Magnesium in PDB 2x03: The X-Ray Structure of the Streptomyces Coelicolor A3 Chondroitin Ac Lyase Y253A Mutant

All present enzymatic activity of The X-Ray Structure of the Streptomyces Coelicolor A3 Chondroitin Ac Lyase Y253A Mutant:
4.2.2.1;

The structure of The X-Ray Structure of the Streptomyces Coelicolor A3 Chondroitin Ac Lyase Y253A Mutant, PDB code: 2x03 was solved by Z.H.Elmabrouk, E.J.Taylor, F.Vincent, N.L.Smith, J.P.Turkenburg, G.J.Davies, G.W.Black, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	158.55 / 2.30
Space group	H 3
Cell size a, b, c (Å), α, β, γ (°)	317.095, 317.095, 82.976, 90.00, 90.00, 120.00
R / Rfree (%)	19.4 / 22.8

The binding sites of Magnesium atom in the The X-Ray Structure of the Streptomyces Coelicolor A3 Chondroitin Ac Lyase Y253A Mutant (pdb code 2x03). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the The X-Ray Structure of the Streptomyces Coelicolor A3 Chondroitin Ac Lyase Y253A Mutant, PDB code: 2x03:

Magnesium binding site 1 out of 1 in the The X-Ray Structure of the Streptomyces Coelicolor A3 Chondroitin Ac Lyase Y253A Mutant


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of The X-Ray Structure of the Streptomyces Coelicolor A3 Chondroitin Ac Lyase Y253A Mutant within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg1766 b:30.0 occ:1.00 O B:HOH2270 2.7 14.4 1.0 O B:HOH2269 2.8 13.9 1.0 O B:HOH2225 2.8 18.3 1.0 O B:HOH2215 2.9 15.2 1.0 OG1 B:THR478 3.2 11.9 1.0 CB B:TYR469 3.7 12.5 1.0 OE1 B:GLU550 3.9 19.5 1.0 NE B:ARG470 4.1 13.4 1.0 OE2 B:GLU550 4.3 21.0 1.0 CD B:GLU550 4.4 17.8 1.0 CB B:THR478 4.4 11.6 1.0 CG B:TYR469 4.4 15.3 1.0 O B:HOH2029 4.5 19.8 1.0 CG B:ARG470 4.6 12.1 1.0 CA B:THR478 4.6 10.8 1.0 O B:TYR469 4.6 10.9 1.0 NH2 B:ARG470 4.6 15.0 1.0 CZ B:ARG470 4.6 12.8 1.0 O B:THR478 4.7 13.6 1.0 CD B:ARG470 4.8 12.8 1.0 CD1 B:TYR469 4.9 14.2 1.0 C B:TYR469 4.9 11.9 1.0 O B:HOH2226 4.9 30.0 1.0 OD2 B:ASP467 5.0 13.0 1.0 CA B:TYR469 5.0 12.1 1.0

Z.H.Elmabrouk, F.Vincent, M.Zhang, N.L.Smith, J.P.Turkenburg, S.J.Charnock, G.W.Black, E.J.Taylor. Crystal Structures of A Family 8 Polysaccharide Lyase Reveal Open and Highly Occluded Substrate-Binding Cleft Conformations. Proteins V. 79 965 2011.
ISSN: ISSN 0887-3585
PubMed: 21287626
DOI: 10.1002/PROT.22938