Iron in PDB 4il6: Structure of Sr-Substituted Photosystem II
Enzymatic activity of Structure of Sr-Substituted Photosystem II
All present enzymatic activity of Structure of Sr-Substituted Photosystem II:
1.10.3.9;
Protein crystallography data
The structure of Structure of Sr-Substituted Photosystem II, PDB code: 4il6
was solved by
F.H.M.Koua,
Y.Umena,
K.Kawakami,
N.Kamiya,
J.R.Shen,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
19.96 /
2.10
|
Space group
|
P 21 21 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
121.860,
228.790,
285.760,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
17.6 /
20.5
|
Other elements in 4il6:
The structure of Structure of Sr-Substituted Photosystem II also contains other interesting chemical elements:
Iron Binding Sites:
The binding sites of Iron atom in the Structure of Sr-Substituted Photosystem II
(pdb code 4il6). This binding sites where shown within
5.0 Angstroms radius around Iron atom.
In total 6 binding sites of Iron where determined in the
Structure of Sr-Substituted Photosystem II, PDB code: 4il6:
Jump to Iron binding site number:
1;
2;
3;
4;
5;
6;
Iron binding site 1 out
of 6 in 4il6
Go back to
Iron Binding Sites List in 4il6
Iron binding site 1 out
of 6 in the Structure of Sr-Substituted Photosystem II
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 1 of Structure of Sr-Substituted Photosystem II within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe1002
b:29.3
occ:1.00
|
NE2
|
A:HIS215
|
2.1
|
28.4
|
1.0
|
NE2
|
D:HIS214
|
2.1
|
25.9
|
1.0
|
NE2
|
D:HIS268
|
2.2
|
25.8
|
1.0
|
NE2
|
A:HIS272
|
2.3
|
27.5
|
1.0
|
O1
|
D:BCT401
|
2.3
|
38.2
|
1.0
|
O2
|
D:BCT401
|
2.4
|
38.8
|
1.0
|
C
|
D:BCT401
|
2.7
|
37.9
|
1.0
|
CE1
|
A:HIS215
|
3.0
|
27.7
|
1.0
|
CD2
|
D:HIS214
|
3.1
|
25.6
|
1.0
|
CE1
|
D:HIS214
|
3.1
|
25.2
|
1.0
|
CE1
|
D:HIS268
|
3.1
|
25.9
|
1.0
|
CD2
|
A:HIS215
|
3.1
|
28.0
|
1.0
|
CE1
|
A:HIS272
|
3.2
|
27.3
|
1.0
|
CD2
|
D:HIS268
|
3.3
|
26.0
|
1.0
|
CD2
|
A:HIS272
|
3.3
|
27.7
|
1.0
|
O3
|
D:BCT401
|
4.0
|
41.4
|
1.0
|
ND1
|
A:HIS215
|
4.1
|
28.2
|
1.0
|
ND1
|
D:HIS214
|
4.2
|
26.1
|
1.0
|
CG
|
D:HIS214
|
4.2
|
25.9
|
1.0
|
CG
|
A:HIS215
|
4.3
|
27.6
|
1.0
|
ND1
|
D:HIS268
|
4.3
|
26.4
|
1.0
|
CG
|
D:HIS268
|
4.4
|
26.1
|
1.0
|
ND1
|
A:HIS272
|
4.4
|
27.0
|
1.0
|
CG
|
A:HIS272
|
4.5
|
28.3
|
1.0
|
CG2
|
A:VAL219
|
4.6
|
27.9
|
1.0
|
CG2
|
D:VAL218
|
4.8
|
24.9
|
1.0
|
OH
|
D:TYR244
|
4.8
|
31.5
|
1.0
|
|
Iron binding site 2 out
of 6 in 4il6
Go back to
Iron Binding Sites List in 4il6
Iron binding site 2 out
of 6 in the Structure of Sr-Substituted Photosystem II
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 2 of Structure of Sr-Substituted Photosystem II within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
F:Fe101
b:39.7
occ:1.00
|
FE
|
F:HEM101
|
0.0
|
39.7
|
1.0
|
NE2
|
F:HIS24
|
2.1
|
37.5
|
1.0
|
NB
|
F:HEM101
|
2.1
|
40.8
|
1.0
|
NA
|
F:HEM101
|
2.1
|
41.7
|
1.0
|
ND
|
F:HEM101
|
2.1
|
40.5
|
1.0
|
NC
|
F:HEM101
|
2.1
|
41.1
|
1.0
|
NE2
|
E:HIS23
|
2.1
|
42.2
|
1.0
|
CE1
|
F:HIS24
|
3.0
|
36.6
|
1.0
|
C4D
|
F:HEM101
|
3.0
|
41.6
|
1.0
|
C1A
|
F:HEM101
|
3.1
|
41.2
|
1.0
|
CD2
|
F:HIS24
|
3.1
|
36.4
|
1.0
|
C4B
|
F:HEM101
|
3.1
|
41.7
|
1.0
|
C1D
|
F:HEM101
|
3.1
|
41.1
|
1.0
|
C4A
|
F:HEM101
|
3.1
|
41.4
|
1.0
|
CE1
|
E:HIS23
|
3.1
|
41.0
|
1.0
|
C1B
|
F:HEM101
|
3.1
|
41.2
|
1.0
|
C1C
|
F:HEM101
|
3.1
|
39.6
|
1.0
|
CD2
|
E:HIS23
|
3.1
|
41.2
|
1.0
|
C4C
|
F:HEM101
|
3.1
|
40.2
|
1.0
|
CHA
|
F:HEM101
|
3.4
|
40.7
|
1.0
|
CHC
|
F:HEM101
|
3.4
|
39.6
|
1.0
|
CHD
|
F:HEM101
|
3.5
|
40.5
|
1.0
|
CHB
|
F:HEM101
|
3.5
|
41.0
|
1.0
|
ND1
|
F:HIS24
|
4.2
|
36.1
|
1.0
|
CG
|
F:HIS24
|
4.2
|
36.5
|
1.0
|
ND1
|
E:HIS23
|
4.2
|
40.7
|
1.0
|
C3D
|
F:HEM101
|
4.3
|
41.0
|
1.0
|
C2A
|
F:HEM101
|
4.3
|
42.0
|
1.0
|
C2D
|
F:HEM101
|
4.3
|
40.4
|
1.0
|
CG
|
E:HIS23
|
4.3
|
41.3
|
1.0
|
C3A
|
F:HEM101
|
4.3
|
42.0
|
1.0
|
C3B
|
F:HEM101
|
4.3
|
41.4
|
1.0
|
C2B
|
F:HEM101
|
4.3
|
41.5
|
1.0
|
C2C
|
F:HEM101
|
4.3
|
40.1
|
1.0
|
C3C
|
F:HEM101
|
4.3
|
40.0
|
1.0
|
NE1
|
F:TRP20
|
4.8
|
35.9
|
1.0
|
CE2
|
E:TYR19
|
4.9
|
44.8
|
1.0
|
|
Iron binding site 3 out
of 6 in 4il6
Go back to
Iron Binding Sites List in 4il6
Iron binding site 3 out
of 6 in the Structure of Sr-Substituted Photosystem II
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 3 of Structure of Sr-Substituted Photosystem II within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
V:Fe201
b:26.6
occ:1.00
|
FE
|
V:HEM201
|
0.0
|
26.6
|
1.0
|
NE2
|
V:HIS41
|
2.0
|
24.5
|
1.0
|
NC
|
V:HEM201
|
2.0
|
26.6
|
1.0
|
NA
|
V:HEM201
|
2.0
|
26.9
|
1.0
|
ND
|
V:HEM201
|
2.1
|
26.6
|
1.0
|
NB
|
V:HEM201
|
2.1
|
27.5
|
1.0
|
NE2
|
V:HIS92
|
2.1
|
28.9
|
1.0
|
CD2
|
V:HIS41
|
3.0
|
24.3
|
1.0
|
C4C
|
V:HEM201
|
3.0
|
27.0
|
1.0
|
C4A
|
V:HEM201
|
3.1
|
26.8
|
1.0
|
CE1
|
V:HIS41
|
3.1
|
24.0
|
1.0
|
C1C
|
V:HEM201
|
3.1
|
26.6
|
1.0
|
C4D
|
V:HEM201
|
3.1
|
26.7
|
1.0
|
C1D
|
V:HEM201
|
3.1
|
26.8
|
1.0
|
C1A
|
V:HEM201
|
3.1
|
26.9
|
1.0
|
C1B
|
V:HEM201
|
3.1
|
27.1
|
1.0
|
CD2
|
V:HIS92
|
3.1
|
28.4
|
1.0
|
CE1
|
V:HIS92
|
3.1
|
29.0
|
1.0
|
C4B
|
V:HEM201
|
3.1
|
26.8
|
1.0
|
CHD
|
V:HEM201
|
3.4
|
26.3
|
1.0
|
CHB
|
V:HEM201
|
3.4
|
26.5
|
1.0
|
CHA
|
V:HEM201
|
3.4
|
27.0
|
1.0
|
CHC
|
V:HEM201
|
3.5
|
26.7
|
1.0
|
CG
|
V:HIS41
|
4.2
|
24.3
|
1.0
|
ND1
|
V:HIS41
|
4.2
|
24.9
|
1.0
|
ND1
|
V:HIS92
|
4.2
|
28.2
|
1.0
|
CG
|
V:HIS92
|
4.2
|
28.6
|
1.0
|
C3C
|
V:HEM201
|
4.3
|
26.3
|
1.0
|
C2C
|
V:HEM201
|
4.3
|
26.2
|
1.0
|
C3A
|
V:HEM201
|
4.3
|
26.6
|
1.0
|
C2A
|
V:HEM201
|
4.3
|
27.0
|
1.0
|
C3D
|
V:HEM201
|
4.3
|
26.7
|
1.0
|
C2D
|
V:HEM201
|
4.3
|
26.7
|
1.0
|
C2B
|
V:HEM201
|
4.3
|
27.1
|
1.0
|
C3B
|
V:HEM201
|
4.3
|
27.8
|
1.0
|
CE1
|
V:TYR75
|
4.7
|
28.8
|
1.0
|
|
Iron binding site 4 out
of 6 in 4il6
Go back to
Iron Binding Sites List in 4il6
Iron binding site 4 out
of 6 in the Structure of Sr-Substituted Photosystem II
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 4 of Structure of Sr-Substituted Photosystem II within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
a:Fe404
b:29.9
occ:1.00
|
NE2
|
a:HIS215
|
2.0
|
31.3
|
1.0
|
NE2
|
d:HIS214
|
2.1
|
28.6
|
1.0
|
O2
|
d:BCT401
|
2.2
|
40.6
|
1.0
|
NE2
|
d:HIS268
|
2.2
|
28.6
|
1.0
|
NE2
|
a:HIS272
|
2.3
|
31.8
|
1.0
|
O1
|
d:BCT401
|
2.4
|
40.6
|
1.0
|
C
|
d:BCT401
|
2.6
|
41.3
|
1.0
|
CE1
|
a:HIS215
|
2.9
|
31.4
|
1.0
|
CD2
|
d:HIS214
|
3.1
|
27.4
|
1.0
|
CE1
|
d:HIS214
|
3.1
|
27.6
|
1.0
|
CD2
|
a:HIS215
|
3.1
|
30.8
|
1.0
|
CD2
|
d:HIS268
|
3.2
|
28.7
|
1.0
|
CE1
|
a:HIS272
|
3.2
|
31.6
|
1.0
|
CE1
|
d:HIS268
|
3.2
|
27.5
|
1.0
|
CD2
|
a:HIS272
|
3.3
|
31.6
|
1.0
|
O3
|
d:BCT401
|
3.9
|
42.9
|
1.0
|
ND1
|
a:HIS215
|
4.1
|
32.1
|
1.0
|
CG
|
a:HIS215
|
4.2
|
30.7
|
1.0
|
ND1
|
d:HIS214
|
4.2
|
28.5
|
1.0
|
CG
|
d:HIS214
|
4.3
|
27.8
|
1.0
|
ND1
|
d:HIS268
|
4.3
|
28.2
|
1.0
|
CG
|
d:HIS268
|
4.4
|
28.2
|
1.0
|
ND1
|
a:HIS272
|
4.4
|
32.0
|
1.0
|
CG
|
a:HIS272
|
4.5
|
32.2
|
1.0
|
CG2
|
a:VAL219
|
4.6
|
29.5
|
1.0
|
CG2
|
d:VAL218
|
4.8
|
28.9
|
1.0
|
|
Iron binding site 5 out
of 6 in 4il6
Go back to
Iron Binding Sites List in 4il6
Iron binding site 5 out
of 6 in the Structure of Sr-Substituted Photosystem II
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 5 of Structure of Sr-Substituted Photosystem II within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
f:Fe101
b:44.0
occ:1.00
|
FE
|
f:HEM101
|
0.0
|
44.0
|
1.0
|
NC
|
f:HEM101
|
2.1
|
43.6
|
1.0
|
NA
|
f:HEM101
|
2.1
|
46.6
|
1.0
|
NB
|
f:HEM101
|
2.1
|
44.5
|
1.0
|
NE2
|
f:HIS24
|
2.1
|
44.8
|
1.0
|
ND
|
f:HEM101
|
2.1
|
43.7
|
1.0
|
NE2
|
e:HIS23
|
2.1
|
48.2
|
1.0
|
CD2
|
f:HIS24
|
3.0
|
43.0
|
1.0
|
CD2
|
e:HIS23
|
3.0
|
46.5
|
1.0
|
C4D
|
f:HEM101
|
3.1
|
45.0
|
1.0
|
C1C
|
f:HEM101
|
3.1
|
43.1
|
1.0
|
C1A
|
f:HEM101
|
3.1
|
47.3
|
1.0
|
C4C
|
f:HEM101
|
3.1
|
42.6
|
1.0
|
C1D
|
f:HEM101
|
3.1
|
43.8
|
1.0
|
C4B
|
f:HEM101
|
3.1
|
44.4
|
1.0
|
C4A
|
f:HEM101
|
3.1
|
46.5
|
1.0
|
C1B
|
f:HEM101
|
3.1
|
45.1
|
1.0
|
CE1
|
f:HIS24
|
3.1
|
43.9
|
1.0
|
CE1
|
e:HIS23
|
3.1
|
46.5
|
1.0
|
CHA
|
f:HEM101
|
3.4
|
45.5
|
1.0
|
CHC
|
f:HEM101
|
3.4
|
43.3
|
1.0
|
CHD
|
f:HEM101
|
3.4
|
42.6
|
1.0
|
CHB
|
f:HEM101
|
3.5
|
45.5
|
1.0
|
CG
|
f:HIS24
|
4.2
|
42.4
|
1.0
|
ND1
|
f:HIS24
|
4.2
|
42.7
|
1.0
|
CG
|
e:HIS23
|
4.2
|
46.4
|
1.0
|
ND1
|
e:HIS23
|
4.2
|
46.5
|
1.0
|
C2C
|
f:HEM101
|
4.3
|
43.0
|
1.0
|
C3D
|
f:HEM101
|
4.3
|
43.8
|
1.0
|
C2A
|
f:HEM101
|
4.3
|
49.1
|
1.0
|
C3C
|
f:HEM101
|
4.3
|
42.2
|
1.0
|
C2D
|
f:HEM101
|
4.3
|
43.8
|
1.0
|
C3A
|
f:HEM101
|
4.3
|
48.0
|
1.0
|
C3B
|
f:HEM101
|
4.3
|
44.5
|
1.0
|
C2B
|
f:HEM101
|
4.3
|
45.1
|
1.0
|
CE2
|
e:TYR19
|
4.8
|
48.9
|
1.0
|
|
Iron binding site 6 out
of 6 in 4il6
Go back to
Iron Binding Sites List in 4il6
Iron binding site 6 out
of 6 in the Structure of Sr-Substituted Photosystem II
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 6 of Structure of Sr-Substituted Photosystem II within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
v:Fe201
b:32.6
occ:1.00
|
FE
|
v:HEM201
|
0.0
|
32.6
|
1.0
|
NB
|
v:HEM201
|
2.0
|
33.7
|
1.0
|
NC
|
v:HEM201
|
2.1
|
32.5
|
1.0
|
NA
|
v:HEM201
|
2.1
|
32.9
|
1.0
|
NE2
|
v:HIS41
|
2.1
|
31.6
|
1.0
|
NE2
|
v:HIS92
|
2.1
|
33.6
|
1.0
|
ND
|
v:HEM201
|
2.1
|
32.6
|
1.0
|
CE1
|
v:HIS92
|
3.0
|
32.6
|
1.0
|
CD2
|
v:HIS41
|
3.0
|
31.3
|
1.0
|
C1B
|
v:HEM201
|
3.0
|
33.7
|
1.0
|
C4B
|
v:HEM201
|
3.0
|
33.8
|
1.0
|
C4A
|
v:HEM201
|
3.1
|
33.6
|
1.0
|
CD2
|
v:HIS92
|
3.1
|
33.5
|
1.0
|
C4C
|
v:HEM201
|
3.1
|
32.2
|
1.0
|
C1C
|
v:HEM201
|
3.1
|
32.6
|
1.0
|
CE1
|
v:HIS41
|
3.1
|
31.0
|
1.0
|
C4D
|
v:HEM201
|
3.1
|
32.9
|
1.0
|
C1A
|
v:HEM201
|
3.1
|
33.3
|
1.0
|
C1D
|
v:HEM201
|
3.1
|
32.0
|
1.0
|
CHB
|
v:HEM201
|
3.4
|
33.9
|
1.0
|
CHC
|
v:HEM201
|
3.4
|
33.1
|
1.0
|
CHD
|
v:HEM201
|
3.4
|
31.9
|
1.0
|
CHA
|
v:HEM201
|
3.4
|
32.4
|
1.0
|
ND1
|
v:HIS92
|
4.1
|
33.3
|
1.0
|
CG
|
v:HIS41
|
4.2
|
32.0
|
1.0
|
ND1
|
v:HIS41
|
4.2
|
31.5
|
1.0
|
CG
|
v:HIS92
|
4.2
|
34.2
|
1.0
|
C3B
|
v:HEM201
|
4.2
|
34.1
|
1.0
|
C2B
|
v:HEM201
|
4.2
|
34.5
|
1.0
|
C3A
|
v:HEM201
|
4.3
|
34.2
|
1.0
|
C3C
|
v:HEM201
|
4.3
|
32.1
|
1.0
|
C2C
|
v:HEM201
|
4.3
|
32.2
|
1.0
|
C3D
|
v:HEM201
|
4.3
|
31.8
|
1.0
|
C2A
|
v:HEM201
|
4.3
|
34.0
|
1.0
|
C2D
|
v:HEM201
|
4.3
|
31.7
|
1.0
|
CE1
|
v:TYR75
|
4.8
|
34.9
|
1.0
|
|
Reference:
F.H.Koua,
Y.Umena,
K.Kawakami,
J.R.Shen.
Structure of Sr-Substituted Photosystem II at 2.1 A Resolution and Its Implications in the Mechanism of Water Oxidation Proc.Natl.Acad.Sci.Usa V. 110 3889 2013.
ISSN: ISSN 0027-8424
PubMed: 23426624
DOI: 10.1073/PNAS.1219922110
Page generated: Mon Aug 5 04:11:19 2024
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