#chains in the LinkProt database with same CATH superfamily
 3HPJ BDE;  1AGB AC;  3E2H ABQ;  1ZLW HLM;  3FT3 AP;  1OP3 HKL;  3DXA KM;  3H9H BDF;  3DXA DE;  3DX7 AC;  3DXA ACD;  3E3Q bY;  3FON ACP;  3GSU AP;  3FFC ACG;  3H9H ACE;  3IXA AB;  3E3Q HJK;  3DXA EIJ;  3IXA DF;  3DXA FG;  3H9S CD;  3FB6 AB;  1A9B AC;  1ZLV KM;  3GJF DF;  3GJE AHL;  3DXA ABC;  3HAE JKM;  3E3Q de;  3H7B ACE;  1ZLU HKM;  1A1M ABC;  3HAE ABC;  1ZLW KLM;  3HAE DFG;  3E3Q BFG;  1AGB ABC;  3DSF HL;  1ZLU HM;  3FQR AC;  3G5Y AB;  1A1O AC;  3FJT AB;  3GSN HP;  3E3Q EW;  3FMG HL;  3E3Q BG;  3E3Q HIK;  3FFC FH;  1AGE AC;  3HAE HL;  1A9B BDF;  3HPJ DEF;  1AHW DE;  3EOT HL;  3GSU AB;  3GSO AP;  3HNS HL;  3GJF HL;  3FQT AB;  3HAE DE;  1ZLU KM;  3E3Q PRT;  3HAE ACL;  3E3Q HKP;  3E3Q HPT;  1A64 AB;  3DXA IKM;  3FRU CD;  1AFV HL;  3IXA CDF;  3E3Q KPT;  1A1N ABC;  3EFF AN;  3HAE GI;  1OP5 HLM;  3JTT DEI;  3JTT AEI;  1ZLU KLM;  3FQN AC;  3HAE ACG;  3E3Q CF;  1AGD AC;  3DX8 AB;  3HCV ABC;  3HNV HL;  1OP3 HM;  3JTT DGH;  3JTT DG;  3DXA ACJ;  3H9H ADF;  3JTT DFH;  3FT3 ABP;  3HPJ DE;  3HAE NO;  3FFC ABC;  1Q8M BC;  1OP5 LM;  3EFF BM;  3H9H DF;  1A9E AB;  1AHW AF;  3HPJ AB;  1OP3 KM;  1ZLW HL;  1OM3 HL;  1A5F HL;  3HAE HO;  3HPJ ADF;  3IVK AL;  1ZLW LM;  3IXA ABD;  1CDC AB;  2VSC CD;  3JTT ACI;  3EFD KL;  1A9B ABC;  3FQU AB;  3HAE DFI;  3FQX AB;  3FFC DE;  3H7B AB;  3DXA FHI;  3DXA AC;  1A9B DEF;  3JTT ADG;  3HAE LN;  3IVK ABL;  1A1M AC;  3E3Q eF;  3E3Q UX;  1NQB AC;  1AFV KM;  3H7B DE;  3H7B ABD;  1ZLV LM;  3E3Q cf;  3FQW AC;  3HAE GT;  3IVK BH;  1ZLU HK;  3E3Q DHK;  3E3Q UWX;  2VSC ACD;  3DX9 ACD;  3HAE ACP;  3GSW AB;  3H7B DEF;  3H9S AC;  3HG1 AB;  3HAE ACJ;  3DXA KLM;  1Q8M CD;  3FOM AB;  3HPJ ACE;  3H9S ACD;  3FT4 AP;  1ZLV HL;  2VSC AC;  1OP5 HKM;  3JTT CDI;  3FB5 AB;  3GIV ADF;  3HAE PQ;  3GSV AP;  3DX9 AB;  3GSN AHP;  1OM3 HLM;  3GJE AH;  1AGC AB;  3GIV DF;  3JTT AEG;  3HAE AB;  3FB7 AB;  3DX6 AB;  3FRU ABD;  1ZLW HKLM;  3JTT DE;  3DXA ACH;  3E3Q PT;  3DXA IJ;  1AGD ABC;  3GSX AP;  3IGA AB;  3IXA ACD;  3E3Q cef;  3E3Q aZ;  3JTT GH;  3EFD HL;  3DX7 ABC;  1ZLV HKM;  3E3Q RS;  3JTT AB;  3DXA KMO;  1OP3 LM;  3H9H ABC;  1OP5 HL;  3FON CD;  3FRU ABC;  3JTT CDG;  3HAE GJK;  1A8J HL;  3FFC CFH;  3HAE IK;  3E3Q UVX;  3JTT EFH;  3JTT DEG;  3HAE DFK;  3GSV AB;  2VSC BCD;  3DXA JKM;  1A1N AB;  3H9H DEF;  3GB7 AB;  3FT3 AB;  3JTT ADE;  3GIV ABD;  3IVK BL;  3H7B ADF;  3H9H AC;  1Q8M ABD;  3E3Q MN;  3HAE JMN;  3GSO ABP;  3JTT BDE;  3E3Q LY;  3GSQ AB;  3JTT AGI;  1OP3 KLM;  3EFF AM;  3FQR ABC;  3DX8 ABC;  3HCV AB;  3HAE ST;  3E3Q AEQ;  1ZLW HKM;  3GIV DEF;  3HFM HL;  3HAE ACH;  1OM3 HKM;  1AGB AB;  3FQW ABC;  3E2H ACQ;  3HG1 ACE;  3FFC AB;  3GJE BHL;  3FFC FG;  1WWA XY;  3JTT EG;  3HAE PRT;  3H9S ABC;  3FON CDE;  3GIV AD;  1A9E ABC;  3HPJ ABC;  3HPL AB;  3GSQ ABP;  3IXA DEF;  3FFC ACD;  3GSN HLP;  1ZLS HL;  3DXA AKM;  3GJF EH;  1A9B AB;  3FFC FHI;  3FQX ABC;  3HG1 DE;  3DXA DEJ;  3FQN ABC;  3GJF DE;  1A9B ADF;  3HAE DEF;  3GJF ACL;  3H9H AD;  3IXA ADE;  3DXA FGH;  1AIF AB;  3GJF DEF;  3GJF DFK;  1Q8M AB;  3GIV ACD;  3GJF AB;  1ZLU HL;  3EYU HL;  1ZLU HLM;  3FFC BFH;  3HAE PQR;  3IVK AH;  3HG1 ABC;  1AGF AC;  1OP3 HLM;  3HAE DFM;  1A9B ACF;  3FQT AC;  3HAE DF;  3EFF CK;  3HLA AB;  3GSN HL;  3FT2 ABP;  3IVK HL;  3HAE HLO;  3FOL AB;  1OP5 KLM;  3E3Q KP;  3JTT BDG;  1OM3 KL;  3JTT CGH;  3GIZ HL;  3GSW ABP;  1AGC ABC;  1AQK HL;  1OM3 KLM;  1Q8M AD;  3GJF DEH;  3JTT AC;  3DXA NO;  3DX6 ABC;  3EFF CD;  3F7V AB;  1ZLV HLM;  3FT2 AP;  3HAE JK;  3HAE AJM;  1AGD AB;  3FRU ACD;  3DXA KL;  3JTT AFH;  3FFC FGH;  3DX7 AB;  1ZLU LM;  3GSR AP;  3DXA ACK;  3H9H ADE;  3JTT DFG;  3HPJ DF;  3GJE BL;  3JTT ABC;  2VSC ABC;  1OP5 HM;  3E3Q BCG;  3FFC ACF;  3H9H ACD;  3GSN AB;  3IXA AC;  3GJE AL;  3HNT HL;  3H9H DE;  1OP3 HKLM;  1A9E AC;  3GK8 HL;  3DXA FH;  3F7Y AB;  1OP3 HKM;  1ZLW HK;  3GIV AC;  3GSV ABP;  2VSC BC;  3IXA ABE;  3DXA ACL;  3GJE ABH;  3H9H AB;  3FQX AC;  3H7B ACD;  3JTT ACH;  1AIF AHL;  1AIF AL;  3FON CE;  3H7B AC;  3FT4 ABP;  3FQR AB;  3HAE DFN;  1A1O AB;  3E3Q HKT;  1A9B CDF;  3GIV ABC;  3HAE LO;  3EYS HL;  3GSX ABP;  1Q8M ABC;  3IXA BDF;  1AGE AB;  3GSR AB;  3JTT BFH;  3E3Q ADQ;  3FQW AB;  3E3Q AQ;  3E2H AQ;  3FT4 AB;  1Q8M ABCD;  3JTT CEG;  3FFC DFH;  1A9B ACD;  3H9S AB;  3FFC ACJ;  1AGF ABC;  3FRU AB;  1ZLW HM;  2VSC ABCD;  3GSU ABP;  1ZLV HM;  3FON AB;  1OP3 HK;  3GSN BHP;  3E3Q LO;  3GSX AB;  3FOM ABP;  3DXA CKM;  3HAE PR;  3FQN AB;  1A9B DE;  3HAE JM;  1AGC AC;  3HAE DFL;  3JTT AEF;  3DX8 AC;  3HPJ AD;  3HC3 HL;  1OP3 HL;  3GJF ABC;  3JTT DF;  3JTT DFI;  3E3Q cdf;  1ZLU HKL;  3EFD HK;  3GJF KM;  3EFF BN;  3GJE AB;  3HPJ AC;  1Q8M BCD;  3GSQ AP;  3FON AP;  1A1N AC;  1OM3 HM;  1ZLW KM;  3HPJ ADE;  3IXA ABC;  3GJF ACH;  3HAE LNO;  3H7B ACF;  3FQU AC;  3HPJ ACD;  3FRU BCD;  3DX9 CD;  1OP5 KM;  3HAE DFP;  3IXA ADF;  3DXA AB;  3JTT ADF;  1Q8M ACD;  3E3Q LOY;  1A1M AB;  1AIF HL;  3HAE JMO;  3FCT AB;  3JTT AGH;  3H7B DF;  3EFF AB;  1OM3 HKLM;  3IXA DE;  3HCV AC;  3IVK ABH;  1ZLW HKL;  3HG1 AC;  3EFF DL;  1OM3 HKL;  1OP5 HKLM;  3E3Q PST;  3H9S ACE;  3HG1 ACD;  3FFC AC;  3FQT ABC;  1ZLV HK;  2VSC AB;  3JTT AFG;  3HAE PRS;  3FOL AP;  1OP5 HKL;  3EFF AK;  3FT2 AB;  3DXA ACF;  3GIV ADE;  1ZLU HKLM;  3FRU EF;  1A9B DF;  3FFC ACE;  3GSW AP;  3IXA AD;  3FB8 AB;  3GIV DE;  1AHW AB;  3HAE AC;  3FOM AP;  3H9S DE;  3DX6 AC;  3E3Q bLY;  3DXA DEI;  3FOL ABP;  2VSC BD;  1A1O ABC;  1ZLV HKLM;  3GIV AB;  3FFC IJ;  3GJF DFM;  3GJE BH;  3JTT AD;  3E3Q bL;  3FON ACE;  3JTT GI;  1AGE ABC;  3GJF AC;  1ZLV HKL;  3GSR ABP;  3GSO AB;  3FRU AD;  1OM3 HK;  3JTT CDF;  1AGF AB;  3GJE ABL;  1ZLV KLM;  3JTT DEF;  1OP5 HK;  3FON ABP;  3EFF CL;  3GJE HL;  3DXA FHJ;  3EFF DK;  3FFC ACI;  3E3Q IJ;  3E3Q VW;  2VSC ABD;  3FQU ABC;  3E3Q HK;  3JTT BDF;  1OM3 KM;  3IVK AB;  3DXA DKM;  3DXA EFH;  3H7B ABC;  3DXA DJ;  3E3Q DE;  3DXA EJ; 
#chains in the LinkProt database with same CATH topology
 3HPJ BDE;  1AGB AC;  3H4F ABC;  3E2H ABQ;  1ZLW HLM;  3KDP ABC;  1OP3 HKL;  1SLV AB;  3DXA KM;  3H9H BDF;  3DXA DE;  3DX7 AC;  3JWN HLM;  3DXA ACD;  3E3Q bY;  3FON ACP;  3GSU AP;  3FFC ACG;  3H9H ACE;  3IXA AB;  3E3Q HJK;  3DXA EIJ;  3DXA FG;  3H9S CD;  3FB6 AB;  1A9B AC;  1ZLV KM;  3FT3 AP;  3GJE AHL;  3DXA ABC;  3HAE JKM;  3E3Q de;  3H7B ACE;  1ZLU HKM;  1A1M ABC;  3H4H BC;  3HAE ABC;  1ZLW KLM;  3HAE DFG;  3E3Q BFG;  3JTT DG;  3JWN CGK;  3DSF HL;  1ZLU HM;  3FQR AC;  3G5Y AB;  1A1O AC;  3FJT AB;  3GSN HP;  3E3Q EW;  3FCS BC;  3FMG HL;  3E3Q BG;  3E3Q HIK;  3FFC FH;  1AGE AC;  3JWN FIK;  3HAE HL;  1A9B BDF;  3E3Q BCG;  1AHW DE;  1UT1 DE;  3EOT HL;  3GSU AB;  3GSO AP;  3HNS HL;  3GJF HL;  3FQT AB;  3HAE DE;  1ZLU KM;  3E3Q PRT;  3HAE ACL;  3E3Q HKP;  3HG1 ABC;  3H9S ACE;  3E3Q HPT;  1A64 AB;  3DXA IKM;  3FRU CD;  1AFV HL;  3IXA CDF;  3E3Q KPT;  1A1N ABC;  3EFF AN;  3HAE GI;  1OP5 HLM;  3FCS ABC;  3JTT AEI;  1ZLU KLM;  1Q8M BC;  3FQN AC;  3HAE ACG;  3E3Q CF;  1AGD AC;  3DX8 AB;  3HCV ABC;  3HPJ DEF;  3HNV HL;  3JWN IKN;  3H4F BC;  1OP3 HM;  3JTT DGH;  3JWN FGN;  1AGB ABC;  3DXA ACJ;  3H9H ADF;  3JTT DFH;  3FT3 ABP;  3HPJ DE;  3HAE NO;  3FFC ABC;  3FON CD;  1UT1 CF;  1OP5 LM;  3EFF BM;  3H9H DF;  1A9E AB;  1AHW AF;  3HPJ AB;  3GEF ACD;  1OP3 KM;  1ZLW HL;  1OM3 HL;  1A5F HL;  3HAE HO;  3HPJ ADF;  3IVK AL;  1ZLW LM;  3IXA ABD;  1CDC AB;  2VSC CD;  3JTT ACI;  3K5S AB;  3EFD KL;  1A9B ABC;  3FQU AB;  3HAE DFI;  3FQX AB;  3FFC DE;  3GEF AB;  3H4H AB;  3H7B AB;  3DXA FHI;  3DXA AC;  1A9B DEF;  3JTT ADG;  3HAE LN;  3IVK ABL;  3GIV ADE;  1A1M AC;  3E3Q eF;  1UT1 AD;  3KDP CDG;  1NQB AC;  1AFV KM;  3H7B DE;  3H7B ABD;  1ZLV LM;  3E3Q cf;  3FQW AC;  3HAE GT;  3IVK BH;  1ZLU HK;  3E3Q DHK;  3E3Q UWX;  2VSC ACD;  3DX9 ACD;  3HAE ACP;  3GSW AB;  3JWN CFN;  3H9S AC;  3HG1 AB;  3HAE ACJ;  3DXA KLM;  1GME CD;  3FOM AB;  3KDP ABD;  3JWN HIL;  2W5P AB;  3FT4 AP;  1ZLV HL;  2VSC AC;  1UT1 ADE;  1OP5 HKM;  3JTT CDI;  3FB5 AB;  3GIV ADF;  3GEF BCD;  1ZXK AB;  3HAE PQ;  3GSV AP;  3DX9 AB;  3GSN AHP;  1OM3 HLM;  3GJE AH;  1AGC AB;  3GIV DF;  3JTT AEG;  3HAE AB;  3JWN IKL;  3FB7 AB;  3DX6 AB;  3FRU ABD;  1ZLW HKLM;  3JTT DE;  3DXA ACH;  3H4F AC;  3E3Q PT;  3DXA IJ;  1AGD ABC;  3GSX AP;  3IGA AB;  3IXA ACD;  3E3Q cef;  3E3Q aZ;  3JTT GH;  3EFD HL;  3DX7 ABC;  1ZLV HKM;  3E3Q RS;  3JTT AB;  3DXA KMO;  1OP3 LM;  3GJF DF;  3H9H ABC;  1OP5 HL;  3GSN AB;  3JWN HMN;  3FRU ABC;  3JTT CDG;  3HAE GJK;  1A8J HL;  3FFC CFH;  3HAE IK;  3E3Q UVX;  3JTT EFH;  3JTT DEG;  3HPJ ACE;  3GSV AB;  2VSC BCD;  3DXA JKM;  1A1N AB;  3H9H DEF;  3GB7 AB;  3FT3 AB;  3JTT ADE;  3GIV ABD;  3IXA DF;  3FCS AB;  3H7B ADF;  3H9H AC;  1Q8M ABD;  3E3Q MN;  3HAE JMN;  3GSO ABP;  3JTT BDE;  3E3Q LY;  3GSQ AB;  3JTT AGI;  1OP3 KLM;  3JWN EHK;  3EFF AM;  3FQR ABC;  3JWN CEH;  3DX8 ABC;  3HCV AB;  3HAE ST;  3JWN CFL;  3E3Q AEQ;  1ZLW HKM;  3GIV DEF;  3HFM HL;  3HAE ACH;  1OM3 HKM;  3E3Q UX;  1AGB AB;  3FQW ABC;  3E2H ACQ;  3HG1 ACE;  3FFC AB;  3GJE BHL;  3FFC FG;  1WWA XY;  3JTT EG;  3HAE PRT;  3JWN GHM;  3H9S ABC;  3FCS AD;  3JWN HLN;  3FON CDE;  3GIV AD;  1A9E ABC;  3HPJ ABC;  3HPL AB;  3GSQ ABP;  3IXA DEF;  3FFC ACD;  3GSN HLP;  1ZLS HL;  3JWN HN;  3DXA AKM;  3GJF EH;  3GEF CD;  3FFC FHI;  3FQX ABC;  3HG1 DE;  3DXA DEJ;  3FCS BCD;  3FQN ABC;  3GEF ABC;  3H4H ABC;  3GJF DE;  1A9B ADF;  3HAE DEF;  3GJF ACL;  3H9H AD;  3IXA ADE;  3DXA FGH;  1AIF AB;  3GJF DEF;  3GJF DFK;  1Q8M AB;  3JWN CGH;  3GIV ACD;  3GJF AB;  1ZLU HL;  3EYU HL;  1ZLU HLM;  3FFC BFH;  3DX7 AB;  3HAE PQR;  3IVK AH;  3JWN EHN;  1AGF AC;  3JWN CEM;  3HAE DFM;  1A9B ACF;  3FQT AC;  3FCS CD;  3HAE DF;  3EFF CK;  3HLA AB;  3GSN HL;  3FT2 ABP;  3KDP ACD;  3IVK HL;  3HAE HLO;  3FOL AB;  1OP5 KLM;  3E3Q KP;  3JTT BDG;  1OM3 KL;  3JWN GH;  3JTT CGH;  3GIZ HL;  3GSW ABP;  3GEF BD;  1UT1 BF;  1AGC ABC;  1ZVN AB;  3FCS ABD;  1AQK HL;  1OM3 KLM;  1Q8M AD;  3GJF DEH;  3JTT AC;  3DXA NO;  3DX6 ABC;  3EFF CD;  3F7V AB;  1ZLV HLM;  3FT2 AP;  3HAE JK;  3JWN GN;  3HAE AJM;  1AGD AB;  3FRU ACD;  3DXA KL;  3JTT AFH;  3FFC FGH;  3GEF ABD;  3JWN IK;  1ZLU LM;  3GSR AP;  3H7B DEF;  3H9H ADE;  3JTT DFG;  3HPJ DF;  3GJE BL;  3JTT ABC;  2VSC ABC;  1OP5 HM;  3JWN CEL;  3FFC ACF;  3H9H ACD;  3DXA ACK;  3IXA AC;  3GJE AL;  3HNT HL;  3H9H DE;  1OP3 HKLM;  1A9E AC;  3GK8 HL;  3GEF AD;  3F7Y AB;  1OP3 HKM;  1OP3 HLM;  1ZLW HK;  3GIV AC;  3GSV ABP;  2VSC BC;  3IXA ABE;  3DXA ACL;  3GJE ABH;  3H9H AB;  3FQX AC;  1Q8M CD;  3H7B ACD;  3JTT ACH;  1AIF AHL;  1AIF AL;  3FON CE;  3H7B AC;  3FT4 ABP;  3FQR AB;  3HAE DFN;  1A1O AB;  3E3Q HKT;  1A9B CDF;  3GIV ABC;  3HAE LO;  3EYS HL;  3GSX ABP;  1Q8M ABC;  3IXA BDF;  1AGE AB;  3GSR AB;  3JTT BFH;  1UT1 BC;  3E3Q ADQ;  3JWN CEK;  3FQW AB;  3E3Q AQ;  3E2H AQ;  3FT4 AB;  1Q8M ABCD;  3JTT CEG;  3H9S ACD;  3FFC DFH;  1A9B ACD;  3H9S AB;  3FFC ACJ;  1AGF ABC;  3FRU AB;  1ZLW HM;  2VSC ABCD;  3KDP ABG;  3JWN HIK;  3GSU ABP;  1ZLV HM;  3FON AB;  1OP3 HK;  3GSN BHP;  3E3Q LO;  3GSX AB;  3FOM ABP;  3DXA CKM;  3HAE PR;  3FQN AB;  1A9B DE;  3HAE JM;  1AGC AC;  3HAE DFL;  3JTT AEF;  3DX8 AC;  3HPJ AD;  3JWN IKM;  3HC3 HL;  3JWN GHI;  1OP3 HL;  3GJF ABC;  3JTT DF;  3JTT DFI;  3H4F AB;  3JWN MN;  3DXA FH;  3KDP AB;  3E3Q cdf;  3JWN LMN;  1ZLU HKL;  3EFD HK;  3GJF KM;  3EFF BN;  3GJE AB;  3KDP CD;  3HPJ AC;  1Q8M BCD;  3GSQ AP;  3FON AP;  1A1N AC;  1OM3 HM;  1ZLW KM;  3HPJ ADE;  3IXA ABC;  3GJF ACH;  3HAE LNO;  2W5P ABC;  3H7B ACF;  3FQU AC;  3HPJ ACD;  3FRU BCD;  3FCS ACD;  3JWN CGL;  3DX9 CD;  3H4H AC;  2W5P BC;  3HAE DFP;  3IXA ADF;  3DXA AB;  3JTT ADF;  1Q8M ACD;  3E3Q LOY;  1A1M AB;  1UT1 AE;  1AIF HL;  3JWN EFH;  3FCT AB;  3JTT AGH;  3JWN GIK;  3H7B DF;  3GEF BC;  3EFF AB;  1OM3 HKLM;  3IXA DE;  3HCV AC;  3GEF AC;  3IVK ABH;  1ZLW HKL;  3HG1 AC;  3EFF DL;  1OM3 HKL;  1A9B AB;  1OP5 HKLM;  1OP5 KM;  3E3Q PST;  3JWN HIM;  3HG1 ACD;  3FFC AC;  1GME AB;  3FQT ABC;  1ZLV HK;  2VSC AB;  3JTT AFG;  3HAE PRS;  3JTT DEI;  3FOL AP;  1OP5 HKL;  3EFF AK;  3FT2 AB;  3DXA ACF;  3KDP BCH;  1ZLU HKLM;  3FRU EF;  1A9B DF;  3JWN CE;  3FFC ACE;  3GSW AP;  3IXA AD;  3IVK BL;  3JWN FHL;  3FB8 AB;  3GIV DE;  1AHW AB;  3HAE AC;  3FOM AP;  3H9S DE;  3KDP CDH;  3DX6 AC;  3E3Q bLY;  3DXA DEI;  3FOL ABP;  2VSC BD;  1A1O ABC;  1ZLV HKLM;  3GIV AB;  3FFC IJ;  3GJF DFM;  3GJE BH;  3JTT AD;  3E3Q bL;  3FON ACE;  3JTT GI;  3JWN CGI;  1AGE ABC;  3GJF AC;  1ZLV HKL;  3GSR ABP;  1QEX AB;  3HAE JMO;  3GSO AB;  3FRU AD;  1OM3 HK;  1UT1 BCF;  3HAE DFK;  3JTT CDF;  1AGF AB;  3GJE ABL;  3JWN CEN;  1ZLV KLM;  3JTT DEF;  1OP5 HK;  3FON ABP;  3JWN CGN;  3EFF CL;  3GJE HL;  3DXA FHJ;  3EFF DK;  3FFC ACI;  3E3Q IJ;  3E3Q VW;  2VSC ABD;  2W5P AC;  3FCS AC;  3KDP ABH;  3FQU ABC;  3E3Q HK;  3JTT BDF;  1OM3 KM;  3IVK AB;  3DXA DKM;  3DXA EFH;  3H7B ABC;  3DXA DJ;  3JWN CEG;  3KDP BCG;  3E3Q DE;  3DXA EJ;  3JWN GMN;  3JWN CFM; 
#chains in the LinkProt database with same CATH homology
 3HPJ BDE;  1AGB AC;  3E2H ABQ;  1ZLW HLM;  3FT3 AP;  1OP3 HKL;  3DXA KM;  3H9H BDF;  3DXA DE;  3DX7 AC;  3DXA ACD;  3E3Q bY;  3FON ACP;  3GSU AP;  3FFC ACG;  3H9H ACE;  3IXA AB;  3E3Q HJK;  3DXA EIJ;  3IXA DF;  3DXA FG;  3H9S CD;  3FB6 AB;  1A9B AC;  1ZLV KM;  3GJF DF;  3GJE AHL;  3DXA ABC;  3HAE JKM;  3E3Q de;  3H7B ACE;  1ZLU HKM;  1A1M ABC;  3HAE ABC;  1ZLW KLM;  3HAE DFG;  3E3Q BFG;  1AGB ABC;  3DSF HL;  1ZLU HM;  3FQR AC;  3G5Y AB;  1A1O AC;  3FJT AB;  3GSN HP;  3E3Q EW;  3FMG HL;  3E3Q BG;  3E3Q HIK;  3FFC FH;  1AGE AC;  3HAE HL;  1A9B BDF;  3HPJ DEF;  1AHW DE;  3EOT HL;  3GSU AB;  3GSO AP;  3HNS HL;  3GJF HL;  3FQT AB;  3HAE DE;  1ZLU KM;  3E3Q PRT;  3HAE ACL;  3E3Q HKP;  3E3Q HPT;  1A64 AB;  3DXA IKM;  3FRU CD;  1AFV HL;  3IXA CDF;  3E3Q KPT;  1A1N ABC;  3EFF AN;  3HAE GI;  1OP5 HLM;  3JTT DEI;  3JTT AEI;  1ZLU KLM;  3FQN AC;  3HAE ACG;  3E3Q CF;  1AGD AC;  3DX8 AB;  3HCV ABC;  3HNV HL;  1OP3 HM;  3JTT DGH;  3JTT DG;  3DXA ACJ;  3H9H ADF;  3JTT DFH;  3FT3 ABP;  3HPJ DE;  3HAE NO;  3FFC ABC;  1Q8M BC;  1OP5 LM;  3EFF BM;  3H9H DF;  1A9E AB;  1AHW AF;  3HPJ AB;  1OP3 KM;  1ZLW HL;  1OM3 HL;  1A5F HL;  3HAE HO;  3HPJ ADF;  3IVK AL;  1ZLW LM;  3IXA ABD;  1CDC AB;  2VSC CD;  3JTT ACI;  3EFD KL;  1A9B ABC;  3FQU AB;  3HAE DFI;  3FQX AB;  3FFC DE;  3H7B AB;  3DXA FHI;  3DXA AC;  1A9B DEF;  3JTT ADG;  3HAE LN;  3IVK ABL;  1A1M AC;  3E3Q eF;  3E3Q UX;  1NQB AC;  1AFV KM;  3H7B DE;  3H7B ABD;  1ZLV LM;  3E3Q cf;  3FQW AC;  3HAE GT;  3IVK BH;  1ZLU HK;  3E3Q DHK;  3E3Q UWX;  2VSC ACD;  3DX9 ACD;  3HAE ACP;  3GSW AB;  3H7B DEF;  3H9S AC;  3HG1 AB;  3HAE ACJ;  3DXA KLM;  1Q8M CD;  3FOM AB;  3HPJ ACE;  3H9S ACD;  3FT4 AP;  1ZLV HL;  2VSC AC;  1OP5 HKM;  3JTT CDI;  3FB5 AB;  3GIV ADF;  3HAE PQ;  3GSV AP;  3DX9 AB;  3GSN AHP;  1OM3 HLM;  3GJE AH;  1AGC AB;  3GIV DF;  3JTT AEG;  3HAE AB;  3FB7 AB;  3DX6 AB;  3FRU ABD;  1ZLW HKLM;  3JTT DE;  3DXA ACH;  3E3Q PT;  3DXA IJ;  1AGD ABC;  3GSX AP;  3IGA AB;  3IXA ACD;  3E3Q cef;  3E3Q aZ;  3JTT GH;  3EFD HL;  3DX7 ABC;  1ZLV HKM;  3E3Q RS;  3JTT AB;  3DXA KMO;  1OP3 LM;  3H9H ABC;  1OP5 HL;  3FON CD;  3FRU ABC;  3JTT CDG;  3HAE GJK;  1A8J HL;  3FFC CFH;  3HAE IK;  3E3Q UVX;  3JTT EFH;  3JTT DEG;  3HAE DFK;  3GSV AB;  2VSC BCD;  3DXA JKM;  1A1N AB;  3H9H DEF;  3GB7 AB;  3FT3 AB;  3JTT ADE;  3GIV ABD;  3IVK BL;  3H7B ADF;  3H9H AC;  1Q8M ABD;  3E3Q MN;  3HAE JMN;  3GSO ABP;  3JTT BDE;  3E3Q LY;  3GSQ AB;  3JTT AGI;  1OP3 KLM;  3EFF AM;  3FQR ABC;  3DX8 ABC;  3HCV AB;  3HAE ST;  3E3Q AEQ;  1ZLW HKM;  3GIV DEF;  3HFM HL;  3HAE ACH;  1OM3 HKM;  1AGB AB;  3FQW ABC;  3E2H ACQ;  3HG1 ACE;  3FFC AB;  3GJE BHL;  3FFC FG;  1WWA XY;  3JTT EG;  3HAE PRT;  3H9S ABC;  3FON CDE;  3GIV AD;  1A9E ABC;  3HPJ ABC;  3HPL AB;  3GSQ ABP;  3IXA DEF;  3FFC ACD;  3GSN HLP;  1ZLS HL;  3DXA AKM;  3GJF EH;  1A9B AB;  3FFC FHI;  3FQX ABC;  3HG1 DE;  3DXA DEJ;  3FQN ABC;  3GJF DE;  1A9B ADF;  3HAE DEF;  3GJF ACL;  3H9H AD;  3IXA ADE;  3DXA FGH;  1AIF AB;  3GJF DEF;  3GJF DFK;  1Q8M AB;  3GIV ACD;  3GJF AB;  1ZLU HL;  3EYU HL;  1ZLU HLM;  3FFC BFH;  3HAE PQR;  3IVK AH;  3HG1 ABC;  1AGF AC;  1OP3 HLM;  3HAE DFM;  1A9B ACF;  3FQT AC;  3HAE DF;  3EFF CK;  3HLA AB;  3GSN HL;  3FT2 ABP;  3IVK HL;  3HAE HLO;  3FOL AB;  1OP5 KLM;  3E3Q KP;  3JTT BDG;  1OM3 KL;  3JTT CGH;  3GIZ HL;  3GSW ABP;  1AGC ABC;  1AQK HL;  1OM3 KLM;  1Q8M AD;  3GJF DEH;  3JTT AC;  3DXA NO;  3DX6 ABC;  3EFF CD;  3F7V AB;  1ZLV HLM;  3FT2 AP;  3HAE JK;  3HAE AJM;  1AGD AB;  3FRU ACD;  3DXA KL;  3JTT AFH;  3FFC FGH;  3DX7 AB;  1ZLU LM;  3GSR AP;  3DXA ACK;  3H9H ADE;  3JTT DFG;  3HPJ DF;  3GJE BL;  3JTT ABC;  2VSC ABC;  1OP5 HM;  3E3Q BCG;  3FFC ACF;  3H9H ACD;  3GSN AB;  3IXA AC;  3GJE AL;  3HNT HL;  3H9H DE;  1OP3 HKLM;  1A9E AC;  3GK8 HL;  3DXA FH;  3F7Y AB;  1OP3 HKM;  1ZLW HK;  3GIV AC;  3GSV ABP;  2VSC BC;  3IXA ABE;  3DXA ACL;  3GJE ABH;  3H9H AB;  3FQX AC;  3H7B ACD;  3JTT ACH;  1AIF AHL;  1AIF AL;  3FON CE;  3H7B AC;  3FT4 ABP;  3FQR AB;  3HAE DFN;  1A1O AB;  3E3Q HKT;  1A9B CDF;  3GIV ABC;  3HAE LO;  3EYS HL;  3GSX ABP;  1Q8M ABC;  3IXA BDF;  1AGE AB;  3GSR AB;  3JTT BFH;  3E3Q ADQ;  3FQW AB;  3E3Q AQ;  3E2H AQ;  3FT4 AB;  1Q8M ABCD;  3JTT CEG;  3FFC DFH;  1A9B ACD;  3H9S AB;  3FFC ACJ;  1AGF ABC;  3FRU AB;  1ZLW HM;  2VSC ABCD;  3GSU ABP;  1ZLV HM;  3FON AB;  1OP3 HK;  3GSN BHP;  3E3Q LO;  3GSX AB;  3FOM ABP;  3DXA CKM;  3HAE PR;  3FQN AB;  1A9B DE;  3HAE JM;  1AGC AC;  3HAE DFL;  3JTT AEF;  3DX8 AC;  3HPJ AD;  3HC3 HL;  1OP3 HL;  3GJF ABC;  3JTT DF;  3JTT DFI;  3E3Q cdf;  1ZLU HKL;  3EFD HK;  3GJF KM;  3EFF BN;  3GJE AB;  3HPJ AC;  1Q8M BCD;  3GSQ AP;  3FON AP;  1A1N AC;  1OM3 HM;  1ZLW KM;  3HPJ ADE;  3IXA ABC;  3GJF ACH;  3HAE LNO;  3H7B ACF;  3FQU AC;  3HPJ ACD;  3FRU BCD;  3DX9 CD;  1OP5 KM;  3HAE DFP;  3IXA ADF;  3DXA AB;  3JTT ADF;  1Q8M ACD;  3E3Q LOY;  1A1M AB;  1AIF HL;  3HAE JMO;  3FCT AB;  3JTT AGH;  3H7B DF;  3EFF AB;  1OM3 HKLM;  3IXA DE;  3HCV AC;  3IVK ABH;  1ZLW HKL;  3HG1 AC;  3EFF DL;  1OM3 HKL;  1OP5 HKLM;  3E3Q PST;  3H9S ACE;  3HG1 ACD;  3FFC AC;  3FQT ABC;  1ZLV HK;  2VSC AB;  3JTT AFG;  3HAE PRS;  3FOL AP;  1OP5 HKL;  3EFF AK;  3FT2 AB;  3DXA ACF;  3GIV ADE;  1ZLU HKLM;  3FRU EF;  1A9B DF;  3FFC ACE;  3GSW AP;  3IXA AD;  3FB8 AB;  3GIV DE;  1AHW AB;  3HAE AC;  3FOM AP;  3H9S DE;  3DX6 AC;  3E3Q bLY;  3DXA DEI;  3FOL ABP;  2VSC BD;  1A1O ABC;  1ZLV HKLM;  3GIV AB;  3FFC IJ;  3GJF DFM;  3GJE BH;  3JTT AD;  3E3Q bL;  3FON ACE;  3JTT GI;  1AGE ABC;  3GJF AC;  1ZLV HKL;  3GSR ABP;  3GSO AB;  3FRU AD;  1OM3 HK;  3JTT CDF;  1AGF AB;  3GJE ABL;  1ZLV KLM;  3JTT DEF;  1OP5 HK;  3FON ABP;  3EFF CL;  3GJE HL;  3DXA FHJ;  3EFF DK;  3FFC ACI;  3E3Q IJ;  3E3Q VW;  2VSC ABD;  3FQU ABC;  3E3Q HK;  3JTT BDF;  1OM3 KM;  3IVK AB;  3DXA DKM;  3DXA EFH;  3H7B ABC;  3DXA DJ;  3E3Q DE;  3DXA EJ; 

#similar chains in the LinkProt database (?% sequence similarity)
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#similar chains, but unlinked
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#similar chains in the pdb database (?% sequence similarity)
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