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Potassium in PDB 7co8: Ternary Complex of Dna Polymerase Mu with 2-Nt Gapped Dna (T:Dgmpnpp)

Enzymatic activity of Ternary Complex of Dna Polymerase Mu with 2-Nt Gapped Dna (T:Dgmpnpp)

All present enzymatic activity of Ternary Complex of Dna Polymerase Mu with 2-Nt Gapped Dna (T:Dgmpnpp):
2.7.7.7;

Protein crystallography data

The structure of Ternary Complex of Dna Polymerase Mu with 2-Nt Gapped Dna (T:Dgmpnpp), PDB code: 7co8 was solved by M.Guo, Y.Zhao, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 29.08 / 1.70
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 60.31, 69.2, 117.86, 90, 90, 90
R / Rfree (%) 17.9 / 19.5

Other elements in 7co8:

The structure of Ternary Complex of Dna Polymerase Mu with 2-Nt Gapped Dna (T:Dgmpnpp) also contains other interesting chemical elements:

Magnesium (Mg) 3 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Ternary Complex of Dna Polymerase Mu with 2-Nt Gapped Dna (T:Dgmpnpp) (pdb code 7co8). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total only one binding site of Potassium was determined in the Ternary Complex of Dna Polymerase Mu with 2-Nt Gapped Dna (T:Dgmpnpp), PDB code: 7co8:

Potassium binding site 1 out of 1 in 7co8

Go back to Potassium Binding Sites List in 7co8
Potassium binding site 1 out of 1 in the Ternary Complex of Dna Polymerase Mu with 2-Nt Gapped Dna (T:Dgmpnpp)


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Ternary Complex of Dna Polymerase Mu with 2-Nt Gapped Dna (T:Dgmpnpp) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K502

b:25.1
occ:1.00
 O A:VAL246 2.6 22.3 1.0
O A:THR241 2.6 22.8 1.0
O A:ILE243 2.7 19.2 1.0
O P:HOH110 2.9 35.0 1.0
OP1 P:DT3 3.0 23.3 1.0
O P:HOH108 3.3 35.4 1.0
C A:VAL246 3.6 18.9 1.0
C A:ILE243 3.6 21.6 1.0
C A:THR241 3.7 22.9 1.0
N A:VAL246 3.9 19.2 1.0
P P:DT3 4.1 24.3 1.0
N A:ILE243 4.3 24.2 1.0
C A:GLN242 4.3 26.9 1.0
CA A:VAL246 4.3 19.9 1.0
N A:GLY245 4.3 19.1 1.0
OP2 P:DT3 4.3 25.1 1.0
O A:HOH871 4.3 47.3 1.0
N A:PHE244 4.4 20.9 1.0
CA A:PHE244 4.4 20.9 1.0
CA A:GLN242 4.5 26.9 1.0
N A:GLN242 4.5 23.8 1.0
CA A:THR241 4.6 20.2 1.0
CA A:ILE243 4.6 22.7 1.0
O A:GLN242 4.6 25.3 1.0
N A:GLY247 4.7 18.7 1.0
O P:HOH116 4.7 41.9 1.0
CB A:VAL246 4.7 21.4 1.0
C A:PHE244 4.7 21.4 1.0
C A:GLY245 4.9 21.3 1.0
CA A:GLY247 5.0 18.9 1.0
O3' P:DG2 5.0 24.0 1.0

Reference:

M.Guo, Y.Wang, Y.Tang, Z.Chen, J.Hou, J.Dai, Y.Wang, L.Wang, H.Xu, B.Tian, Y.Hua, Y.Zhao. Mechanism of Genome Instability Mediated By Human Dna Polymerase Mu Misincorporation. Nat Commun V. 12 3759 2021.
ISSN: ESSN 2041-1723
PubMed: 34145298
DOI: 10.1038/S41467-021-24096-7
Page generated: Sat Aug 9 13:05:49 2025

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