6EQUA

X-ray crystal structure of the human carbonic anhydrase ii adduct with a membrane-impermeant 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 25-259 235 1-24, 260-262 24 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 26-259 234 1-25, 260-262 25 3 knot
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 28-260 233 1-27, 261-261 27 1 knot
view details
2.1 28-255 228 1-27 261-261 256-260 27 1 slipknot
view details
3.1 29-259 231 260-261 1-27 28-28 27 1 slipknot
publication title Crystal structure of the human carbonic anhydrase II adduct with 1-(4-sulfamoylphenyl-ethyl)-2,4,6-triphenylpyridinium perchlorate, a membrane-impermeant, isoform selective inhibitor.
pubmed doi rcsb
structure length 261
molecule tags Lyase
source organism Homo sapiens
sequence length 261
molecule keywords Carbonic anhydrase 2
ec nomenclature
pdb deposition date 2017-10-15
KnotProt deposition date 2018-10-20
Image from the rcsb pdb (www.rcsb.org)
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