Magnesium in PDB 3btx: X-Ray Structure of Human ABH2 Bound to Dsdna Through Active Site Cross-Linking

The structure of X-Ray Structure of Human ABH2 Bound to Dsdna Through Active Site Cross-Linking, PDB code: 3btx was solved by C.-G.Yang, C.Yi, C.He, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 2.00
Space group	P 65 2 2
Cell size a, b, c (Å), α, β, γ (°)	78.140, 78.140, 229.590, 90.00, 90.00, 120.00
R / Rfree (%)	21.9 / 22.8

The binding sites of Magnesium atom in the X-Ray Structure of Human ABH2 Bound to Dsdna Through Active Site Cross-Linking (pdb code 3btx). 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 X-Ray Structure of Human ABH2 Bound to Dsdna Through Active Site Cross-Linking, PDB code: 3btx:

Magnesium binding site 1 out of 1 in the X-Ray Structure of Human ABH2 Bound to Dsdna Through Active Site Cross-Linking


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of X-Ray Structure of Human ABH2 Bound to Dsdna Through Active Site Cross-Linking within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg301 b:53.0 occ:1.00 NE2 A:HIS236 2.2 45.8 1.0 NE2 A:HIS171 2.3 44.4 1.0 O A:HOH518 2.4 43.2 1.0 O A:HOH519 2.4 62.2 1.0 OD1 A:ASP173 2.6 53.7 1.0 OD2 A:ASP173 2.7 54.2 1.0 CG A:ASP173 2.9 52.2 1.0 CE1 A:HIS236 3.1 44.8 1.0 CD2 A:HIS171 3.2 43.6 1.0 CE1 A:HIS171 3.3 45.0 1.0 CD2 A:HIS236 3.3 44.5 1.0 NH2 A:ARG254 4.1 47.6 1.0 ND1 A:HIS236 4.2 44.3 1.0 ND1 A:HIS171 4.3 44.1 1.0 CG A:HIS171 4.3 43.9 1.0 CG A:HIS236 4.4 42.9 1.0 CB A:ASP173 4.4 50.9 1.0 N A:ASP173 4.8 49.6 1.0 O A:HOH431 4.9 37.0 1.0 CA A:ASP173 5.0 50.7 1.0

C.G.Yang, C.Yi, E.M.Duguid, C.T.Sullivan, X.Jian, P.A.Rice, C.He. Crystal Structures of Dna/Rna Repair Enzymes Alkb and ABH2 Bound to Dsdna. Nature V. 452 961 2008.
ISSN: ISSN 0028-0836
PubMed: 18432238
DOI: 10.1038/NATURE06889