Zinc in PDB 6tnk: Carboxypeptidase T with N-Sulfamoyl-L-Valine

All present enzymatic activity of Carboxypeptidase T with N-Sulfamoyl-L-Valine:
3.4.17.18;

The structure of Carboxypeptidase T with N-Sulfamoyl-L-Valine, PDB code: 6tnk was solved by V.I.Timofeev, V.K.Akparov, I.P.Kuranova, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	19.99 / 1.90
Space group	P 63 2 2
Cell size a, b, c (Å), α, β, γ (°)	157.531, 157.531, 104.523, 90.00, 90.00, 120.00
R / Rfree (%)	14.2 / 15.6

The structure of Carboxypeptidase T with N-Sulfamoyl-L-Valine also contains other interesting chemical elements:

Calcium

(Ca)

5 atoms

The binding sites of Zinc atom in the Carboxypeptidase T with N-Sulfamoyl-L-Valine (pdb code 6tnk). 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 Carboxypeptidase T with N-Sulfamoyl-L-Valine, PDB code: 6tnk:

Zinc binding site 1 out of 1 in the Carboxypeptidase T with N-Sulfamoyl-L-Valine


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Carboxypeptidase T with N-Sulfamoyl-L-Valine within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn401 b:9.7 occ:1.00 N19 A:NO5402 2.0 11.2 1.0 ND1 A:HIS69 2.1 8.4 1.0 OE1 A:GLU72 2.1 8.6 1.0 ND1 A:HIS204 2.1 8.3 1.0 OE2 A:GLU72 2.5 10.8 1.0 CD A:GLU72 2.6 9.4 1.0 CE1 A:HIS69 3.0 7.7 1.0 CG A:HIS69 3.1 8.5 1.0 CE1 A:HIS204 3.1 7.9 1.0 S18 A:NO5402 3.1 12.3 1.0 CG A:HIS204 3.1 7.5 1.0 O21 A:NO5402 3.2 10.9 1.0 CB A:HIS69 3.4 9.1 1.0 CB A:HIS204 3.4 7.9 1.0 O A:THR205 3.9 9.3 1.0 O A:HOH678 3.9 12.3 1.0 CG A:GLU72 4.1 8.4 1.0 O A:HOH511 4.1 21.7 1.0 N17 A:NO5402 4.2 10.0 1.0 C13 A:NO5402 4.2 10.2 1.0 NE2 A:HIS69 4.2 8.0 1.0 CD2 A:HIS69 4.2 8.1 1.0 NE2 A:HIS204 4.2 8.2 1.0 O20 A:NO5402 4.2 10.1 1.0 CA A:HIS204 4.2 8.4 1.0 CD2 A:HIS204 4.2 7.5 1.0 N A:THR205 4.5 8.6 1.0 C14 A:NO5402 4.5 11.0 1.0 NH1 A:ARG129 4.6 10.9 1.0 O15 A:NO5402 4.7 10.6 1.0 OE1 A:GLU277 4.7 11.7 1.0 CA A:HIS69 4.7 8.5 1.0 N A:HIS69 4.9 8.3 1.0 CB A:GLU72 4.9 8.5 1.0 C A:HIS204 4.9 8.6 1.0 C A:THR205 4.9 8.0 1.0

V.I.Timofeev, V.K.Akparov, I.P.Kuranova. Carboxypeptidase T with N-Sulfamoyl-L-Valine To Be Published.