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Zinc in PDB 4n0x: Room Temperature Crystal Structure of Human Carbonic Anhydrase II in Complex with Thiophene-2-Sulfonamide

Enzymatic activity of Room Temperature Crystal Structure of Human Carbonic Anhydrase II in Complex with Thiophene-2-Sulfonamide

All present enzymatic activity of Room Temperature Crystal Structure of Human Carbonic Anhydrase II in Complex with Thiophene-2-Sulfonamide:
4.2.1.1;

Protein crystallography data

The structure of Room Temperature Crystal Structure of Human Carbonic Anhydrase II in Complex with Thiophene-2-Sulfonamide, PDB code: 4n0x was solved by S.Z.Fisher, R.F.Williams, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 26.92 / 1.63
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 42.863, 41.629, 72.903, 90.00, 104.53, 90.00
R / Rfree (%) 14.8 / 17.4

Zinc Binding Sites:

The binding sites of Zinc atom in the Room Temperature Crystal Structure of Human Carbonic Anhydrase II in Complex with Thiophene-2-Sulfonamide (pdb code 4n0x). 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 Room Temperature Crystal Structure of Human Carbonic Anhydrase II in Complex with Thiophene-2-Sulfonamide, PDB code: 4n0x:

Zinc binding site 1 out of 1 in 4n0x

Go back to Zinc Binding Sites List in 4n0x
Zinc binding site 1 out of 1 in the Room Temperature Crystal Structure of Human Carbonic Anhydrase II in Complex with Thiophene-2-Sulfonamide


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Room Temperature Crystal Structure of Human Carbonic Anhydrase II in Complex with Thiophene-2-Sulfonamide within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Zn301

b:5.0
occ:1.00
 NH B:EVJ302 1.9 5.5 1.0
NE2 B:HIS94 2.0 4.2 1.0
NE2 B:HIS96 2.0 3.3 1.0
ND1 B:HIS119 2.1 4.4 1.0
DNH B:EVJ302 2.6 6.5 1.0
CE1 B:HIS119 3.0 2.8 1.0
CD2 B:HIS96 3.0 3.7 1.0
CE1 B:HIS94 3.0 5.5 1.0
CD2 B:HIS94 3.0 4.8 1.0
CE1 B:HIS96 3.0 4.1 1.0
S B:EVJ302 3.1 5.9 1.0
O1 B:EVJ302 3.1 7.0 1.0
CG B:HIS119 3.2 3.3 1.0
CB B:HIS119 3.6 3.2 1.0
OG1 B:THR199 4.0 4.7 1.0
OE1 B:GLU106 4.0 5.2 1.0
ND1 B:HIS94 4.1 6.4 1.0
O2 B:EVJ302 4.1 6.0 1.0
CG B:HIS94 4.1 4.6 1.0
ND1 B:HIS96 4.1 4.4 1.0
NE2 B:HIS119 4.1 3.6 1.0
C2 B:EVJ302 4.1 9.8 1.0
CG B:HIS96 4.1 3.2 1.0
O B:HOH440 4.2 28.0 1.0
CD2 B:HIS119 4.2 3.5 1.0
D3 B:EVJ302 4.9 10.4 1.0
C3 B:EVJ302 4.9 8.6 1.0
CD B:GLU106 5.0 6.5 1.0

Reference:

S.Z.Fisher, R.F.Williams. Room Temperature Crystal Structure of Human Carbonic Anhydrase II in Complex with Thiophene-2-Sulfonamide To Be Published.
Page generated: Wed Aug 20 20:37:37 2025

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