Iron in PDB 7o67: Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site
Enzymatic activity of Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site
All present enzymatic activity of Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site:
1.16.3.1;
Protein crystallography data
The structure of Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site, PDB code: 7o67
was solved by
C.Pozzi,
S.Ciambellotti,
G.Tassone,
P.Turano,
S.Mangani,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
46.09 /
1.86
|
Space group
|
F 4 3 2
|
Cell size a, b, c (Å), α, β, γ (°)
|
184.184,
184.184,
184.184,
90,
90,
90
|
R / Rfree (%)
|
17.1 /
22.4
|
Other elements in 7o67:
The structure of Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site also contains other interesting chemical elements:
Iron Binding Sites:
The binding sites of Iron atom in the Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site
(pdb code 7o67). This binding sites where shown within
5.0 Angstroms radius around Iron atom.
In total 9 binding sites of Iron where determined in the
Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site, PDB code: 7o67:
Jump to Iron binding site number:
1;
2;
3;
4;
5;
6;
7;
8;
9;
Iron binding site 1 out
of 9 in 7o67
Go back to
Iron Binding Sites List in 7o67
Iron binding site 1 out
of 9 in the Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 1 of Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe202
b:31.5
occ:0.25
|
NE2
|
A:HIS173
|
2.2
|
31.6
|
1.0
|
O
|
A:HOH456
|
2.4
|
53.3
|
0.2
|
CL
|
A:CL211
|
2.6
|
41.9
|
0.2
|
CE1
|
A:HIS173
|
3.1
|
33.7
|
1.0
|
CD2
|
A:HIS173
|
3.4
|
32.9
|
1.0
|
ND1
|
A:HIS173
|
4.3
|
34.0
|
1.0
|
CG
|
A:HIS173
|
4.4
|
31.8
|
1.0
|
|
Iron binding site 2 out
of 9 in 7o67
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Iron Binding Sites List in 7o67
Iron binding site 2 out
of 9 in the Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 2 of Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe203
b:29.1
occ:0.85
|
OE2
|
A:GLU27
|
2.0
|
30.9
|
1.0
|
OE1
|
A:GLU62
|
2.0
|
32.6
|
1.0
|
O
|
A:HOH309
|
2.1
|
22.0
|
0.6
|
ND1
|
A:HIS65
|
2.2
|
35.6
|
1.0
|
O
|
A:HOH355
|
2.3
|
34.9
|
1.0
|
O1
|
A:OXY201
|
2.6
|
27.3
|
0.6
|
CD
|
A:GLU62
|
3.0
|
31.5
|
1.0
|
CD
|
A:GLU27
|
3.0
|
27.0
|
1.0
|
CE1
|
A:HIS65
|
3.1
|
36.5
|
1.0
|
OE2
|
A:GLU62
|
3.3
|
31.2
|
1.0
|
CG
|
A:HIS65
|
3.3
|
32.8
|
1.0
|
FE
|
A:FE2205
|
3.4
|
34.7
|
0.6
|
OE1
|
A:GLU27
|
3.4
|
26.3
|
1.0
|
O2
|
A:OXY201
|
3.7
|
31.2
|
0.6
|
CB
|
A:HIS65
|
3.7
|
23.6
|
1.0
|
OE1
|
A:GLN141
|
3.8
|
42.7
|
1.0
|
O
|
A:HOH448
|
3.9
|
23.5
|
0.4
|
NE2
|
A:HIS65
|
4.3
|
36.8
|
1.0
|
CG1
|
A:VAL110
|
4.3
|
26.9
|
1.0
|
CG
|
A:GLU27
|
4.4
|
24.7
|
1.0
|
CG
|
A:GLU62
|
4.4
|
23.8
|
1.0
|
CD2
|
A:HIS65
|
4.4
|
31.3
|
1.0
|
CA
|
A:GLU62
|
4.6
|
22.3
|
1.0
|
O
|
A:HOH424
|
4.8
|
28.0
|
0.4
|
CB
|
A:GLU62
|
4.8
|
23.6
|
1.0
|
CD
|
A:GLN141
|
4.8
|
36.7
|
1.0
|
CB
|
A:GLU27
|
4.8
|
21.9
|
1.0
|
|
Iron binding site 3 out
of 9 in 7o67
Go back to
Iron Binding Sites List in 7o67
Iron binding site 3 out
of 9 in the Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 3 of Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe204
b:42.3
occ:0.25
|
O
|
A:HOH304
|
2.1
|
47.5
|
1.0
|
O
|
A:HOH340
|
2.2
|
38.1
|
1.0
|
OD1
|
A:ASP131
|
3.4
|
36.5
|
1.0
|
O
|
A:HOH509
|
3.8
|
42.5
|
0.3
|
OE1
|
A:GLU134
|
4.0
|
42.7
|
1.0
|
OG1
|
A:THR135
|
4.3
|
28.9
|
1.0
|
CG
|
A:ASP131
|
4.6
|
39.5
|
1.0
|
CB
|
A:GLU134
|
4.9
|
26.6
|
1.0
|
|
Iron binding site 4 out
of 9 in 7o67
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Iron Binding Sites List in 7o67
Iron binding site 4 out
of 9 in the Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 4 of Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe205
b:34.7
occ:0.60
|
O
|
A:HOH309
|
1.9
|
22.0
|
0.6
|
OE2
|
A:GLU62
|
2.0
|
31.2
|
1.0
|
OE1
|
A:GLU107
|
2.1
|
37.0
|
1.0
|
OE2
|
A:GLU107
|
2.3
|
42.9
|
1.0
|
O2
|
A:OXY201
|
2.4
|
31.2
|
0.6
|
O1
|
A:OXY201
|
2.4
|
27.3
|
0.6
|
O
|
A:HOH424
|
2.4
|
30.8
|
0.6
|
CD
|
A:GLU107
|
2.5
|
39.2
|
1.0
|
O
|
A:HOH424
|
2.6
|
28.0
|
0.4
|
CD
|
A:GLU62
|
3.0
|
31.5
|
1.0
|
FE
|
A:FE2203
|
3.4
|
29.1
|
0.8
|
OE1
|
A:GLU62
|
3.4
|
32.6
|
1.0
|
OE1
|
A:GLN141
|
3.6
|
42.7
|
1.0
|
O
|
A:HOH401
|
3.7
|
41.8
|
1.0
|
CG
|
A:GLU107
|
4.0
|
29.4
|
1.0
|
NE2
|
A:GLN141
|
4.1
|
38.2
|
1.0
|
CD
|
A:GLN141
|
4.3
|
36.7
|
1.0
|
CE1
|
A:HIS65
|
4.3
|
36.5
|
1.0
|
CG
|
A:GLU62
|
4.3
|
23.8
|
1.0
|
ND1
|
A:HIS65
|
4.5
|
35.6
|
1.0
|
CE2
|
A:TYR34
|
4.6
|
30.5
|
1.0
|
OH
|
A:TYR34
|
4.6
|
41.5
|
1.0
|
O
|
A:HOH355
|
4.7
|
34.9
|
1.0
|
O
|
A:HOH366
|
4.8
|
29.7
|
0.4
|
CB
|
A:GLU107
|
4.9
|
27.1
|
1.0
|
OG
|
A:SER144
|
4.9
|
35.0
|
1.0
|
|
Iron binding site 5 out
of 9 in 7o67
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Iron Binding Sites List in 7o67
Iron binding site 5 out
of 9 in the Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 5 of Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe206
b:39.1
occ:0.40
|
O
|
A:HOH432
|
1.9
|
22.4
|
0.5
|
OE1
|
A:GLU61
|
2.0
|
47.2
|
0.7
|
O
|
A:HOH324
|
2.0
|
18.0
|
0.3
|
O
|
A:HOH408
|
2.2
|
39.0
|
0.5
|
OE1
|
A:GLN58
|
2.3
|
41.7
|
1.0
|
CD
|
A:GLU61
|
3.1
|
44.0
|
0.7
|
CD
|
A:GLN58
|
3.2
|
36.7
|
1.0
|
NE2
|
A:GLN58
|
3.4
|
42.2
|
1.0
|
OE2
|
A:GLU61
|
3.5
|
50.7
|
0.7
|
O
|
A:HOH425
|
4.1
|
45.2
|
1.0
|
O
|
A:HOH401
|
4.1
|
41.8
|
1.0
|
OG
|
A:SER144
|
4.2
|
35.0
|
1.0
|
O
|
A:HOH515
|
4.3
|
33.6
|
0.3
|
CG
|
A:GLU61
|
4.4
|
36.2
|
0.7
|
O
|
A:HOH424
|
4.4
|
30.8
|
0.6
|
O
|
A:HOH428
|
4.5
|
56.8
|
1.0
|
CG
|
A:GLN58
|
4.6
|
30.6
|
1.0
|
OE1
|
A:GLU147
|
4.6
|
38.2
|
1.0
|
CD2
|
A:HIS57
|
4.6
|
46.2
|
1.0
|
O
|
A:HOH366
|
4.7
|
29.7
|
0.4
|
CG
|
A:GLU61
|
4.7
|
24.4
|
0.3
|
NE2
|
A:HIS57
|
4.8
|
50.9
|
1.0
|
CB
|
A:GLU61
|
4.8
|
23.5
|
0.3
|
CB
|
A:GLU61
|
4.9
|
27.9
|
0.7
|
O
|
A:HOH424
|
4.9
|
28.0
|
0.4
|
|
Iron binding site 6 out
of 9 in 7o67
Go back to
Iron Binding Sites List in 7o67
Iron binding site 6 out
of 9 in the Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 6 of Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe207
b:45.8
occ:0.20
|
O
|
A:HOH368
|
2.2
|
39.1
|
1.0
|
O
|
A:HOH449
|
2.3
|
51.2
|
1.0
|
OE2
|
A:GLU134
|
3.7
|
35.3
|
1.0
|
OE1
|
A:GLU134
|
4.0
|
42.7
|
1.0
|
O
|
A:HOH519
|
4.1
|
38.7
|
1.0
|
CD
|
A:GLU134
|
4.3
|
34.0
|
1.0
|
O
|
A:HOH416
|
4.4
|
52.1
|
1.0
|
|
Iron binding site 7 out
of 9 in 7o67
Go back to
Iron Binding Sites List in 7o67
Iron binding site 7 out
of 9 in the Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 7 of Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe208
b:85.3
occ:0.30
|
OE2
|
A:GLU61
|
2.5
|
50.7
|
0.7
|
NE2
|
A:HIS57
|
2.5
|
50.9
|
1.0
|
CE1
|
A:HIS57
|
3.0
|
46.6
|
1.0
|
O
|
A:HOH455
|
3.2
|
38.2
|
0.4
|
OE2
|
A:GLU61
|
3.3
|
26.6
|
0.3
|
CD
|
A:GLU61
|
3.4
|
44.0
|
0.7
|
O
|
A:HOH408
|
3.5
|
39.0
|
0.5
|
CD
|
A:GLU61
|
3.6
|
26.2
|
0.3
|
CD2
|
A:HIS57
|
3.8
|
46.2
|
1.0
|
O
|
A:HOH454
|
3.9
|
34.8
|
0.4
|
CG
|
A:GLU61
|
3.9
|
24.4
|
0.3
|
CG
|
A:GLU61
|
4.0
|
36.2
|
0.7
|
O
|
A:HOH515
|
4.2
|
33.6
|
0.3
|
OE1
|
A:GLU61
|
4.3
|
47.2
|
0.7
|
ND1
|
A:HIS57
|
4.3
|
44.4
|
1.0
|
OE1
|
A:GLU61
|
4.4
|
29.0
|
0.3
|
O
|
A:HOH526
|
4.4
|
32.4
|
0.4
|
FE
|
A:FE2210
|
4.4
|
62.1
|
0.3
|
O
|
A:HOH324
|
4.6
|
18.0
|
0.3
|
CG
|
A:HIS57
|
4.7
|
38.8
|
1.0
|
|
Iron binding site 8 out
of 9 in 7o67
Go back to
Iron Binding Sites List in 7o67
Iron binding site 8 out
of 9 in the Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 8 of Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe209
b:56.0
occ:0.40
|
O
|
A:HOH326
|
2.1
|
28.2
|
1.0
|
O
|
A:HOH314
|
2.3
|
26.4
|
0.5
|
OD2
|
A:ASP84
|
4.1
|
24.2
|
1.0
|
OD1
|
A:ASP84
|
4.1
|
20.1
|
1.0
|
CG
|
A:ASP84
|
4.5
|
24.2
|
1.0
|
O
|
A:HOH378
|
4.8
|
20.3
|
1.0
|
|
Iron binding site 9 out
of 9 in 7o67
Go back to
Iron Binding Sites List in 7o67
Iron binding site 9 out
of 9 in the Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 9 of Crystal Structure of Human Mitochondrial Ferritin (Hmtf) Fe(II)-Loaded For 15 Minutes Showing Either A Dioxygen or A Superoxide Anion Coordinated to Iron Ions in the Ferroxidase Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe210
b:62.1
occ:0.30
|
OE1
|
A:GLU64
|
2.1
|
36.9
|
0.6
|
OE1
|
A:GLU61
|
2.1
|
29.0
|
0.3
|
O
|
A:HOH526
|
2.1
|
32.4
|
0.4
|
O
|
A:HOH455
|
2.3
|
38.2
|
0.4
|
OE2
|
A:GLU61
|
2.5
|
26.6
|
0.3
|
CD
|
A:GLU61
|
2.6
|
26.2
|
0.3
|
CD
|
A:GLU64
|
3.1
|
35.8
|
0.6
|
O
|
A:HOH454
|
3.3
|
34.8
|
0.4
|
OE2
|
A:GLU64
|
3.5
|
43.6
|
0.6
|
OE2
|
A:GLU61
|
4.1
|
50.7
|
0.7
|
CG
|
A:GLU61
|
4.1
|
24.4
|
0.3
|
CG
|
A:GLU61
|
4.3
|
36.2
|
0.7
|
FE
|
A:FE2208
|
4.4
|
85.3
|
0.3
|
CG
|
A:GLU64
|
4.5
|
31.0
|
0.6
|
O
|
A:HOH532
|
4.5
|
34.6
|
0.6
|
CD
|
A:GLU61
|
4.7
|
44.0
|
0.7
|
CB
|
A:GLU64
|
4.8
|
26.6
|
1.0
|
CB
|
A:GLU61
|
4.8
|
23.5
|
0.3
|
CA
|
A:GLU61
|
5.0
|
24.6
|
0.7
|
|
Reference:
S.Ciambellotti,
A.Pratesi,
G.Tassone,
P.Turano,
S.Mangani,
C.Pozzi.
Iron Binding in the Ferroxidase Site of Human Mitochondrial Ferritin. Chemistry 2021.
ISSN: ISSN 0947-6539
PubMed: 34343376
DOI: 10.1002/CHEM.202102270
Page generated: Thu Aug 8 14:00:33 2024
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