Magnesium in PDB 1fnq: Crystal Structure Analysis of the Mutant Reaction Center Pro L209-> Glu From the Photosynthetic Purple Bacterium Rhodobacter Sphaeroides

The structure of Crystal Structure Analysis of the Mutant Reaction Center Pro L209-> Glu From the Photosynthetic Purple Bacterium Rhodobacter Sphaeroides, PDB code: 1fnq was solved by A.Kuglstatter, U.Ermler, H.Michel, L.Baciou, G.Fritzsch, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 2.60
Space group	P 31 2 1
Cell size a, b, c (Å), α, β, γ (°)	141.534, 141.534, 187.548, 90.00, 90.00, 120.00
R / Rfree (%)	21.7 / 24.7

The structure of Crystal Structure Analysis of the Mutant Reaction Center Pro L209-> Glu From the Photosynthetic Purple Bacterium Rhodobacter Sphaeroides also contains other interesting chemical elements:

Iron

(Fe)

1 atom

The binding sites of Magnesium atom in the Crystal Structure Analysis of the Mutant Reaction Center Pro L209-> Glu From the Photosynthetic Purple Bacterium Rhodobacter Sphaeroides (pdb code 1fnq). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 4 binding sites of Magnesium where determined in the Crystal Structure Analysis of the Mutant Reaction Center Pro L209-> Glu From the Photosynthetic Purple Bacterium Rhodobacter Sphaeroides, PDB code: 1fnq:
Jump to Magnesium binding site number: 1; 2; 3; 4;

Magnesium binding site 1 out of 4 in the Crystal Structure Analysis of the Mutant Reaction Center Pro L209-> Glu From the Photosynthetic Purple Bacterium Rhodobacter Sphaeroides


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Crystal Structure Analysis of the Mutant Reaction Center Pro L209-> Glu From the Photosynthetic Purple Bacterium Rhodobacter Sphaeroides within 5.0Å range: probe atom residue distance (Å) B Occ L:Mg302 b:44.7 occ:1.00 MG L:BCL302 0.0 44.7 1.0 ND L:BCL302 2.0 44.8 1.0 NB L:BCL302 2.1 44.3 1.0 NC L:BCL302 2.1 44.7 1.0 NA L:BCL302 2.2 44.5 1.0 NE2 L:HIS173 2.5 47.7 1.0 C4D L:BCL302 3.0 44.7 1.0 C1D L:BCL302 3.1 44.8 1.0 C1B L:BCL302 3.1 44.0 1.0 C4B L:BCL302 3.1 44.2 1.0 C1C L:BCL302 3.1 44.7 1.0 C4C L:BCL302 3.1 44.9 1.0 C4A L:BCL302 3.2 44.2 1.0 C1A L:BCL302 3.2 44.5 1.0 CD2 L:HIS173 3.3 48.0 1.0 CHC L:BCL302 3.5 44.6 1.0 CHA L:BCL302 3.5 44.5 1.0 CHB L:BCL302 3.5 44.0 1.0 CHD L:BCL302 3.5 44.7 1.0 CE1 L:HIS173 3.5 47.7 1.0 CBB M:BCL802 3.6 46.4 1.0 OBB M:BCL802 3.7 46.6 1.0 CAB M:BCL802 3.8 46.1 1.0 C3D L:BCL302 4.2 44.6 1.0 C2D L:BCL302 4.3 44.9 1.0 C2B L:BCL302 4.3 43.9 1.0 C3B L:BCL302 4.3 43.9 1.0 C2C L:BCL302 4.4 44.8 1.0 C3C L:BCL302 4.4 44.9 1.0 C3A L:BCL302 4.5 44.4 1.0 C2A L:BCL302 4.5 44.5 1.0 C3B M:BCL802 4.5 45.8 1.0 CG L:HIS173 4.5 48.4 1.0 ND1 L:HIS173 4.6 47.8 1.0 CD1 L:PHE167 4.8 48.6 1.0 CBD L:BCL302 5.0 44.5 1.0

Magnesium binding site 2 out of 4 in the Crystal Structure Analysis of the Mutant Reaction Center Pro L209-> Glu From the Photosynthetic Purple Bacterium Rhodobacter Sphaeroides


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Crystal Structure Analysis of the Mutant Reaction Center Pro L209-> Glu From the Photosynthetic Purple Bacterium Rhodobacter Sphaeroides within 5.0Å range: probe atom residue distance (Å) B Occ L:Mg304 b:37.3 occ:1.00 MG L:BCL304 0.0 37.3 1.0 ND L:BCL304 2.0 36.3 1.0 NC L:BCL304 2.1 36.1 1.0 NB L:BCL304 2.1 36.7 1.0 NA L:BCL304 2.1 37.1 1.0 NE2 L:HIS153 2.3 39.9 1.0 C4D L:BCL304 3.0 36.4 1.0 C1C L:BCL304 3.1 36.4 1.0 C1D L:BCL304 3.1 36.1 1.0 C4B L:BCL304 3.1 36.5 1.0 C1B L:BCL304 3.1 36.4 1.0 C4C L:BCL304 3.1 35.9 1.0 C4A L:BCL304 3.1 37.2 1.0 C1A L:BCL304 3.2 37.5 1.0 CE1 L:HIS153 3.2 41.5 1.0 CD2 L:HIS153 3.3 42.1 1.0 CHC L:BCL304 3.4 36.5 1.0 CHD L:BCL304 3.5 36.0 1.0 CHA L:BCL304 3.5 37.0 1.0 CHB L:BCL304 3.5 36.7 1.0 C3D L:BCL304 4.2 36.3 1.0 C2D L:BCL304 4.3 36.1 1.0 C2B L:BCL304 4.3 36.1 1.0 C3B L:BCL304 4.3 36.5 1.0 C2C L:BCL304 4.3 36.4 1.0 C3C L:BCL304 4.4 36.1 1.0 ND1 L:HIS153 4.4 43.6 1.0 C3A L:BCL304 4.4 37.8 1.0 CG L:HIS153 4.4 44.2 1.0 C2A L:BCL304 4.5 38.4 1.0 CBC L:BCL304 4.6 35.7 1.0 CE2 M:TYR210 4.6 45.0 1.0 OBB L:BPH402 4.7 45.0 1.0 CD2 L:LEU154 4.8 51.0 1.0 CBD L:BCL304 5.0 37.7 1.0 CMC L:BCL304 5.0 36.8 1.0

Magnesium binding site 3 out of 4 in the Crystal Structure Analysis of the Mutant Reaction Center Pro L209-> Glu From the Photosynthetic Purple Bacterium Rhodobacter Sphaeroides


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 3 of Crystal Structure Analysis of the Mutant Reaction Center Pro L209-> Glu From the Photosynthetic Purple Bacterium Rhodobacter Sphaeroides within 5.0Å range: probe atom residue distance (Å) B Occ M:Mg801 b:55.4 occ:1.00 MG M:BCL801 0.0 55.4 1.0 ND M:BCL801 2.0 55.2 1.0 NB M:BCL801 2.1 55.5 1.0 NC M:BCL801 2.1 55.1 1.0 NA M:BCL801 2.2 55.7 1.0 NE2 M:HIS182 2.2 55.1 1.0 C4D M:BCL801 3.0 55.3 1.0 C1B M:BCL801 3.1 55.6 1.0 C4B M:BCL801 3.1 55.5 1.0 C1D M:BCL801 3.1 55.1 1.0 C1C M:BCL801 3.1 55.1 1.0 C4C M:BCL801 3.1 55.1 1.0 C4A M:BCL801 3.1 56.0 1.0 CD2 M:HIS182 3.1 55.2 1.0 C1A M:BCL801 3.2 56.1 1.0 CE1 M:HIS182 3.2 55.0 1.0 CHC M:BCL801 3.4 55.3 1.0 CHB M:BCL801 3.5 55.8 1.0 CHD M:BCL801 3.5 55.2 1.0 CHA M:BCL801 3.5 55.5 1.0 C3D M:BCL801 4.2 55.1 1.0 C2D M:BCL801 4.3 55.1 1.0 C2B M:BCL801 4.3 55.6 1.0 C3B M:BCL801 4.3 55.6 1.0 CG M:HIS182 4.3 55.2 1.0 ND1 M:HIS182 4.4 55.2 1.0 C2C M:BCL801 4.4 55.0 1.0 C3C M:BCL801 4.4 55.0 1.0 C3A M:BCL801 4.4 56.6 1.0 C2A M:BCL801 4.5 57.2 1.0 C18 M:SPO600 4.8 74.4 1.0 OBB M:BPH401 4.9 67.6 1.0 CE2 L:PHE181 5.0 47.9 1.0 CBD M:BCL801 5.0 55.2 1.0 C19 M:SPO600 5.0 74.0 1.0 CMC M:BCL801 5.0 54.9 1.0

Magnesium binding site 4 out of 4 in the Crystal Structure Analysis of the Mutant Reaction Center Pro L209-> Glu From the Photosynthetic Purple Bacterium Rhodobacter Sphaeroides


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 4 of Crystal Structure Analysis of the Mutant Reaction Center Pro L209-> Glu From the Photosynthetic Purple Bacterium Rhodobacter Sphaeroides within 5.0Å range: probe atom residue distance (Å) B Occ M:Mg802 b:45.6 occ:1.00 MG M:BCL802 0.0 45.6 1.0 ND M:BCL802 2.0 45.4 1.0 NB M:BCL802 2.0 45.4 1.0 NC M:BCL802 2.1 45.4 1.0 NA M:BCL802 2.2 45.7 1.0 NE2 M:HIS202 2.3 45.7 1.0 C4D M:BCL802 2.9 45.5 1.0 C1B M:BCL802 3.1 45.5 1.0 C4B M:BCL802 3.1 45.4 1.0 C1C M:BCL802 3.1 45.4 1.0 C1D M:BCL802 3.1 45.4 1.0 C4C M:BCL802 3.1 45.1 1.0 CE1 M:HIS202 3.1 45.9 1.0 C4A M:BCL802 3.1 45.9 1.0 C1A M:BCL802 3.2 46.0 1.0 CD2 M:HIS202 3.3 45.9 1.0 CHA M:BCL802 3.4 45.8 1.0 CHC M:BCL802 3.4 45.4 1.0 CHB M:BCL802 3.5 45.6 1.0 CHD M:BCL802 3.5 45.1 1.0 OBB L:BCL302 3.6 44.7 1.0 CAB L:BCL302 3.8 43.8 1.0 CBB L:BCL302 4.0 43.5 1.0 C3D M:BCL802 4.2 45.6 1.0 C2B M:BCL802 4.3 45.6 1.0 C2D M:BCL802 4.3 45.5 1.0 C3B M:BCL802 4.3 45.8 1.0 C2C M:BCL802 4.3 45.4 1.0 ND1 M:HIS202 4.4 46.0 1.0 C3C M:BCL802 4.4 45.3 1.0 C2A M:BCL802 4.5 46.5 1.0 C3A M:BCL802 4.5 46.4 1.0 CG M:HIS202 4.5 46.2 1.0 C3B L:BCL302 4.5 43.9 1.0 CBD M:BCL802 4.9 45.9 1.0 CMC M:BCL802 4.9 45.3 1.0

A.Kuglstatter, U.Ermler, H.Michel, L.Baciou, G.Fritzsch. X-Ray Structure Analyses of Photosynthetic Reaction Center Variants From Rhodobacter Sphaeroides: Structural Changes Induced By Point Mutations at Position L209 Modulate Electron and Proton Transfer. Biochemistry V. 40 4253 2001.
ISSN: ISSN 0006-2960
PubMed: 11284681
DOI: 10.1021/BI001589H