Iron in PDB 1yf6: Structure of A Quintuple Mutant of Photosynthetic Reaction Center From Rhodobacter Sphaeroides

The structure of Structure of A Quintuple Mutant of Photosynthetic Reaction Center From Rhodobacter Sphaeroides, PDB code: 1yf6 was solved by M.L.Paddock, C.Chang, Q.Xu, E.C.Abresch, H.L.Axelrod, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	39.34 / 2.25
Space group	P 31 2 1
Cell size a, b, c (Å), α, β, γ (°)	139.442, 139.442, 185.460, 90.00, 90.00, 120.00
R / Rfree (%)	19.7 / 21.6

The structure of Structure of A Quintuple Mutant of Photosynthetic Reaction Center From Rhodobacter Sphaeroides also contains other interesting chemical elements:

Magnesium	(Mg)	5 atoms
Chlorine	(Cl)	1 atom

The binding sites of Iron atom in the Structure of A Quintuple Mutant of Photosynthetic Reaction Center From Rhodobacter Sphaeroides (pdb code 1yf6). 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 A Quintuple Mutant of Photosynthetic Reaction Center From Rhodobacter Sphaeroides, PDB code: 1yf6:

Iron binding site 1 out of 1 in the Structure of A Quintuple Mutant of Photosynthetic Reaction Center From Rhodobacter Sphaeroides


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Structure of A Quintuple Mutant of Photosynthetic Reaction Center From Rhodobacter Sphaeroides within 5.0Å range: probe atom residue distance (Å) B Occ M:Fe850 b:19.5 occ:1.00 NE2 L:HIS190 2.1 20.0 1.0 NE2 M:HIS219 2.1 23.6 1.0 NE2 M:HIS266 2.2 18.7 1.0 NE2 L:HIS230 2.2 18.7 1.0 OE2 M:GLU234 2.2 23.1 1.0 OE1 M:GLU234 2.2 20.1 1.0 CD M:GLU234 2.5 21.6 1.0 CE1 L:HIS190 3.1 18.7 1.0 CE1 M:HIS219 3.1 21.8 1.0 CE1 M:HIS266 3.1 19.4 1.0 CE1 L:HIS230 3.1 16.4 1.0 CD2 L:HIS190 3.2 18.9 1.0 CD2 M:HIS219 3.2 20.9 1.0 CD2 M:HIS266 3.2 20.4 1.0 CD2 L:HIS230 3.3 18.5 1.0 CG M:GLU234 4.1 21.7 1.0 ND1 L:HIS190 4.2 20.1 1.0 ND1 M:HIS219 4.2 18.2 1.0 ND1 M:HIS266 4.3 18.5 1.0 CG L:HIS190 4.3 20.0 1.0 CG M:HIS219 4.3 22.6 1.0 ND1 L:HIS230 4.3 15.7 1.0 CG M:HIS266 4.3 19.4 1.0 CG L:HIS230 4.4 16.6 1.0 CG1 M:ILE223 4.5 22.9 1.0 CG2 L:VAL194 4.7 17.5 1.0 O M:HOH1090 4.8 24.1 1.0 CB M:GLU234 5.0 18.4 1.0 CD1 M:ILE223 5.0 20.8 1.0

M.L.Paddock, C.Chang, Q.Xu, E.C.Abresch, H.L.Axelrod, G.Feher, M.Y.Okamura. Quinone (Q(B)) Reduction By B-Branch Electron Transfer in Mutant Bacterial Reaction Centers From Rhodobacter Sphaeroides: Quantum Efficiency and X-Ray Structure. Biochemistry V. 44 6920 2005.
ISSN: ISSN 0006-2960
PubMed: 15865437
DOI: 10.1021/BI047559M