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Chlorine in PDB 9eqb: Iron Loaded Mitochondrial Ferritin H57A/E61A/E64A Variant Exposed to Oxygen For 20 Minutes

Enzymatic activity of Iron Loaded Mitochondrial Ferritin H57A/E61A/E64A Variant Exposed to Oxygen For 20 Minutes

All present enzymatic activity of Iron Loaded Mitochondrial Ferritin H57A/E61A/E64A Variant Exposed to Oxygen For 20 Minutes:
1.16.3.1;

Protein crystallography data

The structure of Iron Loaded Mitochondrial Ferritin H57A/E61A/E64A Variant Exposed to Oxygen For 20 Minutes, PDB code: 9eqb was solved by Z.Bugg, J.M.Bradley, N.E.Le Brun, A.M.Hemmings, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 54.99 / 1.36
Space group F 4 3 2
Cell size a, b, c (Å), α, β, γ (°) 182.395, 182.395, 182.395, 90, 90, 90
R / Rfree (%) 17.5 / 20.2

Other elements in 9eqb:

The structure of Iron Loaded Mitochondrial Ferritin H57A/E61A/E64A Variant Exposed to Oxygen For 20 Minutes also contains other interesting chemical elements:

Magnesium (Mg) 5 atoms
Iron (Fe) 3 atoms

Chlorine Binding Sites:

The binding sites of Chlorine atom in the Iron Loaded Mitochondrial Ferritin H57A/E61A/E64A Variant Exposed to Oxygen For 20 Minutes (pdb code 9eqb). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total 4 binding sites of Chlorine where determined in the Iron Loaded Mitochondrial Ferritin H57A/E61A/E64A Variant Exposed to Oxygen For 20 Minutes, PDB code: 9eqb:
Jump to Chlorine binding site number: 1; 2; 3; 4;

Chlorine binding site 1 out of 4 in 9eqb

Go back to Chlorine Binding Sites List in 9eqb
Chlorine binding site 1 out of 4 in the Iron Loaded Mitochondrial Ferritin H57A/E61A/E64A Variant Exposed to Oxygen For 20 Minutes


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Iron Loaded Mitochondrial Ferritin H57A/E61A/E64A Variant Exposed to Oxygen For 20 Minutes within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cl209

b:23.2
occ:0.90
 FE A:FE203 2.2 14.6 1.0
NE2 A:HIS173 3.4 14.9 1.0
CD2 A:HIS173 3.8 15.7 1.0
O A:HOH346 4.3 49.1 0.2
CE1 A:HIS173 4.5 15.1 1.0

Chlorine binding site 2 out of 4 in 9eqb

Go back to Chlorine Binding Sites List in 9eqb
Chlorine binding site 2 out of 4 in the Iron Loaded Mitochondrial Ferritin H57A/E61A/E64A Variant Exposed to Oxygen For 20 Minutes


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 2 of Iron Loaded Mitochondrial Ferritin H57A/E61A/E64A Variant Exposed to Oxygen For 20 Minutes within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cl210

b:64.5
occ:1.00
 NE2 A:GLN75 3.3 27.9 1.0
O A:HOH517 3.4 49.2 1.0
NH2 A:ARG71 3.9 38.0 1.0
NE A:ARG71 4.0 32.4 1.0
CD A:GLN75 4.2 26.6 1.0
OE1 A:GLN75 4.2 29.2 1.0
CZ A:ARG71 4.5 37.3 1.0
O A:HOH437 4.5 24.9 1.0
OH A:TYR136 5.0 31.0 1.0

Chlorine binding site 3 out of 4 in 9eqb

Go back to Chlorine Binding Sites List in 9eqb
Chlorine binding site 3 out of 4 in the Iron Loaded Mitochondrial Ferritin H57A/E61A/E64A Variant Exposed to Oxygen For 20 Minutes


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 3 of Iron Loaded Mitochondrial Ferritin H57A/E61A/E64A Variant Exposed to Oxygen For 20 Minutes within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cl211

b:23.4
occ:0.87
 O A:HOH340 3.0 25.0 1.0
ND1 A:HIS151 3.0 15.3 1.0
ND2 A:ASN154 3.1 18.5 1.0
O A:HOH380 3.2 26.9 1.0
CE1 A:HIS151 3.6 15.8 1.0
O A:ASP150 3.7 14.2 1.0
C A:ASP150 3.7 14.3 1.0
CB A:ASP150 3.8 13.8 1.0
N A:HIS151 3.8 14.6 1.0
CA A:HIS151 3.9 13.7 1.0
CE1 A:PHE170 4.0 16.6 1.0
CG2 A:THR174 4.1 16.4 1.0
CZ A:PHE170 4.1 16.6 1.0
CG A:ASN154 4.2 17.3 1.0
CG A:HIS151 4.2 14.6 1.0
CA A:ASP150 4.4 13.7 1.0
CB A:ASN154 4.5 16.8 1.0
CB A:HIS151 4.7 13.5 1.0
MG A:MG205 4.7 32.6 0.7
OG1 A:THR174 4.8 16.9 1.0
CG A:ASP150 4.8 16.2 1.0
O A:HOH516 4.9 53.1 1.0
NE2 A:HIS151 4.9 15.8 1.0
OD2 A:ASP150 4.9 18.4 1.0

Chlorine binding site 4 out of 4 in 9eqb

Go back to Chlorine Binding Sites List in 9eqb
Chlorine binding site 4 out of 4 in the Iron Loaded Mitochondrial Ferritin H57A/E61A/E64A Variant Exposed to Oxygen For 20 Minutes


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 4 of Iron Loaded Mitochondrial Ferritin H57A/E61A/E64A Variant Exposed to Oxygen For 20 Minutes within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cl212

b:44.6
occ:0.94
 O A:HOH542 2.8 52.7 1.0
N A:LEU165 3.3 16.0 1.0
CB A:LEU165 3.5 15.5 1.0
CB A:ALA163 3.6 19.9 1.0
CG A:LEU165 3.6 16.1 1.0
N A:GLY164 3.6 19.9 1.0
C A:ALA163 3.8 21.8 1.0
CA A:LEU165 3.9 14.7 1.0
CD1 A:LEU165 4.0 16.5 1.0
CA A:ALA163 4.0 20.3 1.0
O A:HOH362 4.1 37.5 1.0
C A:GLY164 4.3 17.6 1.0
O A:ALA163 4.3 23.5 1.0
CA A:GLY164 4.4 19.1 1.0
N A:ALA166 4.5 14.5 1.0
C A:LEU165 4.7 14.2 1.0
O A:HOH430 4.7 49.5 1.0

Reference:

J.M.Bradley, Z.Bugg, G.R.Moore, A.M.Hemmings, N.Le-Brun. The Core Nucleation Site of Human Mitochondrial Ferritin: Observation of the Nascent Mineral To Be Published.
Page generated: Sun Jul 13 16:32:57 2025

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