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Magnesium in PDB 7mh8: Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Methyltyrosine

Protein crystallography data

The structure of Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Methyltyrosine, PDB code: 7mh8 was solved by I.Mathews, J.Weaver, S.G.Boxer, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 38.96 / 2.75
Space group P 31 2 1
Cell size a, b, c (Å), α, β, γ (°) 140.96, 140.96, 187.01, 90, 90, 120
R / Rfree (%) 17.9 / 20.1

Other elements in 7mh8:

The structure of Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Methyltyrosine also contains other interesting chemical elements:

Iron (Fe) 1 atom

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Methyltyrosine (pdb code 7mh8). 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 of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Methyltyrosine, PDB code: 7mh8:
Jump to Magnesium binding site number: 1; 2; 3; 4;

Magnesium binding site 1 out of 4 in 7mh8

Go back to Magnesium Binding Sites List in 7mh8
Magnesium binding site 1 out of 4 in the Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Methyltyrosine


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Methyltyrosine within 5.0Å range:
probe atom residue distance (Å) B Occ
L:Mg301

b:45.7
occ:1.00
MG L:BCL301 0.0 45.7 1.0
NA L:BCL301 2.0 44.6 1.0
NC L:BCL301 2.0 43.6 1.0
ND L:BCL301 2.0 43.1 1.0
NB L:BCL301 2.1 45.2 1.0
NE2 L:HIS153 2.5 58.7 1.0
C4D L:BCL301 2.9 43.2 1.0
C1A L:BCL301 3.0 45.1 1.0
C4A L:BCL301 3.0 44.3 1.0
C1C L:BCL301 3.0 45.1 1.0
C4C L:BCL301 3.0 43.8 1.0
C1B L:BCL301 3.1 44.2 1.0
C4B L:BCL301 3.1 46.2 1.0
C1D L:BCL301 3.2 43.5 1.0
CHA L:BCL301 3.4 44.9 1.0
CHB L:BCL301 3.4 43.5 1.0
CD2 L:HIS153 3.4 60.7 1.0
CHC L:BCL301 3.4 46.6 1.0
CE1 L:HIS153 3.4 60.5 1.0
CHD L:BCL301 3.5 43.3 1.0
C3D L:BCL301 4.1 43.7 1.0
C3A L:BCL301 4.3 44.9 1.0
C2A L:BCL301 4.3 45.4 1.0
C3C L:BCL301 4.3 45.8 1.0
C2C L:BCL301 4.4 45.9 1.0
C3B L:BCL301 4.4 46.7 1.0
C2D L:BCL301 4.4 43.5 1.0
C2B L:BCL301 4.4 45.2 1.0
ND1 L:HIS153 4.5 61.1 1.0
CG L:HIS153 4.6 61.7 1.0
OBB L:BPH302 4.7 60.4 1.0
CBA L:BCL301 4.7 51.1 1.0
CE2 M:ZDJ210 4.8 54.2 1.0
CBD L:BCL301 4.8 47.4 1.0
CBC L:BCL301 4.9 48.1 1.0

Magnesium binding site 2 out of 4 in 7mh8

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Magnesium binding site 2 out of 4 in the Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Methyltyrosine


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Methyltyrosine within 5.0Å range:
probe atom residue distance (Å) B Occ
L:Mg304

b:53.4
occ:1.00
MG L:BCL304 0.0 53.4 1.0
NA L:BCL304 2.0 56.5 1.0
NC L:BCL304 2.0 56.4 1.0
ND L:BCL304 2.0 56.2 1.0
NB L:BCL304 2.1 53.7 1.0
NE2 L:HIS173 2.2 45.9 1.0
C4D L:BCL304 3.0 56.4 1.0
C4A L:BCL304 3.0 54.5 1.0
C1A L:BCL304 3.0 55.0 1.0
C4C L:BCL304 3.0 54.6 1.0
C1C L:BCL304 3.0 56.5 1.0
C1B L:BCL304 3.1 52.4 1.0
C4B L:BCL304 3.1 54.2 1.0
C1D L:BCL304 3.2 55.2 1.0
CE1 L:HIS173 3.2 45.9 1.0
CD2 L:HIS173 3.2 47.2 1.0
OBB M:BCL401 3.3 65.7 1.0
CHB L:BCL304 3.4 52.0 1.0
CHC L:BCL304 3.4 55.4 1.0
CHA L:BCL304 3.4 55.3 1.0
CHD L:BCL304 3.5 54.2 1.0
CAB M:BCL401 3.7 60.0 1.0
CBB M:BCL401 4.1 59.6 1.0
C3D L:BCL304 4.2 55.7 1.0
C3A L:BCL304 4.3 53.3 1.0
ND1 L:HIS173 4.3 45.9 1.0
C2A L:BCL304 4.3 53.5 1.0
C3C L:BCL304 4.3 54.0 1.0
C2C L:BCL304 4.4 53.6 1.0
CG L:HIS173 4.4 47.6 1.0
C3B L:BCL304 4.4 53.5 1.0
C2D L:BCL304 4.4 56.1 1.0
C2B L:BCL304 4.4 55.0 1.0
C3B M:BCL401 4.5 56.0 1.0
CD2 L:PHE167 4.7 54.8 1.0
CBD L:BCL304 4.9 54.0 1.0
CMA L:BCL304 5.0 52.9 1.0

Magnesium binding site 3 out of 4 in 7mh8

Go back to Magnesium Binding Sites List in 7mh8
Magnesium binding site 3 out of 4 in the Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Methyltyrosine


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 3 of Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Methyltyrosine within 5.0Å range:
probe atom residue distance (Å) B Occ
L:Mg305

b:49.9
occ:1.00
MG L:BCL305 0.0 49.9 1.0
NA L:BCL305 2.0 49.8 1.0
NC L:BCL305 2.0 51.2 1.0
ND L:BCL305 2.0 49.9 1.0
NB L:BCL305 2.0 50.3 1.0
NE2 M:HIS182 2.5 61.0 1.0
C4D L:BCL305 2.9 49.4 1.0
C1A L:BCL305 3.0 49.7 1.0
C4A L:BCL305 3.0 50.4 1.0
C4C L:BCL305 3.0 50.9 1.0
C1C L:BCL305 3.0 52.5 1.0
C1B L:BCL305 3.0 50.4 1.0
C4B L:BCL305 3.1 51.3 1.0
C1D L:BCL305 3.2 49.9 1.0
CD2 M:HIS182 3.3 62.1 1.0
CHB L:BCL305 3.4 49.1 1.0
CHA L:BCL305 3.4 50.5 1.0
CHC L:BCL305 3.4 52.2 1.0
CHD L:BCL305 3.5 50.7 1.0
CE1 M:HIS182 3.5 63.1 1.0
C3D L:BCL305 4.2 49.9 1.0
C3A L:BCL305 4.3 50.9 1.0
C2A L:BCL305 4.3 51.6 1.0
C3C L:BCL305 4.3 51.9 1.0
C2C L:BCL305 4.4 51.8 1.0
C3B L:BCL305 4.4 53.4 1.0
C2B L:BCL305 4.4 52.2 1.0
C2D L:BCL305 4.4 51.0 1.0
CG M:HIS182 4.5 61.7 1.0
ND1 M:HIS182 4.6 63.1 1.0
CE2 L:PHE181 4.8 51.1 1.0
OBB M:BPH407 4.8 63.4 1.0
CBA L:BCL305 4.8 57.7 1.0
CBD L:BCL305 4.9 52.4 1.0

Magnesium binding site 4 out of 4 in 7mh8

Go back to Magnesium Binding Sites List in 7mh8
Magnesium binding site 4 out of 4 in the Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Methyltyrosine


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 4 of Crystal Structure of R. Sphaeroides Photosynthetic Reaction Center Variant; Y(M210)3-Methyltyrosine within 5.0Å range:
probe atom residue distance (Å) B Occ
M:Mg401

b:51.6
occ:1.00
MG M:BCL401 0.0 51.6 1.0
NC M:BCL401 2.0 55.0 1.0
NA M:BCL401 2.0 53.5 1.0
ND M:BCL401 2.0 52.6 1.0
NB M:BCL401 2.0 53.6 1.0
NE2 M:HIS202 2.3 44.6 1.0
C4D M:BCL401 2.9 52.5 1.0
C4A M:BCL401 3.0 52.4 1.0
C1C M:BCL401 3.0 56.0 1.0
C1A M:BCL401 3.0 52.2 1.0
C4C M:BCL401 3.0 54.8 1.0
C1B M:BCL401 3.0 52.6 1.0
C4B M:BCL401 3.1 54.2 1.0
C1D M:BCL401 3.2 52.3 1.0
CD2 M:HIS202 3.2 46.9 1.0
CE1 M:HIS202 3.3 46.8 1.0
CHB M:BCL401 3.4 52.2 1.0
CHA M:BCL401 3.4 51.6 1.0
CHC M:BCL401 3.4 55.4 1.0
CHD M:BCL401 3.5 54.4 1.0
CBB L:BCL304 3.6 54.9 1.0
CAB L:BCL304 3.7 52.8 1.0
OBB L:BCL304 3.8 50.9 1.0
C3D M:BCL401 4.2 52.3 1.0
C2C M:BCL401 4.3 54.9 1.0
C3A M:BCL401 4.3 52.2 1.0
C3C M:BCL401 4.3 54.9 1.0
C2A M:BCL401 4.3 52.3 1.0
C2B M:BCL401 4.4 53.1 1.0
C3B M:BCL401 4.4 56.0 1.0
ND1 M:HIS202 4.4 45.5 1.0
C2D M:BCL401 4.4 52.6 1.0
CG M:HIS202 4.4 46.8 1.0
C3B L:BCL304 4.5 53.5 1.0
CBD M:BCL401 4.9 51.9 1.0
CMC M:BCL401 5.0 54.5 1.0

Reference:

J.B.Weaver, C.Y.Lin, K.M.Faries, I.I.Mathews, S.Russi, D.Holten, C.Kirmaier, S.G.Boxer. Photosynthetic Reaction Center Variants Made Via Genetic Code Expansion Show Tyr at M210 Tunes the Initial Electron Transfer Mechanism. Proc.Natl.Acad.Sci.Usa V. 118 2021.
ISSN: ESSN 1091-6490
PubMed: 34907018
DOI: 10.1073/PNAS.2116439118
Page generated: Thu Oct 3 00:53:42 2024

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