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Caesium in PDB 1zqf: Dna Polymerase Beta (Pol B) (E.C.2.7.7.7) Complexed with Seven Base Pairs of Dna; Soaked in the Presence of Cscl (150 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 Cscl (150 Millimolar), PDB code: 1zqf 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 / 2.90
Space group P 21 21 2
Cell size a, b, c (Å), α, β, γ (°) 178.892, 57.773, 48.395, 90.00, 90.00, 90.00
R / Rfree (%) 18.3 / n/a

Caesium Binding Sites:

The binding sites of Caesium 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 Cscl (150 Millimolar) (pdb code 1zqf). This binding sites where shown within 5.0 Angstroms radius around Caesium atom.
In total 2 binding sites of Caesium where 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 Cscl (150 Millimolar), PDB code: 1zqf:
Jump to Caesium binding site number: 1; 2;

Caesium binding site 1 out of 2 in 1zqf

Go back to Caesium Binding Sites List in 1zqf
Caesium binding site 1 out of 2 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 Cscl (150 Millimolar)


Mono view


Stereo pair view

A full contact list of Caesium with other atoms in the Cs 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 Cscl (150 Millimolar) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cs341

b:41.6
occ:1.00
O A:THR101 2.5 14.4 1.0
OP1 P:DT6 2.6 22.1 1.0
O A:ILE106 2.8 25.3 1.0
O A:HOH601 3.0 0.0 1.0
OP2 P:DT6 3.2 19.5 1.0
O A:VAL103 3.3 5.0 1.0
P P:DT6 3.3 8.8 1.0
C A:THR101 3.7 14.4 1.0
C A:ILE106 4.0 10.6 1.0
C A:VAL103 4.1 3.3 1.0
CA A:SER104 4.2 7.0 1.0
O A:ARG102 4.3 30.5 1.0
C A:ARG102 4.3 26.6 1.0
N A:GLY105 4.4 8.2 1.0
O3' P:DA5 4.4 9.4 1.0
O5' P:DT6 4.4 5.8 1.0
N A:ILE106 4.5 1.0 1.0
N A:SER104 4.5 1.0 1.0
CA A:THR101 4.6 9.1 1.0
N A:ARG102 4.6 14.0 1.0
CA A:ARG102 4.6 19.7 1.0
N A:VAL103 4.7 26.6 1.0
CA A:ILE106 4.7 5.8 1.0
C A:SER104 4.8 5.8 1.0
CG2 A:THR101 4.8 8.3 1.0
N A:GLY107 4.9 3.0 1.0
CB A:ILE106 5.0 4.8 1.0

Caesium binding site 2 out of 2 in 1zqf

Go back to Caesium Binding Sites List in 1zqf
Caesium binding site 2 out of 2 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 Cscl (150 Millimolar)


Mono view


Stereo pair view

A full contact list of Caesium with other atoms in the Cs binding site number 2 of Dna Polymerase Beta (Pol B) (E.C.2.7.7.7) Complexed with Seven Base Pairs of Dna; Soaked in the Presence of Cscl (150 Millimolar) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cs342

b:59.4
occ:1.00
O A:LEU62 2.5 33.6 1.0
O A:HOH665 2.5 13.7 1.0
O A:LYS60 3.2 19.9 1.0
O A:VAL65 3.2 21.7 1.0
C A:LEU62 3.6 32.4 1.0
C A:VAL65 4.1 17.0 1.0
N A:VAL65 4.3 16.9 1.0
N A:LEU62 4.3 22.3 1.0
C A:LYS61 4.3 31.0 1.0
C A:LYS60 4.3 20.8 1.0
CA A:PRO63 4.4 29.5 1.0
N A:PRO63 4.5 32.9 1.0
O A:LYS61 4.5 33.0 1.0
CA A:VAL65 4.5 14.4 1.0
CA A:LEU62 4.6 24.3 1.0
N A:GLY64 4.7 38.9 1.0
CA A:LYS61 4.8 31.5 1.0
C A:PRO63 4.9 33.6 1.0

Reference:

H.Pelletier, M.R.Sawaya. Characterization of the Metal Ion Binding Helix-Hairpin-Helix Motifs in Human Dna Polymerase Beta By X-Ray Structural Analysis. Biochemistry V. 35 12778 1996.
ISSN: ISSN 0006-2960
PubMed: 8841120
DOI: 10.1021/BI960790I
Page generated: Sun Dec 13 10:55:43 2020

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