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Caesium in PDB 1sd9: Arsenate Reductase C12S Mutant +0.4M Arsenate From E. Coli

Enzymatic activity of Arsenate Reductase C12S Mutant +0.4M Arsenate From E. Coli

All present enzymatic activity of Arsenate Reductase C12S Mutant +0.4M Arsenate From E. Coli:
1.20.4.1;

Protein crystallography data

The structure of Arsenate Reductase C12S Mutant +0.4M Arsenate From E. Coli, PDB code: 1sd9 was solved by S.Demel, B.F.Edwards, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 20.00 / 1.65
Space group P 61 2 2
Cell size a, b, c (Å), α, β, γ (°) 86.590, 86.590, 115.670, 90.00, 90.00, 120.00
R / Rfree (%) 17 / 21.4

Caesium Binding Sites:

The binding sites of Caesium atom in the Arsenate Reductase C12S Mutant +0.4M Arsenate From E. Coli (pdb code 1sd9). This binding sites where shown within 5.0 Angstroms radius around Caesium atom.
In total 2 binding sites of Caesium where determined in the Arsenate Reductase C12S Mutant +0.4M Arsenate From E. Coli, PDB code: 1sd9:
Jump to Caesium binding site number: 1; 2;

Caesium binding site 1 out of 2 in 1sd9

Go back to Caesium Binding Sites List in 1sd9
Caesium binding site 1 out of 2 in the Arsenate Reductase C12S Mutant +0.4M Arsenate From E. Coli


Mono view


Stereo pair view

A full contact list of Caesium with other atoms in the Cs binding site number 1 of Arsenate Reductase C12S Mutant +0.4M Arsenate From E. Coli within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cs401

b:15.0
occ:0.50
O A:LEU116 3.1 13.8 1.0
O A:LEU113 3.2 14.2 1.0
O A:ASP114 3.3 14.5 1.0
O A:HOH1039 3.3 15.7 1.0
C A:ASP114 3.7 17.2 1.0
O A:HOH1007 4.2 13.5 1.0
C A:LEU116 4.2 13.5 1.0
CA A:ASP114 4.2 17.1 1.0
C A:LEU113 4.4 16.4 1.0
CD1 A:LEU101 4.4 15.9 1.0
N A:ILE115 4.5 12.8 1.0
N A:LEU116 4.6 14.0 1.0
N A:ASP114 4.8 12.9 1.0
C A:ILE115 4.9 8.7 1.0
CA A:ILE115 5.0 10.6 1.0

Caesium binding site 2 out of 2 in 1sd9

Go back to Caesium Binding Sites List in 1sd9
Caesium binding site 2 out of 2 in the Arsenate Reductase C12S Mutant +0.4M Arsenate From E. Coli


Mono view


Stereo pair view

A full contact list of Caesium with other atoms in the Cs binding site number 2 of Arsenate Reductase C12S Mutant +0.4M Arsenate From E. Coli within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cs402

b:25.4
occ:0.21
O A:HOH1034 3.2 19.5 1.0
O A:HOH1232 3.2 44.1 1.0
O A:PRO38 3.2 16.2 1.0
OE1 A:GLU43 3.3 5.9 0.5
O A:HOH1120 3.6 27.7 1.0
N A:SER40 3.7 18.9 1.0
CA A:PRO39 4.1 14.8 1.0
C A:PRO39 4.1 18.5 1.0
O A:HOH1045 4.2 17.8 1.0
C A:PRO38 4.2 18.0 1.0
CD A:GLU43 4.3 25.2 0.5
OE2 A:GLU43 4.3 23.5 0.5
CA A:SER40 4.6 17.5 1.0
O A:HOH1184 4.6 35.8 1.0
CB A:SER40 4.6 15.6 1.0
N A:PRO39 4.6 16.0 1.0
O A:PRO39 4.9 16.2 1.0

Reference:

S.Demel, J.Shi, P.Martin, B.P.Rosen, B.F.Edwards. Arginine 60 in the Arsc Arsenate Reductase of E. Coli Plasmid R773 Determines the Chemical Nature of the Bound As(III) Product. Protein Sci. V. 13 2330 2004.
ISSN: ISSN 0961-8368
PubMed: 15295115
DOI: 10.1110/PS.04787204
Page generated: Sun Jul 13 22:26:54 2025

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