Magnesium in PDB 8aj6: Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)
Enzymatic activity of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)
All present enzymatic activity of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi):
1.12.7.2;
Protein crystallography data
The structure of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi), PDB code: 8aj6
was solved by
J.Duan,
E.Hofmann,
T.Happe,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
47.62 /
1.50
|
Space group
|
P 1 21 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
90.18,
72.48,
103.71,
90,
98.01,
90
|
R / Rfree (%)
|
17.5 /
19.9
|
Other elements in 8aj6:
The structure of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) also contains other interesting chemical elements:
Magnesium Binding Sites:
The binding sites of Magnesium atom in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)
(pdb code 8aj6). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 4 binding sites of Magnesium where determined in the
Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi), PDB code: 8aj6:
Jump to Magnesium binding site number:
1;
2;
3;
4;
Magnesium binding site 1 out
of 4 in 8aj6
Go back to
Magnesium Binding Sites List in 8aj6
Magnesium binding site 1 out
of 4 in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 1 of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg607
b:25.1
occ:1.00
|
O
|
A:HOH915
|
2.0
|
26.6
|
1.0
|
O
|
A:HOH780
|
2.1
|
22.9
|
1.0
|
O
|
A:HOH795
|
2.1
|
26.8
|
1.0
|
O
|
A:HOH946
|
2.1
|
29.9
|
1.0
|
O
|
A:HOH996
|
2.1
|
26.9
|
1.0
|
O
|
A:LEU218
|
2.2
|
26.0
|
1.0
|
C
|
A:LEU218
|
3.2
|
23.8
|
1.0
|
CA
|
A:LEU218
|
3.8
|
23.1
|
1.0
|
OD2
|
A:ASP263
|
4.0
|
22.9
|
1.0
|
O
|
A:HOH1265
|
4.0
|
46.7
|
1.0
|
O
|
A:ALA220
|
4.1
|
24.8
|
1.0
|
O
|
A:HOH818
|
4.2
|
23.4
|
1.0
|
O
|
A:LYS223
|
4.2
|
20.6
|
1.0
|
O
|
A:ALA217
|
4.3
|
25.0
|
1.0
|
OD1
|
A:ASP263
|
4.3
|
26.2
|
1.0
|
O
|
A:HOH968
|
4.3
|
39.1
|
1.0
|
N
|
A:ASN219
|
4.4
|
23.4
|
1.0
|
O
|
A:GLY261
|
4.5
|
24.6
|
1.0
|
CG
|
A:ASP263
|
4.6
|
26.1
|
1.0
|
CB
|
A:LEU218
|
4.6
|
23.2
|
1.0
|
CA
|
A:ASN219
|
4.8
|
26.2
|
1.0
|
C
|
A:ASN219
|
4.9
|
26.8
|
1.0
|
N
|
A:LEU218
|
4.9
|
22.4
|
1.0
|
N
|
A:ALA220
|
5.0
|
22.0
|
1.0
|
CG2
|
A:VAL225
|
5.0
|
22.3
|
1.0
|
C
|
A:ALA220
|
5.0
|
25.9
|
1.0
|
|
Magnesium binding site 2 out
of 4 in 8aj6
Go back to
Magnesium Binding Sites List in 8aj6
Magnesium binding site 2 out
of 4 in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 2 of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg610
b:23.9
occ:1.00
|
OD1
|
A:ASP42
|
2.0
|
25.6
|
1.0
|
O
|
A:HOH955
|
2.0
|
24.2
|
1.0
|
OD1
|
A:ASN40
|
2.1
|
22.2
|
1.0
|
O
|
A:HOH1088
|
2.1
|
28.4
|
1.0
|
O
|
A:HOH1051
|
2.1
|
26.5
|
1.0
|
O
|
A:HOH804
|
2.2
|
23.7
|
1.0
|
CG
|
A:ASP42
|
3.0
|
27.9
|
1.0
|
CG
|
A:ASN40
|
3.3
|
24.4
|
1.0
|
OD2
|
A:ASP42
|
3.4
|
33.2
|
1.0
|
N
|
A:ASN40
|
3.9
|
20.1
|
1.0
|
O
|
A:HOH709
|
4.0
|
30.2
|
1.0
|
ND2
|
A:ASN40
|
4.0
|
21.1
|
1.0
|
O
|
A:ASN40
|
4.1
|
22.8
|
1.0
|
O
|
B:HOH892
|
4.2
|
27.6
|
1.0
|
CB
|
A:ASP42
|
4.4
|
23.8
|
1.0
|
OD2
|
A:ASP63
|
4.4
|
22.1
|
1.0
|
CB
|
A:ASN40
|
4.4
|
21.9
|
1.0
|
CA
|
A:ASN40
|
4.5
|
22.6
|
1.0
|
C
|
A:ASN40
|
4.5
|
22.7
|
1.0
|
CB
|
A:ASP63
|
4.5
|
22.3
|
1.0
|
CG
|
B:ASN452
|
4.6
|
28.3
|
1.0
|
CA
|
A:ASP42
|
4.7
|
21.7
|
1.0
|
OD1
|
B:ASN452
|
4.7
|
35.6
|
1.0
|
ND2
|
B:ASN452
|
4.9
|
26.9
|
1.0
|
N
|
A:ASP42
|
4.9
|
21.9
|
1.0
|
CB
|
B:ASN452
|
4.9
|
22.6
|
1.0
|
O
|
B:HOH1060
|
4.9
|
31.6
|
1.0
|
CG
|
A:ASP63
|
5.0
|
24.6
|
1.0
|
O
|
A:HOH1002
|
5.0
|
42.0
|
1.0
|
C
|
A:CYS39
|
5.0
|
23.9
|
1.0
|
|
Magnesium binding site 3 out
of 4 in 8aj6
Go back to
Magnesium Binding Sites List in 8aj6
Magnesium binding site 3 out
of 4 in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 3 of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg607
b:25.0
occ:1.00
|
O
|
B:HOH1028
|
2.0
|
28.7
|
1.0
|
O
|
B:HOH991
|
2.0
|
25.6
|
1.0
|
O
|
B:HOH1003
|
2.1
|
24.8
|
1.0
|
O
|
B:HOH830
|
2.1
|
21.9
|
1.0
|
O
|
B:HOH772
|
2.1
|
22.2
|
1.0
|
O
|
B:LEU218
|
2.2
|
25.6
|
1.0
|
C
|
B:LEU218
|
3.3
|
26.2
|
1.0
|
CA
|
B:LEU218
|
3.8
|
23.3
|
1.0
|
OD2
|
B:ASP263
|
4.0
|
23.2
|
1.0
|
O
|
B:HOH889
|
4.1
|
38.8
|
1.0
|
O
|
B:ALA220
|
4.1
|
25.4
|
1.0
|
O
|
B:HOH798
|
4.2
|
25.3
|
1.0
|
O
|
B:LYS223
|
4.3
|
23.2
|
1.0
|
OD1
|
B:ASP263
|
4.3
|
25.6
|
1.0
|
O
|
B:ALA217
|
4.3
|
22.6
|
1.0
|
N
|
B:ASN219
|
4.4
|
25.1
|
1.0
|
O
|
B:GLY261
|
4.6
|
21.9
|
1.0
|
CG
|
B:ASP263
|
4.6
|
23.6
|
1.0
|
CB
|
B:LEU218
|
4.7
|
23.2
|
1.0
|
CA
|
B:ASN219
|
4.8
|
28.5
|
1.0
|
O
|
B:HOH982
|
4.8
|
43.6
|
1.0
|
O
|
B:HOH788
|
4.9
|
39.0
|
1.0
|
C
|
B:ASN219
|
4.9
|
25.6
|
1.0
|
CD2
|
B:LEU218
|
5.0
|
25.3
|
1.0
|
N
|
B:LEU218
|
5.0
|
21.6
|
1.0
|
|
Magnesium binding site 4 out
of 4 in 8aj6
Go back to
Magnesium Binding Sites List in 8aj6
Magnesium binding site 4 out
of 4 in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 4 of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg610
b:30.9
occ:1.00
|
OD1
|
B:ASN40
|
2.0
|
28.6
|
1.0
|
O
|
B:HOH979
|
2.0
|
28.7
|
1.0
|
O
|
B:HOH926
|
2.1
|
28.4
|
1.0
|
O
|
B:HOH809
|
2.1
|
31.4
|
1.0
|
O
|
B:HOH1010
|
2.1
|
36.0
|
1.0
|
OD1
|
B:ASP42
|
2.1
|
31.2
|
1.0
|
CG
|
B:ASP42
|
3.1
|
31.3
|
1.0
|
CG
|
B:ASN40
|
3.2
|
29.4
|
1.0
|
OD2
|
B:ASP42
|
3.5
|
37.6
|
1.0
|
ND2
|
B:ASN40
|
3.8
|
29.8
|
1.0
|
O
|
A:HOH1145
|
3.9
|
40.1
|
1.0
|
N
|
B:ASN40
|
3.9
|
26.4
|
1.0
|
O
|
A:HOH879
|
4.0
|
30.0
|
1.0
|
O
|
B:HOH701
|
4.1
|
29.4
|
1.0
|
O
|
B:ASN40
|
4.3
|
24.0
|
1.0
|
OD2
|
B:ASP63
|
4.3
|
29.4
|
1.0
|
ND2
|
A:ASN452
|
4.4
|
31.6
|
1.0
|
CB
|
B:ASN40
|
4.4
|
26.4
|
1.0
|
CB
|
B:ASP42
|
4.5
|
27.6
|
1.0
|
CA
|
B:ASN40
|
4.5
|
26.8
|
1.0
|
CB
|
B:ASP63
|
4.5
|
31.6
|
1.0
|
CG
|
A:ASN452
|
4.6
|
31.5
|
1.0
|
C
|
B:ASN40
|
4.6
|
24.9
|
1.0
|
CA
|
B:ASP42
|
4.8
|
29.8
|
1.0
|
OD1
|
A:ASN452
|
4.9
|
34.0
|
1.0
|
CB
|
A:ASN452
|
4.9
|
27.2
|
1.0
|
CG
|
B:ASP63
|
5.0
|
30.3
|
1.0
|
C
|
B:CYS39
|
5.0
|
30.2
|
1.0
|
|
Reference:
J.Duan,
A.Hemschemeier,
D.J.Burr,
S.T.Stripp,
E.Hofmann,
T.Happe.
Cyanide Binding to [Fefe]-Hydrogenase Stabilizes the Alternative Configuration of the Proton Transfer Pathway. Angew.Chem.Int.Ed.Engl. 2022.
ISSN: ESSN 1521-3773
PubMed: 36464641
DOI: 10.1002/ANIE.202216903
Page generated: Thu Oct 3 18:08:11 2024
|