Chlorine in PDB 7xqy: Crystal Structure of T2R-Ttl-15 Complex

The structure of Crystal Structure of T2R-Ttl-15 Complex, PDB code: 7xqy was solved by T.Lun, W.Chengyong, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	41.58 / 2.35
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	105.42, 158.33, 180.98, 90, 90, 90
R / Rfree (%)	19.9 / 23.6

The structure of Crystal Structure of T2R-Ttl-15 Complex also contains other interesting chemical elements:

Calcium	(Ca)	2 atoms
Magnesium	(Mg)	3 atoms

The binding sites of Chlorine atom in the Crystal Structure of T2R-Ttl-15 Complex (pdb code 7xqy). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total 3 binding sites of Chlorine where determined in the Crystal Structure of T2R-Ttl-15 Complex, PDB code: 7xqy:
Jump to Chlorine binding site number: 1; 2; 3;

Chlorine binding site 1 out of 3 in the Crystal Structure of T2R-Ttl-15 Complex


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 T2R-Ttl-15 Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl504 b:87.5 occ:1.00 CD A:LYS164 3.3 64.9 1.0 N A:LYS163 3.4 66.9 1.0 CE A:LYS164 3.5 73.8 1.0 N A:GLY162 3.5 57.8 1.0 C A:TYR161 3.6 63.7 1.0 CA A:TYR161 3.7 55.0 1.0 CB A:LYS163 3.9 70.3 1.0 CA A:LYS163 4.1 70.2 1.0 O A:TYR161 4.1 68.7 1.0 CG A:LYS163 4.3 75.8 1.0 C A:GLY162 4.4 65.8 1.0 CA A:GLY162 4.4 59.1 1.0 CB A:TYR161 4.5 57.1 1.0 N A:LYS164 4.5 72.1 1.0 NZ A:LYS164 4.6 73.3 1.0 C A:LYS163 4.7 70.5 1.0 CG A:LYS164 4.8 61.8 1.0 N A:TYR161 4.8 63.2 1.0 O A:ASP160 4.9 57.9 1.0

Chlorine binding site 2 out of 3 in the Crystal Structure of T2R-Ttl-15 Complex


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 2 of Crystal Structure of T2R-Ttl-15 Complex within 5.0Å range: probe atom residue distance (Å) B Occ B:Cl505 b:70.7 occ:1.00 CL1 B:GX5505 0.0 70.7 1.0 C09 B:GX5505 1.8 46.5 1.0 N10 B:GX5505 2.7 40.0 1.0 N08 B:GX5505 2.7 45.0 1.0 CD2 B:LEU240 3.5 37.2 1.0 CB B:ALA248 3.5 47.8 1.0 CG B:LEU240 3.9 50.6 1.0 C07 B:GX5505 3.9 38.2 1.0 C04 B:GX5505 3.9 41.3 1.0 CB B:LEU253 3.9 37.9 1.0 CD1 B:LEU253 4.1 37.7 1.0 O B:ASP249 4.1 48.8 1.0 CB B:CYS239 4.2 37.6 1.0 CD2 B:LEU253 4.2 41.2 1.0 CG B:LEU253 4.3 51.5 1.0 C05 B:GX5505 4.5 40.6 1.0 N B:ASP249 4.6 50.9 1.0 N B:LEU240 4.6 61.1 1.0 C B:CYS239 4.6 59.6 1.0 C B:ASP249 4.7 47.1 1.0 C B:ALA248 4.8 50.4 1.0 CA B:ALA248 4.8 61.6 1.0 CD1 B:LEU240 4.8 43.1 1.0 O B:VAL236 4.8 43.6 1.0 O B:CYS239 4.8 55.7 1.0 CA B:CYS239 5.0 43.4 1.0

Chlorine binding site 3 out of 3 in the Crystal Structure of T2R-Ttl-15 Complex


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 3 of Crystal Structure of T2R-Ttl-15 Complex within 5.0Å range: probe atom residue distance (Å) B Occ D:Cl502 b:124.2 occ:1.00 CL1 D:GX5502 0.0 124.2 1.0 C09 D:GX5502 1.8 65.0 1.0 N10 D:GX5502 2.7 63.1 1.0 N08 D:GX5502 2.7 65.2 1.0 CD2 D:LEU240 3.6 41.5 1.0 CD1 D:LEU253 3.6 49.0 1.0 CB D:ALA248 3.7 47.0 1.0 CG D:LEU240 3.9 48.8 1.0 C07 D:GX5502 4.0 49.9 1.0 CB D:LEU253 4.0 50.7 1.0 C04 D:GX5502 4.0 60.5 1.0 CB D:CYS239 4.2 63.6 1.0 CG D:LEU253 4.2 50.6 1.0 CD2 D:LEU253 4.3 50.4 1.0 O D:ASP249 4.4 49.3 1.0 C05 D:GX5502 4.5 58.0 1.0 O D:VAL236 4.6 60.5 1.0 N D:LEU240 4.6 60.1 1.0 C D:CYS239 4.7 57.0 1.0 CD1 D:LEU240 4.7 44.2 1.0 N D:ASP249 4.8 45.3 1.0 C D:ASP249 4.9 49.6 1.0 C D:ALA248 4.9 54.1 1.0 CA D:CYS239 4.9 58.4 1.0 CA D:ALA248 4.9 53.9 1.0

T.Lun, W.Chengyong. Crystal Structure of T2R-Ttl-15 Complex To Be Published.