5E2RA

The crystal structure of the human carbonic anhydrase ii in complex with a 1,1'-biphenyl-4-sulfonamide inhibitor
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 27-259 233 260-262 1-1 2-26 1 2 slipknot
Chain Sequence
GMSHHWGYGKHNGPEHWHKDFPIAKGERQSPVDIDTHTAKYDPSLKPLSVSYDQATSLRILNNGHAFNVEFDDSQDKAVLKGGPLDGTYRLIQFHFHWGSLDGQGSEHTVDKKKYAAELHLVHWNTKYGDFGKAVQQPDGLAVLGIFLKVGSAKPGLQKVVDVLDSIKTKGKSADFTNFDPRGLLPESLDYWTYPGSLTTPPLLECVTWIVLKEPISVSSEQVLKFRKLNFNGEGEPEELMVDNWRPAQPLKNRQIKASFK
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 28-258 231 259-262 1-1 2-27 1 3 slipknot
Fingerprint Knot forming loop Loop type
K +31
Chain closureGly0 <-> Lys261
... His96 <->
Bridging ionZn301
<-> His94 ... Gly0
probabilistic
K +31 Gly0 ... His96 <->
Bridging ionZn301
<-> His119 ...
Chain closureLys261 <-> Gly0
probabilistic
K +31 Gly0 ... His94 <->
Bridging ionZn301
<-> His119 ...
Chain closureLys261 <-> Gly0
probabilistic
Chain Sequence
GMSHHWGYGKHNGPEHWHKDFPIAKGERQSPVDIDTHTAKYDPSLKPLSVSYDQATSLRILNNGHAFNVEFDDSQDKAVLKGGPLDGTYRLIQFHFHWGSLDGQGSEHTVDKKKYAAELHLVHWNTKYGDFGKAVQQPDGLAVLGIFLKVGSAKPGLQKVVDVLDSIKTKGKSADFTNFDPRGLLPESLDYWTYPGSLTTPPLLECVTWIVLKEPISVSSEQVLKFRKLNFNGEGEPEELMVDNWRPAQPLKNRQIKASFK
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 29-260 232 1-28, 261-261 28 1 knot
view details
2.1 29-255 227 1-28 261-261 256-260 28 1 slipknot
sequence length 261
structure length 261
publication title Discovery of 1,1'-Biphenyl-4-sulfonamides as a New Class of Potent and Selective Carbonic Anhydrase XIV Inhibitors.
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 2015-10-01
KnotProt deposition date 2018-10-19

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