Zinc in PDB 3fw6: Crystal Structure of CELM2, A Bifunctional Glucanase- Xylanase Protein From A Metagenome Library

All present enzymatic activity of Crystal Structure of CELM2, A Bifunctional Glucanase- Xylanase Protein From A Metagenome Library:
3.2.1.4;

The structure of Crystal Structure of CELM2, A Bifunctional Glucanase- Xylanase Protein From A Metagenome Library, PDB code: 3fw6 was solved by K.Y.Hwang, K.H.Nam, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	34.26 / 2.30
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	86.663, 86.952, 111.285, 90.00, 90.00, 90.00
R / Rfree (%)	20.7 / 24.2

The binding sites of Zinc atom in the Crystal Structure of CELM2, A Bifunctional Glucanase- Xylanase Protein From A Metagenome Library (pdb code 3fw6). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 3 binding sites of Zinc where determined in the Crystal Structure of CELM2, A Bifunctional Glucanase- Xylanase Protein From A Metagenome Library, PDB code: 3fw6:
Jump to Zinc binding site number: 1; 2; 3;

Zinc binding site 1 out of 3 in the Crystal Structure of CELM2, A Bifunctional Glucanase- Xylanase Protein From A Metagenome Library


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 CELM2, A Bifunctional Glucanase- Xylanase Protein From A Metagenome Library within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn1 b:10.8 occ:1.00 NE2 A:HIS233 2.2 7.5 1.0 OE2 A:GLU241 2.5 1.0 0.2 CD2 A:HIS233 3.0 5.3 1.0 OE1 A:GLU241 3.1 1.0 0.2 CD A:GLU241 3.2 1.0 0.2 CE1 A:HIS233 3.3 7.0 1.0 CE A:LYS245 4.0 15.4 1.0 CG A:HIS233 4.3 8.2 1.0 CZ3 A:TRP225 4.3 7.9 1.0 O A:HOH755 4.3 19.8 1.0 ND1 A:HIS233 4.4 9.3 1.0 NZ A:LYS245 4.5 13.7 1.0 O A:ILE131 4.5 11.6 1.0 CG A:GLU241 4.6 1.0 0.2 CE3 A:TRP225 4.7 7.8 1.0

Zinc binding site 2 out of 3 in the Crystal Structure of CELM2, A Bifunctional Glucanase- Xylanase Protein From A Metagenome Library


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Crystal Structure of CELM2, A Bifunctional Glucanase- Xylanase Protein From A Metagenome Library within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn2 b:6.8 occ:1.00 ND1 A:HIS200 2.4 20.6 1.0 O A:HOH677 2.6 23.2 1.0 CE1 A:HIS200 3.3 21.0 1.0 CG A:HIS200 3.3 20.3 1.0 CB A:HIS200 3.6 17.3 1.0 O A:HOH762 3.7 26.4 1.0 CA A:HIS200 4.1 19.1 1.0 NE2 A:HIS200 4.4 21.2 1.0 CD2 A:HIS200 4.4 22.8 1.0 O A:HIS200 4.8 17.5 1.0 CZ3 A:TRP83 4.8 8.0 1.0 C A:HIS200 4.9 17.0 1.0

Zinc binding site 3 out of 3 in the Crystal Structure of CELM2, A Bifunctional Glucanase- Xylanase Protein From A Metagenome Library


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 3 of Crystal Structure of CELM2, A Bifunctional Glucanase- Xylanase Protein From A Metagenome Library within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn3 b:15.5 occ:1.00 OD1 A:ASP240 2.4 18.9 1.0 NE2 A:HIS297 2.4 10.9 1.0 OD2 A:ASP240 2.5 19.6 1.0 CG A:ASP240 2.8 16.4 1.0 CD2 A:HIS297 3.3 11.5 1.0 O A:HOH729 3.4 26.0 1.0 CE1 A:HIS297 3.4 13.1 1.0 CB A:ASP240 4.3 12.0 1.0 CZ2 A:TRP305 4.3 5.3 1.0 NH1 A:ARG243 4.4 13.8 1.0 CG A:HIS297 4.4 12.4 1.0 O A:HOH812 4.5 37.9 1.0 ND1 A:HIS297 4.5 14.7 1.0 NH2 A:ARG243 4.7 11.9 1.0 CH2 A:TRP305 4.7 5.1 1.0 CZ A:ARG243 4.9 12.0 1.0

K.H.Nam, S.-J.Kim, K.Y.Hwang. Crystal Structure of CELM2, A Bifunctional Glucanase-Xylanase Protein From A Metagenome Library Biochem.Biophys.Res.Commun. V. 383 183 2009.
ISSN: ISSN 0006-291X
PubMed: 19345197
DOI: 10.1016/J.BBRC.2009.03.149