2GEHA

N-hydroxyurea, a versatile zinc binding function in the design of metalloenzyme inhibitors
Slipknot S +31
Knot core range Knot core length Knot tails range Slipknot tails range Slipknot loops range N-end length C-end length Type
view details
+31 22-254 233 1-21, 255-258 21 4 knot
Chain Sequence
HWGYGKHNGPEHWHKDFPIAKGERQSPVDIDTHTAKYDPSLKPLSVSYDQATSLRILNNGHAFNVEFDDSQDKAVLKGGPLDGTYRLIQFHFHWGSLDGQGSEHTVDKKKYAAELHLVHWNTKYGDFGKAVQQPDGLAVLGIFLKVGSAKPGLQKVVDVLDSIKTKGKSADFTNFDPRGLLPESLDYWTYPGSLTTPPLLECVTWIVLKEPISVSSEQVLKFRKLNFNGEGEPEELMVDNWRPAQPLKNRQIKASFK
Note, that the numbers in the matrix denote the consecutive residues in the loop, not the index of amino acids in the chain!
Knot K 23x +31

  Help Knotting data interpretation Full screen
Knot core range Knot core length Knot tails range Slipknot tails range Slipknot loops range N-end length C-end length Type
+ 31 19-255 237 1-18, 256-258 18 3 knot
Fingerprint Knot forming loop Loop type
K +31 His4 ... Asn62 <->
Bridging ionHg264
<-> His64 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... Gln137 <->
Bridging ionHg263
<-> Cys206 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... His94 <->
Bridging ionZn262
<-> His96 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... His96 <->
Bridging ionZn262
<-> His119 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... His94 <->
Bridging ionZn262
<-> His119 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... Gln137 <->
Bridging ionHg263
<-> Glu205 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... Asn62 <->
Bridging ionHg264
<-> His64 ... Gln137 <->
Bridging ionHg263
<-> Cys206 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... Asn62 <->
Bridging ionHg264
<-> His64 ... His94 <->
Bridging ionZn262
<-> His96 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... His94 <->
Bridging ionZn262
<-> His96 ... Gln137 <->
Bridging ionHg263
<-> Cys206 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... Asn62 <->
Bridging ionHg264
<-> His64 ... His96 <->
Bridging ionZn262
<-> His119 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... His96 <->
Bridging ionZn262
<-> His119 ... Gln137 <->
Bridging ionHg263
<-> Cys206 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... Asn62 <->
Bridging ionHg264
<-> His64 ... His94 <->
Bridging ionZn262
<-> His119 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... His94 <->
Bridging ionZn262
<-> His119 ... Gln137 <->
Bridging ionHg263
<-> Cys206 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... Asn62 <->
Bridging ionHg264
<-> His64 ... Gln137 <->
Bridging ionHg263
<-> Glu205 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... His94 <->
Bridging ionZn262
<-> His96 ... Gln137 <->
Bridging ionHg263
<-> Glu205 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... His96 <->
Bridging ionZn262
<-> His119 ... Gln137 <->
Bridging ionHg263
<-> Glu205 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... His94 <->
Bridging ionZn262
<-> His119 ... Gln137 <->
Bridging ionHg263
<-> Glu205 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... Asn62 <->
Bridging ionHg264
<-> His64 ... His94 <->
Bridging ionZn262
<-> His96 ... Gln137 <->
Bridging ionHg263
<-> Cys206 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... Asn62 <->
Bridging ionHg264
<-> His64 ... His96 <->
Bridging ionZn262
<-> His119 ... Gln137 <->
Bridging ionHg263
<-> Cys206 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... Asn62 <->
Bridging ionHg264
<-> His64 ... His94 <->
Bridging ionZn262
<-> His119 ... Gln137 <->
Bridging ionHg263
<-> Cys206 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... Asn62 <->
Bridging ionHg264
<-> His64 ... His94 <->
Bridging ionZn262
<-> His96 ... Gln137 <->
Bridging ionHg263
<-> Glu205 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... Asn62 <->
Bridging ionHg264
<-> His64 ... His96 <->
Bridging ionZn262
<-> His119 ... Gln137 <->
Bridging ionHg263
<-> Glu205 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... Asn62 <->
Bridging ionHg264
<-> His64 ... His94 <->
Bridging ionZn262
<-> His119 ... Gln137 <->
Bridging ionHg263
<-> Glu205 ...
Chain closureLys261 <-> His4
probabilistic
Chain Sequence
HWGYGKHNGPEHWHKDFPIAKGERQSPVDIDTHTAKYDPSLKPLSVSYDQATSLRILNNGHAFNVEFDDSQDKAVLKGGPLDGTYRLIQFHFHWGSLDGQGSEHTVDKKKYAAELHLVHWNTKYGDFGKAVQQPDGLAVLGIFLKVGSAKPGLQKVVDVLDSIKTKGKSADFTNFDPRGLLPESLDYWTYPGSLTTPPLLECVTWIVLKEPISVSSEQVLKFRKLNFNGEGEPEELMVDNWRPAQPLKNRQIKASFK
Whole chain analysis
Subchain analysis 

Knotoid cutoff: 0.5


Knotoid matrix content: 1

Knot core range Knot core length Knot tails range Slipknot tails range Slipknot loops range N-end length C-end length Type
view details
3.1 24-256 233 1-23, 257-257 23 1 knot
view details
2.1 24-251 228 1-23 257-257 252-256 23 1 slipknot
sequence length 257
structure length 257
publication title N-Hydroxyurea-A versatile zinc binding function in the design of metalloenzyme inhibitors.
pubmed doi rcsb
molecule tags Lyase
molecule keywords Carbonic anhydrase 2
total genus Genus: 75
ec nomenclature ec 4.2.1.1: Carbonate dehydratase.
pdb deposition date 2006-03-20
KnotProt deposition date 2018-10-17

pfam database annotations

chain Pfam Accession Code Pfam Family Identifier Pfam Description
A PF00194 Carb_anhydrase Eukaryotic-type carbonic anhydrase
Image from the rcsb pdb (www.rcsb.org)
cath code
ClassArchitectureTopologyHomologyDomain
3.10.200.10 Alpha Beta Roll Carbonic Anhydrase II Carbonic Anhydrase II 2gehA00
3.10.200.10 Alpha Beta Roll Carbonic Anhydrase II Carbonic Anhydrase II 2gehA00
3KIGA 1IF4A 3B1BA 3M67A 3FFPX 4CACA 3ML5A 1FSRA 2FMGA 3KKXA 1CZMA 2GEHA 1CRMA 3D93A 2AX2A 1CA3A 1HEAA 1CVDA 2AW1A 1YO0A 3JXHC 1T9NA 1CVFA 1TEUX 3LXEA 1A42A 2IT4A 3MWOA 3HKQA 1IF6A 2POUA 2WEJA 1FR4A 2CA2A 1CAIA 1TG9A 1YDAA 3F7BA 1BCDA 1CCSA 1CNWA 1I90A 1BN4A 2FNKA 3IEOA 3M1WA 3BETA 1LUGA 3M2ZA 3M2YA 1HUHA 3DCSA 1HCAA 1HEDA 3D92A 2X7UA 3KWAA 3P4VA 1RZCA 2NXTA 3M1JA 1FQRA 4CA2A 2NWZA 3DC3A 1THKA 1MUAA 3OKVA 3JXGA 3DCCA 1LG6A 1CCTA 1CA2A 3M1QA 2NN7A 3MYQA 1RZBA 1I91A 1CCUA 2OSMA 1I8ZA 2FOSA 1XEVA 1FLJA 3R16A 2NWPA 3DBUA 1URTA 3CA2A 3KONA 3NI5A 4PYYA 2X7SA 1TH9A 1G53A 1CVAA 1HECA 2HOCA 1DMYA 1AM6A 1FSNA 1Y7WA 2FNNA 3OIMA 1Z97A 1Z93A 3KOKA 1G0EA 3MNHA 3IAIA 1YO1A 1BNWA 1G0FA 1LZVA 1IF7A 3D0NA 2W2JA 1KWQA 1ZSBA 3M5TA 3MMFA 3EFTA 1IF9A 3JXFA 2H15A 1JD0A 1HUGA 3DD8A 1KOQA 2NWYA 1CALA 12CAA 1XQ0A 1RAYA 1I9PA 1I9QA 1CAYA 3BL0A 2Q1BA 3NJ9A 1I9LA 3OKUA 1RJ6A 3M40A 1YO2A 1TE3X 2ABEA 1BNQA 1OKNA 3IBLA 2EU2A 1TBTX 3DC9A 1G4JA 1ZSAA 1CNIA 1CAJA 1HEBA 1FQMA 3MNUA 3IBUA 1JV0A 3OIKA 1BICA 1J9WA 2NNVA 2F14A 3M96A 1I9MA 3K7KA 2NNSA 1DCAA 1CAHA 3KS3A 2WEOA 1CVEA 1CAMA 2OSFA 2NN1A 2HKKA 1G45A 3M5SA 2HFWA 3M98A 1V9IC 3MZCA 3MNJA 2Q38A 1G46A 1CAKA 3HKUA 3HKNA 1G6VA 2POVA 3M5EA 3IQKA 1CAOA 3MHOA 1V9EA 6CA2A 3DV7A 3ZNCA 3CZVA 2NNGA 2NXSA 2CABA 1RZEA 1XPZA 3MNKA 3DAZA 3PYKA 2HFYA 2CBCA 1RZAA 1TG3A 7CA2A 1LGDA 1KEQA 1G3ZA 2ILIA 2EZ7A 2HFXA 3MNIA 1ZSCA 3IBNA 2CBEA 1CIMA 1CNYA 1IF8A 1YDBA 1RAZA 3N4BA 1XEGA 2NXRA 1I9NA 2NNOA 2FOUA 1FQLA 3HS4A 3N3JA 2GD8A 1G1DA 3DA2A 8CA2A 1CNXA 3MHCA 3IBIA 1YDCA 1UGAA 1CNGA 2CBBA 1H9QA 2VVAX 1KWRA 1AZMA 2FNMA 1CRAA 1CINA 1HVAA 3IGPA 2O4ZA 3PO6A 2X7TA 1ZE8A 3D8WA 1H9NA 2WEHA 3MHLA 9CA2A 3HFPA 1AVNA 3B4FA 3FW3A 3BL1A 1CVCA 1BNTA 1LG5A 1YDDA 1CVHA 5CACA 2Q1QA 2POWA 1BNUA 3HKTA 3DVCA 3CAJA 1G48A 2FOQA 3MHIA 1TTMA 2FW4A 1IF5A 3K34A 2VVBX 3K2FA 2NWOA 2HNCA 1OQ5A 2NMXA 1CNHA 1G4OA 3D9ZA 1EOUA 3M3XA 1CANA 2CBDA 1HCBA 3M2NA 3OILA 2HL4A 3DD0A 3F8EA 1UGBA 3ML2A 3R17B 3HLJA 1I9OA 3N0NA 1KOPA 1RZDA 1BV3A 1CAZA 3MDZA 3MNAA 1FQNA 1ZNCA 3EFIA 3MHMA 5CA2A 1UGEA 2WD3A 2CBAA 3L14A 3F7UA 1BN3A 1UGDA 1FR7A 1BN1A 2ZNCA 2EU3A 3FE4A 2WEGA 1BNVA 3N2PA 2FMZA 2HD6A 2WD2A 1BNNA 1F2WA 1RJ5A 3DCWA 3DVDA 1CNCA 1UGFA 1DCBA 3F4XA 1BNMA 1CVBA 1H4NA 1G52A 1CNJA 3DVBA 1FSQA 3GZ0A 1BZMA 1CILA 3C7PA 1OKMA
chains in the KnotProt database with same CATH superfamily
3KIGA 1IF4A 3B1BA 3M67A 3FFPX 4CACA 3ML5A 1FSRA 2FMGA 3KKXA 1CZMA 2GEHA 1CRMA 3D93A 2AX2A 1CA3A 1HEAA 1CVDA 2AW1A 1YO0A 3JXHC 1T9NA 1CVFA 1TEUX 3LXEA 1A42A 2IT4A 3MWOA 3HKQA 1IF6A 2POUA 2WEJA 1FR4A 2CA2A 1CAIA 1TG9A 1YDAA 3F7BA 1BCDA 1CCSA 1CNWA 1I90A 1BN4A 2FNKA 3IEOA 3M1WA 3BETA 1LUGA 3M2ZA 3M2YA 1HUHA 3DCSA 1HCAA 1HEDA 3D92A 2X7UA 3KWAA 3P4VA 1RZCA 2NXTA 3M1JA 1FQRA 4CA2A 2NWZA 3DC3A 1THKA 1MUAA 3OKVA 3JXGA 3DCCA 1LG6A 1CCTA 1CA2A 3M1QA 2NN7A 3MYQA 1RZBA 1I91A 1CCUA 2OSMA 1I8ZA 2FOSA 1XEVA 1FLJA 3R16A 2NWPA 3DBUA 1URTA 3CA2A 3KONA 3NI5A 4PYYA 2X7SA 1TH9A 1G53A 1CVAA 1HECA 2HOCA 1DMYA 1AM6A 1FSNA 1Y7WA 2FNNA 3OIMA 1Z97A 1Z93A 3KOKA 1G0EA 3MNHA 3IAIA 1YO1A 1BNWA 1G0FA 1LZVA 1IF7A 3D0NA 2W2JA 1KWQA 1ZSBA 3M5TA 3MMFA 3EFTA 1IF9A 3JXFA 2H15A 1JD0A 1HUGA 3DD8A 1KOQA 2NWYA 1CALA 12CAA 1XQ0A 1RAYA 1I9PA 1I9QA 1CAYA 3BL0A 2Q1BA 3NJ9A 1I9LA 3OKUA 1RJ6A 3M40A 1YO2A 1TE3X 2ABEA 1BNQA 1OKNA 3IBLA 2EU2A 1TBTX 3DC9A 1G4JA 1ZSAA 1CNIA 1CAJA 1HEBA 1FQMA 3MNUA 3IBUA 1JV0A 3OIKA 1BICA 1J9WA 2NNVA 2F14A 3M96A 1I9MA 3K7KA 2NNSA 1DCAA 1CAHA 3KS3A 2WEOA 1CVEA 1CAMA 2OSFA 2NN1A 2HKKA 1G45A 3M5SA 2HFWA 3M98A 1V9IC 3MZCA 3MNJA 2Q38A 1G46A 1CAKA 3HKUA 3HKNA 1G6VA 2POVA 3M5EA 3IQKA 1CAOA 3MHOA 1V9EA 6CA2A 3DV7A 3ZNCA 3CZVA 2NNGA 2NXSA 2CABA 1RZEA 1XPZA 3MNKA 3DAZA 3PYKA 2HFYA 2CBCA 1RZAA 1TG3A 7CA2A 1LGDA 1KEQA 1G3ZA 2ILIA 2EZ7A 2HFXA 3MNIA 1ZSCA 3IBNA 2CBEA 1CIMA 1CNYA 1IF8A 1YDBA 1RAZA 3N4BA 1XEGA 2NXRA 1I9NA 2NNOA 2FOUA 1FQLA 3HS4A 3N3JA 2GD8A 1G1DA 3DA2A 8CA2A 1CNXA 3MHCA 3IBIA 1YDCA 1UGAA 1CNGA 2CBBA 1H9QA 2VVAX 1KWRA 1AZMA 2FNMA 1CRAA 1CINA 1HVAA 3IGPA 2O4ZA 3PO6A 2X7TA 1ZE8A 3D8WA 1H9NA 2WEHA 3MHLA 9CA2A 3HFPA 1AVNA 3B4FA 3FW3A 3BL1A 1CVCA 1BNTA 1LG5A 1YDDA 1CVHA 5CACA 2Q1QA 2POWA 1BNUA 3HKTA 3DVCA 3CAJA 1G48A 2FOQA 3MHIA 1TTMA 2FW4A 1IF5A 3K34A 2VVBX 3K2FA 2NWOA 2HNCA 1OQ5A 2NMXA 1CNHA 1G4OA 3D9ZA 1EOUA 3M3XA 1CANA 2CBDA 1HCBA 3M2NA 3OILA 2HL4A 3DD0A 3F8EA 1UGBA 3ML2A 3R17B 3HLJA 1I9OA 3N0NA 1KOPA 1RZDA 1BV3A 1CAZA 3MDZA 3MNAA 1FQNA 1ZNCA 3EFIA 3MHMA 5CA2A 1UGEA 2WD3A 2CBAA 3L14A 3F7UA 1BN3A 1UGDA 1FR7A 1BN1A 2ZNCA 2EU3A 3FE4A 2WEGA 1BNVA 3N2PA 2FMZA 2HD6A 2WD2A 1BNNA 1F2WA 1RJ5A 3DCWA 3DVDA 1CNCA 1UGFA 1DCBA 3F4XA 1BNMA 1CVBA 1H4NA 1G52A 1CNJA 3DVBA 1FSQA 3GZ0A 1BZMA 1CILA 3C7PA 1OKMA
chains in the KnotProt database with same CATH topology
3KIGA 1IF4A 3B1BA 3M67A 3FFPX 4CACA 3ML5A 1FSRA 2FMGA 3KKXA 1CZMA 2GEHA 1CRMA 3D93A 2AX2A 1CA3A 1HEAA 1CVDA 2AW1A 1YO0A 3JXHC 1T9NA 1CVFA 1TEUX 3LXEA 1A42A 2IT4A 3MWOA 3HKQA 1IF6A 2POUA 2WEJA 1FR4A 2CA2A 1CAIA 1TG9A 1YDAA 3F7BA 1BCDA 1CCSA 1CNWA 1I90A 1BN4A 2FNKA 3IEOA 3M1WA 3BETA 1LUGA 3M2ZA 3M2YA 1HUHA 3DCSA 1HCAA 1HEDA 3D92A 2X7UA 3KWAA 3P4VA 1RZCA 2NXTA 3M1JA 1FQRA 4CA2A 2NWZA 3DC3A 1THKA 1MUAA 3OKVA 3JXGA 3DCCA 1LG6A 1CCTA 1CA2A 3M1QA 2NN7A 3MYQA 1RZBA 1I91A 1CCUA 2OSMA 1I8ZA 2FOSA 1XEVA 1FLJA 3R16A 2NWPA 3DBUA 1URTA 3CA2A 3KONA 3NI5A 2X7SA 1TH9A 1G53A 1CVAA 1HECA 2HOCA 1DMYA 1AM6A 1FSNA 1Y7WA 2FNNA 3OIMA 1Z97A 1Z93A 3KOKA 1G0EA 3MNHA 3IAIA 1YO1A 1BNWA 1G0FA 1LZVA 1IF7A 3D0NA 2W2JA 1KWQA 1ZSBA 3M5TA 3MMFA 3EFTA 1IF9A 3JXFA 2H15A 1JD0A 1HUGA 3DD8A 1KOQA 2NWYA 1CALA 12CAA 1XQ0A 1RAYA 1I9PA 1I9QA 1CAYA 3BL0A 2Q1BA 3NJ9A 1I9LA 3OKUA 1RJ6A 3M40A 1YO2A 1TE3X 2ABEA 1BNQA 1OKNA 3IBLA 2EU2A 1TBTX 3DC9A 1G4JA 1ZSAA 1CNIA 1CAJA 1HEBA 1FQMA 3MNUA 3IBUA 1JV0A 3OIKA 1BICA 1J9WA 2NNVA 2F14A 3M96A 1I9MA 3K7KA 2NNSA 1DCAA 1CAHA 3KS3A 2WEOA 1CVEA 1CAMA 2OSFA 2NN1A 2HKKA 1G45A 3M5SA 2HFWA 3M98A 1V9IC 3MZCA 3MNJA 2Q38A 1G46A 1CAKA 3HKUA 3HKNA 1G6VA 2POVA 3M5EA 3IQKA 1CAOA 3MHOA 1V9EA 6CA2A 3DV7A 3ZNCA 3CZVA 2NNGA 2NXSA 2CABA 1RZEA 1XPZA 3MNKA 3DAZA 3PYKA 2HFYA 2CBCA 1RZAA 1TG3A 7CA2A 1LGDA 1KEQA 1G3ZA 2ILIA 2EZ7A 2HFXA 3MNIA 1ZSCA 3IBNA 2CBEA 1CIMA 1CNYA 1IF8A 1YDBA 1RAZA 3N4BA 1XEGA 2NXRA 1I9NA 2NNOA 2FOUA 1FQLA 3HS4A 3N3JA 2GD8A 1G1DA 3DA2A 8CA2A 1CNXA 3MHCA 3IBIA 1YDCA 1UGAA 1CNGA 2CBBA 1H9QA 2VVAX 1KWRA 1AZMA 2FNMA 1CRAA 1CINA 1HVAA 3IGPA 2O4ZA 3PO6A 2X7TA 1ZE8A 3D8WA 1H9NA 2WEHA 3MHLA 9CA2A 3HFPA 1AVNA 3B4FA 3FW3A 3BL1A 1CVCA 1BNTA 1LG5A 1YDDA 1CVHA 5CACA 2Q1QA 2POWA 1BNUA 3HKTA 3DVCA 3CAJA 1G48A 2FOQA 3MHIA 1TTMA 2FW4A 1IF5A 3K34A 2VVBX 3K2FA 2NWOA 2HNCA 1OQ5A 2NMXA 1CNHA 1G4OA 3D9ZA 1EOUA 3M3XA 1CANA 2CBDA 1HCBA 3M2NA 3OILA 2HL4A 3DD0A 3F8EA 1UGBA 3ML2A 3R17B 3HLJA 1I9OA 3N0NA 1KOPA 1RZDA 1BV3A 1CAZA 3MDZA 3MNAA 1FQNA 1ZNCA 3EFIA 3MHMA 5CA2A 1UGEA 2WD3A 2CBAA 3L14A 3F7UA 1BN3A 1UGDA 1FR7A 1BN1A 2ZNCA 2EU3A 3FE4A 2WEGA 1BNVA 3N2PA 2FMZA 2HD6A 2WD2A 1BNNA 1F2WA 1RJ5A 3DCWA 3DVDA 1CNCA 1UGFA 1DCBA 3F4XA 1BNMA 1CVBA 1H4NA 1G52A 1CNJA 3DVBA 1FSQA 3GZ0A 1BZMA 1CILA 3C7PA 1OKMA
chains in the KnotProt database with same CATH homology


 
#chains in the KnotProt database with same CATH superfamily
 3KIG A;  1IF4 A;  3B1B A;  3M67 A;  3FFP X;  4CAC A;  3ML5 A;  1FSR A;  2FMG A;  3KKX A;  1CZM A;  2GEH A;  1CRM A;  3D93 A;  2AX2 A;  1CA3 A;  1HEA A;  1CVD A;  2AW1 A;  1YO0 A;  3JXH C;  1T9N A;  1CVF A;  1TEU X;  3LXE A;  1A42 A;  2IT4 A;  3MWO A;  3HKQ A;  1IF6 A;  2POU A;  2WEJ A;  1FR4 A;  2CA2 A;  1CAI A;  1TG9 A;  1YDA A;  3F7B A;  1BCD A;  1CCS A;  1CNW A;  1I90 A;  1BN4 A;  2FNK A;  3IEO A;  3M1W A;  3BET A;  1LUG A;  3M2Z A;  3M2Y A;  1HUH A;  3DCS A;  1HCA A;  1HED A;  3D92 A;  2X7U A;  3KWA A;  3P4V A;  1RZC A;  2NXT A;  3M1J A;  1FQR A;  4CA2 A;  2NWZ A;  3DC3 A;  1THK A;  1MUA A;  3OKV A;  3JXG A;  3DCC A;  1LG6 A;  1CCT A;  1CA2 A;  3M1Q A;  2NN7 A;  3MYQ A;  1RZB A;  1I91 A;  1CCU A;  2OSM A;  1I8Z A;  2FOS A;  1XEV A;  1FLJ A;  3R16 A;  2NWP A;  3DBU A;  1URT A;  3CA2 A;  3KON A;  3NI5 A;  4PYY A;  2X7S A;  1TH9 A;  1G53 A;  1CVA A;  1HEC A;  2HOC A;  1DMY A;  1AM6 A;  1FSN A;  1Y7W A;  2FNN A;  3OIM A;  1Z97 A;  1Z93 A;  3KOK A;  1G0E A;  3MNH A;  3IAI A;  1YO1 A;  1BNW A;  1G0F A;  1LZV A;  1IF7 A;  3D0N A;  2W2J A;  1KWQ A;  1ZSB A;  3M5T A;  3MMF A;  3EFT A;  1IF9 A;  3JXF A;  2H15 A;  1JD0 A;  1HUG A;  3DD8 A;  1KOQ A;  2NWY A;  1CAL A;  12CA A;  1XQ0 A;  1RAY A;  1I9P A;  1I9Q A;  1CAY A;  3BL0 A;  2Q1B A;  3NJ9 A;  1I9L A;  3OKU A;  1RJ6 A;  3M40 A;  1YO2 A;  1TE3 X;  2ABE A;  1BNQ A;  1OKN A;  3IBL A;  2EU2 A;  1TBT X;  3DC9 A;  1G4J A;  1ZSA A;  1CNI A;  1CAJ A;  1HEB A;  1FQM A;  3MNU A;  3IBU A;  1JV0 A;  3OIK A;  1BIC A;  1J9W A;  2NNV A;  2F14 A;  3M96 A;  1I9M A;  3K7K A;  2NNS A;  1DCA A;  1CAH A;  3KS3 A;  2WEO A;  1CVE A;  1CAM A;  2OSF A;  2NN1 A;  2HKK A;  1G45 A;  3M5S A;  2HFW A;  3M98 A;  1V9I C;  3MZC A;  3MNJ A;  2Q38 A;  1G46 A;  1CAK A;  3HKU A;  3HKN A;  1G6V A;  2POV A;  3M5E A;  3IQK A;  1CAO A;  3MHO A;  1V9E A;  6CA2 A;  3DV7 A;  3ZNC A;  3CZV A;  2NNG A;  2NXS A;  2CAB A;  1RZE A;  1XPZ A;  3MNK A;  3DAZ A;  3PYK A;  2HFY A;  2CBC A;  1RZA A;  1TG3 A;  7CA2 A;  1LGD A;  1KEQ A;  1G3Z A;  2ILI A;  2EZ7 A;  2HFX A;  3MNI A;  1ZSC A;  3IBN A;  2CBE A;  1CIM A;  1CNY A;  1IF8 A;  1YDB A;  1RAZ A;  3N4B A;  1XEG A;  2NXR A;  1I9N A;  2NNO A;  2FOU A;  1FQL A;  3HS4 A;  3N3J A;  2GD8 A;  1G1D A;  3DA2 A;  8CA2 A;  1CNX A;  3MHC A;  3IBI A;  1YDC A;  1UGA A;  1CNG A;  2CBB A;  1H9Q A;  2VVA X;  1KWR A;  1AZM A;  2FNM A;  1CRA A;  1CIN A;  1HVA A;  3IGP A;  2O4Z A;  3PO6 A;  2X7T A;  1ZE8 A;  3D8W A;  1H9N A;  2WEH A;  3MHL A;  9CA2 A;  3HFP A;  1AVN A;  3B4F A;  3FW3 A;  3BL1 A;  1CVC A;  1BNT A;  1LG5 A;  1YDD A;  1CVH A;  5CAC A;  2Q1Q A;  2POW A;  1BNU A;  3HKT A;  3DVC A;  3CAJ A;  1G48 A;  2FOQ A;  3MHI A;  1TTM A;  2FW4 A;  1IF5 A;  3K34 A;  2VVB X;  3K2F A;  2NWO A;  2HNC A;  1OQ5 A;  2NMX A;  1CNH A;  1G4O A;  3D9Z A;  1EOU A;  3M3X A;  1CAN A;  2CBD A;  1HCB A;  3M2N A;  3OIL A;  2HL4 A;  3DD0 A;  3F8E A;  1UGB A;  3ML2 A;  3R17 B;  3HLJ A;  1I9O A;  3N0N A;  1KOP A;  1RZD A;  1BV3 A;  1CAZ A;  3MDZ A;  3MNA A;  1FQN A;  1ZNC A;  3EFI A;  3MHM A;  5CA2 A;  1UGE A;  2WD3 A;  2CBA A;  3L14 A;  3F7U A;  1BN3 A;  1UGD A;  1FR7 A;  1BN1 A;  2ZNC A;  2EU3 A;  3FE4 A;  2WEG A;  1BNV A;  3N2P A;  2FMZ A;  2HD6 A;  2WD2 A;  1BNN A;  1F2W A;  1RJ5 A;  3DCW A;  3DVD A;  1CNC A;  1UGF A;  1DCB A;  3F4X A;  1BNM A;  1CVB A;  1H4N A;  1G52 A;  1CNJ A;  3DVB A;  1FSQ A;  3GZ0 A;  1BZM A;  1CIL A;  3C7P A;  1OKM A; 
#chains in the KnotProt database with same CATH topology
 3KIG A;  1IF4 A;  3B1B A;  3M67 A;  3FFP X;  4CAC A;  3ML5 A;  1FSR A;  2FMG A;  3KKX A;  1CZM A;  2GEH A;  1CRM A;  3D93 A;  2AX2 A;  1CA3 A;  1HEA A;  1CVD A;  2AW1 A;  1YO0 A;  3JXH C;  1T9N A;  1CVF A;  1TEU X;  3LXE A;  1A42 A;  2IT4 A;  3MWO A;  3HKQ A;  1IF6 A;  2POU A;  2WEJ A;  1FR4 A;  2CA2 A;  1CAI A;  1TG9 A;  1YDA A;  3F7B A;  1BCD A;  1CCS A;  1CNW A;  1I90 A;  1BN4 A;  2FNK A;  3IEO A;  3M1W A;  3BET A;  1LUG A;  3M2Z A;  3M2Y A;  1HUH A;  3DCS A;  1HCA A;  1HED A;  3D92 A;  2X7U A;  3KWA A;  3P4V A;  1RZC A;  2NXT A;  3M1J A;  1FQR A;  4CA2 A;  2NWZ A;  3DC3 A;  1THK A;  1MUA A;  3OKV A;  3JXG A;  3DCC A;  1LG6 A;  1CCT A;  1CA2 A;  3M1Q A;  2NN7 A;  3MYQ A;  1RZB A;  1I91 A;  1CCU A;  2OSM A;  1I8Z A;  2FOS A;  1XEV A;  1FLJ A;  3R16 A;  2NWP A;  3DBU A;  1URT A;  3CA2 A;  3KON A;  3NI5 A;  4PYY A;  2X7S A;  1TH9 A;  1G53 A;  1CVA A;  1HEC A;  2HOC A;  1DMY A;  1AM6 A;  1FSN A;  1Y7W A;  2FNN A;  3OIM A;  1Z97 A;  1Z93 A;  3KOK A;  1G0E A;  3MNH A;  3IAI A;  1YO1 A;  1BNW A;  1G0F A;  1LZV A;  1IF7 A;  3D0N A;  2W2J A;  1KWQ A;  1ZSB A;  3M5T A;  3MMF A;  3EFT A;  1IF9 A;  3JXF A;  2H15 A;  1JD0 A;  1HUG A;  3DD8 A;  1KOQ A;  2NWY A;  1CAL A;  12CA A;  1XQ0 A;  1RAY A;  1I9P A;  1I9Q A;  1CAY A;  3BL0 A;  2Q1B A;  3NJ9 A;  1I9L A;  3OKU A;  1RJ6 A;  3M40 A;  1YO2 A;  1TE3 X;  2ABE A;  1BNQ A;  1OKN A;  3IBL A;  2EU2 A;  1TBT X;  3DC9 A;  1G4J A;  1ZSA A;  1CNI A;  1CAJ A;  1HEB A;  1FQM A;  3MNU A;  3IBU A;  1JV0 A;  3OIK A;  1BIC A;  1J9W A;  2NNV A;  2F14 A;  3M96 A;  1I9M A;  3K7K A;  2NNS A;  1DCA A;  1CAH A;  3KS3 A;  2WEO A;  1CVE A;  1CAM A;  2OSF A;  2NN1 A;  2HKK A;  1G45 A;  3M5S A;  2HFW A;  3M98 A;  1V9I C;  3MZC A;  3MNJ A;  2Q38 A;  1G46 A;  1CAK A;  3HKU A;  3HKN A;  1G6V A;  2POV A;  3M5E A;  3IQK A;  1CAO A;  3MHO A;  1V9E A;  6CA2 A;  3DV7 A;  3ZNC A;  3CZV A;  2NNG A;  2NXS A;  2CAB A;  1RZE A;  1XPZ A;  3MNK A;  3DAZ A;  3PYK A;  2HFY A;  2CBC A;  1RZA A;  1TG3 A;  7CA2 A;  1LGD A;  1KEQ A;  1G3Z A;  2ILI A;  2EZ7 A;  2HFX A;  3MNI A;  1ZSC A;  3IBN A;  2CBE A;  1CIM A;  1CNY A;  1IF8 A;  1YDB A;  1RAZ A;  3N4B A;  1XEG A;  2NXR A;  1I9N A;  2NNO A;  2FOU A;  1FQL A;  3HS4 A;  3N3J A;  2GD8 A;  1G1D A;  3DA2 A;  8CA2 A;  1CNX A;  3MHC A;  3IBI A;  1YDC A;  1UGA A;  1CNG A;  2CBB A;  1H9Q A;  2VVA X;  1KWR A;  1AZM A;  2FNM A;  1CRA A;  1CIN A;  1HVA A;  3IGP A;  2O4Z A;  3PO6 A;  2X7T A;  1ZE8 A;  3D8W A;  1H9N A;  2WEH A;  3MHL A;  9CA2 A;  3HFP A;  1AVN A;  3B4F A;  3FW3 A;  3BL1 A;  1CVC A;  1BNT A;  1LG5 A;  1YDD A;  1CVH A;  5CAC A;  2Q1Q A;  2POW A;  1BNU A;  3HKT A;  3DVC A;  3CAJ A;  1G48 A;  2FOQ A;  3MHI A;  1TTM A;  2FW4 A;  1IF5 A;  3K34 A;  2VVB X;  3K2F A;  2NWO A;  2HNC A;  1OQ5 A;  2NMX A;  1CNH A;  1G4O A;  3D9Z A;  1EOU A;  3M3X A;  1CAN A;  2CBD A;  1HCB A;  3M2N A;  3OIL A;  2HL4 A;  3DD0 A;  3F8E A;  1UGB A;  3ML2 A;  3R17 B;  3HLJ A;  1I9O A;  3N0N A;  1KOP A;  1RZD A;  1BV3 A;  1CAZ A;  3MDZ A;  3MNA A;  1FQN A;  1ZNC A;  3EFI A;  3MHM A;  5CA2 A;  1UGE A;  2WD3 A;  2CBA A;  3L14 A;  3F7U A;  1BN3 A;  1UGD A;  1FR7 A;  1BN1 A;  2ZNC A;  2EU3 A;  3FE4 A;  2WEG A;  1BNV A;  3N2P A;  2FMZ A;  2HD6 A;  2WD2 A;  1BNN A;  1F2W A;  1RJ5 A;  3DCW A;  3DVD A;  1CNC A;  1UGF A;  1DCB A;  3F4X A;  1BNM A;  1CVB A;  1H4N A;  1G52 A;  1CNJ A;  3DVB A;  1FSQ A;  3GZ0 A;  1BZM A;  1CIL A;  3C7P A;  1OKM A; 
#chains in the KnotProt database with same CATH homology
 3KIG A;  1IF4 A;  3B1B A;  3M67 A;  3FFP X;  4CAC A;  3ML5 A;  1FSR A;  2FMG A;  3KKX A;  1CZM A;  2GEH A;  1CRM A;  3D93 A;  2AX2 A;  1CA3 A;  1HEA A;  1CVD A;  2AW1 A;  1YO0 A;  3JXH C;  1T9N A;  1CVF A;  1TEU X;  3LXE A;  1A42 A;  2IT4 A;  3MWO A;  3HKQ A;  1IF6 A;  2POU A;  2WEJ A;  1FR4 A;  2CA2 A;  1CAI A;  1TG9 A;  1YDA A;  3F7B A;  1BCD A;  1CCS A;  1CNW A;  1I90 A;  1BN4 A;  2FNK A;  3IEO A;  3M1W A;  3BET A;  1LUG A;  3M2Z A;  3M2Y A;  1HUH A;  3DCS A;  1HCA A;  1HED A;  3D92 A;  2X7U A;  3KWA A;  3P4V A;  1RZC A;  2NXT A;  3M1J A;  1FQR A;  4CA2 A;  2NWZ A;  3DC3 A;  1THK A;  1MUA A;  3OKV A;  3JXG A;  3DCC A;  1LG6 A;  1CCT A;  1CA2 A;  3M1Q A;  2NN7 A;  3MYQ A;  1RZB A;  1I91 A;  1CCU A;  2OSM A;  1I8Z A;  2FOS A;  1XEV A;  1FLJ A;  3R16 A;  2NWP A;  3DBU A;  1URT A;  3CA2 A;  3KON A;  3NI5 A;  2X7S A;  1TH9 A;  1G53 A;  1CVA A;  1HEC A;  2HOC A;  1DMY A;  1AM6 A;  1FSN A;  1Y7W A;  2FNN A;  3OIM A;  1Z97 A;  1Z93 A;  3KOK A;  1G0E A;  3MNH A;  3IAI A;  1YO1 A;  1BNW A;  1G0F A;  1LZV A;  1IF7 A;  3D0N A;  2W2J A;  1KWQ A;  1ZSB A;  3M5T A;  3MMF A;  3EFT A;  1IF9 A;  3JXF A;  2H15 A;  1JD0 A;  1HUG A;  3DD8 A;  1KOQ A;  2NWY A;  1CAL A;  12CA A;  1XQ0 A;  1RAY A;  1I9P A;  1I9Q A;  1CAY A;  3BL0 A;  2Q1B A;  3NJ9 A;  1I9L A;  3OKU A;  1RJ6 A;  3M40 A;  1YO2 A;  1TE3 X;  2ABE A;  1BNQ A;  1OKN A;  3IBL A;  2EU2 A;  1TBT X;  3DC9 A;  1G4J A;  1ZSA A;  1CNI A;  1CAJ A;  1HEB A;  1FQM A;  3MNU A;  3IBU A;  1JV0 A;  3OIK A;  1BIC A;  1J9W A;  2NNV A;  2F14 A;  3M96 A;  1I9M A;  3K7K A;  2NNS A;  1DCA A;  1CAH A;  3KS3 A;  2WEO A;  1CVE A;  1CAM A;  2OSF A;  2NN1 A;  2HKK A;  1G45 A;  3M5S A;  2HFW A;  3M98 A;  1V9I C;  3MZC A;  3MNJ A;  2Q38 A;  1G46 A;  1CAK A;  3HKU A;  3HKN A;  1G6V A;  2POV A;  3M5E A;  3IQK A;  1CAO A;  3MHO A;  1V9E A;  6CA2 A;  3DV7 A;  3ZNC A;  3CZV A;  2NNG A;  2NXS A;  2CAB A;  1RZE A;  1XPZ A;  3MNK A;  3DAZ A;  3PYK A;  2HFY A;  2CBC A;  1RZA A;  1TG3 A;  7CA2 A;  1LGD A;  1KEQ A;  1G3Z A;  2ILI A;  2EZ7 A;  2HFX A;  3MNI A;  1ZSC A;  3IBN A;  2CBE A;  1CIM A;  1CNY A;  1IF8 A;  1YDB A;  1RAZ A;  3N4B A;  1XEG A;  2NXR A;  1I9N A;  2NNO A;  2FOU A;  1FQL A;  3HS4 A;  3N3J A;  2GD8 A;  1G1D A;  3DA2 A;  8CA2 A;  1CNX A;  3MHC A;  3IBI A;  1YDC A;  1UGA A;  1CNG A;  2CBB A;  1H9Q A;  2VVA X;  1KWR A;  1AZM A;  2FNM A;  1CRA A;  1CIN A;  1HVA A;  3IGP A;  2O4Z A;  3PO6 A;  2X7T A;  1ZE8 A;  3D8W A;  1H9N A;  2WEH A;  3MHL A;  9CA2 A;  3HFP A;  1AVN A;  3B4F A;  3FW3 A;  3BL1 A;  1CVC A;  1BNT A;  1LG5 A;  1YDD A;  1CVH A;  5CAC A;  2Q1Q A;  2POW A;  1BNU A;  3HKT A;  3DVC A;  3CAJ A;  1G48 A;  2FOQ A;  3MHI A;  1TTM A;  2FW4 A;  1IF5 A;  3K34 A;  2VVB X;  3K2F A;  2NWO A;  2HNC A;  1OQ5 A;  2NMX A;  1CNH A;  1G4O A;  3D9Z A;  1EOU A;  3M3X A;  1CAN A;  2CBD A;  1HCB A;  3M2N A;  3OIL A;  2HL4 A;  3DD0 A;  3F8E A;  1UGB A;  3ML2 A;  3R17 B;  3HLJ A;  1I9O A;  3N0N A;  1KOP A;  1RZD A;  1BV3 A;  1CAZ A;  3MDZ A;  3MNA A;  1FQN A;  1ZNC A;  3EFI A;  3MHM A;  5CA2 A;  1UGE A;  2WD3 A;  2CBA A;  3L14 A;  3F7U A;  1BN3 A;  1UGD A;  1FR7 A;  1BN1 A;  2ZNC A;  2EU3 A;  3FE4 A;  2WEG A;  1BNV A;  3N2P A;  2FMZ A;  2HD6 A;  2WD2 A;  1BNN A;  1F2W A;  1RJ5 A;  3DCW A;  3DVD A;  1CNC A;  1UGF A;  1DCB A;  3F4X A;  1BNM A;  1CVB A;  1H4N A;  1G52 A;  1CNJ A;  3DVB A;  1FSQ A;  3GZ0 A;  1BZM A;  1CIL A;  3C7P A;  1OKM A; 
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similar chains in the KnotProt database (?% sequence similarity)
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similar chains in the pdb database (?% sequence similarity)

 
#similar chains in the KnotProt database (?% sequence similarity)
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#similar chains, but unknotted
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