Magnesium in PDB 7qqa: Mgadp-Bound Fe Protein of the Iron-Only Nitrogenase From Azotobacter Vinelandii
Enzymatic activity of Mgadp-Bound Fe Protein of the Iron-Only Nitrogenase From Azotobacter Vinelandii
All present enzymatic activity of Mgadp-Bound Fe Protein of the Iron-Only Nitrogenase From Azotobacter Vinelandii:
1.18.6.1;
Protein crystallography data
The structure of Mgadp-Bound Fe Protein of the Iron-Only Nitrogenase From Azotobacter Vinelandii, PDB code: 7qqa
was solved by
C.Trncik,
T.Mueller,
P.Franke,
O.Einsle,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
73.48 /
1.79
|
Space group
|
P 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
48.677,
80.366,
80.024,
68.57,
75.85,
76.03
|
R / Rfree (%)
|
19.7 /
24.9
|
Other elements in 7qqa:
The structure of Mgadp-Bound Fe Protein of the Iron-Only Nitrogenase From Azotobacter Vinelandii also contains other interesting chemical elements:
Magnesium Binding Sites:
The binding sites of Magnesium atom in the Mgadp-Bound Fe Protein of the Iron-Only Nitrogenase From Azotobacter Vinelandii
(pdb code 7qqa). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 4 binding sites of Magnesium where determined in the
Mgadp-Bound Fe Protein of the Iron-Only Nitrogenase From Azotobacter Vinelandii, PDB code: 7qqa:
Jump to Magnesium binding site number:
1;
2;
3;
4;
Magnesium binding site 1 out
of 4 in 7qqa
Go back to
Magnesium Binding Sites List in 7qqa
Magnesium binding site 1 out
of 4 in the Mgadp-Bound Fe Protein of the Iron-Only Nitrogenase From Azotobacter Vinelandii
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 1 of Mgadp-Bound Fe Protein of the Iron-Only Nitrogenase From Azotobacter Vinelandii within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg302
b:13.9
occ:1.00
|
O
|
A:HOH431
|
1.9
|
13.4
|
1.0
|
O3B
|
A:ADP301
|
2.0
|
13.1
|
1.0
|
O
|
A:HOH424
|
2.0
|
12.0
|
1.0
|
O
|
A:HOH490
|
2.1
|
20.4
|
1.0
|
O
|
A:HOH461
|
2.1
|
19.7
|
1.0
|
OG
|
A:SER16
|
2.2
|
16.0
|
1.0
|
PB
|
A:ADP301
|
3.2
|
14.0
|
1.0
|
CB
|
A:SER16
|
3.2
|
16.8
|
1.0
|
O1B
|
A:ADP301
|
3.5
|
12.1
|
1.0
|
OD2
|
A:ASP40
|
3.7
|
16.8
|
1.0
|
OD1
|
A:ASP44
|
3.8
|
22.6
|
1.0
|
N
|
A:SER16
|
3.9
|
16.1
|
1.0
|
O1A
|
A:ADP301
|
4.1
|
14.2
|
1.0
|
OD2
|
A:ASP125
|
4.1
|
16.1
|
1.0
|
CA
|
A:SER16
|
4.1
|
16.7
|
1.0
|
OG
|
A:SER45
|
4.2
|
20.3
|
1.0
|
O2B
|
A:ADP301
|
4.3
|
12.7
|
1.0
|
O3A
|
A:ADP301
|
4.3
|
13.6
|
1.0
|
OD1
|
A:ASP125
|
4.3
|
15.1
|
1.0
|
CG
|
A:ASP40
|
4.4
|
15.9
|
1.0
|
PA
|
A:ADP301
|
4.6
|
16.9
|
1.0
|
CG
|
A:ASP125
|
4.6
|
15.1
|
1.0
|
CB
|
A:LYS15
|
4.7
|
15.2
|
1.0
|
CB
|
A:ASP40
|
4.7
|
15.4
|
1.0
|
O
|
A:HOH512
|
4.8
|
19.4
|
1.0
|
O2A
|
A:ADP301
|
4.8
|
15.7
|
1.0
|
O
|
A:HOH406
|
4.8
|
17.2
|
1.0
|
CE
|
A:LYS15
|
4.8
|
14.8
|
1.0
|
NZ
|
A:LYS15
|
4.9
|
16.0
|
1.0
|
CG
|
A:ASP44
|
4.9
|
22.2
|
1.0
|
C
|
A:LYS15
|
4.9
|
14.9
|
1.0
|
|
Magnesium binding site 2 out
of 4 in 7qqa
Go back to
Magnesium Binding Sites List in 7qqa
Magnesium binding site 2 out
of 4 in the Mgadp-Bound Fe Protein of the Iron-Only Nitrogenase From Azotobacter Vinelandii
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 2 of Mgadp-Bound Fe Protein of the Iron-Only Nitrogenase From Azotobacter Vinelandii within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg302
b:24.2
occ:1.00
|
O
|
B:HOH430
|
1.9
|
21.9
|
1.0
|
O
|
B:HOH452
|
2.0
|
26.3
|
1.0
|
OG
|
B:SER16
|
2.1
|
25.9
|
1.0
|
O
|
B:HOH424
|
2.1
|
24.4
|
1.0
|
O1B
|
B:ADP301
|
2.2
|
25.4
|
1.0
|
O
|
B:HOH414
|
2.2
|
18.7
|
1.0
|
CB
|
B:SER16
|
3.1
|
25.4
|
1.0
|
PB
|
B:ADP301
|
3.3
|
27.6
|
1.0
|
O2B
|
B:ADP301
|
3.4
|
28.3
|
1.0
|
OD1
|
B:ASP44
|
3.7
|
36.6
|
1.0
|
N
|
B:SER16
|
3.9
|
29.1
|
1.0
|
OD2
|
B:ASP40
|
4.0
|
26.6
|
1.0
|
CA
|
B:SER16
|
4.1
|
27.9
|
1.0
|
O2A
|
B:ADP301
|
4.1
|
35.0
|
1.0
|
OG
|
B:SER45
|
4.1
|
28.5
|
1.0
|
OD2
|
B:ASP125
|
4.1
|
24.4
|
1.0
|
O3A
|
B:ADP301
|
4.3
|
28.1
|
1.0
|
O3B
|
B:ADP301
|
4.5
|
27.5
|
1.0
|
OD1
|
B:ASP125
|
4.5
|
27.4
|
1.0
|
PA
|
B:ADP301
|
4.5
|
31.4
|
1.0
|
O1A
|
B:ADP301
|
4.6
|
28.8
|
1.0
|
CG
|
B:ASP40
|
4.6
|
25.3
|
1.0
|
CG
|
B:ASP125
|
4.7
|
24.2
|
1.0
|
O
|
B:HOH476
|
4.7
|
35.8
|
1.0
|
CG
|
B:ASP44
|
4.8
|
36.1
|
1.0
|
CB
|
B:LYS15
|
4.8
|
28.3
|
1.0
|
O
|
B:HOH425
|
4.9
|
32.0
|
1.0
|
CB
|
B:ASP40
|
4.9
|
24.1
|
1.0
|
CA
|
B:SER45
|
4.9
|
26.6
|
1.0
|
|
Magnesium binding site 3 out
of 4 in 7qqa
Go back to
Magnesium Binding Sites List in 7qqa
Magnesium binding site 3 out
of 4 in the Mgadp-Bound Fe Protein of the Iron-Only Nitrogenase From Azotobacter Vinelandii
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 3 of Mgadp-Bound Fe Protein of the Iron-Only Nitrogenase From Azotobacter Vinelandii within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg302
b:16.2
occ:1.00
|
O
|
C:HOH410
|
2.0
|
21.5
|
1.0
|
O
|
C:HOH483
|
2.0
|
10.8
|
1.0
|
O
|
C:HOH441
|
2.1
|
17.0
|
1.0
|
OG
|
C:SER16
|
2.1
|
18.6
|
1.0
|
O3B
|
C:ADP301
|
2.1
|
18.0
|
1.0
|
O
|
C:HOH478
|
2.2
|
21.1
|
1.0
|
CB
|
C:SER16
|
3.1
|
19.0
|
1.0
|
PB
|
C:ADP301
|
3.3
|
17.3
|
1.0
|
O1B
|
C:ADP301
|
3.4
|
18.6
|
1.0
|
OD1
|
C:ASP44
|
3.5
|
32.5
|
1.0
|
O1A
|
C:ADP301
|
3.9
|
21.9
|
1.0
|
N
|
C:SER16
|
4.0
|
18.8
|
1.0
|
OD2
|
C:ASP40
|
4.0
|
16.7
|
1.0
|
CA
|
C:SER16
|
4.1
|
18.5
|
1.0
|
O3A
|
C:ADP301
|
4.2
|
18.2
|
1.0
|
OG
|
C:SER45
|
4.2
|
23.1
|
1.0
|
OD2
|
C:ASP125
|
4.2
|
20.3
|
1.0
|
PA
|
C:ADP301
|
4.4
|
19.7
|
1.0
|
O2B
|
C:ADP301
|
4.5
|
17.2
|
1.0
|
OD1
|
C:ASP125
|
4.6
|
20.4
|
1.0
|
CG
|
C:ASP44
|
4.6
|
31.0
|
1.0
|
O
|
C:HOH523
|
4.6
|
23.9
|
1.0
|
CG
|
C:ASP40
|
4.7
|
18.3
|
1.0
|
O2A
|
C:ADP301
|
4.7
|
19.5
|
1.0
|
CG
|
C:ASP125
|
4.8
|
18.9
|
1.0
|
O
|
C:HOH412
|
4.9
|
21.4
|
1.0
|
CA
|
C:SER45
|
5.0
|
22.1
|
1.0
|
CB
|
C:LYS15
|
5.0
|
21.0
|
1.0
|
CB
|
C:ASP40
|
5.0
|
17.5
|
1.0
|
OD2
|
C:ASP44
|
5.0
|
37.3
|
1.0
|
|
Magnesium binding site 4 out
of 4 in 7qqa
Go back to
Magnesium Binding Sites List in 7qqa
Magnesium binding site 4 out
of 4 in the Mgadp-Bound Fe Protein of the Iron-Only Nitrogenase From Azotobacter Vinelandii
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 4 of Mgadp-Bound Fe Protein of the Iron-Only Nitrogenase From Azotobacter Vinelandii within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Mg302
b:19.3
occ:1.00
|
O
|
D:HOH461
|
2.0
|
14.2
|
1.0
|
O
|
D:HOH477
|
2.0
|
14.9
|
1.0
|
O
|
D:HOH479
|
2.1
|
16.1
|
1.0
|
O
|
D:HOH431
|
2.1
|
18.9
|
1.0
|
O1B
|
D:ADP301
|
2.1
|
14.7
|
1.0
|
OG
|
D:SER16
|
2.1
|
17.6
|
1.0
|
CB
|
D:SER16
|
3.2
|
17.0
|
1.0
|
PB
|
D:ADP301
|
3.3
|
17.1
|
1.0
|
O2B
|
D:ADP301
|
3.4
|
15.5
|
1.0
|
OD2
|
D:ASP40
|
3.7
|
16.6
|
1.0
|
OD1
|
D:ASP44
|
3.8
|
23.4
|
1.0
|
N
|
D:SER16
|
3.9
|
17.1
|
1.0
|
O2A
|
D:ADP301
|
4.0
|
17.3
|
1.0
|
OD2
|
D:ASP125
|
4.1
|
14.7
|
1.0
|
CA
|
D:SER16
|
4.1
|
17.7
|
1.0
|
OG
|
D:SER45
|
4.2
|
20.2
|
1.0
|
O3B
|
D:ADP301
|
4.2
|
14.8
|
1.0
|
OD1
|
D:ASP125
|
4.3
|
16.6
|
1.0
|
O3A
|
D:ADP301
|
4.3
|
16.4
|
1.0
|
CG
|
D:ASP40
|
4.4
|
16.3
|
1.0
|
CG
|
D:ASP125
|
4.6
|
15.7
|
1.0
|
O
|
D:HOH428
|
4.6
|
19.4
|
1.0
|
PA
|
D:ADP301
|
4.6
|
17.8
|
1.0
|
CB
|
D:ASP40
|
4.7
|
17.0
|
1.0
|
CB
|
D:LYS15
|
4.7
|
15.2
|
1.0
|
O1A
|
D:ADP301
|
4.8
|
15.9
|
1.0
|
CE
|
D:LYS15
|
4.9
|
15.8
|
1.0
|
NZ
|
D:LYS15
|
4.9
|
15.7
|
1.0
|
CG
|
D:ASP44
|
4.9
|
23.6
|
1.0
|
C
|
D:LYS15
|
5.0
|
16.0
|
1.0
|
|
Reference:
C.Trncik,
T.Mueller,
P.Franke,
O.Einsle.
Mgadp-Bound Fe Protein of the Iron-Only Nitrogenase From Azotobacter Vinelandii Journal of Inorganic V. 227 2022BIOCHEMISTRY.
Page generated: Thu Oct 3 05:55:35 2024
|