Target Binding Site Detail
| Target General Information | Top | ||||
|---|---|---|---|---|---|
| Target ID | T20401 | Target Info | |||
| Target Name | Carbonic anhydrase II (CA-II) | ||||
| Synonyms | Carbonic anhydrase C; Carbonic anhydrase 2; Carbonate dehydratase II; CAC | ||||
| Target Type | Successful Target | ||||
| Gene Name | CA2 | ||||
| Biochemical Class | Alpha-carbonic anhydrase | ||||
| UniProt ID | |||||
| Ligand General Information | Top | ||||
|---|---|---|---|---|---|
| Ligand Name | P-toluenesulfonamide | Ligand Info | |||
| Canonical SMILES | CC1=CC=C(C=C1)S(=O)(=O)N | ||||
| InChI | 1S/C7H9NO2S/c1-6-2-4-7(5-3-6)11(8,9)10/h2-5H,1H3,(H2,8,9,10) | ||||
| InChIKey | LMYRWZFENFIFIT-UHFFFAOYSA-N | ||||
| PubChem Compound ID | 6269 | ||||
| Drug Binding Sites of Target | Top | |||||
|---|---|---|---|---|---|---|
| PDB ID: 4YXI Human Carbonic Anhydrase II complexed with an inhibitor with a benzenesulfonamide group (2). | ||||||
| Method | X-ray diffraction | Resolution | 0.96 Å | Mutation | No | [1] |
| PDB Sequence |
HWGYGKHNGP
13 EHWHKDFPIA23 KGERQSPVDI33 DTHTAKYDPS43 LKPLSVSYDQ53 ATSLRILNNG 63 HAFNVEFDDS73 QDKAVLKGGP83 LDGTYRLIQF93 HFHWGSLDGQ103 GSEHTVDKKK 113 YAAELHLVHW123 NTKYGDFGKA134 VQQPDGLAVL144 GIFLKVGSAK154 PGLQKVVDVL 164 DSIKTKGKSA174 DFTNFDPRGL184 LPESLDYWTY194 PGSLTTPPLL204 ECVTWIVLKE 214 PISVSSEQVL224 KFRKLNFNGE234 GEPEELMVDN244 WRPAQPLKNR254 QIKASFK |
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| PDB ID: 6GM9 Human Carbonic Anhydrase II in complex with 4-Methylbenzenesulfonamide | ||||||
| Method | X-ray diffraction | Resolution | 1.09 Å | Mutation | No | [2] |
| PDB Sequence |
HWGYGKHNGP
13 EHWHKDFPIA23 KGERQSPVDI33 DTHTAKYDPS43 LKPLSVSYDQ53 ATSLRILNNG 63 HAFNVEFDDS73 QDKAVLKGGP83 LDGTYRLIQF93 HFHWGSLDGQ103 GSEHTVDKKK 113 YAAELHLVHW123 NTKYGDFGKA134 VQQPDGLAVL144 GIFLKVGSAK154 PGLQKVVDVL 164 DSIKTKGKSA174 DFTNFDPRGL184 LPESLDYWTY194 PGSLTTPPLL204 ECVTWIVLKE 214 PISVSSEQVL224 KFRKLNFNGE234 GEPEELMVDN244 WRPAQPLKNR254 QIKASFK |
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HIS4
3.514
TRP5
2.688
GLY6
4.425
HIS10
3.674
ASN11
3.165
GLY12
4.592
HIS15
2.996
TRP16
2.366
HIS17
4.953
LYS18
3.374
ASP19
2.727
PHE20
2.887
GLN92
3.581
HIS94
2.636
|
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| References | Top | ||||
|---|---|---|---|---|---|
| REF 1 | Kinetic and Structural Insights into the Mechanism of Binding of Sulfonamides to Human Carbonic Anhydrase by Computational and Experimental Studies. J Med Chem. 2016 May 12;59(9):4245-56. | ||||
| REF 2 | Conformational Changes in Alkyl Chains Determine the Thermodynamic and Kinetic Binding Profiles of Carbonic Anhydrase Inhibitors. ACS Chem Biol. 2020 Mar 20;15(3):675-685. | ||||
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