Chlorine in PDB 5wnx: Dna Polymerase Beta Substrate Complex with Incoming 6-Tdgtp

All present enzymatic activity of Dna Polymerase Beta Substrate Complex with Incoming 6-Tdgtp:
2.7.7.7;

The structure of Dna Polymerase Beta Substrate Complex with Incoming 6-Tdgtp, PDB code: 5wnx was solved by M.A.Schaich, M.R.Smith, A.S.Cloud, S.M.Holloran, B.D.Freudenthal, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	41.02 / 2.55
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	50.243, 79.203, 55.625, 90.00, 107.36, 90.00
R / Rfree (%)	20.6 / 29

The structure of Dna Polymerase Beta Substrate Complex with Incoming 6-Tdgtp also contains other interesting chemical elements:

Calcium	(Ca)	2 atoms
Sodium	(Na)	2 atoms

The binding sites of Chlorine atom in the Dna Polymerase Beta Substrate Complex with Incoming 6-Tdgtp (pdb code 5wnx). 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 Dna Polymerase Beta Substrate Complex with Incoming 6-Tdgtp, PDB code: 5wnx:

Chlorine binding site 1 out of 1 in the Dna Polymerase Beta Substrate Complex with Incoming 6-Tdgtp


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Dna Polymerase Beta Substrate Complex with Incoming 6-Tdgtp within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl403 b:54.7 occ:1.00 OG1 A:THR297 3.1 32.9 1.0 ND2 A:ASN294 3.3 26.4 1.0 NE A:ARG299 3.3 41.8 0.4 NH2 A:ARG299 3.4 39.7 0.4 CZ A:ARG299 3.7 44.8 0.4 CZ A:ARG299 3.8 37.3 0.6 NE A:ARG299 4.0 38.0 0.6 NH1 A:ARG299 4.0 42.1 0.6 OD1 A:ASN294 4.1 25.9 1.0 NH2 A:ARG299 4.1 31.2 0.6 CG2 A:THR297 4.1 28.1 1.0 CB A:TYR296 4.1 34.4 1.0 CG A:ASN294 4.1 32.3 1.0 CB A:THR297 4.2 35.2 1.0 CD2 A:TYR296 4.3 33.7 1.0 CD A:ARG299 4.4 41.2 0.4 CD A:ARG299 4.4 41.4 0.6 CG A:TYR296 4.6 35.2 1.0 N A:THR297 4.9 33.0 1.0 NH1 A:ARG299 4.9 45.6 0.4

M.A.Schaich, M.R.Smith, A.S.Cloud, S.M.Holloran, B.D.Freudenthal. Structures of A Dna Polymerase Inserting Therapeutic Nucleotide Analogues. Chem. Res. Toxicol. V. 30 1993 2017.
ISSN: ISSN 1520-5010
PubMed: 28862449
DOI: 10.1021/ACS.CHEMRESTOX.7B00173