Iron in PDB 4tqq: Photosynthetic Reaction Center From R. Sphaeroides Analyzed at Room Temperature on An X-Ray Transparent Microfluidic Chip

The structure of Photosynthetic Reaction Center From R. Sphaeroides Analyzed at Room Temperature on An X-Ray Transparent Microfluidic Chip, PDB code: 4tqq was solved by J.M.Schieferstein, D.S.Khvostichenko, A.S.Pawate, P.J.A.Kenis, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	42.81 / 2.50
Space group	P 42 21 2
Cell size a, b, c (Å), α, β, γ (°)	102.484, 102.484, 239.939, 90.00, 90.00, 90.00
R / Rfree (%)	16.2 / 21.3

The structure of Photosynthetic Reaction Center From R. Sphaeroides Analyzed at Room Temperature on An X-Ray Transparent Microfluidic Chip also contains other interesting chemical elements:

Magnesium

(Mg)

4 atoms

The binding sites of Iron atom in the Photosynthetic Reaction Center From R. Sphaeroides Analyzed at Room Temperature on An X-Ray Transparent Microfluidic Chip (pdb code 4tqq). 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 Photosynthetic Reaction Center From R. Sphaeroides Analyzed at Room Temperature on An X-Ray Transparent Microfluidic Chip, PDB code: 4tqq:

Iron binding site 1 out of 1 in the Photosynthetic Reaction Center From R. Sphaeroides Analyzed at Room Temperature on An X-Ray Transparent Microfluidic Chip


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 R. Sphaeroides Analyzed at Room Temperature on An X-Ray Transparent Microfluidic Chip within 5.0Å range: probe atom residue distance (Å) B Occ L:Fe305 b:19.3 occ:1.00 NE2 L:HIS190 2.2 18.9 1.0 OE2 M:GLU234 2.4 22.5 1.0 NE2 M:HIS266 2.4 19.5 1.0 NE2 M:HIS219 2.4 18.3 1.0 NE2 L:HIS230 2.4 17.5 1.0 OE1 M:GLU234 2.5 23.6 1.0 CD M:GLU234 2.7 21.2 1.0 CE1 L:HIS190 3.0 17.1 1.0 CE1 M:HIS266 3.2 19.3 1.0 CE1 L:HIS230 3.3 18.7 1.0 CE1 M:HIS219 3.3 16.9 1.0 CD2 L:HIS190 3.4 19.1 1.0 CD2 M:HIS219 3.4 16.4 1.0 CD2 M:HIS266 3.4 16.2 1.0 CD2 L:HIS230 3.4 19.6 1.0 ND1 L:HIS190 4.2 21.0 1.0 CG M:GLU234 4.2 22.8 1.0 ND1 M:HIS266 4.4 19.4 1.0 CG L:HIS190 4.4 16.3 1.0 ND1 L:HIS230 4.4 18.5 1.0 ND1 M:HIS219 4.4 21.3 1.0 O M:HOH541 4.5 22.4 1.0 CG M:HIS219 4.5 18.0 1.0 CG M:HIS266 4.5 20.3 1.0 CG1 M:ILE223 4.5 17.1 1.0 CG L:HIS230 4.5 21.3 1.0 CG2 L:VAL194 4.8 17.2 1.0

D.S.Khvostichenko, J.M.Schieferstein, A.S.Pawate, P.D.Laible, P.J.Kenis. X-Ray Transparent Microfluidic Chip For Mesophase-Based Crystallization of Membrane Proteins and on-Chip Structure Determination. Cryst.Growth Des. V. 14 4886 2014.
ISSN: ISSN 1528-7483
PubMed: 25285049
DOI: 10.1021/CG5011488