4R59A

A carbonic anhydrase ix mimic in complex with a carbohydrate-based sulfamate
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
view details
+31 23-255 233 1-22, 256-258 22 3 knot
Chain Sequence
HHWGYGKHNGPEHWHKDFPIAKGERQSPVDIDTHTAKYDPSLKPLSVSYDQATSLRILNNGHSFQVTFDDSQDKAVLKGGPLDGTYRLLQFHFHWGSLDGQGSEHTVDKKKYAAELHLVHWNTKYGDVGKAVQQPDGLAVLGIFLKVGSAKPGLQKVVDVLDSIKTEGKSADFTNFDPRGLLPESLDYWTYPGSLTTPPLAECVTWIVLKEPISVSSEQVLKFRKLNFNGEGEPEELMVDNWRPAQPLKNRQIKASFK
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 25-255 231 1-24, 256-258 24 3 knot
Fingerprint Knot forming loop Loop type
K +31
Chain closureHis3 <-> Lys260
... His96 <->
Bridging ionZn300
<-> His94 ... His3
probabilistic
K +31 His3 ... His96 <->
Bridging ionZn300
<-> His119 ...
Chain closureLys260 <-> His3
probabilistic
K +31 His3 ... His94 <->
Bridging ionZn300
<-> His119 ...
Chain closureLys260 <-> His3
probabilistic
Chain Sequence
HHWGYGKHNGPEHWHKDFPIAKGERQSPVDIDTHTAKYDPSLKPLSVSYDQATSLRILNNGHSFQVTFDDSQDKAVLKGGPLDGTYRLLQFHFHWGSLDGQGSEHTVDKKKYAAELHLVHWNTKYGDVGKAVQQPDGLAVLGIFLKVGSAKPGLQKVVDVLDSIKTEGKSADFTNFDPRGLLPESLDYWTYPGSLTTPPLAECVTWIVLKEPISVSSEQVLKFRKLNFNGEGEPEELMVDNWRPAQPLKNRQIKASFK
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 27-256 230 1-26, 257-258 26 2 knot
view details
2.1 25-252 228 1-24 258-258 253-257 24 1 slipknot
publication title Structural Insights into Carbonic Anhydrase IX Isoform Specificity of Carbohydrate-Based Sulfamates.
pubmed doi rcsb
structure length 258
molecule tags Lyase
source organism Homo sapiens
sequence length 258
molecule keywords Carbonic anhydrase 2
ec nomenclature ec 4.2.1.1: Carbonate dehydratase.
pdb deposition date 2014-08-20
KnotProt deposition date 2018-10-20

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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