Chlorine in PDB 7zqq: Molybdenum Storage Protein - LB131H

The structure of Molybdenum Storage Protein - LB131H, PDB code: 7zqq was solved by U.Ermler, I.Aziz, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	45.85 / 1.75
Space group	P 63 2 2
Cell size a, b, c (Å), α, β, γ (°)	115.04, 115.04, 234.41, 90, 90, 120
R / Rfree (%)	20.7 / 22

The structure of Molybdenum Storage Protein - LB131H also contains other interesting chemical elements:

Tungsten	(W)	33 atoms
Magnesium	(Mg)	1 atom

The binding sites of Chlorine atom in the Molybdenum Storage Protein - LB131H (pdb code 7zqq). 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 Molybdenum Storage Protein - LB131H, PDB code: 7zqq:

Chlorine binding site 1 out of 1 in the Molybdenum Storage Protein - LB131H


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Molybdenum Storage Protein - LB131H within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl306 b:27.7 occ:1.00 O A:HOH435 3.1 22.0 1.0 NH2 A:ARG169 3.2 21.8 1.0 O B:HOH544 3.3 41.9 1.0 N A:ARG230 3.6 22.2 1.0 NH1 A:ARG169 3.6 22.0 1.0 CB A:ARG230 3.7 28.9 1.0 CG2 B:THR18 3.8 26.8 1.0 O A:HOH498 3.8 20.7 1.0 CG A:ARG230 3.8 34.1 1.0 CZ A:ARG169 3.9 21.6 1.0 CA B:THR18 3.9 24.2 1.0 NE2 B:GLN23 4.0 25.9 1.0 CB B:THR18 4.2 26.7 1.0 CA A:ARG230 4.3 23.7 1.0 O B:LEU17 4.4 26.2 1.0 N B:THR18 4.5 22.8 1.0 O A:HOH555 4.5 27.3 1.0 O A:HOH561 4.5 32.8 1.0 C A:ASP229 4.6 19.6 1.0 C B:LEU17 4.7 25.1 1.0 CA A:ASP229 4.7 22.8 1.0 N A:ALA231 5.0 26.4 1.0

I.Aziz, S.Kaltwasser, K.Kayastha, R.Khera, J.Vonck, U.Ermler. The Molybdenum Storage Protein Forms and Deposits Distinct Polynuclear Tungsten Oxygen Aggregates. J.Inorg.Biochem. V. 234 11904 2022.
ISSN: ISSN 0162-0134
PubMed: 35779405
DOI: 10.1016/J.JINORGBIO.2022.111904