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Zinc in PDB 3qw5: Crystal Structure of the Protease Domain of Botulinum Neurotoxin Serotype A with A Peptide Inhibitor Rrgf

Enzymatic activity of Crystal Structure of the Protease Domain of Botulinum Neurotoxin Serotype A with A Peptide Inhibitor Rrgf

All present enzymatic activity of Crystal Structure of the Protease Domain of Botulinum Neurotoxin Serotype A with A Peptide Inhibitor Rrgf:
3.4.24.69;

Protein crystallography data

The structure of Crystal Structure of the Protease Domain of Botulinum Neurotoxin Serotype A with A Peptide Inhibitor Rrgf, PDB code: 3qw5 was solved by D.Kumaran, S.Swaminathan, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 29.42 / 1.60
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 50.669, 66.270, 64.568, 90.00, 98.32, 90.00
R / Rfree (%) 21.3 / 23.2

Zinc Binding Sites:

The binding sites of Zinc atom in the Crystal Structure of the Protease Domain of Botulinum Neurotoxin Serotype A with A Peptide Inhibitor Rrgf (pdb code 3qw5). 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 Crystal Structure of the Protease Domain of Botulinum Neurotoxin Serotype A with A Peptide Inhibitor Rrgf, PDB code: 3qw5:

Zinc binding site 1 out of 1 in 3qw5

Go back to Zinc Binding Sites List in 3qw5
Zinc binding site 1 out of 1 in the Crystal Structure of the Protease Domain of Botulinum Neurotoxin Serotype A with A Peptide Inhibitor Rrgf


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Crystal Structure of the Protease Domain of Botulinum Neurotoxin Serotype A with A Peptide Inhibitor Rrgf within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Zn501

b:19.7
occ:1.00
 N B:ARG196 2.1 18.7 1.0
NE2 A:HIS223 2.1 16.9 1.0
OE1 A:GLU262 2.1 19.4 1.0
NE2 A:HIS227 2.2 16.9 1.0
O B:ARG196 2.3 18.0 1.0
OE2 A:GLU262 2.5 22.1 1.0
CD A:GLU262 2.6 20.8 1.0
C B:ARG196 3.0 20.2 1.0
CA B:ARG196 3.0 19.9 1.0
CD2 A:HIS223 3.0 16.3 1.0
CD2 A:HIS227 3.1 17.8 1.0
CE1 A:HIS223 3.1 15.7 1.0
CE1 A:HIS227 3.2 19.0 1.0
CB B:ARG196 3.7 19.4 1.0
OH A:TYR366 4.1 16.2 1.0
OE2 A:GLU224 4.1 17.8 1.0
CG A:GLU262 4.2 18.2 1.0
CG A:HIS223 4.2 16.2 1.0
ND1 A:HIS223 4.2 15.1 1.0
N B:ARG197 4.2 21.2 1.0
CG A:HIS227 4.3 16.9 1.0
ND1 A:HIS227 4.3 15.9 1.0
CE1 A:TYR366 4.4 16.1 1.0
O A:HOH637 4.5 19.2 1.0
CG B:ARG196 4.5 23.6 1.0
CZ A:TYR366 4.6 17.3 1.0
CB A:GLU262 4.9 17.1 1.0
CD A:GLU224 4.9 15.9 1.0
OE1 A:GLU224 4.9 15.7 1.0
CG2 A:THR265 4.9 14.5 1.0
CA A:GLU262 5.0 17.0 1.0

Reference:

G.Kumar, D.Kumaran, S.A.Ahmed, S.Swaminathan. Peptide Inhibitors of Botulinum Neurotoxin Serotype A: Design, Inhibition, Cocrystal Structures, Structure-Activity Relationship and Pharmacophore Modeling. Acta Crystallogr.,Sect.D V. 68 511 2012.
ISSN: ISSN 0907-4449
PubMed: 22525749
DOI: 10.1107/S0907444912003551
Page generated: Wed Aug 20 13:22:42 2025

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