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Caesium in PDB 1sd8: Arsenate Reductase R60K Mutant From E. Coli

Enzymatic activity of Arsenate Reductase R60K Mutant From E. Coli

All present enzymatic activity of Arsenate Reductase R60K Mutant From E. Coli:
1.20.4.1;

Protein crystallography data

The structure of Arsenate Reductase R60K Mutant From E. Coli, PDB code: 1sd8 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 / 1.59
Space group P 61 2 2
Cell size a, b, c (Å), α, β, γ (°) 86.600, 86.600, 116.030, 90.00, 90.00, 120.00
R / Rfree (%) 14 / 18.1

Caesium Binding Sites:

The binding sites of Caesium atom in the Arsenate Reductase R60K Mutant From E. Coli (pdb code 1sd8). This binding sites where shown within 5.0 Angstroms radius around Caesium atom.
In total 5 binding sites of Caesium where determined in the Arsenate Reductase R60K Mutant From E. Coli, PDB code: 1sd8:
Jump to Caesium binding site number: 1; 2; 3; 4; 5;

Caesium binding site 1 out of 5 in 1sd8

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Caesium binding site 1 out of 5 in the Arsenate Reductase R60K Mutant 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 R60K Mutant From E. Coli within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cs404

b:43.2
occ:0.10
O A:HOH1284 3.1 60.7 1.0
O A:HOH1091 3.2 35.8 1.0
O A:GLY26 3.2 20.6 1.0
CG2 A:THR27 3.5 21.2 1.0
CB A:THR27 3.9 28.8 1.0
C A:GLY26 4.0 17.4 1.0
O A:HOH1258 4.0 53.9 1.0
O A:HOH1235 4.3 48.2 1.0
CA A:THR27 4.4 20.4 1.0
OD2 A:ASP118 4.5 26.6 1.0
N A:THR27 4.5 17.9 1.0
O A:HOH1281 4.6 69.2 1.0
O A:HOH1237 4.6 51.8 1.0
CA A:GLY26 4.8 17.1 1.0
O A:HOH1139 4.9 32.2 1.0

Caesium binding site 2 out of 5 in 1sd8

Go back to Caesium Binding Sites List in 1sd8
Caesium binding site 2 out of 5 in the Arsenate Reductase R60K Mutant 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 R60K Mutant From E. Coli within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cs401

b:11.6
occ:0.37
O A:LEU116 3.1 15.3 1.0
O A:LEU113 3.1 16.5 1.0
O A:HOH1037 3.2 16.4 1.0
O A:ASP114 3.3 16.7 1.0
C A:ASP114 3.8 17.6 1.0
O A:HOH1006 4.1 14.7 1.0
C A:LEU116 4.2 14.2 1.0
C A:LEU113 4.3 13.7 1.0
CA A:ASP114 4.3 16.3 1.0
N A:LEU116 4.6 15.2 1.0
N A:ILE115 4.6 14.5 1.0
CD1 A:LEU101 4.6 19.3 1.0
N A:ASP114 4.8 14.8 1.0
C A:ILE115 4.9 15.1 1.0
CA A:ILE115 5.0 14.7 1.0
CA A:LEU116 5.0 15.7 1.0

Caesium binding site 3 out of 5 in 1sd8

Go back to Caesium Binding Sites List in 1sd8
Caesium binding site 3 out of 5 in the Arsenate Reductase R60K Mutant From E. Coli


Mono view


Stereo pair view

A full contact list of Caesium with other atoms in the Cs binding site number 3 of Arsenate Reductase R60K Mutant From E. Coli within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cs402

b:17.1
occ:0.20
O A:HOH1075 3.1 20.5 1.0
O A:HOH1177 3.1 41.1 1.0
O A:HOH1036 3.3 17.2 1.0
OD2 A:ASP128 3.5 19.3 1.0
O A:HOH1064 4.0 19.8 1.0
O A:HOH1168 4.0 35.1 1.0
O A:HOH1004 4.2 16.6 1.0
CG A:ASP128 4.3 17.5 1.0
OE2 A:GLU130 4.4 13.2 0.4
CB A:ASP128 4.7 16.3 1.0
O1 A:SO4203 4.8 18.4 0.9
O4 A:SO4203 4.9 14.0 0.9

Caesium binding site 4 out of 5 in 1sd8

Go back to Caesium Binding Sites List in 1sd8
Caesium binding site 4 out of 5 in the Arsenate Reductase R60K Mutant From E. Coli


Mono view


Stereo pair view

A full contact list of Caesium with other atoms in the Cs binding site number 4 of Arsenate Reductase R60K Mutant From E. Coli within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cs403

b:27.6
occ:0.18
O A:HOH1185 2.9 43.9 1.0
O A:HOH1021 3.0 20.4 1.0
O A:PRO38 3.2 19.0 1.0
OE1 A:GLU43 3.2 12.7 0.5
O A:HOH1120 3.8 33.0 1.0
N A:SER40 3.8 17.8 1.0
CA A:PRO39 4.1 16.8 1.0
C A:PRO39 4.1 17.2 1.0
O A:HOH1028 4.2 19.6 1.0
CD A:GLU43 4.2 20.4 0.5
C A:PRO38 4.2 16.2 1.0
OE2 A:GLU43 4.3 25.4 0.5
O A:HOH1162 4.4 31.0 1.0
N A:PRO39 4.6 17.4 1.0
CA A:SER40 4.7 17.5 1.0
CB A:SER40 4.7 20.2 1.0
O A:PRO39 4.9 18.2 1.0

Caesium binding site 5 out of 5 in 1sd8

Go back to Caesium Binding Sites List in 1sd8
Caesium binding site 5 out of 5 in the Arsenate Reductase R60K Mutant From E. Coli


Mono view


Stereo pair view

A full contact list of Caesium with other atoms in the Cs binding site number 5 of Arsenate Reductase R60K Mutant From E. Coli within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cs405

b:42.7
occ:0.22
O A:HOH1093 3.0 28.5 1.0
O A:HOH1072 3.2 27.4 1.0
OE2 A:GLU64 3.2 20.9 1.0
CD A:GLU64 3.9 16.5 1.0
OE1 A:GLU64 4.0 20.9 1.0
O A:HOH1130 4.2 31.9 1.0
O A:HOH1125 4.3 39.2 1.0
O A:HOH1147 4.7 51.0 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 Dec 13 10:55:35 2020

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