Chlorine in PDB 2cnc: Family 10 Xylanase

The structure of Family 10 Xylanase, PDB code: 2cnc was solved by H.Xie, J.Flint, M.Vardakou, J.H.Lakey, R.J.Lewis, H.J.Gilbert, C.Dumon, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	56.70 / 2.4
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	46.904, 67.365, 105.156, 90.00, 90.00, 90.00
R / Rfree (%)	15.5 / 27.3

The structure of Family 10 Xylanase also contains other interesting chemical elements:

Magnesium

(Mg)

1 atom

The binding sites of Chlorine atom in the Family 10 Xylanase (pdb code 2cnc). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total 2 binding sites of Chlorine where determined in the Family 10 Xylanase, PDB code: 2cnc:
Jump to Chlorine binding site number: 1; 2;

Chlorine binding site 1 out of 2 in the Family 10 Xylanase


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Family 10 Xylanase within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl1384 b:13.2 occ:1.00 N A:ALA52 3.3 12.4 1.0 O A:HOH2037 3.3 9.0 1.0 ND2 A:ASN77 3.3 10.7 1.0 O A:HOH2030 3.4 5.5 1.0 CA A:ASN51 3.6 8.4 1.0 CB A:ASN51 3.6 8.5 1.0 CB A:ASN77 3.7 8.5 1.0 C A:ASN51 3.9 10.4 1.0 CG A:ASN77 4.0 9.9 1.0 CB A:ALA52 4.0 11.0 1.0 O A:HOH2016 4.2 8.8 1.0 CA A:ALA52 4.2 11.8 1.0 N A:ASN77 4.5 6.2 1.0 CA A:ASN77 4.6 8.1 1.0 N A:ASN51 4.9 7.1 1.0 CG A:ASN51 5.0 7.8 1.0 CB A:GLU76 5.0 4.2 1.0

Chlorine binding site 2 out of 2 in the Family 10 Xylanase


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 2 of Family 10 Xylanase within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl1385 b:18.3 occ:1.00 O A:HOH2238 2.8 7.2 1.0 CG A:PRO306 3.7 5.8 1.0 CB A:PRO306 3.8 6.7 1.0 CD A:PRO306 3.8 6.2 1.0 CD1 A:TYR301 4.2 10.7 1.0 CE1 A:TYR301 4.5 10.8 1.0 O A:HOH2233 4.7 5.9 1.0 N A:PRO306 4.7 6.1 1.0 O A:GLY304 4.7 8.8 1.0 CA A:PRO306 4.8 7.5 1.0

H.Xie, J.Flint, M.Vardakou, J.H.Lakey, R.J.Lewis, H.J.Gilbert, C.Dumon. Probing the Structural Basis For the Difference in Thermostability Displayed By Family 10 Xylanases. J.Mol.Biol. V. 360 157 2006.
ISSN: ISSN 0022-2836
PubMed: 16762367
DOI: 10.1016/J.JMB.2006.05.002