Magnesium in PDB 1u4b: Extension of An Adenine-8OXOGUANINE Mismatch

All present enzymatic activity of Extension of An Adenine-8OXOGUANINE Mismatch:
2.7.7.7;

The structure of Extension of An Adenine-8OXOGUANINE Mismatch, PDB code: 1u4b was solved by G.W.Hsu, M.Ober, T.Carell, L.S.Beese, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	40.75 / 1.60
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	86.313, 93.494, 106.372, 90.00, 90.00, 90.00
R / Rfree (%)	21.3 / 22.7

The binding sites of Magnesium atom in the Extension of An Adenine-8OXOGUANINE Mismatch (pdb code 1u4b). 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 Extension of An Adenine-8OXOGUANINE Mismatch, PDB code: 1u4b:

Magnesium binding site 1 out of 1 in the Extension of An Adenine-8OXOGUANINE Mismatch


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Extension of An Adenine-8OXOGUANINE Mismatch within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg920 b:26.9 occ:1.00 OD1 A:ASP653 2.8 14.4 1.0 O A:TYR654 2.9 10.8 1.0 O A:HOH2525 3.0 17.3 1.0 OD2 A:ASP830 3.1 12.9 1.0 O A:HOH3456 3.5 24.8 1.0 O A:HOH3491 3.7 29.4 1.0 CG A:ASP653 3.7 13.1 1.0 O A:HOH2512 3.8 11.3 1.0 CG A:ASP830 4.0 11.9 1.0 CB A:ASP653 4.0 12.3 1.0 O A:HOH2818 4.0 30.0 1.0 C A:TYR654 4.1 10.7 1.0 O B:HOH3553 4.2 33.6 1.0 O A:HOH2660 4.2 32.0 1.0 O A:HOH3562 4.3 37.2 1.0 OD1 A:ASP830 4.3 12.0 1.0 O A:HOH2915 4.4 34.9 1.0 N A:TYR654 4.7 10.3 1.0 CA A:SER655 4.8 11.0 1.0 C A:ASP653 4.8 10.8 1.0 OD2 A:ASP653 4.9 14.0 1.0 N A:SER655 4.9 10.8 1.0 N A:GLN656 5.0 10.4 1.0

G.W.Hsu, M.Ober, T.Carell, L.S.Beese. Error-Prone Replication of Oxidatively Damaged Dna By A High-Fidelity Dna Polymerase. Nature V. 431 217 2004.
ISSN: ISSN 0028-0836
PubMed: 15322558
DOI: 10.1038/NATURE02908