Chlorine in PDB 7zsf: Structure of Orange Carotenoid Protein with Canthaxanthin Bound

The structure of Structure of Orange Carotenoid Protein with Canthaxanthin Bound, PDB code: 7zsf was solved by V.U.Chukhutsina, J.M.Baxter, A.Fadini, R.M.Morgan, M.A.Pope, K.Maghlaoui, C.Orr, A.Wagner, J.J.Van Thor, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	55.40 / 1.36
Space group	P 32 2 1
Cell size a, b, c (Å), α, β, γ (°)	82.569, 82.569, 87.365, 90, 90, 120
R / Rfree (%)	18.9 / 21.8

The binding sites of Chlorine atom in the Structure of Orange Carotenoid Protein with Canthaxanthin Bound (pdb code 7zsf). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total only one binding site of Chlorine was determined in the Structure of Orange Carotenoid Protein with Canthaxanthin Bound, PDB code: 7zsf:

Chlorine binding site 1 out of 1 in the Structure of Orange Carotenoid Protein with Canthaxanthin Bound


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Structure of Orange Carotenoid Protein with Canthaxanthin Bound within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl404 b:20.1 occ:1.00 O A:HOH675 3.0 26.6 1.0 OG1 A:THR275 3.1 17.5 1.0 O A:HOH644 3.2 22.2 1.0 O A:HOH614 3.3 23.4 1.0 CD A:PRO276 3.8 17.7 1.0 CB A:THR275 3.9 17.1 1.0 CD2 A:LEU248 3.9 21.1 1.0 O A:HOH615 4.0 23.6 1.0 CD1 A:TRP277 4.0 16.5 1.0 C34 A:45D401 4.0 15.8 1.0 CG A:PRO276 4.2 19.1 1.0 OD1 A:ASN104 4.4 19.5 1.0 NE1 A:TRP277 4.4 17.6 1.0 O A:GLU244 4.5 20.5 1.0 CA A:THR275 4.5 18.2 1.0 C30 A:45D401 4.6 17.7 1.0 C38 A:45D401 4.7 15.3 1.0 N A:PRO276 4.7 16.5 1.0 C32 A:45D401 4.8 16.7 1.0 C36 A:45D401 4.9 15.5 1.0

V.U.Chukhutsina, J.M.Baxter, A.Fadini, R.M.Morgan, M.A.Pope, K.Maghlaoui, C.M.Orr, A.Wagner, J.J.Van Thor. Light Activation of Orange Carotenoid Protein Reveals Bicycle-Pedal Single-Bond Isomerization. Nat Commun V. 13 6420 2022.
ISSN: ESSN 2041-1723
PubMed: 36307413
DOI: 10.1038/S41467-022-34137-4