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Zinc in PDB 1zqt: Dna Polymerase Beta (Pol B) (E.C.2.7.7.7) Complexed with Seven Base Pairs of Dna; Soaked in the Presence of Datp (0.01 Millimolar) and ZNCL2 (0.02 Millimolar)

Protein crystallography data

The structure of Dna Polymerase Beta (Pol B) (E.C.2.7.7.7) Complexed with Seven Base Pairs of Dna; Soaked in the Presence of Datp (0.01 Millimolar) and ZNCL2 (0.02 Millimolar), PDB code: 1zqt was solved by H.Pelletier, M.R.Sawaya, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 20.00 / 3.40
Space group P 21 21 2
Cell size a, b, c (Å), α, β, γ (°) 178.561, 57.365, 47.857, 90.00, 90.00, 90.00
R / Rfree (%) 18 / n/a

Other elements in 1zqt:

The structure of Dna Polymerase Beta (Pol B) (E.C.2.7.7.7) Complexed with Seven Base Pairs of Dna; Soaked in the Presence of Datp (0.01 Millimolar) and ZNCL2 (0.02 Millimolar) also contains other interesting chemical elements:

Sodium (Na) 2 atoms

Zinc Binding Sites:

The binding sites of Zinc atom in the Dna Polymerase Beta (Pol B) (E.C.2.7.7.7) Complexed with Seven Base Pairs of Dna; Soaked in the Presence of Datp (0.01 Millimolar) and ZNCL2 (0.02 Millimolar) (pdb code 1zqt). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total only one binding site of Zinc was determined in the Dna Polymerase Beta (Pol B) (E.C.2.7.7.7) Complexed with Seven Base Pairs of Dna; Soaked in the Presence of Datp (0.01 Millimolar) and ZNCL2 (0.02 Millimolar), PDB code: 1zqt:

Zinc binding site 1 out of 1 in 1zqt

Go back to Zinc Binding Sites List in 1zqt
Zinc binding site 1 out of 1 in the Dna Polymerase Beta (Pol B) (E.C.2.7.7.7) Complexed with Seven Base Pairs of Dna; Soaked in the Presence of Datp (0.01 Millimolar) and ZNCL2 (0.02 Millimolar)


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Dna Polymerase Beta (Pol B) (E.C.2.7.7.7) Complexed with Seven Base Pairs of Dna; Soaked in the Presence of Datp (0.01 Millimolar) and ZNCL2 (0.02 Millimolar) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Zn340

b:50.0
occ:1.00
OD1 A:ASP192 2.8 48.7 1.0
OD2 A:ASP256 2.9 14.6 1.0
OD2 A:ASP190 2.9 30.1 1.0
O A:HOH639 3.0 51.4 1.0
CG A:ASP256 3.3 19.6 1.0
O3' P:DG7 3.3 75.4 1.0
CG A:ASP190 3.4 25.6 1.0
CG A:ASP192 3.7 41.3 1.0
OD1 A:ASP190 3.7 26.8 1.0
OD1 A:ASP256 3.8 24.6 1.0
CB A:ASP256 3.9 6.5 1.0
C3' P:DG7 4.0 75.5 1.0
C4' P:DG7 4.1 74.6 1.0
OD2 A:ASP192 4.1 46.5 1.0
O5' P:DG7 4.3 67.9 1.0
CB A:ASP190 4.3 20.5 1.0
NH2 A:ARG254 4.5 32.3 1.0
O A:MET191 4.6 6.6 1.0
C5' P:DG7 4.7 71.9 1.0
CB A:ASP192 5.0 25.6 1.0
NH1 A:ARG258 5.0 61.3 1.0

Reference:

H.Pelletier, M.R.Sawaya, W.Wolfle, S.H.Wilson, J.Kraut. A Structural Basis For Metal Ion Mutagenicity and Nucleotide Selectivity in Human Dna Polymerase Beta Biochemistry V. 35 12762 1996.
ISSN: ISSN 0006-2960
PubMed: 8841119
DOI: 10.1021/BI9529566
Page generated: Wed Dec 16 03:16:06 2020

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