Chlorine in PDB 1dv3: Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+

The structure of Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+, PDB code: 1dv3 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)	27.80 / 2.50
Space group	P 43 21 2
Cell size a, b, c (Å), α, β, γ (°)	141.250, 141.250, 275.330, 90.00, 90.00, 90.00
R / Rfree (%)	22.6 / 25.2

The structure of Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+ also contains other interesting chemical elements:

Cadmium	(Cd)	2 atoms
Magnesium	(Mg)	8 atoms
Iron	(Fe)	2 atoms

The binding sites of Chlorine atom in the Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+ (pdb code 1dv3). 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-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+, PDB code: 1dv3:
Jump to Chlorine binding site number: 1; 2;

Chlorine binding site 1 out of 2 in the Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+


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-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+ within 5.0Å range: probe atom residue distance (Å) B Occ M:Cl1011 b:38.5 occ:1.00 NE2 M:HIS145 3.2 30.8 1.0 NH2 M:ARG267 3.4 36.5 1.0 NH1 M:ARG267 3.6 37.5 1.0 CG L:ASN199 3.8 31.3 1.0 CB L:ASN199 3.8 33.0 1.0 CE1 M:HIS145 3.9 31.6 1.0 O L:HOH1060 3.9 50.8 1.0 CZ M:ARG267 4.0 37.4 1.0 OD1 L:ASN199 4.0 32.1 1.0 ND2 L:ASN199 4.2 31.0 1.0 CD2 M:HIS145 4.3 32.3 1.0 O H:HOH1082 4.5 55.2 1.0 O M:HOH1072 4.8 49.8 1.0

Chlorine binding site 2 out of 2 in the Photosynthetic Reaction Center From Rhodobacter Sphaeroides in the Charge-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+


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-Separated D+Qaqb-State with the Proton Transfer Inhibitor CD2+ within 5.0Å range: probe atom residue distance (Å) B Occ S:Cl2011 b:51.6 occ:1.00 NH2 S:ARG267 3.3 38.5 1.0 NE2 S:HIS145 3.3 35.1 1.0 NH1 S:ARG267 3.5 38.4 1.0 CG R:ASN199 3.8 36.9 1.0 CZ S:ARG267 3.9 37.8 1.0 CB R:ASN199 3.9 36.6 1.0 OD1 R:ASN199 4.0 37.3 1.0 CE1 S:HIS145 4.0 35.5 1.0 ND2 R:ASN199 4.3 36.8 1.0 CD2 S:HIS145 4.4 34.2 1.0

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