Chlorine in PDB 7s2k: Crystal Structure of Sulfonamide Resistance Enzyme SUL2 in Complex with 7,8-Dihydropteroate, Magnesium, and Pyrophosphate

The structure of Crystal Structure of Sulfonamide Resistance Enzyme SUL2 in Complex with 7,8-Dihydropteroate, Magnesium, and Pyrophosphate, PDB code: 7s2k was solved by P.J.Stogios, T.Skarina, K.Michalska, M.Venkatesan, R.Di Leo, A.Savchenko, A.Joachimiak, K.J.F.Satchell, Center For Structural Biology Ofinfectious Diseases (Csbid), Center For Structural Genomics Ofinfectious Diseases (Csgid), with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	28.76 / 1.74
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	45.73, 74.243, 67.989, 90, 96.08, 90
R / Rfree (%)	17.9 / 21.3

The structure of Crystal Structure of Sulfonamide Resistance Enzyme SUL2 in Complex with 7,8-Dihydropteroate, Magnesium, and Pyrophosphate also contains other interesting chemical elements:

Magnesium

(Mg)

1 atom

The binding sites of Chlorine atom in the Crystal Structure of Sulfonamide Resistance Enzyme SUL2 in Complex with 7,8-Dihydropteroate, Magnesium, and Pyrophosphate (pdb code 7s2k). 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 Crystal Structure of Sulfonamide Resistance Enzyme SUL2 in Complex with 7,8-Dihydropteroate, Magnesium, and Pyrophosphate, PDB code: 7s2k:

Chlorine binding site 1 out of 1 in the Crystal Structure of Sulfonamide Resistance Enzyme SUL2 in Complex with 7,8-Dihydropteroate, Magnesium, and Pyrophosphate


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Crystal Structure of Sulfonamide Resistance Enzyme SUL2 in Complex with 7,8-Dihydropteroate, Magnesium, and Pyrophosphate within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl305 b:37.7 occ:1.00 N A:ILE270 3.3 34.8 1.0 O A:HOH544 3.4 55.8 1.0 N A:ARG271 3.7 72.6 1.0 CA A:ARG269 3.9 32.0 1.0 C A:ARG269 4.1 41.2 1.0 CA A:ILE270 4.2 40.5 1.0 CB A:ARG269 4.3 38.2 1.0 CB A:ILE270 4.3 38.1 1.0 CG A:ARG269 4.4 43.8 1.0 C A:ILE270 4.4 52.5 1.0 CA A:ARG271 4.7 71.1 1.0 O A:ARG271 4.7 68.5 1.0 NE A:ARG269 5.0 47.4 1.0

P.J.Stogios, P.J.Stogios, T.Skarina, K.Michalska, M.Venkatesan, R.Di Leo, A.Savchenko, A.Joachimiak, K.J.F.Satchell, Center For Structural Biology Ofinfectious Diseases (Csbid), Center For Structural Genomics Ofinfectious Diseases (Csgid). N/A N/A.