Zinc in PDB 1epw: Crystal Structure of Clostridium Neurotoxin Type B

All present enzymatic activity of Crystal Structure of Clostridium Neurotoxin Type B:
3.4.24.69;

The structure of Crystal Structure of Clostridium Neurotoxin Type B, PDB code: 1epw was solved by S.Swaminathan, S.Eswaramoorthy, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 1.90
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	75.820, 123.120, 96.230, 90.00, 113.80, 90.00
R / Rfree (%)	20.2 / 23.3

The binding sites of Zinc atom in the Crystal Structure of Clostridium Neurotoxin Type B (pdb code 1epw). 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 Clostridium Neurotoxin Type B, PDB code: 1epw:

Zinc binding site 1 out of 1 in the Crystal Structure of Clostridium Neurotoxin Type B


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 Clostridium Neurotoxin Type B within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn1291 b:29.4 occ:1.00 NE2 A:HIS229 2.1 13.7 1.0 O2 A:SO41292 2.1 26.2 1.0 NE2 A:HIS233 2.2 17.1 1.0 OE1 A:GLU267 2.2 23.6 1.0 OE2 A:GLU267 2.8 22.7 1.0 CD A:GLU267 2.8 21.1 1.0 O3 A:SO41292 2.9 24.7 1.0 S A:SO41292 3.0 14.2 1.0 CD2 A:HIS229 3.1 14.2 1.0 CD2 A:HIS233 3.1 15.1 1.0 CE1 A:HIS233 3.2 15.4 1.0 CE1 A:HIS229 3.2 13.3 1.0 O4 A:SO41292 3.6 27.3 1.0 O A:HOH1957 4.1 31.0 1.0 CG A:HIS229 4.2 13.3 1.0 ND1 A:HIS229 4.2 13.1 1.0 ND1 A:HIS233 4.3 12.4 1.0 O1 A:SO41292 4.3 26.7 1.0 CG A:HIS233 4.3 13.1 1.0 CG A:GLU267 4.3 17.9 1.0 CG2 A:THR270 4.5 6.9 1.0 O A:HOH1349 4.7 15.3 1.0 OE2 A:GLU230 4.8 15.0 1.0 CB A:THR270 4.9 9.6 1.0 CB A:GLU267 4.9 15.5 1.0

S.Swaminathan, S.Eswaramoorthy. Structural Analysis of the Catalytic and Binding Sites of Clostridium Botulinum Neurotoxin B. Nat.Struct.Biol. V. 7 693 2000.
ISSN: ISSN 1072-8368
PubMed: 10932256
DOI: 10.1038/78005