Chlorine in PDB 7xr0: Crystal Structure of T2R-Ttl-27A Complex

The structure of Crystal Structure of T2R-Ttl-27A Complex, PDB code: 7xr0 was solved by T.Lun, C.Y.Wu, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	19.88 / 2.70
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	105.222, 157.666, 181.74, 90, 90, 90
R / Rfree (%)	20.5 / 24.7

The structure of Crystal Structure of T2R-Ttl-27A Complex also contains other interesting chemical elements:

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

The binding sites of Chlorine atom in the Crystal Structure of T2R-Ttl-27A Complex (pdb code 7xr0). 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-27A Complex, PDB code: 7xr0:
Jump to Chlorine binding site number: 1; 2; 3;

Chlorine binding site 1 out of 3 in the Crystal Structure of T2R-Ttl-27A 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-27A Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl504 b:81.8 occ:1.00 N A:LYS163 3.2 57.7 1.0 CE A:LYS164 3.3 68.6 1.0 CD A:LYS164 3.4 64.6 1.0 N A:GLY162 3.4 46.1 1.0 C A:TYR161 3.5 50.8 1.0 CB A:LYS163 3.6 60.1 1.0 CA A:TYR161 3.7 46.6 1.0 CA A:LYS163 3.9 67.0 1.0 O A:TYR161 4.1 61.2 1.0 C A:GLY162 4.2 56.8 1.0 CG A:LYS163 4.3 69.0 1.0 CA A:GLY162 4.3 49.1 1.0 N A:LYS164 4.5 71.0 1.0 C A:LYS163 4.5 67.3 1.0 CB A:TYR161 4.6 46.5 1.0 NZ A:LYS164 4.7 60.6 1.0 CG A:LYS164 4.7 57.0 1.0 N A:TYR161 4.8 56.9 1.0

Chlorine binding site 2 out of 3 in the Crystal Structure of T2R-Ttl-27A 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-27A Complex within 5.0Å range: probe atom residue distance (Å) B Occ B:Cl505 b:53.1 occ:1.00 CL1 B:GWC505 0.0 53.1 1.0 C08 B:GWC505 1.8 43.2 1.0 N07 B:GWC505 2.7 33.7 1.0 N09 B:GWC505 2.7 43.6 1.0 CD2 B:LEU240 3.7 34.6 1.0 CB B:LEU253 3.7 32.5 1.0 CB B:ALA248 3.8 51.5 1.0 CD1 B:LEU253 3.9 29.4 1.0 C04 B:GWC505 3.9 42.5 1.0 C10 B:GWC505 4.0 34.9 1.0 CD2 B:LEU253 4.0 26.7 1.0 CG B:LEU253 4.1 35.3 1.0 CG B:LEU240 4.1 41.5 1.0 O B:ASP249 4.1 44.7 1.0 CB B:CYS239 4.2 44.6 1.0 C05 B:GWC505 4.5 38.4 1.0 C B:ASP249 4.6 40.2 1.0 N B:ASP249 4.6 50.6 1.0 O B:VAL236 4.8 54.6 1.0 C B:CYS239 4.8 48.3 1.0 N B:LEU240 4.8 51.5 1.0 CA B:LEU253 4.9 30.5 1.0 C B:ALA248 4.9 43.8 1.0 CA B:ALA248 4.9 58.0 1.0 C12 B:GWC505 4.9 32.0 1.0 CD1 B:LEU240 5.0 32.3 1.0

Chlorine binding site 3 out of 3 in the Crystal Structure of T2R-Ttl-27A 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-27A Complex within 5.0Å range: probe atom residue distance (Å) B Occ D:Cl502 b:98.9 occ:1.00 CL1 D:GWC502 0.0 98.9 1.0 C08 D:GWC502 1.8 55.9 1.0 N09 D:GWC502 2.7 57.0 1.0 N07 D:GWC502 2.7 53.1 1.0 CD2 D:LEU240 3.5 39.8 1.0 CB D:LEU253 3.6 47.6 1.0 CD1 D:LEU253 3.6 42.0 1.0 CB D:ALA248 3.8 52.5 1.0 CD2 D:LEU253 3.8 42.6 1.0 CG D:LEU253 3.9 51.1 1.0 C10 D:GWC502 3.9 49.6 1.0 C04 D:GWC502 3.9 52.1 1.0 CG D:LEU240 4.1 47.1 1.0 CB D:CYS239 4.4 52.5 1.0 C05 D:GWC502 4.5 53.1 1.0 O D:ASP249 4.5 42.2 1.0 O D:VAL236 4.6 56.4 1.0 CA D:LEU253 4.8 40.4 1.0 CD1 D:LEU240 4.8 35.5 1.0 N D:LEU240 4.8 49.3 1.0 C D:ASP249 4.9 42.3 1.0 C D:CYS239 5.0 51.5 1.0 C12 D:GWC502 5.0 41.0 1.0 N11 D:GWC502 5.0 43.9 1.0

T.Lun, W.Chengyong. Crystal Structure of T2R-Ttl-27A Complex To Be Published.