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Iron in PDB 7mh3: Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Chlorotyrosine

Protein crystallography data

The structure of Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Chlorotyrosine, PDB code: 7mh3 was solved by I.Mathews, J.B.Weaver, S.G.Boxer, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 39.11 / 2.30
Space group P 31 2 1
Cell size a, b, c (Å), α, β, γ (°) 141.674, 141.674, 187.419, 90, 90, 120
R / Rfree (%) 15.7 / 17.4

Other elements in 7mh3:

The structure of Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Chlorotyrosine also contains other interesting chemical elements:

Chlorine (Cl) 3 atoms
Magnesium (Mg) 4 atoms

Iron Binding Sites:

The binding sites of Iron atom in the Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Chlorotyrosine (pdb code 7mh3). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total only one binding site of Iron was determined in the Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Chlorotyrosine, PDB code: 7mh3:

Iron binding site 1 out of 1 in 7mh3

Go back to Iron Binding Sites List in 7mh3
Iron binding site 1 out of 1 in the Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Chlorotyrosine


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 R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Chlorotyrosine within 5.0Å range:
probe atom residue distance (Å) B Occ
M:Fe406

b:29.9
occ:1.00
NE2 L:HIS190 2.1 29.8 1.0
OE2 M:GLU234 2.2 31.4 1.0
NE2 M:HIS266 2.2 28.0 1.0
NE2 M:HIS219 2.2 29.4 1.0
NE2 L:HIS230 2.3 30.1 1.0
OE1 M:GLU234 2.5 31.7 1.0
CD M:GLU234 2.6 31.5 1.0
CE1 L:HIS190 3.0 30.2 1.0
CE1 M:HIS219 3.1 28.2 1.0
CE1 M:HIS266 3.1 27.6 1.0
CD2 L:HIS190 3.2 29.9 1.0
CE1 L:HIS230 3.2 29.8 1.0
CD2 M:HIS219 3.3 28.1 1.0
CD2 M:HIS266 3.3 28.6 1.0
CD2 L:HIS230 3.3 29.8 1.0
CG M:GLU234 4.1 31.4 1.0
ND1 L:HIS190 4.1 30.0 1.0
ND1 M:HIS219 4.3 28.4 1.0
ND1 M:HIS266 4.3 27.4 1.0
CG L:HIS190 4.3 30.0 1.0
CG M:HIS219 4.4 28.5 1.0
CG M:HIS266 4.4 28.1 1.0
ND1 L:HIS230 4.4 29.1 1.0
CG L:HIS230 4.5 29.8 1.0
CG1 M:ILE223 4.5 28.8 1.0
CG2 L:VAL194 4.8 33.8 1.0
O M:HOH529 4.9 40.0 1.0

Reference:

J.B.Weaver, C.Y.Lin, K.M.Faries, I.I.Mathews, S.Russi, D.Holten, C.Kirmaier, S.G.Boxer. Photosynthetic Reaction Center Variants Made Via Genetic Code Expansion Show Tyr at M210 Tunes the Initial Electron Transfer Mechanism. Proc.Natl.Acad.Sci.Usa V. 118 2021.
ISSN: ESSN 1091-6490
PubMed: 34907018
DOI: 10.1073/PNAS.2116439118
Page generated: Thu Mar 31 03:20:12 2022

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