Caesium in PDB 6xe3: Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site.
Enzymatic activity of Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site.
All present enzymatic activity of Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site.:
4.2.1.20;
Protein crystallography data
The structure of Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site., PDB code: 6xe3
was solved by
E.Hilario,
M.F.Dunn,
L.J.Mueller,
L.Fan,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
38.95 /
1.55
|
Space group
|
C 1 2 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
181.517,
59.427,
67.063,
90,
94.64,
90
|
R / Rfree (%)
|
17.4 /
23.6
|
Other elements in 6xe3:
The structure of Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site. also contains other interesting chemical elements:
Caesium Binding Sites:
The binding sites of Caesium atom in the Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site.
(pdb code 6xe3). This binding sites where shown within
5.0 Angstroms radius around Caesium atom.
In total 5 binding sites of Caesium where determined in the
Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site., PDB code: 6xe3:
Jump to Caesium binding site number:
1;
2;
3;
4;
5;
Caesium binding site 1 out
of 5 in 6xe3
Go back to
Caesium Binding Sites List in 6xe3
Caesium binding site 1 out
of 5 in the Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site.
 Mono view
 Stereo pair view
|
A full contact list of Caesium with other atoms in the Cs binding
site number 1 of Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site. within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Cs306
b:34.1
occ:0.70
|
O
|
A:ALA167
|
2.9
|
30.7
|
1.0
|
O
|
A:GLY170
|
3.1
|
24.1
|
1.0
|
O
|
A:HOH626
|
3.3
|
60.6
|
1.0
|
O
|
A:HIS204
|
3.4
|
28.1
|
1.0
|
O
|
A:HOH639
|
3.5
|
35.3
|
1.0
|
O
|
A:HOH408
|
3.6
|
15.8
|
0.5
|
O
|
A:HOH556
|
3.8
|
55.1
|
1.0
|
N
|
A:ALA206
|
3.8
|
20.8
|
1.0
|
O
|
A:HOH471
|
4.0
|
48.5
|
1.0
|
C
|
A:ALA167
|
4.1
|
26.4
|
1.0
|
O
|
A:HOH566
|
4.2
|
45.2
|
1.0
|
C
|
A:ALA205
|
4.2
|
21.4
|
1.0
|
O
|
A:SER168
|
4.2
|
30.6
|
1.0
|
CA
|
A:ALA205
|
4.3
|
22.1
|
1.0
|
C
|
A:GLY170
|
4.3
|
21.9
|
1.0
|
C
|
A:HIS204
|
4.4
|
26.9
|
1.0
|
NH2
|
A:ARG171
|
4.5
|
30.1
|
1.0
|
CD
|
A:ARG171
|
4.7
|
28.2
|
1.0
|
CA
|
A:ALA206
|
4.7
|
21.2
|
1.0
|
C
|
A:SER168
|
4.7
|
27.5
|
1.0
|
CB
|
A:ALA206
|
4.8
|
20.3
|
1.0
|
N
|
A:ALA205
|
4.8
|
25.6
|
1.0
|
O
|
A:ALA205
|
4.9
|
23.4
|
1.0
|
CA
|
A:SER168
|
4.9
|
25.2
|
1.0
|
|
Caesium binding site 2 out
of 5 in 6xe3
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Caesium Binding Sites List in 6xe3
Caesium binding site 2 out
of 5 in the Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site.
 Mono view
 Stereo pair view
|
A full contact list of Caesium with other atoms in the Cs binding
site number 2 of Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site. within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Cs410
b:17.9
occ:0.70
|
CS
|
B:CS410
|
0.0
|
17.9
|
0.7
|
CS
|
B:CS410
|
1.8
|
22.9
|
0.3
|
O
|
B:GLY232
|
2.8
|
20.8
|
1.0
|
O
|
B:PHE306
|
3.0
|
22.0
|
1.0
|
O
|
B:GLY268
|
3.0
|
11.4
|
1.0
|
O
|
B:LEU304
|
3.3
|
16.7
|
1.0
|
O
|
B:SER308
|
3.5
|
13.6
|
1.0
|
O
|
B:VAL231
|
3.7
|
13.6
|
1.0
|
C
|
B:GLY232
|
3.8
|
17.1
|
1.0
|
C
|
B:GLY268
|
4.0
|
10.9
|
1.0
|
C
|
B:PHE306
|
4.0
|
22.3
|
1.0
|
CA
|
B:GLY232
|
4.0
|
15.8
|
1.0
|
CD
|
B:PRO270
|
4.1
|
11.8
|
1.0
|
N
|
B:PHE306
|
4.3
|
19.5
|
1.0
|
CD
|
B:PRO257
|
4.3
|
9.9
|
1.0
|
CB
|
B:PHE306
|
4.4
|
20.6
|
1.0
|
C
|
B:LEU304
|
4.4
|
13.8
|
1.0
|
CG
|
B:PRO257
|
4.5
|
9.9
|
1.0
|
CA
|
B:PHE306
|
4.5
|
21.6
|
1.0
|
CG
|
B:PRO270
|
4.5
|
12.7
|
1.0
|
CA
|
B:GLY268
|
4.5
|
12.4
|
1.0
|
C
|
B:VAL231
|
4.5
|
13.4
|
1.0
|
C
|
B:SER308
|
4.7
|
12.2
|
1.0
|
N
|
B:GLY232
|
4.8
|
13.5
|
1.0
|
OE2
|
B:GLU256
|
4.8
|
14.4
|
1.0
|
CD2
|
B:PHE306
|
4.8
|
21.4
|
1.0
|
N
|
B:SER308
|
5.0
|
16.4
|
1.0
|
N
|
B:GLY233
|
5.0
|
13.6
|
1.0
|
|
Caesium binding site 3 out
of 5 in 6xe3
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Caesium Binding Sites List in 6xe3
Caesium binding site 3 out
of 5 in the Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site.
 Mono view
 Stereo pair view
|
A full contact list of Caesium with other atoms in the Cs binding
site number 3 of Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site. within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Cs410
b:22.9
occ:0.30
|
CS
|
B:CS410
|
0.0
|
22.9
|
0.3
|
CS
|
B:CS410
|
1.8
|
17.9
|
0.7
|
O
|
B:VAL231
|
3.1
|
13.6
|
1.0
|
O
|
B:GLY232
|
3.2
|
20.8
|
1.0
|
OE2
|
B:GLU256
|
3.3
|
14.4
|
1.0
|
O
|
B:GLY268
|
3.4
|
11.4
|
1.0
|
O
|
B:SER308
|
3.4
|
13.6
|
1.0
|
CD
|
B:PRO270
|
3.8
|
11.8
|
1.0
|
C
|
B:VAL231
|
4.0
|
13.4
|
1.0
|
C
|
B:GLY232
|
4.0
|
17.1
|
1.0
|
CG
|
B:PRO270
|
4.1
|
12.7
|
1.0
|
CG1
|
B:VAL231
|
4.1
|
11.3
|
1.0
|
CB
|
B:VAL309
|
4.2
|
12.1
|
1.0
|
CD
|
B:GLU256
|
4.2
|
13.9
|
1.0
|
CG
|
B:GLU256
|
4.3
|
12.8
|
1.0
|
CA
|
B:GLY232
|
4.3
|
15.8
|
1.0
|
CG2
|
B:VAL309
|
4.4
|
12.5
|
1.0
|
O
|
B:PHE306
|
4.4
|
22.0
|
1.0
|
C
|
B:SER308
|
4.5
|
12.2
|
1.0
|
C
|
B:GLY268
|
4.5
|
10.9
|
1.0
|
CD
|
B:PRO257
|
4.5
|
9.9
|
1.0
|
N
|
B:GLY232
|
4.5
|
13.5
|
1.0
|
CB
|
B:GLU256
|
4.6
|
11.7
|
1.0
|
CB
|
B:VAL231
|
4.6
|
11.9
|
1.0
|
CA
|
B:VAL309
|
4.7
|
11.8
|
1.0
|
N
|
B:PRO270
|
4.9
|
13.6
|
1.0
|
O
|
B:LEU304
|
4.9
|
16.7
|
1.0
|
CA
|
B:VAL231
|
5.0
|
11.3
|
1.0
|
|
Caesium binding site 4 out
of 5 in 6xe3
Go back to
Caesium Binding Sites List in 6xe3
Caesium binding site 4 out
of 5 in the Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site.
 Mono view
 Stereo pair view
|
A full contact list of Caesium with other atoms in the Cs binding
site number 4 of Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site. within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Cs411
b:17.4
occ:1.00
|
O
|
B:THR71
|
3.0
|
12.9
|
1.0
|
O
|
B:THR69
|
3.0
|
15.4
|
1.0
|
O
|
B:HOH643
|
3.0
|
24.7
|
1.0
|
O
|
B:THR66
|
3.2
|
14.6
|
1.0
|
O
|
B:HOH818
|
3.3
|
43.6
|
1.0
|
OG1
|
B:THR66
|
3.3
|
13.6
|
1.0
|
O
|
B:HOH718
|
3.4
|
29.1
|
1.0
|
O
|
B:HOH523
|
3.7
|
41.2
|
1.0
|
O
|
B:HOH843
|
3.8
|
24.1
|
1.0
|
O
|
B:HOH956
|
3.8
|
61.0
|
1.0
|
CB
|
B:THR66
|
3.9
|
11.7
|
1.0
|
C
|
B:THR66
|
3.9
|
13.7
|
1.0
|
C
|
B:THR69
|
4.0
|
14.2
|
1.0
|
C
|
B:THR71
|
4.1
|
11.7
|
1.0
|
OG1
|
B:THR69
|
4.3
|
13.1
|
1.0
|
N
|
B:THR71
|
4.5
|
12.0
|
1.0
|
N
|
B:ALA67
|
4.6
|
15.8
|
1.0
|
CA
|
B:THR66
|
4.6
|
12.3
|
1.0
|
N
|
B:THR69
|
4.6
|
17.1
|
1.0
|
CA
|
B:ALA67
|
4.6
|
17.1
|
1.0
|
CA
|
B:THR69
|
4.8
|
13.4
|
1.0
|
N
|
B:ARG70
|
4.8
|
13.8
|
0.6
|
N
|
B:ARG70
|
4.8
|
13.8
|
0.4
|
C
|
B:ARG70
|
4.9
|
11.0
|
0.6
|
CA
|
B:ARG70
|
4.9
|
12.3
|
0.4
|
C
|
B:ARG70
|
4.9
|
11.5
|
0.4
|
CA
|
B:ARG70
|
4.9
|
12.1
|
0.6
|
N
|
B:THR72
|
4.9
|
10.8
|
1.0
|
N
|
B:GLY68
|
4.9
|
21.3
|
1.0
|
CA
|
B:THR71
|
4.9
|
11.8
|
1.0
|
OG1
|
B:THR72
|
5.0
|
15.9
|
1.0
|
|
Caesium binding site 5 out
of 5 in 6xe3
Go back to
Caesium Binding Sites List in 6xe3
Caesium binding site 5 out
of 5 in the Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site.
 Mono view
 Stereo pair view
|
A full contact list of Caesium with other atoms in the Cs binding
site number 5 of Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta- Site. within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Cs412
b:26.3
occ:0.60
|
O
|
B:SER249
|
3.0
|
19.8
|
1.0
|
O
|
B:ASP225
|
3.1
|
13.4
|
1.0
|
O
|
B:HOH592
|
3.2
|
24.4
|
1.0
|
O2
|
B:EDO405
|
3.3
|
50.2
|
1.0
|
O1
|
B:EDO405
|
3.8
|
39.5
|
1.0
|
N
|
B:GLY251
|
4.0
|
10.5
|
1.0
|
C
|
B:ASP225
|
4.1
|
11.6
|
1.0
|
C
|
B:SER249
|
4.2
|
18.1
|
1.0
|
O
|
B:HOH912
|
4.3
|
25.6
|
1.0
|
CA
|
B:ASP225
|
4.4
|
11.7
|
1.0
|
C2
|
B:EDO405
|
4.4
|
48.8
|
1.0
|
O
|
B:HOH669
|
4.4
|
35.8
|
1.0
|
O
|
B:HOH914
|
4.5
|
33.6
|
1.0
|
CB
|
B:ASP225
|
4.5
|
12.9
|
1.0
|
C1
|
B:EDO405
|
4.6
|
45.6
|
1.0
|
CA
|
B:GLY251
|
4.6
|
11.2
|
1.0
|
C
|
B:VAL250
|
4.8
|
11.4
|
1.0
|
OD1
|
B:ASP225
|
4.8
|
17.6
|
1.0
|
CA
|
B:VAL250
|
4.9
|
12.7
|
1.0
|
N
|
B:VAL250
|
5.0
|
15.1
|
1.0
|
|
Reference:
E.Hilario,
M.F.Dunn,
L.J.Mueller,
L.Fan.
Salmonella Typhimurium Tryptophan Synthase Beta-S377A Mutant in Complex with Inhibitor F9 at the Enzyme Alpha-Site, Cesium Ion at the Metal Coordination Site and Carbanion III E(C3) at the Enzyme Beta-Site. To Be Published.
Page generated: Sun Jul 13 23:03:22 2025
|