4RFDA

Human carbonic anhydrase ii in complex with 4-(4-sulfamoyl-phenoxy)-butylammonium
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 23-254 232 255-257 1-1 2-22 1 2 slipknot
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 23-253 231 1-22, 254-257 22 3 slipknot
Fingerprint Knot forming loop Loop type
K +31 His4 ... His94 <->
Bridging ionZn301
<-> His96 ...
Chain closureLys260 <-> His4
probabilistic
K +31 His4 ... His96 <->
Bridging ionZn301
<-> His119 ...
Chain closureLys260 <-> His4
probabilistic
K +31 His4 ... His94 <->
Bridging ionZn301
<-> His119 ...
Chain closureLys260 <-> 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 26-254 229 1-25, 255-257 25 3 knot
view details
2.1 23-251 229 1-22 256-257 252-255 22 2 slipknot
sequence length 257
structure length 257
publication title A class of 4-sulfamoylphenyl-omega-aminoalkyl ethers with effective carbonic anhydrase inhibitory action and antiglaucoma effects.
pubmed doi rcsb
molecule tags Lyase
molecule keywords Carbonic anhydrase 2
source organism Homo sapiens
total genus Genus: 74
ec nomenclature ec 4.2.1.1: Carbonic anhydrase.
pdb deposition date 2014-09-25
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)
...loading similar chains, please wait...
similar chains in the KnotProt database (?% sequence similarity)
...loading similar chains, please wait...
similar chains in the pdb database (?% sequence similarity)

 
#similar chains in the KnotProt database (?% sequence similarity)
...loading similar chains, please wait...
#similar chains, but unknotted
...loading similar chains, please wait...
#similar chains in the pdb database (?% sequence similarity)
...loading similar chains, please wait...

KnotProt | Interdisciplinary Laboratory of Biological Systems Modelling