Magnesium in PDB 1ob5: T. Aquaticus Elongation Factor Ef-Tu Complexed with the Antibiotic Enacyloxin Iia, A Gtp Analog, and Phe-Trna
Enzymatic activity of T. Aquaticus Elongation Factor Ef-Tu Complexed with the Antibiotic Enacyloxin Iia, A Gtp Analog, and Phe-Trna
All present enzymatic activity of T. Aquaticus Elongation Factor Ef-Tu Complexed with the Antibiotic Enacyloxin Iia, A Gtp Analog, and Phe-Trna:
3.6.1.48;
Protein crystallography data
The structure of T. Aquaticus Elongation Factor Ef-Tu Complexed with the Antibiotic Enacyloxin Iia, A Gtp Analog, and Phe-Trna, PDB code: 1ob5
was solved by
C.Dahlberg,
R.C.Nielsen,
A.Parmeggiani,
J.Nyborg,
P.Nissen,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
29.54 /
3.10
|
Space group
|
C 1 2 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
212.570,
122.330,
135.680,
90.00,
121.30,
90.00
|
R / Rfree (%)
|
28 /
29.4
|
Other elements in 1ob5:
The structure of T. Aquaticus Elongation Factor Ef-Tu Complexed with the Antibiotic Enacyloxin Iia, A Gtp Analog, and Phe-Trna also contains other interesting chemical elements:
Magnesium Binding Sites:
The binding sites of Magnesium atom in the T. Aquaticus Elongation Factor Ef-Tu Complexed with the Antibiotic Enacyloxin Iia, A Gtp Analog, and Phe-Trna
(pdb code 1ob5). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 3 binding sites of Magnesium where determined in the
T. Aquaticus Elongation Factor Ef-Tu Complexed with the Antibiotic Enacyloxin Iia, A Gtp Analog, and Phe-Trna, PDB code: 1ob5:
Jump to Magnesium binding site number:
1;
2;
3;
Magnesium binding site 1 out
of 3 in 1ob5
Go back to
Magnesium Binding Sites List in 1ob5
Magnesium binding site 1 out
of 3 in the T. Aquaticus Elongation Factor Ef-Tu Complexed with the Antibiotic Enacyloxin Iia, A Gtp Analog, and Phe-Trna
 Mono view
 Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 1 of T. Aquaticus Elongation Factor Ef-Tu Complexed with the Antibiotic Enacyloxin Iia, A Gtp Analog, and Phe-Trna within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg1407
b:57.1
occ:1.00
|
OG1
|
A:THR25
|
2.2
|
65.2
|
1.0
|
OG1
|
A:THR62
|
2.5
|
46.1
|
1.0
|
O2B
|
A:GNP1406
|
2.6
|
47.8
|
1.0
|
CB
|
A:THR62
|
2.8
|
40.4
|
1.0
|
O1G
|
A:GNP1406
|
2.9
|
62.1
|
1.0
|
O
|
A:CYS82
|
3.0
|
69.3
|
1.0
|
OD2
|
A:ASP81
|
3.2
|
74.8
|
1.0
|
CG2
|
A:THR62
|
3.3
|
42.8
|
1.0
|
CB
|
A:THR25
|
3.5
|
73.2
|
1.0
|
N
|
A:THR25
|
3.5
|
81.2
|
1.0
|
PB
|
A:GNP1406
|
3.5
|
66.0
|
1.0
|
CE
|
A:LYS24
|
3.6
|
77.2
|
1.0
|
CB
|
A:LYS24
|
3.8
|
89.3
|
1.0
|
O1B
|
A:GNP1406
|
3.8
|
61.5
|
1.0
|
CG
|
A:ASP81
|
3.8
|
64.2
|
1.0
|
C
|
A:CYS82
|
3.9
|
61.9
|
1.0
|
CA
|
A:THR25
|
3.9
|
76.4
|
1.0
|
N3B
|
A:GNP1406
|
4.0
|
63.8
|
1.0
|
PG
|
A:GNP1406
|
4.0
|
63.2
|
1.0
|
OD1
|
A:ASP81
|
4.0
|
63.0
|
1.0
|
NZ
|
A:LYS24
|
4.1
|
72.1
|
1.0
|
CA
|
A:PRO83
|
4.2
|
36.9
|
1.0
|
CA
|
A:THR62
|
4.3
|
40.4
|
1.0
|
O2G
|
A:GNP1406
|
4.3
|
67.7
|
1.0
|
C
|
A:LYS24
|
4.3
|
83.9
|
1.0
|
N
|
A:PRO83
|
4.5
|
49.4
|
1.0
|
CD
|
A:LYS24
|
4.5
|
82.9
|
1.0
|
CG2
|
A:THR25
|
4.6
|
75.2
|
1.0
|
CA
|
A:LYS24
|
4.6
|
84.4
|
1.0
|
N
|
A:THR62
|
4.6
|
48.3
|
1.0
|
CG
|
A:LYS24
|
4.7
|
88.2
|
1.0
|
N
|
A:CYS82
|
4.9
|
65.3
|
1.0
|
C
|
A:PRO83
|
4.9
|
26.9
|
1.0
|
N
|
A:GLY84
|
5.0
|
34.1
|
1.0
|
CA
|
A:CYS82
|
5.0
|
63.4
|
1.0
|
C
|
A:ASP81
|
5.0
|
67.8
|
1.0
|
O3A
|
A:GNP1406
|
5.0
|
62.6
|
1.0
|
|
Magnesium binding site 2 out
of 3 in 1ob5
Go back to
Magnesium Binding Sites List in 1ob5
Magnesium binding site 2 out
of 3 in the T. Aquaticus Elongation Factor Ef-Tu Complexed with the Antibiotic Enacyloxin Iia, A Gtp Analog, and Phe-Trna
 Mono view
 Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 2 of T. Aquaticus Elongation Factor Ef-Tu Complexed with the Antibiotic Enacyloxin Iia, A Gtp Analog, and Phe-Trna within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg1407
b:57.1
occ:1.00
|
OG1
|
C:THR25
|
2.2
|
65.2
|
1.0
|
OG1
|
C:THR62
|
2.5
|
46.1
|
1.0
|
O2B
|
C:GNP1406
|
2.6
|
47.8
|
1.0
|
CB
|
C:THR62
|
2.8
|
40.4
|
1.0
|
O1G
|
C:GNP1406
|
2.9
|
62.1
|
1.0
|
O
|
C:CYS82
|
3.0
|
69.3
|
1.0
|
OD2
|
C:ASP81
|
3.2
|
74.8
|
1.0
|
CG2
|
C:THR62
|
3.3
|
42.8
|
1.0
|
CB
|
C:THR25
|
3.5
|
73.2
|
1.0
|
N
|
C:THR25
|
3.5
|
81.2
|
1.0
|
PB
|
C:GNP1406
|
3.5
|
66.0
|
1.0
|
CE
|
C:LYS24
|
3.6
|
77.2
|
1.0
|
CB
|
C:LYS24
|
3.8
|
89.3
|
1.0
|
O1B
|
C:GNP1406
|
3.8
|
61.5
|
1.0
|
CG
|
C:ASP81
|
3.8
|
64.2
|
1.0
|
C
|
C:CYS82
|
3.9
|
61.9
|
1.0
|
CA
|
C:THR25
|
3.9
|
76.4
|
1.0
|
N3B
|
C:GNP1406
|
4.0
|
63.8
|
1.0
|
PG
|
C:GNP1406
|
4.0
|
63.2
|
1.0
|
OD1
|
C:ASP81
|
4.0
|
63.0
|
1.0
|
NZ
|
C:LYS24
|
4.1
|
72.1
|
1.0
|
CA
|
C:PRO83
|
4.2
|
36.9
|
1.0
|
CA
|
C:THR62
|
4.3
|
40.4
|
1.0
|
O2G
|
C:GNP1406
|
4.3
|
67.7
|
1.0
|
C
|
C:LYS24
|
4.3
|
83.9
|
1.0
|
N
|
C:PRO83
|
4.5
|
49.4
|
1.0
|
CD
|
C:LYS24
|
4.5
|
82.9
|
1.0
|
CG2
|
C:THR25
|
4.6
|
75.2
|
1.0
|
CA
|
C:LYS24
|
4.6
|
84.4
|
1.0
|
N
|
C:THR62
|
4.6
|
48.3
|
1.0
|
CG
|
C:LYS24
|
4.7
|
88.2
|
1.0
|
N
|
C:CYS82
|
4.9
|
65.3
|
1.0
|
C
|
C:PRO83
|
4.9
|
26.9
|
1.0
|
N
|
C:GLY84
|
5.0
|
34.1
|
1.0
|
CA
|
C:CYS82
|
5.0
|
63.4
|
1.0
|
C
|
C:ASP81
|
5.0
|
67.8
|
1.0
|
O3A
|
C:GNP1406
|
5.0
|
62.6
|
1.0
|
|
Magnesium binding site 3 out
of 3 in 1ob5
Go back to
Magnesium Binding Sites List in 1ob5
Magnesium binding site 3 out
of 3 in the T. Aquaticus Elongation Factor Ef-Tu Complexed with the Antibiotic Enacyloxin Iia, A Gtp Analog, and Phe-Trna
 Mono view
 Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 3 of T. Aquaticus Elongation Factor Ef-Tu Complexed with the Antibiotic Enacyloxin Iia, A Gtp Analog, and Phe-Trna within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
E:Mg1407
b:57.1
occ:1.00
|
OG1
|
E:THR25
|
2.2
|
65.2
|
1.0
|
OG1
|
E:THR62
|
2.5
|
46.1
|
1.0
|
O2B
|
E:GNP1406
|
2.6
|
47.8
|
1.0
|
CB
|
E:THR62
|
2.8
|
40.4
|
1.0
|
O1G
|
E:GNP1406
|
2.9
|
62.1
|
1.0
|
O
|
E:CYS82
|
3.0
|
69.3
|
1.0
|
OD2
|
E:ASP81
|
3.2
|
74.8
|
1.0
|
CG2
|
E:THR62
|
3.3
|
42.8
|
1.0
|
CB
|
E:THR25
|
3.5
|
73.2
|
1.0
|
N
|
E:THR25
|
3.5
|
81.2
|
1.0
|
PB
|
E:GNP1406
|
3.5
|
66.0
|
1.0
|
CE
|
E:LYS24
|
3.6
|
77.2
|
1.0
|
CB
|
E:LYS24
|
3.8
|
89.3
|
1.0
|
O1B
|
E:GNP1406
|
3.8
|
61.5
|
1.0
|
CG
|
E:ASP81
|
3.8
|
64.2
|
1.0
|
C
|
E:CYS82
|
3.9
|
61.9
|
1.0
|
CA
|
E:THR25
|
3.9
|
76.4
|
1.0
|
N3B
|
E:GNP1406
|
4.0
|
63.8
|
1.0
|
OD1
|
E:ASP81
|
4.0
|
63.0
|
1.0
|
PG
|
E:GNP1406
|
4.0
|
63.2
|
1.0
|
NZ
|
E:LYS24
|
4.1
|
72.1
|
1.0
|
CA
|
E:PRO83
|
4.2
|
36.9
|
1.0
|
CA
|
E:THR62
|
4.3
|
40.4
|
1.0
|
O2G
|
E:GNP1406
|
4.3
|
67.7
|
1.0
|
C
|
E:LYS24
|
4.3
|
83.9
|
1.0
|
N
|
E:PRO83
|
4.5
|
49.4
|
1.0
|
CD
|
E:LYS24
|
4.5
|
82.9
|
1.0
|
CG2
|
E:THR25
|
4.6
|
75.2
|
1.0
|
CA
|
E:LYS24
|
4.6
|
84.4
|
1.0
|
N
|
E:THR62
|
4.6
|
48.3
|
1.0
|
CG
|
E:LYS24
|
4.7
|
88.2
|
1.0
|
N
|
E:CYS82
|
4.9
|
65.3
|
1.0
|
C
|
E:PRO83
|
4.9
|
26.9
|
1.0
|
C
|
E:ASP81
|
5.0
|
67.8
|
1.0
|
CA
|
E:CYS82
|
5.0
|
63.4
|
1.0
|
N
|
E:GLY84
|
5.0
|
34.1
|
1.0
|
O3A
|
E:GNP1406
|
5.0
|
62.6
|
1.0
|
|
Reference:
A.Parmeggiani,
I.M.Krab,
T.Watanabe,
R.C.Nielsen,
C.Dahlberg,
J.Nyborg,
P.Nissen.
Enacyloxin Iia Pinpoints A Binding Pocket of Elongation Factor Tu For Development of Novel Antibiotics. J.Biol.Chem. V. 281 2893 2006.
ISSN: ISSN 0021-9258
PubMed: 16257965
DOI: 10.1074/JBC.M505951200
Page generated: Tue Aug 13 10:35:20 2024
|