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Iron in PDB 1dv3: Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+

Protein crystallography data

The structure of Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+, PDB code: 1dv3 was solved by H.L.Axelrod, E.C.Abresch, M.L.Paddock, M.Y.Okamura, G.Feher, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 27.80 / 2.50
Space group P 43 21 2
Cell size a, b, c (Å), α, β, γ (°) 141.250, 141.250, 275.330, 90.00, 90.00, 90.00
R / Rfree (%) 22.6 / 25.2

Other elements in 1dv3:

The structure of Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+ also contains other interesting chemical elements:

Cadmium (Cd) 2 atoms
Magnesium (Mg) 8 atoms
Chlorine (Cl) 2 atoms

Iron Binding Sites:

The binding sites of Iron atom in the Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+ (pdb code 1dv3). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 2 binding sites of Iron where determined in the Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+, PDB code: 1dv3:
Jump to Iron binding site number: 1; 2;

Iron binding site 1 out of 2 in 1dv3

Go back to Iron Binding Sites List in 1dv3
Iron binding site 1 out of 2 in the Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+ within 5.0Å range:
probe atom residue distance (Å) B Occ
M:Fe1007

b:24.4
occ:1.00
NE2 L:HIS190 2.1 24.9 1.0
NE2 M:HIS219 2.1 27.0 1.0
OE2 M:GLU234 2.2 30.5 1.0
NE2 M:HIS266 2.2 24.6 1.0
NE2 L:HIS230 2.3 24.2 1.0
OE1 M:GLU234 2.4 30.2 1.0
CD M:GLU234 2.6 30.3 1.0
CE1 L:HIS190 3.0 26.8 1.0
CE1 M:HIS219 3.1 27.4 1.0
CD2 L:HIS190 3.1 25.9 1.0
CE1 M:HIS266 3.1 25.1 1.0
CD2 M:HIS219 3.2 26.1 1.0
CE1 L:HIS230 3.2 23.9 1.0
CD2 M:HIS266 3.3 26.1 1.0
CD2 L:HIS230 3.4 25.1 1.0
CG M:GLU234 4.1 29.2 1.0
ND1 L:HIS190 4.2 27.7 1.0
ND1 M:HIS219 4.2 27.8 1.0
CG L:HIS190 4.2 25.6 1.0
CG M:HIS219 4.3 27.7 1.0
ND1 M:HIS266 4.3 25.5 1.0
CG M:HIS266 4.4 26.7 1.0
ND1 L:HIS230 4.4 24.4 1.0
CG L:HIS230 4.4 27.1 1.0
CG1 M:ILE223 4.4 25.1 1.0
CG2 L:VAL194 4.7 24.0 1.0
CD1 M:ILE223 4.9 22.9 1.0
O M:HOH1038 4.9 33.3 1.0

Iron binding site 2 out of 2 in 1dv3

Go back to Iron Binding Sites List in 1dv3
Iron binding site 2 out of 2 in the Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+ within 5.0Å range:
probe atom residue distance (Å) B Occ
S:Fe2007

b:30.0
occ:1.00
NE2 R:HIS190 2.0 30.1 1.0
NE2 S:HIS219 2.2 29.5 1.0
NE2 S:HIS266 2.2 28.6 1.0
OE2 S:GLU234 2.2 31.1 1.0
NE2 R:HIS230 2.3 27.4 1.0
OE1 S:GLU234 2.3 32.1 1.0
CD S:GLU234 2.6 31.7 1.0
CE1 R:HIS190 3.0 29.3 1.0
CD2 R:HIS190 3.1 28.7 1.0
CE1 S:HIS266 3.1 28.9 1.0
CE1 S:HIS219 3.1 29.7 1.0
CE1 R:HIS230 3.1 28.6 1.0
CD2 S:HIS266 3.2 29.3 1.0
CD2 S:HIS219 3.3 29.5 1.0
CD2 R:HIS230 3.3 28.4 1.0
CG S:GLU234 4.1 30.7 1.0
ND1 R:HIS190 4.1 29.7 1.0
CG R:HIS190 4.2 29.5 1.0
ND1 S:HIS266 4.3 28.8 1.0
ND1 S:HIS219 4.3 30.2 1.0
ND1 R:HIS230 4.3 27.8 1.0
CG S:HIS266 4.3 29.2 1.0
CG S:HIS219 4.3 31.3 1.0
CG R:HIS230 4.4 28.4 1.0
CG1 S:ILE223 4.5 27.3 1.0
CG2 R:VAL194 4.7 28.4 1.0
O S:HOH2037 4.7 29.3 1.0
CD1 S:ILE223 4.9 26.4 1.0
CB S:GLU234 4.9 31.9 1.0

Reference:

H.L.Axelrod, E.C.Abresch, M.L.Paddock, M.Y.Okamura, G.Feher. Determination of the Binding Sites of the Proton Transfer Inhibitors CD2+ and ZN2+ in Bacterial Reaction Centers. Proc.Natl.Acad.Sci.Usa V. 97 1542 2000.
ISSN: ISSN 0027-8424
PubMed: 10677497
DOI: 10.1073/PNAS.97.4.1542
Page generated: Wed Jul 16 13:26:19 2025

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