Zinc in PDB 7jnr: Carbonic Anhydrase II Complexed with N-(5-Sulfamoyl-1,3,4-Thiadiazol- 2-Yl)Propionamide

All present enzymatic activity of Carbonic Anhydrase II Complexed with N-(5-Sulfamoyl-1,3,4-Thiadiazol- 2-Yl)Propionamide:
4.2.1.1;

The structure of Carbonic Anhydrase II Complexed with N-(5-Sulfamoyl-1,3,4-Thiadiazol- 2-Yl)Propionamide, PDB code: 7jnr was solved by J.T.Andring, R.Mckenna, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	31.93 / 1.44
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	42.181, 41.071, 71.843, 90.00, 104.41, 90.00
R / Rfree (%)	21.9 / 24.9

The binding sites of Zinc atom in the Carbonic Anhydrase II Complexed with N-(5-Sulfamoyl-1,3,4-Thiadiazol- 2-Yl)Propionamide (pdb code 7jnr). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total only one binding site of Zinc was determined in the Carbonic Anhydrase II Complexed with N-(5-Sulfamoyl-1,3,4-Thiadiazol- 2-Yl)Propionamide, PDB code: 7jnr:

Zinc binding site 1 out of 1 in the Carbonic Anhydrase II Complexed with N-(5-Sulfamoyl-1,3,4-Thiadiazol- 2-Yl)Propionamide


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Carbonic Anhydrase II Complexed with N-(5-Sulfamoyl-1,3,4-Thiadiazol- 2-Yl)Propionamide within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn301 b:8.9 occ:1.00 N04 A:VFG302 1.9 8.8 1.0 ND1 A:HIS119 2.0 10.4 1.0 NE2 A:HIS94 2.0 7.0 1.0 NE2 A:HIS96 2.1 11.3 1.0 CE1 A:HIS119 2.9 8.6 1.0 CD2 A:HIS94 3.0 11.0 1.0 CE1 A:HIS94 3.0 7.1 1.0 CE1 A:HIS96 3.0 4.7 1.0 S01 A:VFG302 3.0 9.2 1.0 CD2 A:HIS96 3.1 8.9 1.0 O03 A:VFG302 3.1 9.2 1.0 CG A:HIS119 3.1 8.4 1.0 CB A:HIS119 3.6 8.7 1.0 OG1 A:THR199 3.9 9.2 1.0 OE1 A:GLU106 3.9 9.1 1.0 NE2 A:HIS119 4.0 7.8 1.0 O02 A:VFG302 4.1 8.6 1.0 ND1 A:HIS94 4.1 9.5 1.0 CG A:HIS94 4.1 8.0 1.0 ND1 A:HIS96 4.1 9.4 1.0 C05 A:VFG302 4.1 5.7 1.0 CG A:HIS96 4.2 11.1 1.0 CD2 A:HIS119 4.2 8.5 1.0 N06 A:VFG302 4.8 9.4 1.0 C3 A:GOL303 4.8 22.2 1.0 CD A:GLU106 4.9 9.7 1.0

J.T.Andring, M.Fouch, S.Akocak, A.Angeli, C.T.Supuran, M.A.Ilies, R.Mckenna. Structural Basis of Nanomolar Inhibition of Tumor-Associated Carbonic Anhydrase IX: X-Ray Crystallographic and Inhibition Study of Lipophilic Inhibitors with Acetazolamide Backbone. J.Med.Chem. V. 63 13064 2020.
ISSN: ISSN 0022-2623
PubMed: 33085484
DOI: 10.1021/ACS.JMEDCHEM.0C01390