Magnesium in PDB 7rbn: Human Dna Polymerase Beta Crosslinked Complex, 20 Min Ca to Mg Exchange

All present enzymatic activity of Human Dna Polymerase Beta Crosslinked Complex, 20 Min Ca to Mg Exchange:
2.7.7.7;

The structure of Human Dna Polymerase Beta Crosslinked Complex, 20 Min Ca to Mg Exchange, PDB code: 7rbn was solved by A.Kumar, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	45.29 / 2.90
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	55.526, 81.711, 56.068, 90, 108.38, 90
R / Rfree (%)	22.5 / 26.8

The binding sites of Magnesium atom in the Human Dna Polymerase Beta Crosslinked Complex, 20 Min Ca to Mg Exchange (pdb code 7rbn). 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 Human Dna Polymerase Beta Crosslinked Complex, 20 Min Ca to Mg Exchange, PDB code: 7rbn:

Magnesium binding site 1 out of 1 in the Human Dna Polymerase Beta Crosslinked Complex, 20 Min Ca to Mg Exchange


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Human Dna Polymerase Beta Crosslinked Complex, 20 Min Ca to Mg Exchange within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg402 b:76.2 occ:1.00 O A:LYS60 2.8 92.0 1.0 O A:LEU62 3.0 89.4 1.0 C A:LEU62 3.8 89.3 1.0 OP1 D:DC3 3.9 80.5 1.0 O A:VAL65 3.9 78.6 1.0 C A:LYS60 4.0 91.3 1.0 O A:LYS61 4.0 90.5 1.0 C A:LYS61 4.2 90.2 1.0 CA A:PRO63 4.2 88.3 1.0 N A:PRO63 4.3 89.0 1.0 N A:LEU62 4.5 89.2 1.0 CA A:LYS61 4.6 91.1 1.0 OP2 D:DC3 4.7 79.2 1.0 N A:LYS61 4.8 91.1 1.0 CA A:LEU62 4.8 88.8 1.0 N A:GLY64 4.8 85.1 1.0 P D:DC3 4.8 80.7 1.0 C A:PRO63 5.0 87.0 1.0

A.Kumar, A.J.Reed, W.J.Zahurancik, S.M.Daskalova, S.M.Hecht, Z.Suo. Interlocking Activities of Dna Polymerase Beta in the Base Excision Repair Pathway. Proc.Natl.Acad.Sci.Usa V. 119 40119 2022.
ISSN: ESSN 1091-6490
PubMed: 35238634
DOI: 10.1073/PNAS.2118940119