Magnesium in PDB 3cun: Aminoacyl-Trna Synthetase Ribozyme
Protein crystallography data
The structure of Aminoacyl-Trna Synthetase Ribozyme, PDB code: 3cun
was solved by
H.Xiao,
H.Murakami,
H.Suga,
A.R.Ferre-D'amare,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
28.75 /
3.00
|
Space group
|
C 1 2 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
191.368,
48.076,
90.645,
90.00,
93.50,
90.00
|
R / Rfree (%)
|
25.2 /
30.3
|
Other elements in 3cun:
The structure of Aminoacyl-Trna Synthetase Ribozyme also contains other interesting chemical elements:
Magnesium Binding Sites:
The binding sites of Magnesium atom in the Aminoacyl-Trna Synthetase Ribozyme
(pdb code 3cun). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 9 binding sites of Magnesium where determined in the
Aminoacyl-Trna Synthetase Ribozyme, PDB code: 3cun:
Jump to Magnesium binding site number:
1;
2;
3;
4;
5;
6;
7;
8;
9;
Magnesium binding site 1 out
of 9 in 3cun
Go back to
Magnesium Binding Sites List in 3cun
Magnesium binding site 1 out
of 9 in the Aminoacyl-Trna Synthetase Ribozyme
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 1 of Aminoacyl-Trna Synthetase Ribozyme within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg501
b:61.6
occ:1.00
|
O6
|
C:G5
|
3.9
|
82.3
|
1.0
|
O6
|
C:G6
|
4.0
|
65.8
|
1.0
|
N7
|
C:G5
|
4.2
|
80.3
|
1.0
|
N7
|
C:G6
|
4.4
|
62.9
|
1.0
|
O6
|
C:G8
|
4.4
|
96.9
|
1.0
|
C6
|
C:G5
|
4.5
|
81.1
|
1.0
|
C5
|
C:G5
|
4.6
|
80.0
|
1.0
|
O4
|
C:U4
|
4.8
|
85.0
|
1.0
|
C6
|
C:G6
|
4.9
|
57.7
|
1.0
|
N4
|
C:C7
|
4.9
|
65.8
|
1.0
|
|
Magnesium binding site 2 out
of 9 in 3cun
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Magnesium Binding Sites List in 3cun
Magnesium binding site 2 out
of 9 in the Aminoacyl-Trna Synthetase Ribozyme
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 2 of Aminoacyl-Trna Synthetase Ribozyme within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Mg502
b:61.9
occ:1.00
|
N7
|
D:G168
|
3.9
|
73.6
|
1.0
|
N7
|
D:G169
|
3.9
|
70.8
|
1.0
|
O6
|
D:G169
|
4.1
|
80.4
|
1.0
|
O4
|
D:U170
|
4.1
|
65.3
|
1.0
|
O6
|
D:G168
|
4.4
|
71.9
|
1.0
|
C5
|
D:G168
|
4.6
|
71.8
|
1.0
|
OP2
|
D:A175
|
4.7
|
80.0
|
1.0
|
C8
|
D:G168
|
4.7
|
75.9
|
1.0
|
C5
|
D:G169
|
4.7
|
73.4
|
1.0
|
C6
|
D:G169
|
4.8
|
78.0
|
1.0
|
C6
|
D:G168
|
4.8
|
72.7
|
1.0
|
C8
|
D:G169
|
5.0
|
71.9
|
1.0
|
OP1
|
D:A175
|
5.0
|
75.8
|
1.0
|
C4
|
D:U170
|
5.0
|
62.2
|
1.0
|
|
Magnesium binding site 3 out
of 9 in 3cun
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Magnesium Binding Sites List in 3cun
Magnesium binding site 3 out
of 9 in the Aminoacyl-Trna Synthetase Ribozyme
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 3 of Aminoacyl-Trna Synthetase Ribozyme within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg503
b:63.8
occ:1.00
|
N7
|
C:G25
|
3.9
|
83.7
|
1.0
|
N7
|
C:G24
|
4.2
|
90.8
|
1.0
|
OP2
|
C:G24
|
4.2
|
74.0
|
1.0
|
OP2
|
C:A23
|
4.3
|
78.5
|
1.0
|
N1
|
C:A45
|
4.4
|
0.9
|
1.0
|
O6
|
C:G25
|
4.4
|
85.1
|
1.0
|
C8
|
C:G24
|
4.6
|
90.6
|
1.0
|
N6
|
C:A45
|
4.7
|
0.8
|
1.0
|
N4
|
C:C26
|
4.8
|
92.4
|
1.0
|
C5
|
C:G25
|
4.8
|
82.0
|
1.0
|
C8
|
C:G25
|
4.8
|
85.1
|
1.0
|
C6
|
C:A45
|
4.9
|
0.1
|
1.0
|
C6
|
C:G25
|
5.0
|
82.4
|
1.0
|
|
Magnesium binding site 4 out
of 9 in 3cun
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Magnesium Binding Sites List in 3cun
Magnesium binding site 4 out
of 9 in the Aminoacyl-Trna Synthetase Ribozyme
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 4 of Aminoacyl-Trna Synthetase Ribozyme within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Mg504
b:92.0
occ:1.00
|
O4
|
D:U171
|
2.0
|
66.8
|
1.0
|
OP2
|
D:U170
|
2.3
|
69.5
|
1.0
|
C4
|
D:U171
|
3.1
|
65.1
|
1.0
|
C5
|
D:U171
|
3.7
|
65.5
|
1.0
|
P
|
D:U170
|
3.7
|
71.9
|
1.0
|
O5'
|
D:G169
|
4.2
|
76.5
|
1.0
|
N3
|
D:U171
|
4.2
|
64.2
|
1.0
|
C5
|
D:U170
|
4.3
|
62.4
|
1.0
|
O3'
|
D:G169
|
4.3
|
70.1
|
1.0
|
OP2
|
D:G169
|
4.4
|
82.3
|
1.0
|
C3'
|
D:G169
|
4.5
|
68.3
|
1.0
|
OP1
|
D:G169
|
4.5
|
72.5
|
1.0
|
O5'
|
D:U170
|
4.6
|
65.5
|
1.0
|
P
|
D:G169
|
4.6
|
80.5
|
1.0
|
OP1
|
D:U170
|
4.7
|
71.6
|
1.0
|
C6
|
D:U170
|
4.8
|
65.1
|
1.0
|
C5'
|
D:G169
|
5.0
|
70.4
|
1.0
|
OP2
|
D:A174
|
5.0
|
71.9
|
1.0
|
|
Magnesium binding site 5 out
of 9 in 3cun
Go back to
Magnesium Binding Sites List in 3cun
Magnesium binding site 5 out
of 9 in the Aminoacyl-Trna Synthetase Ribozyme
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 5 of Aminoacyl-Trna Synthetase Ribozyme within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg506
b:91.4
occ:1.00
|
O6
|
C:G68
|
3.5
|
75.0
|
1.0
|
N7
|
C:G68
|
3.9
|
79.8
|
1.0
|
O6
|
C:G69
|
4.0
|
97.2
|
1.0
|
OP2
|
C:A75
|
4.0
|
0.0
|
1.0
|
N7
|
C:G69
|
4.2
|
93.5
|
1.0
|
C6
|
C:G68
|
4.2
|
78.4
|
1.0
|
C5
|
C:G68
|
4.4
|
81.6
|
1.0
|
O4
|
C:U70
|
4.5
|
87.4
|
1.0
|
OP1
|
C:A75
|
4.6
|
0.1
|
1.0
|
C6
|
C:G69
|
4.7
|
92.9
|
1.0
|
P
|
C:A75
|
4.8
|
0.2
|
1.0
|
C5
|
C:G69
|
4.8
|
93.2
|
1.0
|
C8
|
C:G68
|
5.0
|
84.0
|
1.0
|
|
Magnesium binding site 6 out
of 9 in 3cun
Go back to
Magnesium Binding Sites List in 3cun
Magnesium binding site 6 out
of 9 in the Aminoacyl-Trna Synthetase Ribozyme
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 6 of Aminoacyl-Trna Synthetase Ribozyme within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg507
b:56.0
occ:1.00
|
O2B
|
C:GTP1
|
2.0
|
0.1
|
1.0
|
OP2
|
C:G2
|
3.1
|
97.2
|
1.0
|
O2A
|
C:GTP1
|
3.1
|
0.0
|
1.0
|
PB
|
C:GTP1
|
3.5
|
0.7
|
1.0
|
O3G
|
C:GTP1
|
3.7
|
0.7
|
1.0
|
N7
|
C:A3
|
3.9
|
81.4
|
1.0
|
P
|
C:G2
|
3.9
|
94.4
|
1.0
|
O3A
|
C:GTP1
|
4.0
|
0.3
|
1.0
|
O5'
|
C:G2
|
4.1
|
89.5
|
1.0
|
O3B
|
C:GTP1
|
4.2
|
1.0
|
1.0
|
PA
|
C:GTP1
|
4.2
|
0.6
|
1.0
|
OP1
|
C:G2
|
4.2
|
91.9
|
1.0
|
OP2
|
C:A3
|
4.3
|
86.3
|
1.0
|
N7
|
C:G2
|
4.4
|
78.0
|
1.0
|
O1B
|
C:GTP1
|
4.5
|
0.7
|
1.0
|
N6
|
C:A3
|
4.5
|
78.8
|
1.0
|
C8
|
C:G2
|
4.6
|
80.1
|
1.0
|
PG
|
C:GTP1
|
4.6
|
0.2
|
1.0
|
C8
|
C:A3
|
4.8
|
84.7
|
1.0
|
C5
|
C:A3
|
4.9
|
83.4
|
1.0
|
O4
|
C:U4
|
5.0
|
85.0
|
1.0
|
|
Magnesium binding site 7 out
of 9 in 3cun
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Magnesium Binding Sites List in 3cun
Magnesium binding site 7 out
of 9 in the Aminoacyl-Trna Synthetase Ribozyme
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 7 of Aminoacyl-Trna Synthetase Ribozyme within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg510
b:48.5
occ:1.00
|
O1G
|
C:GTP1
|
3.0
|
0.1
|
1.0
|
O1B
|
C:GTP1
|
3.0
|
0.7
|
1.0
|
O3G
|
C:GTP1
|
3.8
|
0.7
|
1.0
|
N4
|
C:C13
|
3.8
|
75.6
|
1.0
|
PG
|
C:GTP1
|
3.9
|
0.2
|
1.0
|
O2B
|
C:GTP1
|
4.0
|
0.1
|
1.0
|
PB
|
C:GTP1
|
4.0
|
0.7
|
1.0
|
N4
|
C:C14
|
4.1
|
79.1
|
1.0
|
C5
|
C:C13
|
4.1
|
79.5
|
1.0
|
C4
|
C:C13
|
4.3
|
76.5
|
1.0
|
C5
|
C:C14
|
4.5
|
76.9
|
1.0
|
O3B
|
C:GTP1
|
4.6
|
1.0
|
1.0
|
C4
|
C:C14
|
4.8
|
76.4
|
1.0
|
|
Magnesium binding site 8 out
of 9 in 3cun
Go back to
Magnesium Binding Sites List in 3cun
Magnesium binding site 8 out
of 9 in the Aminoacyl-Trna Synthetase Ribozyme
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 8 of Aminoacyl-Trna Synthetase Ribozyme within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Mg512
b:0.5
occ:1.00
|
O2G
|
D:GTP101
|
3.8
|
1.0
|
1.0
|
O6
|
D:G112
|
4.0
|
73.8
|
1.0
|
OP2
|
D:A111
|
4.1
|
68.6
|
1.0
|
N7
|
D:G112
|
4.2
|
71.0
|
1.0
|
C6
|
D:G112
|
4.8
|
72.0
|
1.0
|
C5
|
D:G112
|
4.9
|
69.4
|
1.0
|
|
Magnesium binding site 9 out
of 9 in 3cun
Go back to
Magnesium Binding Sites List in 3cun
Magnesium binding site 9 out
of 9 in the Aminoacyl-Trna Synthetase Ribozyme
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 9 of Aminoacyl-Trna Synthetase Ribozyme within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Mg513
b:0.3
occ:1.00
|
OP2
|
D:C129
|
2.1
|
0.2
|
1.0
|
OP1
|
D:C128
|
2.9
|
0.7
|
1.0
|
P
|
D:C129
|
3.1
|
0.2
|
1.0
|
O3'
|
D:C128
|
3.6
|
0.5
|
1.0
|
OP1
|
D:C129
|
3.6
|
0.2
|
1.0
|
P
|
D:C128
|
3.6
|
0.2
|
1.0
|
O5'
|
D:C128
|
3.7
|
0.8
|
1.0
|
C5'
|
D:C128
|
3.9
|
0.9
|
1.0
|
OP2
|
D:C128
|
3.9
|
0.7
|
1.0
|
C3'
|
D:C128
|
3.9
|
0.0
|
1.0
|
C4'
|
D:C128
|
4.5
|
0.1
|
1.0
|
O5'
|
D:C129
|
4.5
|
0.4
|
1.0
|
|
Reference:
H.Xiao,
H.Murakami,
H.Suga,
A.R.Ferre-D'amare.
Structural Basis of Specific Trna Aminoacylation By A Small in Vitro Selected Ribozyme. Nature V. 454 358 2008.
ISSN: ISSN 0028-0836
PubMed: 18548004
DOI: 10.1038/NATURE07033
Page generated: Wed Aug 14 11:53:25 2024
|