Iron in PDB 4rcr: Structure of the Reaction Center From Rhodobacter Sphaeroides R-26 and 2.4.1: Protein-Cofactor (Bacteriochlorophyll, Bacteriopheophytin, and Carotenoid) Interactions

The structure of Structure of the Reaction Center From Rhodobacter Sphaeroides R-26 and 2.4.1: Protein-Cofactor (Bacteriochlorophyll, Bacteriopheophytin, and Carotenoid) Interactions, PDB code: 4rcr was solved by H.Komiya, T.O.Yeates, A.J.Chirino, D.C.Rees, J.P.Allen, G.Feher, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	8.00 / 2.80
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	138.000, 77.500, 141.800, 90.00, 90.00, 90.00
R / Rfree (%)	22.7 / n/a

The structure of Structure of the Reaction Center From Rhodobacter Sphaeroides R-26 and 2.4.1: Protein-Cofactor (Bacteriochlorophyll, Bacteriopheophytin, and Carotenoid) Interactions also contains other interesting chemical elements:

Magnesium

(Mg)

4 atoms

The binding sites of Iron atom in the Structure of the Reaction Center From Rhodobacter Sphaeroides R-26 and 2.4.1: Protein-Cofactor (Bacteriochlorophyll, Bacteriopheophytin, and Carotenoid) Interactions (pdb code 4rcr). 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 Structure of the Reaction Center From Rhodobacter Sphaeroides R-26 and 2.4.1: Protein-Cofactor (Bacteriochlorophyll, Bacteriopheophytin, and Carotenoid) Interactions, PDB code: 4rcr:

Iron binding site 1 out of 1 in the Structure of the Reaction Center From Rhodobacter Sphaeroides R-26 and 2.4.1: Protein-Cofactor (Bacteriochlorophyll, Bacteriopheophytin, and Carotenoid) Interactions


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Structure of the Reaction Center From Rhodobacter Sphaeroides R-26 and 2.4.1: Protein-Cofactor (Bacteriochlorophyll, Bacteriopheophytin, and Carotenoid) Interactions within 5.0Å range: probe atom residue distance (Å) B Occ M:Fe309 b:16.7 occ:1.00 NE2 L:HIS190 2.1 8.0 1.0 OE2 M:GLU234 2.1 22.3 1.0 OE1 M:GLU234 2.1 19.4 1.0 NE2 M:HIS266 2.2 11.4 1.0 NE2 L:HIS230 2.2 8.6 1.0 NE2 M:HIS219 2.2 19.7 1.0 CD M:GLU234 2.5 23.6 1.0 CE1 L:HIS190 2.9 8.0 1.0 CE1 M:HIS266 2.9 10.4 1.0 CE1 L:HIS230 3.1 8.0 1.0 CD2 M:HIS219 3.1 21.3 1.0 CE1 M:HIS219 3.2 21.1 1.0 CD2 L:HIS230 3.2 8.0 1.0 CD2 L:HIS190 3.3 8.0 1.0 CD2 M:HIS266 3.3 8.0 1.0 CG2 L:VAL194 3.9 8.0 1.0 CG M:GLU234 4.0 20.2 1.0 ND1 L:HIS190 4.1 8.0 1.0 ND1 M:HIS266 4.1 12.2 1.0 ND1 L:HIS230 4.2 8.0 1.0 ND1 M:HIS219 4.3 19.0 1.0 CG M:HIS219 4.3 14.9 1.0 CG L:HIS190 4.3 8.0 1.0 CG L:HIS230 4.3 8.0 1.0 CG M:HIS266 4.3 8.1 1.0 CD1 M:ILE223 5.0 27.7 1.0 CB M:GLU234 5.0 25.3 1.0

T.O.Yeates, H.Komiya, A.Chirino, D.C.Rees, J.P.Allen, G.Feher. Structure of the Reaction Center From Rhodobacter Sphaeroides R-26 and 2.4.1: Protein-Cofactor (Bacteriochlorophyll, Bacteriopheophytin, and Carotenoid) Interactions. Proc.Natl.Acad.Sci.Usa V. 85 7993 1988.
ISSN: ISSN 0027-8424
PubMed: 3186702
DOI: 10.1073/PNAS.85.21.7993