Chlorine in PDB 4zxq: P22 Tail Needle GP26 1-140 Crystallized at pH 3.9

The structure of P22 Tail Needle GP26 1-140 Crystallized at pH 3.9, PDB code: 4zxq was solved by R.S.Sankhala, G.Cingolani, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	15.86 / 2.75
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	58.952, 94.095, 97.619, 90.00, 90.00, 90.00
R / Rfree (%)	21.5 / 25.2

The structure of P22 Tail Needle GP26 1-140 Crystallized at pH 3.9 also contains other interesting chemical elements:

Calcium

(Ca)

2 atoms

The binding sites of Chlorine atom in the P22 Tail Needle GP26 1-140 Crystallized at pH 3.9 (pdb code 4zxq). 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 P22 Tail Needle GP26 1-140 Crystallized at pH 3.9, PDB code: 4zxq:

Chlorine binding site 1 out of 1 in the P22 Tail Needle GP26 1-140 Crystallized at pH 3.9


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of P22 Tail Needle GP26 1-140 Crystallized at pH 3.9 within 5.0Å range: probe atom residue distance (Å) B Occ D:Cl202 b:71.4 occ:1.00 O D:ALA19 3.0 71.0 1.0 CD D:ARG24 4.0 76.4 1.0 O D:LEU22 4.1 57.6 1.0 C D:ALA19 4.2 59.9 1.0 CB D:LEU22 4.4 37.6 1.0 C D:LEU22 4.7 47.5 1.0 CD1 D:LEU32 4.8 48.1 1.0 CD2 D:LEU32 4.8 52.7 1.0 NE D:ARG24 4.8 66.5 1.0 CA D:ARG24 4.8 56.9 1.0 NH1 D:ARG24 4.9 53.5 1.0 CB D:ALA19 4.9 46.4 1.0 CA D:ALA19 5.0 42.3 1.0

A.Bhardwaj, R.S.Sankhala, A.S.Olia, D.Brooke, S.R.Casjens, D.J.Taylor, P.E.Prevelige, G.Cingolani. Structural Plasticity of the Protein Plug That Traps Newly Packaged Genomes in Podoviridae Virions. J.Biol.Chem. V. 291 215 2016.
ISSN: ESSN 1083-351X
PubMed: 26574546
DOI: 10.1074/JBC.M115.696260