Magnesium in PDB 2nuf: Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution
Enzymatic activity of Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution
All present enzymatic activity of Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution:
3.1.26.3;
Protein crystallography data
The structure of Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution, PDB code: 2nuf
was solved by
J.H.Gan,
G.Shaw,
J.E.Tropea,
D.S.Waugh,
D.L.Court,
X.Ji,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
29.76 /
2.50
|
Space group
|
P 1 21 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
64.100,
51.100,
113.400,
90.00,
104.90,
90.00
|
R / Rfree (%)
|
22.2 /
28.4
|
Magnesium Binding Sites:
The binding sites of Magnesium atom in the Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution
(pdb code 2nuf). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 8 binding sites of Magnesium where determined in the
Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution, PDB code: 2nuf:
Jump to Magnesium binding site number:
1;
2;
3;
4;
5;
6;
7;
8;
Magnesium binding site 1 out
of 8 in 2nuf
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Magnesium Binding Sites List in 2nuf
Magnesium binding site 1 out
of 8 in the Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 1 of Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg202
b:62.0
occ:1.00
|
OP1
|
C:C1
|
2.0
|
56.1
|
1.0
|
OP2
|
C:A2
|
2.4
|
57.5
|
1.0
|
O
|
C:HOH223
|
3.1
|
48.0
|
1.0
|
P
|
C:C1
|
3.2
|
64.8
|
1.0
|
OP3
|
C:C1
|
3.4
|
61.4
|
1.0
|
P
|
C:A2
|
3.8
|
58.9
|
1.0
|
O
|
A:HOH278
|
4.0
|
38.6
|
1.0
|
O5'
|
C:C1
|
4.1
|
56.3
|
1.0
|
OP2
|
C:C1
|
4.3
|
58.1
|
1.0
|
C3'
|
C:C1
|
4.4
|
50.8
|
1.0
|
O3'
|
C:C1
|
4.4
|
51.7
|
1.0
|
OP1
|
C:A2
|
4.7
|
55.9
|
1.0
|
O5'
|
C:A2
|
4.8
|
57.2
|
1.0
|
C5'
|
C:A2
|
4.8
|
51.2
|
1.0
|
C5'
|
C:C1
|
4.9
|
48.7
|
1.0
|
|
Magnesium binding site 2 out
of 8 in 2nuf
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Magnesium Binding Sites List in 2nuf
Magnesium binding site 2 out
of 8 in the Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 2 of Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Mg206
b:54.2
occ:1.00
|
OP1
|
D:C1
|
1.9
|
54.7
|
1.0
|
OP2
|
D:A2
|
2.1
|
57.7
|
1.0
|
O
|
D:HOH210
|
2.6
|
44.9
|
1.0
|
P
|
D:C1
|
3.3
|
57.2
|
1.0
|
P
|
D:A2
|
3.3
|
60.1
|
1.0
|
O
|
B:HOH232
|
3.6
|
47.9
|
1.0
|
OP3
|
D:C1
|
3.8
|
61.2
|
1.0
|
OP1
|
D:A2
|
3.9
|
60.5
|
1.0
|
MG
|
D:MG208
|
4.0
|
75.6
|
1.0
|
O3'
|
D:C1
|
4.0
|
53.3
|
1.0
|
O5'
|
D:C1
|
4.1
|
54.9
|
1.0
|
C3'
|
D:C1
|
4.2
|
50.7
|
1.0
|
OP2
|
D:C1
|
4.4
|
53.7
|
1.0
|
O5'
|
D:A2
|
4.5
|
58.7
|
1.0
|
C5'
|
D:C1
|
4.7
|
52.8
|
1.0
|
C5'
|
D:A2
|
4.7
|
50.4
|
1.0
|
|
Magnesium binding site 3 out
of 8 in 2nuf
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Magnesium Binding Sites List in 2nuf
Magnesium binding site 3 out
of 8 in the Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 3 of Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Mg208
b:75.6
occ:1.00
|
OP1
|
D:A2
|
2.2
|
60.5
|
1.0
|
OE2
|
B:GLU40
|
2.8
|
60.5
|
1.0
|
P
|
D:A2
|
3.0
|
60.1
|
1.0
|
OE1
|
B:GLU40
|
3.1
|
66.5
|
1.0
|
O3'
|
D:C1
|
3.2
|
53.3
|
1.0
|
CD
|
B:GLU40
|
3.3
|
59.9
|
1.0
|
OP2
|
D:A2
|
3.6
|
57.7
|
1.0
|
OP1
|
D:C1
|
3.9
|
54.7
|
1.0
|
MG
|
D:MG206
|
4.0
|
54.2
|
1.0
|
O
|
B:HOH232
|
4.1
|
47.9
|
1.0
|
OD2
|
B:ASP44
|
4.3
|
65.0
|
1.0
|
C3'
|
D:C1
|
4.4
|
50.7
|
1.0
|
O5'
|
D:A2
|
4.4
|
58.7
|
1.0
|
C5'
|
D:C1
|
4.7
|
52.8
|
1.0
|
MG
|
B:MG223
|
4.7
|
57.7
|
1.0
|
CG
|
B:GLU40
|
4.7
|
55.4
|
1.0
|
O
|
B:HOH248
|
4.7
|
48.6
|
1.0
|
OE1
|
A:GLU64
|
4.8
|
92.1
|
1.0
|
C4'
|
D:C1
|
4.9
|
50.0
|
1.0
|
|
Magnesium binding site 4 out
of 8 in 2nuf
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Magnesium Binding Sites List in 2nuf
Magnesium binding site 4 out
of 8 in the Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 4 of Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg222
b:54.8
occ:1.00
|
OE2
|
A:GLU110
|
2.1
|
59.7
|
1.0
|
OD2
|
A:ASP44
|
3.0
|
67.3
|
1.0
|
OD1
|
A:ASP44
|
3.1
|
76.5
|
1.0
|
CD
|
A:GLU110
|
3.3
|
59.4
|
1.0
|
CG
|
A:ASP44
|
3.3
|
69.8
|
1.0
|
O
|
C:HOH207
|
3.7
|
55.6
|
1.0
|
OE1
|
A:GLU110
|
3.8
|
65.7
|
1.0
|
O
|
A:ILE75
|
4.0
|
50.0
|
1.0
|
MG
|
A:MG223
|
4.0
|
54.7
|
1.0
|
OP2
|
C:C1
|
4.1
|
58.1
|
1.0
|
CE2
|
A:PHE80
|
4.4
|
40.8
|
1.0
|
CG
|
A:GLU110
|
4.5
|
53.9
|
1.0
|
OE2
|
A:GLU40
|
4.7
|
61.5
|
1.0
|
CB
|
A:ASP44
|
4.7
|
61.1
|
1.0
|
O
|
A:HOH273
|
4.9
|
40.6
|
1.0
|
CD2
|
A:PHE80
|
5.0
|
43.6
|
1.0
|
|
Magnesium binding site 5 out
of 8 in 2nuf
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Magnesium Binding Sites List in 2nuf
Magnesium binding site 5 out
of 8 in the Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 5 of Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg223
b:54.7
occ:1.00
|
OD1
|
A:ASP107
|
2.2
|
57.5
|
1.0
|
OE2
|
A:GLU40
|
2.4
|
61.5
|
1.0
|
OE1
|
A:GLU110
|
2.7
|
65.7
|
1.0
|
CD
|
A:GLU40
|
3.0
|
52.0
|
1.0
|
CG
|
A:ASP107
|
3.4
|
58.0
|
1.0
|
CG
|
A:GLU40
|
3.5
|
50.8
|
1.0
|
O
|
A:HOH278
|
3.5
|
38.6
|
1.0
|
CD
|
A:GLU110
|
3.6
|
59.4
|
1.0
|
OE1
|
A:GLU40
|
3.8
|
51.8
|
1.0
|
OE2
|
A:GLU110
|
3.8
|
59.7
|
1.0
|
OD2
|
A:ASP44
|
3.9
|
67.3
|
1.0
|
MG
|
A:MG222
|
4.0
|
54.8
|
1.0
|
OP2
|
C:C1
|
4.0
|
58.1
|
1.0
|
OD2
|
A:ASP107
|
4.1
|
62.7
|
1.0
|
CB
|
A:ASP107
|
4.4
|
49.4
|
1.0
|
CA
|
A:ASP107
|
4.5
|
49.6
|
1.0
|
O
|
C:HOH207
|
4.6
|
55.6
|
1.0
|
OP1
|
C:C1
|
4.6
|
56.1
|
1.0
|
O
|
A:HOH276
|
4.8
|
51.4
|
1.0
|
N
|
A:ASP107
|
5.0
|
47.8
|
1.0
|
P
|
C:C1
|
5.0
|
64.8
|
1.0
|
O
|
A:HOH277
|
5.0
|
26.7
|
1.0
|
MG
|
A:MG224
|
5.0
|
47.5
|
1.0
|
|
Magnesium binding site 6 out
of 8 in 2nuf
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Magnesium Binding Sites List in 2nuf
Magnesium binding site 6 out
of 8 in the Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 6 of Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg224
b:47.5
occ:1.00
|
O
|
A:HOH276
|
2.0
|
51.4
|
1.0
|
O
|
A:HOH279
|
2.1
|
35.0
|
1.0
|
O
|
A:HOH278
|
2.2
|
38.6
|
1.0
|
OE1
|
A:GLU40
|
2.3
|
51.8
|
1.0
|
O
|
A:HOH277
|
2.4
|
26.7
|
1.0
|
OP1
|
C:A2
|
2.5
|
55.9
|
1.0
|
CD
|
A:GLU40
|
3.1
|
52.0
|
1.0
|
OE2
|
A:GLU40
|
3.3
|
61.5
|
1.0
|
P
|
C:A2
|
3.6
|
58.9
|
1.0
|
O3'
|
C:C1
|
3.6
|
51.7
|
1.0
|
CA
|
A:PHE41
|
4.0
|
41.0
|
1.0
|
CD1
|
A:PHE41
|
4.1
|
46.8
|
1.0
|
N
|
A:PHE41
|
4.1
|
41.1
|
1.0
|
OE2
|
B:GLU64
|
4.2
|
83.1
|
1.0
|
CB
|
A:PHE41
|
4.3
|
43.6
|
1.0
|
OP2
|
C:A2
|
4.4
|
57.5
|
1.0
|
CG
|
A:GLU40
|
4.5
|
50.8
|
1.0
|
C
|
A:GLU40
|
4.5
|
41.8
|
1.0
|
O
|
A:GLU37
|
4.6
|
45.1
|
1.0
|
CG
|
A:PHE41
|
4.7
|
41.6
|
1.0
|
O
|
A:GLU40
|
4.7
|
40.7
|
1.0
|
O5'
|
C:A2
|
4.8
|
57.2
|
1.0
|
OD2
|
A:ASP44
|
4.8
|
67.3
|
1.0
|
CB
|
A:GLU40
|
4.8
|
46.2
|
1.0
|
C3'
|
C:C1
|
5.0
|
50.8
|
1.0
|
MG
|
A:MG223
|
5.0
|
54.7
|
1.0
|
|
Magnesium binding site 7 out
of 8 in 2nuf
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Magnesium Binding Sites List in 2nuf
Magnesium binding site 7 out
of 8 in the Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 7 of Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg222
b:71.2
occ:1.00
|
O
|
B:HOH248
|
2.0
|
48.6
|
1.0
|
OD1
|
B:ASP44
|
2.5
|
63.9
|
1.0
|
OE2
|
B:GLU110
|
2.7
|
45.5
|
1.0
|
CG
|
B:ASP44
|
3.4
|
59.8
|
1.0
|
OD2
|
B:ASP44
|
3.5
|
65.0
|
1.0
|
OP2
|
D:C1
|
3.5
|
53.7
|
1.0
|
CD
|
B:GLU110
|
3.7
|
43.9
|
1.0
|
O
|
C:HOH222
|
3.8
|
49.1
|
1.0
|
MG
|
B:MG223
|
3.8
|
57.7
|
1.0
|
OE1
|
B:GLU110
|
4.0
|
41.0
|
1.0
|
O
|
B:ILE75
|
4.3
|
51.1
|
1.0
|
CB
|
B:ASP44
|
4.8
|
54.0
|
1.0
|
C5'
|
D:C1
|
4.9
|
52.8
|
1.0
|
P
|
D:C1
|
4.9
|
57.2
|
1.0
|
OE2
|
B:GLU40
|
4.9
|
60.5
|
1.0
|
CE2
|
B:PHE80
|
5.0
|
49.3
|
1.0
|
|
Magnesium binding site 8 out
of 8 in 2nuf
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Magnesium Binding Sites List in 2nuf
Magnesium binding site 8 out
of 8 in the Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 8 of Crystal Structure of Rnase III From Aquifex Aeolicus Complexed with Ds-Rna at 2.5-Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg223
b:57.7
occ:1.00
|
O
|
B:HOH248
|
2.0
|
48.6
|
1.0
|
O
|
B:HOH232
|
2.2
|
47.9
|
1.0
|
OD1
|
B:ASP107
|
2.3
|
51.6
|
1.0
|
OE1
|
B:GLU110
|
2.8
|
41.0
|
1.0
|
OE2
|
B:GLU40
|
3.1
|
60.5
|
1.0
|
CD
|
B:GLU40
|
3.4
|
59.9
|
1.0
|
CG
|
B:ASP107
|
3.4
|
56.5
|
1.0
|
OE1
|
B:GLU40
|
3.7
|
66.5
|
1.0
|
CD
|
B:GLU110
|
3.7
|
43.9
|
1.0
|
MG
|
B:MG222
|
3.8
|
71.2
|
1.0
|
OP2
|
D:C1
|
3.9
|
53.7
|
1.0
|
OE2
|
B:GLU110
|
3.9
|
45.5
|
1.0
|
OD2
|
B:ASP107
|
4.0
|
63.9
|
1.0
|
CG
|
B:GLU40
|
4.1
|
55.4
|
1.0
|
CA
|
B:ASP107
|
4.5
|
49.0
|
1.0
|
CB
|
B:ASP107
|
4.6
|
49.7
|
1.0
|
OP1
|
D:C1
|
4.6
|
54.7
|
1.0
|
OD1
|
B:ASP44
|
4.6
|
63.9
|
1.0
|
OD2
|
B:ASP44
|
4.7
|
65.0
|
1.0
|
MG
|
D:MG208
|
4.7
|
75.6
|
1.0
|
N
|
B:ASP107
|
4.8
|
47.8
|
1.0
|
P
|
D:C1
|
4.8
|
57.2
|
1.0
|
|
Reference:
J.Gan,
G.Shaw,
J.E.Tropea,
D.S.Waugh,
D.L.Court,
X.Ji.
A Stepwise Model For Double-Stranded Rna Processing By Ribonuclease III. Mol.Microbiol. V. 67 143 2007.
ISSN: ISSN 0950-382X
PubMed: 18047582
DOI: 10.1111/J.1365-2958.2007.06032.X
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