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Chlorine in PDB 1dv6: Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Neutral Dqaqb State with the Proton Transfer Inhibitor ZN2+

Protein crystallography data

The structure of Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Neutral Dqaqb State with the Proton Transfer Inhibitor ZN2+, PDB code: 1dv6 was solved by H.L.Axelrod, E.C.Abresch, M.L.Paddock, M.Y.Okamura, G.Feher, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 27.52 / 2.50
Space group P 43 21 2
Cell size a, b, c (Å), α, β, γ (°) 141.517, 141.517, 278.506, 90.00, 90.00, 90.00
R / Rfree (%) 23.8 / 26.5

Other elements in 1dv6:

The structure of Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Neutral Dqaqb State with the Proton Transfer Inhibitor ZN2+ also contains other interesting chemical elements:

Magnesium (Mg) 8 atoms
Iron (Fe) 2 atoms
Zinc (Zn) 2 atoms

Chlorine Binding Sites:

The binding sites of Chlorine atom in the Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Neutral Dqaqb State with the Proton Transfer Inhibitor ZN2+ (pdb code 1dv6). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total 2 binding sites of Chlorine where determined in the Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Neutral Dqaqb State with the Proton Transfer Inhibitor ZN2+, PDB code: 1dv6:
Jump to Chlorine binding site number: 1; 2;

Chlorine binding site 1 out of 2 in 1dv6

Go back to Chlorine Binding Sites List in 1dv6
Chlorine binding site 1 out of 2 in the Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Neutral Dqaqb State with the Proton Transfer Inhibitor ZN2+


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Neutral Dqaqb State with the Proton Transfer Inhibitor ZN2+ within 5.0Å range:
probe atom residue distance (Å) B Occ
M:Cl1011

b:45.7
occ:1.00
CM2 M:LDA1012 3.0 68.9 1.0
NE2 M:HIS145 3.3 41.5 1.0
NH1 M:ARG267 3.5 41.5 1.0
NH2 M:ARG267 3.6 42.1 1.0
CG L:ASN199 3.7 44.1 1.0
CB L:ASN199 3.8 44.5 1.0
CE1 M:HIS145 4.0 41.4 1.0
OD1 L:ASN199 4.0 45.5 1.0
CZ M:ARG267 4.0 42.0 1.0
ND2 L:ASN199 4.2 44.0 1.0
O L:HOH1013 4.2 56.4 1.0
CM1 M:LDA1012 4.3 69.0 1.0
N1 M:LDA1012 4.3 68.7 1.0
CD2 M:HIS145 4.4 42.2 1.0

Chlorine binding site 2 out of 2 in 1dv6

Go back to Chlorine Binding Sites List in 1dv6
Chlorine binding site 2 out of 2 in the Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Neutral Dqaqb State with the Proton Transfer Inhibitor ZN2+


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 2 of Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Neutral Dqaqb State with the Proton Transfer Inhibitor ZN2+ within 5.0Å range:
probe atom residue distance (Å) B Occ
S:Cl2011

b:66.8
occ:1.00
NE2 S:HIS145 3.4 43.4 1.0
NH1 S:ARG267 3.6 45.9 1.0
NH2 S:ARG267 3.9 46.6 1.0
CE1 S:HIS145 4.0 43.1 1.0
CB R:ASN199 4.1 47.5 1.0
CG R:ASN199 4.2 48.2 1.0
CZ S:ARG267 4.2 45.3 1.0
OD1 R:ASN199 4.3 48.5 1.0
CD2 S:HIS145 4.4 43.5 1.0
ND2 R:ASN199 4.6 47.4 1.0

Reference:

H.L.Axelrod, E.C.Abresch, M.L.Paddock, M.Y.Okamura, G.Feher. Determination of the Binding Sites of the Proton Transfer Inhibitors CD2+ and ZN2+ in Bacterial Reaction Centers. Proc.Natl.Acad.Sci.Usa V. 97 1542 2000.
ISSN: ISSN 0027-8424
PubMed: 10677497
DOI: 10.1073/PNAS.97.4.1542
Page generated: Sat Dec 12 08:34:07 2020

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