Magnesium in PDB 2alz: Ternary Complex of Hpoli with Dna and Dctp

Enzymatic activity of Ternary Complex of Hpoli with Dna and Dctp

All present enzymatic activity of Ternary Complex of Hpoli with Dna and Dctp:
2.7.7.7;

Protein crystallography data

The structure of Ternary Complex of Hpoli with Dna and Dctp, PDB code: 2alz was solved by D.T.Nair, R.E.Johnson, L.Prakash, S.Prakash, A.K.Aggarwal, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 50.00 / 2.50
Space group P 65 2 2
Cell size a, b, c (Å), α, β, γ (°) 98.114, 98.114, 202.823, 90.00, 90.00, 120.00
R / Rfree (%) 22.8 / 27.2

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Ternary Complex of Hpoli with Dna and Dctp (pdb code 2alz). 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 Hpoli with Dna and Dctp, PDB code: 2alz:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in 2alz

Go back to Magnesium Binding Sites List in 2alz
Magnesium binding site 1 out of 2 in the Ternary Complex of Hpoli with Dna and Dctp


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 Hpoli with Dna and Dctp within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg872

b:57.1
occ:1.00
OE2 A:GLU127 2.3 17.8 1.0
O1A A:DCP875 2.4 19.9 1.0
OD1 A:ASP34 2.9 20.3 1.0
OD2 A:ASP126 3.1 28.4 1.0
PA A:DCP875 3.2 20.4 1.0
OD2 A:ASP34 3.2 15.7 1.0
CD A:GLU127 3.2 21.4 1.0
C3' P:DOC873 3.3 32.9 1.0
MG A:MG871 3.4 12.9 1.0
CG A:ASP34 3.4 12.4 1.0
CG A:GLU127 3.4 14.8 1.0
O2A A:DCP875 3.4 25.3 1.0
O A:HOH923 3.5 49.5 1.0
OD1 A:ASP126 3.7 17.7 1.0
CG A:ASP126 3.8 19.4 1.0
O5' A:DCP875 3.9 18.0 1.0
C4' P:DOC873 4.3 25.4 1.0
O A:HOH954 4.3 41.3 1.0
O1G A:DCP875 4.3 17.8 1.0
OE1 A:GLU127 4.4 20.5 1.0
C5' A:DCP875 4.5 14.7 1.0
C2' P:DOC873 4.5 28.0 1.0
O3A A:DCP875 4.5 23.2 1.0
CB A:ASP34 4.7 8.4 1.0
C5' P:DOC873 4.8 26.1 1.0
O2B A:DCP875 4.8 14.2 1.0
CB A:GLU127 4.9 9.6 1.0

Magnesium binding site 2 out of 2 in 2alz

Go back to Magnesium Binding Sites List in 2alz
Magnesium binding site 2 out of 2 in the Ternary Complex of Hpoli with Dna and Dctp


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 Hpoli with Dna and Dctp within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg871

b:12.9
occ:1.00
OD1 A:ASP126 2.1 17.7 1.0
O A:LEU35 2.1 15.3 1.0
O2B A:DCP875 2.2 14.2 1.0
OD2 A:ASP34 2.2 15.7 1.0
O1A A:DCP875 2.3 19.9 1.0
O1G A:DCP875 2.3 17.8 1.0
CG A:ASP126 3.2 19.4 1.0
PB A:DCP875 3.3 20.8 1.0
MG A:MG872 3.4 57.1 1.0
C A:LEU35 3.4 14.1 1.0
CG A:ASP34 3.4 12.4 1.0
O A:HOH908 3.4 41.1 1.0
PG A:DCP875 3.5 18.0 1.0
PA A:DCP875 3.6 20.4 1.0
OD2 A:ASP126 3.7 28.4 1.0
O3B A:DCP875 3.7 20.2 1.0
N A:LEU35 3.8 10.0 1.0
OD1 A:ASP34 3.8 20.3 1.0
O3A A:DCP875 3.8 23.2 1.0
O A:HOH923 3.9 49.5 1.0
O3G A:DCP875 4.0 20.9 1.0
CA A:LEU35 4.1 14.7 1.0
C A:ASP34 4.1 11.2 1.0
C5' A:DCP875 4.4 14.7 1.0
N A:ASP36 4.4 11.5 1.0
O1B A:DCP875 4.4 27.2 1.0
CB A:ASP126 4.5 17.3 1.0
O5' A:DCP875 4.5 18.0 1.0
CB A:ASP34 4.6 8.4 1.0
O A:ASP34 4.6 13.4 1.0
CA A:ASP36 4.7 12.9 1.0
N A:CYS37 4.7 12.1 1.0
O2A A:DCP875 4.7 25.3 1.0
CA A:ASP34 4.7 10.6 1.0
CB A:LEU35 4.7 14.5 1.0
C A:ASP36 4.8 11.1 1.0
O2G A:DCP875 4.8 17.1 1.0
O A:ASP126 4.9 12.6 1.0
N A:PHE38 5.0 14.9 1.0

Reference:

D.T.Nair, R.E.Johnson, L.Prakash, S.Prakash, A.K.Aggarwal. Human Dna Polymerase Iota Incorporates Dctp Opposite Template G Via A G.C+ Hoogsteen Base Pair. Structure V. 13 1569 2005.
ISSN: ISSN 0969-2126
PubMed: 16216587
DOI: 10.1016/J.STR.2005.08.010
Page generated: Mon Dec 14 07:15:26 2020

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