Caesium in PDB 7kqf: The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution
Enzymatic activity of The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution
All present enzymatic activity of The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution:
4.2.1.20;
Protein crystallography data
The structure of The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution, PDB code: 7kqf
was solved by
E.Hilario,
M.F.Dunn,
L.J.Mueller,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
39.02 /
1.47
|
Space group
|
C 1 2 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
181.851,
58.561,
67.183,
90,
94.62,
90
|
R / Rfree (%)
|
12.3 /
15.9
|
Other elements in 7kqf:
The structure of The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution also contains other interesting chemical elements:
Caesium Binding Sites:
The binding sites of Caesium atom in the The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution
(pdb code 7kqf). This binding sites where shown within
5.0 Angstroms radius around Caesium atom.
In total 6 binding sites of Caesium where determined in the
The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution, PDB code: 7kqf:
Jump to Caesium binding site number:
1;
2;
3;
4;
5;
6;
Caesium binding site 1 out
of 6 in 7kqf
Go back to
Caesium Binding Sites List in 7kqf
Caesium binding site 1 out
of 6 in the The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution
 Mono view
 Stereo pair view
|
A full contact list of Caesium with other atoms in the Cs binding
site number 1 of The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Cs308
b:14.0
occ:0.65
|
O
|
A:ALA265
|
3.1
|
14.1
|
1.0
|
O
|
A:ARG267
|
3.1
|
24.3
|
1.0
|
OG
|
A:SER221
|
3.2
|
13.9
|
0.7
|
O
|
A:HOH514
|
3.2
|
22.4
|
1.0
|
O
|
A:HOH533
|
3.3
|
33.8
|
1.0
|
O
|
A:HOH634
|
3.6
|
34.1
|
1.0
|
CB
|
A:SER221
|
3.8
|
12.8
|
0.3
|
O
|
A:HOH495
|
3.9
|
29.4
|
1.0
|
C
|
A:ALA265
|
4.1
|
12.8
|
1.0
|
CB
|
A:SER221
|
4.1
|
12.8
|
0.7
|
C
|
A:ARG267
|
4.2
|
23.7
|
1.0
|
CA
|
A:SER221
|
4.5
|
12.8
|
0.3
|
CA
|
A:SER221
|
4.6
|
13.1
|
0.7
|
N
|
A:ARG267
|
4.6
|
17.3
|
1.0
|
C
|
A:SER266
|
4.7
|
15.9
|
1.0
|
CA
|
A:ALA265
|
4.8
|
12.8
|
1.0
|
N
|
A:SER266
|
4.9
|
13.5
|
1.0
|
O
|
A:HOH458
|
4.9
|
33.6
|
1.0
|
OG
|
A:SER221
|
5.0
|
13.4
|
0.3
|
|
Caesium binding site 2 out
of 6 in 7kqf
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Caesium Binding Sites List in 7kqf
Caesium binding site 2 out
of 6 in the The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution
 Mono view
 Stereo pair view
|
A full contact list of Caesium with other atoms in the Cs binding
site number 2 of The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Cs407
b:23.7
occ:0.50
|
O
|
B:HOH909
|
3.0
|
45.6
|
1.0
|
O
|
B:ASP225
|
3.1
|
12.8
|
1.0
|
O
|
B:SER249
|
3.2
|
17.6
|
1.0
|
O
|
B:HOH638
|
3.3
|
24.4
|
1.0
|
O
|
B:HOH905
|
3.5
|
53.1
|
1.0
|
O
|
B:HOH914
|
3.6
|
33.9
|
1.0
|
O
|
B:HOH932
|
3.9
|
51.5
|
1.0
|
O
|
B:HOH838
|
4.0
|
53.6
|
1.0
|
C
|
B:ASP225
|
4.0
|
11.2
|
1.0
|
N
|
B:GLY251
|
4.2
|
10.7
|
1.0
|
CA
|
B:ASP225
|
4.3
|
11.3
|
1.0
|
C
|
B:SER249
|
4.3
|
15.6
|
1.0
|
CB
|
B:ASP225
|
4.4
|
12.1
|
1.0
|
O
|
B:HOH928
|
4.5
|
28.3
|
1.0
|
O
|
B:HOH940
|
4.5
|
31.8
|
1.0
|
O
|
B:HOH729
|
4.6
|
52.7
|
1.0
|
CA
|
B:GLY251
|
4.7
|
10.2
|
1.0
|
OD1
|
B:ASP225
|
4.8
|
17.6
|
1.0
|
C
|
B:VAL250
|
4.9
|
11.5
|
1.0
|
|
Caesium binding site 3 out
of 6 in 7kqf
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Caesium Binding Sites List in 7kqf
Caesium binding site 3 out
of 6 in the The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution
 Mono view
 Stereo pair view
|
A full contact list of Caesium with other atoms in the Cs binding
site number 3 of The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Cs408
b:14.9
occ:0.80
|
O
|
B:HOH810
|
3.0
|
50.0
|
1.0
|
O
|
B:THR71
|
3.0
|
11.7
|
1.0
|
O
|
B:THR69
|
3.1
|
13.8
|
1.0
|
O
|
B:HOH687
|
3.1
|
25.3
|
1.0
|
O
|
B:THR66
|
3.3
|
13.7
|
1.0
|
OG1
|
B:THR66
|
3.3
|
13.8
|
1.0
|
O
|
B:HOH740
|
3.4
|
30.7
|
1.0
|
CB
|
B:THR66
|
3.9
|
12.6
|
1.0
|
C
|
B:THR66
|
3.9
|
11.9
|
1.0
|
O
|
B:HOH877
|
3.9
|
23.7
|
1.0
|
C
|
B:THR69
|
4.1
|
12.7
|
1.0
|
C
|
B:THR71
|
4.1
|
10.8
|
1.0
|
OG1
|
B:THR69
|
4.3
|
11.1
|
1.0
|
N
|
B:THR71
|
4.5
|
10.5
|
1.0
|
N
|
B:THR69
|
4.6
|
14.1
|
1.0
|
N
|
B:ALA67
|
4.6
|
13.5
|
1.0
|
CA
|
B:THR66
|
4.6
|
11.7
|
1.0
|
CA
|
B:ALA67
|
4.7
|
14.6
|
1.0
|
O
|
B:HOH683
|
4.7
|
13.0
|
1.0
|
N
|
B:GLY68
|
4.9
|
16.6
|
1.0
|
CA
|
B:THR69
|
4.9
|
12.7
|
1.0
|
N
|
B:ARG70
|
4.9
|
11.8
|
0.4
|
N
|
B:ARG70
|
4.9
|
11.5
|
0.6
|
C
|
B:ARG70
|
4.9
|
10.9
|
0.4
|
C
|
B:ARG70
|
4.9
|
10.6
|
0.6
|
N
|
B:THR72
|
4.9
|
10.3
|
1.0
|
CA
|
B:ARG70
|
5.0
|
12.2
|
0.6
|
CA
|
B:THR71
|
5.0
|
10.6
|
1.0
|
CA
|
B:ARG70
|
5.0
|
12.3
|
0.4
|
OG1
|
B:THR72
|
5.0
|
13.9
|
1.0
|
|
Caesium binding site 4 out
of 6 in 7kqf
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Caesium Binding Sites List in 7kqf
Caesium binding site 4 out
of 6 in the The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution
 Mono view
 Stereo pair view
|
A full contact list of Caesium with other atoms in the Cs binding
site number 4 of The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Cs409
b:20.7
occ:0.40
|
CS
|
B:CS409
|
0.0
|
20.7
|
0.4
|
CS
|
B:CS409
|
1.9
|
28.1
|
0.3
|
CS
|
B:CS409
|
2.5
|
39.5
|
0.3
|
O
|
B:GLY232
|
2.9
|
18.3
|
1.0
|
OE2
|
B:GLU256
|
3.2
|
13.0
|
1.0
|
O
|
B:VAL231
|
3.2
|
11.1
|
1.0
|
O
|
B:GLY268
|
3.4
|
11.7
|
1.0
|
O
|
B:SER308
|
3.5
|
10.7
|
1.0
|
CD
|
B:PRO270
|
3.7
|
10.0
|
1.0
|
C
|
B:GLY232
|
3.9
|
13.0
|
1.0
|
CG
|
B:PRO270
|
3.9
|
11.3
|
1.0
|
C
|
B:VAL231
|
4.0
|
9.7
|
1.0
|
CD
|
B:GLU256
|
4.1
|
12.5
|
1.0
|
CG
|
B:GLU256
|
4.1
|
11.0
|
1.0
|
CG1
|
B:VAL231
|
4.1
|
10.1
|
1.0
|
CA
|
B:GLY232
|
4.3
|
11.7
|
1.0
|
CB
|
B:VAL309
|
4.3
|
10.8
|
1.0
|
CG2
|
B:VAL309
|
4.4
|
12.5
|
1.0
|
N
|
B:GLY232
|
4.5
|
10.9
|
1.0
|
O
|
B:PHE306
|
4.5
|
16.1
|
1.0
|
C
|
B:SER308
|
4.5
|
10.0
|
1.0
|
C
|
B:GLY268
|
4.5
|
10.6
|
1.0
|
CB
|
B:GLU256
|
4.6
|
8.9
|
1.0
|
CD
|
B:PRO257
|
4.6
|
9.4
|
1.0
|
N
|
B:PRO270
|
4.7
|
9.9
|
1.0
|
CB
|
B:VAL231
|
4.8
|
9.3
|
1.0
|
CA
|
B:VAL309
|
4.8
|
10.3
|
1.0
|
CA
|
B:ALA269
|
4.9
|
10.0
|
1.0
|
|
Caesium binding site 5 out
of 6 in 7kqf
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Caesium Binding Sites List in 7kqf
Caesium binding site 5 out
of 6 in the The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution
 Mono view
 Stereo pair view
|
A full contact list of Caesium with other atoms in the Cs binding
site number 5 of The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Cs409
b:28.1
occ:0.30
|
CS
|
B:CS409
|
0.0
|
28.1
|
0.3
|
CS
|
B:CS409
|
1.6
|
39.5
|
0.3
|
CS
|
B:CS409
|
1.9
|
20.7
|
0.4
|
O
|
B:GLY232
|
2.4
|
18.3
|
1.0
|
O
|
B:PHE306
|
2.7
|
16.1
|
1.0
|
O
|
B:SER308
|
2.7
|
10.7
|
1.0
|
C
|
B:GLY232
|
3.5
|
13.0
|
1.0
|
O
|
B:GLY268
|
3.8
|
11.7
|
1.0
|
C
|
B:PHE306
|
3.8
|
15.6
|
1.0
|
C
|
B:SER308
|
3.9
|
10.0
|
1.0
|
CG
|
B:PRO270
|
3.9
|
11.3
|
1.0
|
CD
|
B:PRO270
|
3.9
|
10.0
|
1.0
|
CA
|
B:GLY232
|
4.1
|
11.7
|
1.0
|
O
|
B:VAL231
|
4.2
|
11.1
|
1.0
|
N
|
B:SER308
|
4.2
|
11.3
|
1.0
|
OG
|
B:SER297
|
4.3
|
22.4
|
1.0
|
O
|
B:LEU304
|
4.5
|
19.9
|
1.0
|
CB
|
B:PHE306
|
4.5
|
16.1
|
1.0
|
CA
|
B:PHE306
|
4.6
|
15.9
|
1.0
|
N
|
B:GLY233
|
4.6
|
12.4
|
1.0
|
N
|
B:PHE306
|
4.7
|
15.2
|
1.0
|
CA
|
B:SER308
|
4.7
|
11.2
|
1.0
|
C
|
B:GLY268
|
4.7
|
10.6
|
1.0
|
CD2
|
B:PHE306
|
4.7
|
15.6
|
1.0
|
OE2
|
B:GLU256
|
4.8
|
13.0
|
1.0
|
C
|
B:PRO307
|
4.8
|
14.2
|
1.0
|
N
|
B:PRO307
|
4.8
|
14.6
|
1.0
|
N
|
B:VAL309
|
4.8
|
10.3
|
1.0
|
C
|
B:VAL231
|
4.9
|
9.7
|
1.0
|
CA
|
B:PRO307
|
4.9
|
14.8
|
1.0
|
N
|
B:GLY232
|
4.9
|
10.9
|
1.0
|
CA
|
B:VAL309
|
4.9
|
10.3
|
1.0
|
CB
|
B:VAL309
|
4.9
|
10.8
|
1.0
|
|
Caesium binding site 6 out
of 6 in 7kqf
Go back to
Caesium Binding Sites List in 7kqf
Caesium binding site 6 out
of 6 in the The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution
 Mono view
 Stereo pair view
|
A full contact list of Caesium with other atoms in the Cs binding
site number 6 of The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'- Trifluoromethoxybenzenesulfonyl)-2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Cs409
b:39.5
occ:0.30
|
CS
|
B:CS409
|
0.0
|
39.5
|
0.3
|
CS
|
B:CS409
|
1.6
|
28.1
|
0.3
|
CS
|
B:CS409
|
2.5
|
20.7
|
0.4
|
O
|
B:GLY268
|
2.8
|
11.7
|
1.0
|
O
|
B:PHE306
|
3.1
|
16.1
|
1.0
|
O
|
B:LEU304
|
3.2
|
19.9
|
1.0
|
O
|
B:GLY232
|
3.3
|
18.3
|
1.0
|
OG
|
B:SER297
|
3.7
|
22.4
|
1.0
|
C
|
B:GLY268
|
3.8
|
10.6
|
1.0
|
O
|
B:VAL231
|
3.9
|
11.1
|
1.0
|
CD
|
B:PRO257
|
4.1
|
9.4
|
1.0
|
CA
|
B:GLY232
|
4.1
|
11.7
|
1.0
|
C
|
B:GLY232
|
4.1
|
13.0
|
1.0
|
CG
|
B:PRO257
|
4.1
|
9.4
|
1.0
|
C
|
B:LEU304
|
4.1
|
16.5
|
1.0
|
CD
|
B:PRO270
|
4.2
|
10.0
|
1.0
|
CA
|
B:GLY268
|
4.2
|
11.0
|
1.0
|
O
|
B:SER308
|
4.2
|
10.7
|
1.0
|
CB
|
B:SER297
|
4.3
|
22.9
|
1.0
|
C
|
B:PHE306
|
4.3
|
15.6
|
1.0
|
N
|
B:PHE306
|
4.5
|
15.2
|
1.0
|
CG
|
B:PRO270
|
4.7
|
11.3
|
1.0
|
C
|
B:VAL231
|
4.8
|
9.7
|
1.0
|
CA
|
B:LEU304
|
4.8
|
13.5
|
1.0
|
CB
|
B:LEU304
|
4.9
|
12.9
|
1.0
|
CA
|
B:PHE306
|
4.9
|
15.9
|
1.0
|
N
|
B:GLY232
|
4.9
|
10.9
|
1.0
|
N
|
B:ASP305
|
4.9
|
17.9
|
1.0
|
N
|
B:ALA269
|
4.9
|
9.9
|
1.0
|
C
|
B:ASP305
|
5.0
|
18.3
|
1.0
|
|
Reference:
E.Hilario,
M.F.Dunn,
L.J.Mueller.
The Internal Aldimine Form of the Wild-Type Tryptophan Synthase From Salmonella in Complex with Inhibitor N-(4'-Trifluoromethoxybenzenesulfonyl) -2-Amino-1-Ethylphosphate (F9F) at the Enzyme Alpha-Site and Cesium Ion at the Metal Coordination Site at 1.47 Angstrom Resolution. To Be Published.
Page generated: Tue Jul 30 21:14:19 2024
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