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Magnesium in PDB 4jwm: Ternary Complex of D256E Mutant of Dna Polymerase Beta

Enzymatic activity of Ternary Complex of D256E Mutant of Dna Polymerase Beta

All present enzymatic activity of Ternary Complex of D256E Mutant of Dna Polymerase Beta:
2.7.7.7;

Protein crystallography data

The structure of Ternary Complex of D256E Mutant of Dna Polymerase Beta, PDB code: 4jwm was solved by V.K.Batra, L.Perera, L.Ping, D.D.Shock, W.A.Beard, L.C.Pedersen, L.G.Pedersen, S.H.Wilson, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 22.57 / 2.00
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 50.660, 79.760, 55.640, 90.00, 107.47, 90.00
R / Rfree (%) 19.2 / 23.3

Other elements in 4jwm:

The structure of Ternary Complex of D256E Mutant of Dna Polymerase Beta also contains other interesting chemical elements:

Chlorine (Cl) 4 atoms
Sodium (Na) 2 atoms

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Ternary Complex of D256E Mutant of Dna Polymerase Beta (pdb code 4jwm). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the Ternary Complex of D256E Mutant of Dna Polymerase Beta, PDB code: 4jwm:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in 4jwm

Go back to Magnesium Binding Sites List in 4jwm
Magnesium binding site 1 out of 2 in the Ternary Complex of D256E Mutant of Dna Polymerase Beta


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Ternary Complex of D256E Mutant of Dna Polymerase Beta within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg402

b:14.8
occ:1.00
O2B A:DUP401 1.9 11.3 1.0
OD2 A:ASP192 2.0 12.0 1.0
OD1 A:ASP190 2.1 16.1 1.0
O3G A:DUP401 2.1 13.9 1.0
O A:HOH502 2.2 11.5 1.0
O1A A:DUP401 2.3 14.0 1.0
PB A:DUP401 3.0 12.7 1.0
CG A:ASP192 3.1 14.1 1.0
CG A:ASP190 3.2 13.6 1.0
PG A:DUP401 3.3 17.6 1.0
PA A:DUP401 3.3 16.4 1.0
N3A A:DUP401 3.3 14.5 1.0
O3B A:DUP401 3.4 14.8 1.0
OD1 A:ASP192 3.4 14.7 1.0
MG A:MG403 3.6 13.4 1.0
OD2 A:ASP190 3.6 13.8 1.0
O2G A:DUP401 3.9 14.0 1.0
O A:ASP190 3.9 13.4 1.0
O A:HOH530 4.0 17.6 1.0
C5' A:DUP401 4.0 16.8 1.0
O5' A:DUP401 4.2 13.7 1.0
OG A:SER180 4.2 15.1 1.0
O A:HOH508 4.2 14.1 1.0
C A:ASP190 4.3 14.0 1.0
N A:SER180 4.3 13.8 1.0
O1G A:DUP401 4.4 14.5 1.0
O1B A:DUP401 4.4 12.6 1.0
N A:ASP190 4.4 14.4 1.0
CB A:ASP192 4.4 14.2 1.0
CA A:GLY179 4.4 12.1 1.0
CB A:ASP190 4.5 12.9 1.0
O2A A:DUP401 4.5 14.7 1.0
CA A:ASP190 4.6 13.1 1.0
O P:HOH101 4.7 14.6 1.0
N A:ASP192 4.8 15.6 1.0
C A:GLY179 4.9 15.0 1.0
N A:MET191 5.0 13.1 1.0

Magnesium binding site 2 out of 2 in 4jwm

Go back to Magnesium Binding Sites List in 4jwm
Magnesium binding site 2 out of 2 in the Ternary Complex of D256E Mutant of Dna Polymerase Beta


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Ternary Complex of D256E Mutant of Dna Polymerase Beta within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg403

b:13.4
occ:1.00
OD1 A:ASP192 2.1 14.7 1.0
O A:HOH501 2.1 8.8 1.0
O3' P:DC10 2.1 15.0 1.0
O1A A:DUP401 2.1 14.0 1.0
O P:HOH101 2.2 14.6 1.0
OD2 A:ASP190 2.2 13.8 1.0
CG A:ASP192 3.1 14.1 1.0
CG A:ASP190 3.1 13.6 1.0
PA A:DUP401 3.3 16.4 1.0
C3' P:DC10 3.3 14.9 1.0
OD1 A:ASP190 3.4 16.1 1.0
OD2 A:ASP192 3.5 12.0 1.0
MG A:MG402 3.6 14.8 1.0
O5' A:DUP401 3.6 13.7 1.0
OE1 A:GLU256 3.7 17.6 1.0
O2A A:DUP401 3.7 14.7 1.0
C4' P:DC10 4.0 17.4 1.0
C5' P:DC10 4.0 14.8 1.0
C5' A:DUP401 4.0 16.8 1.0
O A:HOH530 4.3 17.6 1.0
CB A:ASP192 4.5 14.2 1.0
OP1 P:DC10 4.5 15.8 1.0
O5' P:DC10 4.5 17.4 1.0
CB A:ASP190 4.5 12.9 1.0
C2' P:DC10 4.6 16.0 1.0
N3A A:DUP401 4.7 14.5 1.0
O3G A:DUP401 4.7 13.9 1.0
O2B A:DUP401 4.9 11.3 1.0
CD A:GLU256 4.9 19.3 1.0
NH1 A:ARG254 4.9 34.4 1.0
CB A:GLU256 4.9 17.3 1.0

Reference:

V.K.Batra, L.Perera, P.Lin, D.D.Shock, W.A.Beard, L.C.Pedersen, L.G.Pedersen, S.H.Wilson. Amino Acid Substitution in the Active Site of Dna Polymerase Beta Explains the Energy Barrier of the Nucleotidyl Transfer Reaction. J.Am.Chem.Soc. V. 135 8078 2013.
ISSN: ISSN 0002-7863
PubMed: 23647366
DOI: 10.1021/JA403842J
Page generated: Mon Aug 11 17:21:05 2025

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