Zinc in PDB 1xtg: Crystal Structure of Neurotoxin Bont/A Complexed with Synaptosomal- Associated Protein 25

The structure of Crystal Structure of Neurotoxin Bont/A Complexed with Synaptosomal- Associated Protein 25, PDB code: 1xtg was solved by M.A.Breidenbach, A.T.Brunger, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	29.92 / 2.10
Space group	P 43 21 2
Cell size a, b, c (Å), α, β, γ (°)	86.000, 86.000, 165.400, 90.00, 90.00, 90.00
R / Rfree (%)	21.8 / 24.7

The structure of Crystal Structure of Neurotoxin Bont/A Complexed with Synaptosomal- Associated Protein 25 also contains other interesting chemical elements:

Chlorine

(Cl)

1 atom

The binding sites of Zinc atom in the Crystal Structure of Neurotoxin Bont/A Complexed with Synaptosomal- Associated Protein 25 (pdb code 1xtg). 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 Neurotoxin Bont/A Complexed with Synaptosomal- Associated Protein 25, PDB code: 1xtg:

Zinc binding site 1 out of 1 in the Crystal Structure of Neurotoxin Bont/A Complexed with Synaptosomal- Associated Protein 25


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 Neurotoxin Bont/A Complexed with Synaptosomal- Associated Protein 25 within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn426 b:33.0 occ:1.00 NE2 A:HIS227 2.2 17.5 1.0 NE2 A:HIS223 2.2 23.9 1.0 OE1 A:GLU262 2.2 32.8 1.0 O B:HOH250 2.3 16.6 1.0 CD A:GLU262 2.7 30.4 1.0 OE2 A:GLU262 2.9 31.3 1.0 CD2 A:HIS223 2.9 22.8 1.0 CD2 A:HIS227 3.0 16.0 1.0 CE1 A:HIS227 3.2 20.6 1.0 CE1 A:HIS223 3.3 26.5 1.0 CG A:GLU262 3.9 31.1 1.0 CG A:HIS223 4.2 22.3 1.0 CG A:HIS227 4.2 18.5 1.0 CB B:ASN196 4.2 74.1 1.0 ND1 A:HIS227 4.3 20.5 1.0 ND1 A:HIS223 4.3 26.2 1.0 OE1 A:GLN224 4.4 19.2 1.0 O B:ASN196 4.5 75.7 1.0 O A:HOH630 4.6 23.6 1.0 O B:ARG198 4.8 78.8 1.0 CG2 A:THR265 4.8 17.3 1.0 CA A:GLU262 4.9 22.0 1.0 CB A:GLU262 5.0 23.5 1.0 NE2 A:GLN224 5.0 14.1 1.0

M.A.Breidenbach, A.T.Brunger. Substrate Recognition Strategy For Botulinum Neurotoxin Serotype A Nature V. 432 925 2004.
ISSN: ISSN 0028-0836
PubMed: 15592454
DOI: 10.1038/NATURE03123