Iron in PDB 2b7s: R381K Mutant of Flavocytochrome C3
Enzymatic activity of R381K Mutant of Flavocytochrome C3
All present enzymatic activity of R381K Mutant of Flavocytochrome C3:
1.3.99.1;
Protein crystallography data
The structure of R381K Mutant of Flavocytochrome C3, PDB code: 2b7s
was solved by
K.L.Pankhurst,
C.G.Mowat,
E.L.Rothery,
C.S.Miles,
M.D.Walkinshaw,
G.A.Reid,
S.K.Chapman,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
35.00 /
2.12
|
Space group
|
P 1 21 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
45.228,
91.362,
78.193,
90.00,
91.26,
90.00
|
R / Rfree (%)
|
14.4 /
19.7
|
Other elements in 2b7s:
The structure of R381K Mutant of Flavocytochrome C3 also contains other interesting chemical elements:
Iron Binding Sites:
The binding sites of Iron atom in the R381K Mutant of Flavocytochrome C3
(pdb code 2b7s). This binding sites where shown within
5.0 Angstroms radius around Iron atom.
In total 4 binding sites of Iron where determined in the
R381K Mutant of Flavocytochrome C3, PDB code: 2b7s:
Jump to Iron binding site number:
1;
2;
3;
4;
Iron binding site 1 out
of 4 in 2b7s
Go back to
Iron Binding Sites List in 2b7s
Iron binding site 1 out
of 4 in the R381K Mutant of Flavocytochrome C3
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 1 of R381K Mutant of Flavocytochrome C3 within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe801
b:14.1
occ:1.00
|
FE
|
A:HEM801
|
0.0
|
14.1
|
1.0
|
NE2
|
A:HIS18
|
2.0
|
9.9
|
1.0
|
NA
|
A:HEM801
|
2.0
|
13.1
|
1.0
|
NE2
|
A:HIS75
|
2.1
|
12.0
|
1.0
|
NC
|
A:HEM801
|
2.1
|
13.8
|
1.0
|
NB
|
A:HEM801
|
2.1
|
14.1
|
1.0
|
ND
|
A:HEM801
|
2.2
|
14.1
|
1.0
|
CE1
|
A:HIS18
|
2.9
|
9.6
|
1.0
|
CD2
|
A:HIS75
|
3.0
|
12.2
|
1.0
|
C4A
|
A:HEM801
|
3.0
|
12.8
|
1.0
|
CD2
|
A:HIS18
|
3.0
|
11.4
|
1.0
|
C4C
|
A:HEM801
|
3.1
|
14.1
|
1.0
|
C1B
|
A:HEM801
|
3.1
|
13.5
|
1.0
|
C1A
|
A:HEM801
|
3.1
|
14.9
|
1.0
|
CE1
|
A:HIS75
|
3.1
|
12.3
|
1.0
|
C1D
|
A:HEM801
|
3.1
|
13.8
|
1.0
|
C1C
|
A:HEM801
|
3.1
|
15.0
|
1.0
|
C4D
|
A:HEM801
|
3.1
|
13.2
|
1.0
|
C4B
|
A:HEM801
|
3.2
|
14.2
|
1.0
|
CHD
|
A:HEM801
|
3.4
|
12.2
|
1.0
|
CHB
|
A:HEM801
|
3.4
|
11.5
|
1.0
|
CHA
|
A:HEM801
|
3.5
|
12.4
|
1.0
|
CHC
|
A:HEM801
|
3.5
|
13.3
|
1.0
|
ND1
|
A:HIS18
|
4.1
|
10.3
|
1.0
|
CG
|
A:HIS75
|
4.1
|
11.9
|
1.0
|
CG
|
A:HIS18
|
4.2
|
11.0
|
1.0
|
ND1
|
A:HIS75
|
4.2
|
10.4
|
1.0
|
C3A
|
A:HEM801
|
4.3
|
14.4
|
1.0
|
C2A
|
A:HEM801
|
4.3
|
12.8
|
1.0
|
C3C
|
A:HEM801
|
4.3
|
13.0
|
1.0
|
C2B
|
A:HEM801
|
4.3
|
12.6
|
1.0
|
C2C
|
A:HEM801
|
4.3
|
14.6
|
1.0
|
C3B
|
A:HEM801
|
4.3
|
13.4
|
1.0
|
C2D
|
A:HEM801
|
4.4
|
12.3
|
1.0
|
C3D
|
A:HEM801
|
4.4
|
13.5
|
1.0
|
CB
|
A:ALA74
|
4.8
|
12.7
|
1.0
|
O
|
A:HOH2023
|
4.8
|
21.3
|
1.0
|
|
Iron binding site 2 out
of 4 in 2b7s
Go back to
Iron Binding Sites List in 2b7s
Iron binding site 2 out
of 4 in the R381K Mutant of Flavocytochrome C3
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 2 of R381K Mutant of Flavocytochrome C3 within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe802
b:14.7
occ:1.00
|
FE
|
A:HEM802
|
0.0
|
14.7
|
1.0
|
NC
|
A:HEM802
|
2.1
|
15.1
|
1.0
|
NB
|
A:HEM802
|
2.1
|
13.8
|
1.0
|
NA
|
A:HEM802
|
2.1
|
14.0
|
1.0
|
NE2
|
A:HIS40
|
2.1
|
10.4
|
1.0
|
NE2
|
A:HIS8
|
2.1
|
9.9
|
1.0
|
ND
|
A:HEM802
|
2.1
|
16.0
|
1.0
|
CE1
|
A:HIS40
|
3.0
|
10.9
|
1.0
|
C4B
|
A:HEM802
|
3.0
|
14.0
|
1.0
|
C4C
|
A:HEM802
|
3.1
|
15.4
|
1.0
|
C1C
|
A:HEM802
|
3.1
|
13.7
|
1.0
|
C1B
|
A:HEM802
|
3.1
|
14.9
|
1.0
|
CD2
|
A:HIS8
|
3.1
|
11.4
|
1.0
|
C1A
|
A:HEM802
|
3.1
|
14.5
|
1.0
|
CE1
|
A:HIS8
|
3.1
|
12.1
|
1.0
|
C4A
|
A:HEM802
|
3.1
|
14.2
|
1.0
|
C1D
|
A:HEM802
|
3.1
|
15.4
|
1.0
|
C4D
|
A:HEM802
|
3.1
|
13.7
|
1.0
|
CD2
|
A:HIS40
|
3.1
|
9.6
|
1.0
|
CHC
|
A:HEM802
|
3.4
|
13.4
|
1.0
|
CHD
|
A:HEM802
|
3.4
|
13.7
|
1.0
|
CHA
|
A:HEM802
|
3.4
|
13.5
|
1.0
|
CHB
|
A:HEM802
|
3.5
|
12.3
|
1.0
|
ND1
|
A:HIS40
|
4.1
|
11.6
|
1.0
|
ND1
|
A:HIS8
|
4.2
|
11.8
|
1.0
|
CG
|
A:HIS8
|
4.2
|
14.1
|
1.0
|
CG
|
A:HIS40
|
4.2
|
12.9
|
1.0
|
C3B
|
A:HEM802
|
4.3
|
13.5
|
1.0
|
C3C
|
A:HEM802
|
4.3
|
15.9
|
1.0
|
C2B
|
A:HEM802
|
4.3
|
14.8
|
1.0
|
C2C
|
A:HEM802
|
4.3
|
14.8
|
1.0
|
C2A
|
A:HEM802
|
4.3
|
12.2
|
1.0
|
C3A
|
A:HEM802
|
4.3
|
14.3
|
1.0
|
C3D
|
A:HEM802
|
4.3
|
16.9
|
1.0
|
C2D
|
A:HEM802
|
4.4
|
14.7
|
1.0
|
|
Iron binding site 3 out
of 4 in 2b7s
Go back to
Iron Binding Sites List in 2b7s
Iron binding site 3 out
of 4 in the R381K Mutant of Flavocytochrome C3
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 3 of R381K Mutant of Flavocytochrome C3 within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe803
b:11.7
occ:1.00
|
FE
|
A:HEM803
|
0.0
|
11.7
|
1.0
|
NB
|
A:HEM803
|
2.0
|
11.7
|
1.0
|
NA
|
A:HEM803
|
2.1
|
12.7
|
1.0
|
NE2
|
A:HIS72
|
2.1
|
5.1
|
1.0
|
NE2
|
A:HIS58
|
2.1
|
8.4
|
1.0
|
NC
|
A:HEM803
|
2.1
|
10.7
|
1.0
|
ND
|
A:HEM803
|
2.1
|
11.7
|
1.0
|
C1B
|
A:HEM803
|
3.0
|
12.1
|
1.0
|
CE1
|
A:HIS72
|
3.1
|
7.0
|
1.0
|
C4A
|
A:HEM803
|
3.1
|
11.8
|
1.0
|
CD2
|
A:HIS72
|
3.1
|
5.7
|
1.0
|
CE1
|
A:HIS58
|
3.1
|
7.0
|
1.0
|
C4B
|
A:HEM803
|
3.1
|
11.3
|
1.0
|
C1A
|
A:HEM803
|
3.1
|
12.8
|
1.0
|
C4D
|
A:HEM803
|
3.1
|
13.5
|
1.0
|
C1C
|
A:HEM803
|
3.1
|
10.3
|
1.0
|
CD2
|
A:HIS58
|
3.1
|
7.8
|
1.0
|
C4C
|
A:HEM803
|
3.1
|
8.7
|
1.0
|
C1D
|
A:HEM803
|
3.2
|
11.7
|
1.0
|
CHB
|
A:HEM803
|
3.4
|
12.8
|
1.0
|
CHA
|
A:HEM803
|
3.4
|
11.3
|
1.0
|
CHC
|
A:HEM803
|
3.5
|
10.0
|
1.0
|
CHD
|
A:HEM803
|
3.5
|
7.8
|
1.0
|
ND1
|
A:HIS72
|
4.2
|
7.7
|
1.0
|
ND1
|
A:HIS58
|
4.2
|
7.0
|
1.0
|
CG
|
A:HIS72
|
4.2
|
8.5
|
1.0
|
C2B
|
A:HEM803
|
4.2
|
10.5
|
1.0
|
CG
|
A:HIS58
|
4.3
|
6.1
|
1.0
|
C3B
|
A:HEM803
|
4.3
|
10.8
|
1.0
|
C3A
|
A:HEM803
|
4.3
|
12.6
|
1.0
|
C2A
|
A:HEM803
|
4.3
|
14.7
|
1.0
|
C2C
|
A:HEM803
|
4.3
|
9.5
|
1.0
|
C3C
|
A:HEM803
|
4.3
|
8.8
|
1.0
|
C3D
|
A:HEM803
|
4.3
|
12.6
|
1.0
|
C2D
|
A:HEM803
|
4.4
|
10.9
|
1.0
|
CG1
|
A:VAL46
|
4.9
|
11.2
|
1.0
|
|
Iron binding site 4 out
of 4 in 2b7s
Go back to
Iron Binding Sites List in 2b7s
Iron binding site 4 out
of 4 in the R381K Mutant of Flavocytochrome C3
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 4 of R381K Mutant of Flavocytochrome C3 within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe804
b:9.1
occ:1.00
|
FE
|
A:HEM804
|
0.0
|
9.1
|
1.0
|
NB
|
A:HEM804
|
2.0
|
8.2
|
1.0
|
NC
|
A:HEM804
|
2.1
|
8.1
|
1.0
|
NA
|
A:HEM804
|
2.1
|
7.8
|
1.0
|
NE2
|
A:HIS86
|
2.1
|
7.8
|
1.0
|
ND
|
A:HEM804
|
2.1
|
7.6
|
1.0
|
NE2
|
A:HIS61
|
2.1
|
5.9
|
1.0
|
CD2
|
A:HIS86
|
3.0
|
9.2
|
1.0
|
C4B
|
A:HEM804
|
3.0
|
9.9
|
1.0
|
C1C
|
A:HEM804
|
3.0
|
6.9
|
1.0
|
C1B
|
A:HEM804
|
3.1
|
9.1
|
1.0
|
CD2
|
A:HIS61
|
3.1
|
5.6
|
1.0
|
C4A
|
A:HEM804
|
3.1
|
8.0
|
1.0
|
C1A
|
A:HEM804
|
3.1
|
9.1
|
1.0
|
C4C
|
A:HEM804
|
3.1
|
8.8
|
1.0
|
C4D
|
A:HEM804
|
3.1
|
9.0
|
1.0
|
C1D
|
A:HEM804
|
3.1
|
8.1
|
1.0
|
CE1
|
A:HIS86
|
3.1
|
7.7
|
1.0
|
CE1
|
A:HIS61
|
3.2
|
3.4
|
1.0
|
CHC
|
A:HEM804
|
3.4
|
6.5
|
1.0
|
CHB
|
A:HEM804
|
3.4
|
7.5
|
1.0
|
CHD
|
A:HEM804
|
3.5
|
7.7
|
1.0
|
CHA
|
A:HEM804
|
3.5
|
6.7
|
1.0
|
CG
|
A:HIS86
|
4.2
|
9.7
|
1.0
|
ND1
|
A:HIS86
|
4.2
|
9.4
|
1.0
|
CG
|
A:HIS61
|
4.2
|
6.8
|
1.0
|
ND1
|
A:HIS61
|
4.3
|
6.0
|
1.0
|
C2C
|
A:HEM804
|
4.3
|
8.3
|
1.0
|
C2B
|
A:HEM804
|
4.3
|
8.7
|
1.0
|
C3B
|
A:HEM804
|
4.3
|
8.7
|
1.0
|
C3A
|
A:HEM804
|
4.3
|
10.0
|
1.0
|
C2A
|
A:HEM804
|
4.3
|
9.2
|
1.0
|
C3C
|
A:HEM804
|
4.3
|
9.3
|
1.0
|
C3D
|
A:HEM804
|
4.4
|
8.7
|
1.0
|
C2D
|
A:HEM804
|
4.4
|
7.3
|
1.0
|
|
Reference:
K.L.Pankhurst,
C.G.Mowat,
E.L.Rothery,
J.M.Hudson,
A.K.Jones,
C.S.Miles,
M.D.Walkinshaw,
F.A.Armstrong,
G.A.Reid,
S.K.Chapman.
A Proton Delivery Pathway in the Soluble Fumarate Reductase From Shewanella Frigidimarina. J.Biol.Chem. V. 281 20589 2006.
ISSN: ISSN 0021-9258
PubMed: 16699170
DOI: 10.1074/JBC.M603077200
Page generated: Sat Aug 3 19:32:49 2024
|