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Zinc in PDB 3qw7: Crystal Structure of the Protease Domain of Botulinum Neurotoxin Serotype A with A Peptide Inhibitor Rrfc

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

All present enzymatic activity of Crystal Structure of the Protease Domain of Botulinum Neurotoxin Serotype A with A Peptide Inhibitor Rrfc:
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 Rrfc, PDB code: 3qw7 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) 39.57 / 1.50
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 49.843, 66.312, 64.845, 90.00, 98.41, 90.00
R / Rfree (%) 19.5 / 20.9

Other elements in 3qw7:

The structure of Crystal Structure of the Protease Domain of Botulinum Neurotoxin Serotype A with A Peptide Inhibitor Rrfc also contains other interesting chemical elements:

Sodium (Na) 1 atom

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 Rrfc (pdb code 3qw7). 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 Rrfc, PDB code: 3qw7:

Zinc binding site 1 out of 1 in 3qw7

Go back to Zinc Binding Sites List in 3qw7
Zinc binding site 1 out of 1 in the Crystal Structure of the Protease Domain of Botulinum Neurotoxin Serotype A with A Peptide Inhibitor Rrfc


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 Rrfc within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Zn501

b:16.1
occ:1.00
 NE2 A:HIS223 2.1 10.2 1.0
OE1 A:GLU262 2.1 16.7 1.0
NE2 A:HIS227 2.1 10.8 1.0
N B:ARG196 2.2 14.9 1.0
O B:ARG196 2.2 18.6 1.0
OE2 A:GLU262 2.4 17.4 1.0
CD A:GLU262 2.6 16.4 1.0
C B:ARG196 3.0 18.3 1.0
CD2 A:HIS223 3.0 12.2 1.0
CD2 A:HIS227 3.0 12.3 1.0
CA B:ARG196 3.1 17.3 1.0
CE1 A:HIS223 3.1 13.4 1.0
CE1 A:HIS227 3.2 12.0 1.0
CB B:ARG196 3.9 19.0 1.0
OH A:TYR366 4.1 14.7 1.0
CG A:GLU262 4.1 15.5 1.0
CG A:HIS223 4.1 12.7 1.0
OE2 A:GLU224 4.2 14.9 1.0
ND1 A:HIS223 4.2 12.3 1.0
CG A:HIS227 4.2 11.7 1.0
O A:HOH638 4.2 19.3 1.0
O A:HOH982 4.2 22.2 1.0
ND1 A:HIS227 4.2 11.4 1.0
N B:ARG197 4.3 19.8 1.0
CE1 A:TYR366 4.4 14.1 1.0
O A:HOH624 4.5 13.1 1.0
CZ A:TYR366 4.6 14.9 1.0
CG B:ARG196 4.7 25.5 1.0
CB A:GLU262 4.8 15.7 1.0
CA B:ARG197 4.9 20.9 1.0
CG2 A:THR265 4.9 9.5 1.0
CD A:GLU224 4.9 13.3 1.0
CA A:GLU262 5.0 13.8 1.0
OE1 A:GLU224 5.0 11.6 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 Dec 16 04:46:14 2020

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