Chlorine in PDB 4q7y: Neutrophil Serine Protease 4 (PRSS57) Apo Form 2

The structure of Neutrophil Serine Protease 4 (PRSS57) Apo Form 2, PDB code: 4q7y was solved by C.Eigenbrot, S.J.Lin, K.C.Dong, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	43.32 / 2.70
Space group	P 63
Cell size a, b, c (Å), α, β, γ (°)	86.636, 86.636, 69.351, 90.00, 90.00, 120.00
R / Rfree (%)	18.7 / 24.8

The binding sites of Chlorine atom in the Neutrophil Serine Protease 4 (PRSS57) Apo Form 2 (pdb code 4q7y). 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 Neutrophil Serine Protease 4 (PRSS57) Apo Form 2, PDB code: 4q7y:

Chlorine binding site 1 out of 1 in the Neutrophil Serine Protease 4 (PRSS57) Apo Form 2


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Neutrophil Serine Protease 4 (PRSS57) Apo Form 2 within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl304 b:51.2 occ:1.00 CG A:ARG50 3.5 35.8 1.0 CB A:ARG48 3.6 23.5 1.0 CD1 A:TRP51 3.7 24.4 1.0 N A:ARG50 3.7 24.5 1.0 NE1 A:TRP51 4.0 25.0 1.0 N A:ALA49 4.1 24.9 1.0 CG A:ARG48 4.2 34.6 1.0 CD A:ARG48 4.3 44.1 1.0 CB A:ARG50 4.4 27.1 1.0 CB A:ALA49 4.4 27.2 1.0 CA A:ARG50 4.4 24.1 1.0 C A:ARG48 4.5 27.2 1.0 NE A:ARG50 4.5 49.9 1.0 CD A:ARG50 4.5 45.1 1.0 CA A:ARG48 4.6 22.4 1.0 CA A:ALA49 4.6 24.6 1.0 C A:ALA49 4.7 28.2 1.0 CG A:TRP51 5.0 20.0 1.0 C A:ARG50 5.0 25.2 1.0 N A:TRP51 5.0 21.2 1.0

S.J.Lin, K.C.Dong, C.Eigenbrot, M.Van Lookeren Campagne, D.Kirchhofer. Structures of Neutrophil Serine Protease 4 Reveal An Unusual Mechanism of Substrate Recognition By A Trypsin-Fold Protease. Structure V. 22 1333 2014.
ISSN: ISSN 0969-2126
PubMed: 25156428
DOI: 10.1016/J.STR.2014.07.008