5AMDA

Three dimensional structure of human carbonic anhydrase ii in complex with 2-((2-phenylethyl)sulfamoyl)-4-sulfamoylbenzoic acid
Knot K +31
Knot core range Knot core length Knot tails range Slipknot tails range Slipknot loops range N-end length C-end length Type
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+31 24-255 232 1-23, 256-258 23 3 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 3x +31
Knot core range Knot core length Knot tails range Slipknot tails range Slipknot loops range N-end length C-end length Type
+ 31 24-255 232 1-23, 256-258 23 3 knot
Fingerprint Knot forming loop Loop type
K +31 His4 ... His94 <->
Bridging ionZn265
<-> His96 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... His96 <->
Bridging ionZn265
<-> His119 ...
Chain closureLys261 <-> His4
probabilistic
K +31 His4 ... His94 <->
Bridging ionZn265
<-> His119 ...
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
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3.1 26-255 230 1-25, 256-257 25 2 knot
view details
2.1 24-251 228 1-23 257-257 252-256 23 1 slipknot
publication title X-Ray Crystallography-Promoted Drug Design of Carbonic Anhydrase Inhibitors.
pubmed doi rcsb
structure length 257
molecule tags Lyase
source organism Homo sapiens
sequence length 257
molecule keywords CARBONIC ANHYDRASE 2
ec nomenclature ec 4.2.1.1: Carbonic anhydrase.
pdb deposition date 2015-03-10
KnotProt deposition date 2018-10-18

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)
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similar chains in the KnotProt database (?% sequence similarity)
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similar chains in the pdb database (?% sequence similarity)

 
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