCB ABDF;  3GYX IJK;  1ATI AB;  3ETD AF;  2AMF AC;  3GYX ADH;  3GDG ABC;  3KDP ABG;  2AHR AD;  3N2L AC;  3HWX ARS;  3HWX ABR;  3HWX RSZ;  3N2L CFGH;  1XCB CDEF;  3ETD BF;  3HWX 1IJ;  3ETD CDE;  3GYX EGL;  3N2L ABE;  3N2L ACD;  3GYX EFH;  1XCB AEG;  3GDG ABD;  3N2L CDG;  3N2L ABDE;  1MUU CD;  3HGM BCD;  2AMF DE;  3EGW ABC;  3GYX HIL;  3GYX BDE;  3H3F EF;  3N2L ADEG;  3KDP AB;  1XCB CG;  3GYX DEL;  3GMD DEH;  3GYX FK;  2A6M AB;  1O5O ABCD;  3GYX BCD;  1A97 AB;  3KDP CD;  3HWX AR;  1A97 BC;  1XCB CDE;  3ETG CF;  3GYX AEF;  3N2L ADFG;  1A97 BCD;  3GYX CDG;  1KAH AB;  1E0J BCDF;  3HGM CD;  3ETD ABE;  3N2L CFG;  3HWX RZ;  3GYX CFI;  3GYX CF;  3GYX AHL;  3GYX CIL;  3HWX BRZ;  3N2L ACDE;  1MV8 ACD;  3ETD ADE;  3GYX GL;  3HWX BS;  2AMF BCD;  1XCB AEFG;  2BL4 AB;  1XCB DF;  3ETD AC;  3GYX ADE;  1XCB ACDG;  1E0J BCEF;  3ETG AEF;  3GYX AFG;  1XCB BEG;  3GMD BDH;  2AHR AC;  3GYX CKL;  1XCB EF;  3ETD ACF;  3N2L AEFH;  1XCB BCE;  3GYX CDH;  3GYX BEG;  3H90 AC;  1XCB CEF;  3DL2 AB;  2AHR ADE;  3GYX BHI;  2AHR BC;  3H3F FGH;  1MV8 ABC;  3GYX ABJ;  3HWX BJ;  3HGM ACD;  3N2L CDEF;  3F7O ABY;  3GYX KL;  3GYX GKL;  3GYX ADJ;  3GYX AKL;  1XCB BCDG;  3N2L ABEF;  3GDG BC;  3HWX BJR;  3HWX 1A;  3ECA ACD;  3HWX AIR;  3FDS ACD;  3N2L EFG;  3ETG ABE;  3GYX AEH;  3N2L ABCF;  1XCB AF;  3GYX CFG;  3GYX BIJ;  3N2L ADEF;  3KDP BCH;  1XCB ABDE;  3ETG BF;  1O5O BD;  3HWX 1IR;  3N2L ABC;  3GYX BF;  3HWX IJR;  3GYX GIJ;  1KAR AB;  3H3F BEF;  1MUU ABCD;  3H90 BD;  2IEY AB;  3N2L CDE;  3HWX AJS;  1E0J CDEF;  1E0J ABC;  3KDP CDH;  3HWX 1AZ;  3N2L FGH;  3GYX FGH;  3GDG AD;  3N2L AEG;  3GYX GHJ;  3HWX 1JS;  1X7D AB;  3GYX ABF;  3GYX GJL;  3N2L AEFG;  3GYX BGI;  3H90 ABC;  3HWX AJZ;  3GYX EKL;  1E0J CE;  3GDG CD;  3GYX DGH;  3GYX DIK;  3GMD DGH;  3GYX CDE;  3GYX BEH;  3HWX 1AI;  3GYX AFH;  3GYX CFK;  3HWX 1SZ;  1XCB CDG;  1E0J ABCD;  3HWX 1JZ;  2AHR ABE;  1O5O AC;  3ETG BCD;  3N2L BCEF;  3GYX EHI;  1XCB ABE;  3ETG ADF;  3GYX ADG;  3ETG ACF;  3N2L AEF;  3GYX DIL;  3KDP ABH;  1XCB ADE;  3GYX JK;  3HWX 1BR;  3ETD ACD;  1XCB BCG;  3GYX CGL;  1E0J CDE;  3ETG ACD;  3HWX RS;  3HWX 1Z;  3GYX ACL;  3HWX ABI;  3KDP BCG;  3GYX ABH;  3GYX GH;  3HWX JRS;  2AHR CD;  3EGW AB;  3GYX EFK; 
#chains in the LinkProt database with same CATH homology
 1E0J DEF;  1E0J BCD;  1E0J BCEF;  1E0J ABF;  3DO6 AB;  1E0J CD;  1E0J CEF;  1E0J EF;  1E0J ABCD;  1E0J BDEF;  1E0J BCE;  3DZD AB;  1E0J ABC;  1E0J CDEF;  1E0J AB;  1E0J ABCE;  1E0J BCF;  2IF0 AB;  2ZEJ AB;  1E0J BCDF;  1E0J CF;  1E0J BF;  1E0J CDE;  1E0J DE;  1E0J BC;  1E0J ABEF;  1E0J CE;  1E0J CDF;  1E0J BEF;  2IEY AB;  1E0J BCDE;  1E0J ABCF;