Chlorine in PDB 5t5n: Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium

The structure of Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium, PDB code: 5t5n was solved by S.B.Long, G.Vaisey, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	37.95 / 3.10
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	98.243, 243.878, 172.052, 90.00, 93.84, 90.00
R / Rfree (%)	21.8 / 24.3

The structure of Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium also contains other interesting chemical elements:

Potassium	(K)	5 atoms
Calcium	(Ca)	5 atoms

Pages:

>>> Page 1 <<< Page 2, Binding sites: 11 - 15;

Binding sites:

The binding sites of Chlorine atom in the Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium (pdb code 5t5n). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total 15 binding sites of Chlorine where determined in the Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium, PDB code: 5t5n:
Jump to Chlorine binding site number: 1; 2; 3; 4; 5; 6; 7; 8; 9; 10;

Chlorine binding site 1 out of 15 in the Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl501 b:85.2 occ:1.00 OH B:TYR68 3.0 77.0 1.0 OG1 A:THR277 3.0 79.4 1.0 N A:THR277 3.2 56.1 1.0 CA A:PRO274 3.3 47.9 1.0 CB A:PRO274 3.3 55.7 1.0 C A:PRO274 3.3 68.0 1.0 OH B:TYR72 3.6 69.2 1.0 CB A:THR277 3.6 66.9 1.0 N A:PHE276 3.6 64.0 1.0 O A:PRO274 3.7 77.8 1.0 N A:VAL275 3.8 56.0 1.0 CZ B:TYR72 3.9 74.3 1.0 CZ B:TYR68 3.9 65.3 1.0 CE1 B:TYR68 3.9 65.4 1.0 CA A:THR277 4.0 56.9 1.0 CE2 B:TYR72 4.0 79.1 1.0 C A:PHE276 4.0 53.2 1.0 O A:HOH602 4.1 70.9 1.0 CA A:PHE276 4.1 56.0 1.0 CB A:PHE276 4.2 52.3 1.0 C A:VAL275 4.4 72.0 1.0 CE1 B:TYR72 4.7 73.5 1.0 N A:PRO274 4.7 61.2 1.0 CA A:VAL275 4.7 65.7 1.0 CZ A:PHE257 4.7 70.7 1.0 CG A:PRO274 4.8 61.5 1.0 CD2 B:TYR72 4.9 73.6 1.0

Chlorine binding site 2 out of 15 in the Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 2 of Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl502 b:1.0 occ:1.00 CB A:ALA76 3.6 65.1 1.0 CB A:GLU74 3.6 75.6 1.0 N A:ALA76 3.6 55.5 1.0 N A:LEU75 3.7 53.8 1.0 CA A:GLU74 3.8 69.8 1.0 C A:GLU74 4.0 71.3 1.0 CA A:ALA76 4.2 52.0 1.0 CG A:GLU74 4.4 0.7 1.0 C A:LEU75 4.6 59.5 1.0 CA A:LEU75 4.7 62.1 1.0 CD A:PRO77 4.7 54.5 1.0 O A:GLU74 4.9 67.4 1.0

Chlorine binding site 3 out of 15 in the Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 3 of Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl506 b:0.9 occ:1.00 OG A:SER219 3.6 55.9 1.0 CA A:SER219 3.9 64.0 1.0 NH1 A:ARG218 4.2 75.8 1.0 CG E:ARG105 4.2 59.9 1.0 CB A:SER219 4.3 66.8 1.0 CD E:ARG105 4.4 64.7 1.0 CB E:TRP102 4.4 73.3 1.0 N A:SER219 4.4 59.0 1.0 CG A:ARG218 4.6 57.0 1.0 CZ A:ARG218 4.6 73.3 1.0 O A:ARG218 4.6 66.6 1.0 C A:ARG218 4.7 72.5 1.0 CB E:ASP104 4.7 66.5 1.0 NH2 A:ARG218 4.9 80.8 1.0 CG E:TRP102 4.9 63.1 1.0

Chlorine binding site 4 out of 15 in the Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 4 of Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium within 5.0Å range: probe atom residue distance (Å) B Occ B:Cl503 b:0.6 occ:1.00 OG B:SER219 3.8 56.9 1.0 NH1 B:ARG218 3.8 79.1 1.0 CA B:SER219 3.9 74.2 1.0 CZ B:ARG218 4.2 80.8 1.0 CB A:TRP102 4.3 74.6 1.0 O B:ARG218 4.4 80.7 1.0 CG B:ARG218 4.4 58.9 1.0 N B:SER219 4.4 65.5 1.0 CB B:SER219 4.4 63.2 1.0 CG A:ARG105 4.5 64.3 1.0 NH2 B:ARG218 4.5 91.1 1.0 C B:ARG218 4.6 74.5 1.0 CD A:ARG105 4.6 76.6 1.0 CB A:ASP104 4.6 69.6 1.0 CG A:TRP102 4.8 76.7 1.0 NE B:ARG218 4.8 61.2 1.0

Chlorine binding site 5 out of 15 in the Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 5 of Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium within 5.0Å range: probe atom residue distance (Å) B Occ B:Cl504 b:68.2 occ:1.00 OH C:TYR68 2.8 76.5 1.0 CA B:PRO274 3.3 56.3 1.0 N B:THR277 3.4 60.9 1.0 C B:PRO274 3.4 67.7 1.0 OG1 B:THR277 3.4 90.6 1.0 CB B:PRO274 3.5 65.6 1.0 N B:PHE276 3.6 68.0 1.0 CZ C:TYR68 3.7 69.3 1.0 CE1 C:TYR68 3.7 61.8 1.0 OH C:TYR72 3.7 74.2 1.0 N B:VAL275 3.8 58.4 1.0 O B:PRO274 3.8 77.5 1.0 CB B:THR277 3.9 76.7 1.0 CZ C:TYR72 3.9 72.5 1.0 CE2 C:TYR72 4.0 78.3 1.0 O B:HOH602 4.1 65.2 1.0 CA B:PHE276 4.1 59.6 1.0 C B:PHE276 4.1 60.6 1.0 CB B:PHE276 4.1 48.4 1.0 CA B:THR277 4.2 56.3 1.0 C B:VAL275 4.4 66.8 1.0 CA B:VAL275 4.6 46.0 1.0 CZ B:PHE257 4.7 71.7 1.0 N B:PRO274 4.7 67.4 1.0 CE1 C:TYR72 4.8 70.9 1.0 CD2 C:TYR72 4.8 69.7 1.0 CG B:PRO274 4.9 61.1 1.0 CE2 C:TYR68 5.0 71.9 1.0

Chlorine binding site 6 out of 15 in the Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 6 of Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium within 5.0Å range: probe atom residue distance (Å) B Occ B:Cl505 b:0.2 occ:1.00 CB B:GLU74 3.4 65.5 1.0 CB B:ALA76 3.4 66.1 1.0 N B:ALA76 3.5 52.6 1.0 N B:LEU75 3.6 54.3 1.0 CA B:GLU74 3.7 70.2 1.0 C B:GLU74 3.9 64.1 1.0 CA B:ALA76 4.1 60.8 1.0 CG B:GLU74 4.3 0.3 1.0 C B:LEU75 4.5 54.9 1.0 CD B:PRO77 4.5 57.6 1.0 CA B:LEU75 4.6 79.0 1.0 O B:GLU74 4.7 79.8 1.0 CD B:GLU74 5.0 0.5 1.0

Chlorine binding site 7 out of 15 in the Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 7 of Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium within 5.0Å range: probe atom residue distance (Å) B Occ C:Cl503 b:0.4 occ:1.00 OG C:SER219 3.7 56.5 1.0 CA C:SER219 3.9 57.4 1.0 NH1 C:ARG218 4.0 86.5 1.0 CB C:SER219 4.3 47.7 1.0 CB B:TRP102 4.3 78.0 1.0 CZ C:ARG218 4.4 78.5 1.0 N C:SER219 4.4 60.6 1.0 O C:ARG218 4.4 62.2 1.0 CG B:ARG105 4.5 65.4 1.0 CG C:ARG218 4.5 61.3 1.0 CD B:ARG105 4.6 68.1 1.0 C C:ARG218 4.6 71.2 1.0 NH2 C:ARG218 4.7 79.9 1.0 CB B:ASP104 4.8 84.2 1.0 CG B:TRP102 4.8 85.9 1.0 C C:SER219 4.9 74.6 1.0 O C:SER219 5.0 57.9 1.0

Chlorine binding site 8 out of 15 in the Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 8 of Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium within 5.0Å range: probe atom residue distance (Å) B Occ C:Cl505 b:0.2 occ:1.00 OH D:TYR68 3.0 74.7 1.0 OG1 C:THR277 3.2 68.4 1.0 CA C:PRO274 3.3 47.1 1.0 N C:THR277 3.3 59.7 1.0 CB C:PRO274 3.4 57.8 1.0 C C:PRO274 3.4 68.7 1.0 N C:PHE276 3.7 67.6 1.0 OH D:TYR72 3.7 78.1 1.0 CB C:THR277 3.7 67.6 1.0 O C:PRO274 3.8 82.5 1.0 N C:VAL275 3.9 73.7 1.0 CZ D:TYR68 3.9 73.8 1.0 CE1 D:TYR68 3.9 61.9 1.0 CZ D:TYR72 3.9 64.0 1.0 CE2 D:TYR72 4.0 82.6 1.0 CA C:THR277 4.1 57.4 1.0 C C:PHE276 4.1 57.1 1.0 CA C:PHE276 4.2 55.0 1.0 O C:HOH602 4.2 62.5 1.0 CB C:PHE276 4.2 43.3 1.0 C C:VAL275 4.4 61.1 1.0 CZ C:PHE257 4.7 76.6 1.0 N C:PRO274 4.7 61.5 1.0 CA C:VAL275 4.7 65.5 1.0 CE1 D:TYR72 4.8 80.0 1.0 CG C:PRO274 4.8 56.6 1.0 CD2 D:TYR72 4.9 77.0 1.0

Chlorine binding site 9 out of 15 in the Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 9 of Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium within 5.0Å range: probe atom residue distance (Å) B Occ C:Cl506 b:0.5 occ:1.00 CB C:ALA76 3.5 60.0 1.0 N C:ALA76 3.6 53.4 1.0 CB C:GLU74 3.7 66.9 1.0 N C:LEU75 3.8 64.5 1.0 CA C:GLU74 3.9 72.6 1.0 C C:GLU74 4.1 73.8 1.0 CA C:ALA76 4.2 59.5 1.0 CG C:GLU74 4.5 0.3 1.0 C C:LEU75 4.7 65.5 1.0 CA C:LEU75 4.8 71.9 1.0 CD C:PRO77 4.9 64.0 1.0 O C:GLU74 5.0 76.0 1.0

Chlorine binding site 10 out of 15 in the Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 10 of Calcium-Activated Chloride Channel Bestrophin-1 (BEST1), Triple Mutant: I76A, F80A, F84A; in Complex with An Fab Antibody Fragment, Chloride, and Calcium within 5.0Å range: probe atom residue distance (Å) B Occ D:Cl503 b:0.1 occ:1.00 OG D:SER219 3.7 53.1 1.0 CA D:SER219 3.8 63.6 1.0 NH1 D:ARG218 3.9 77.5 1.0 CB D:SER219 4.3 58.6 1.0 CZ D:ARG218 4.3 83.3 1.0 O D:ARG218 4.4 65.5 1.0 N D:SER219 4.4 55.9 1.0 CB C:TRP102 4.4 76.1 1.0 CG D:ARG218 4.6 48.9 1.0 C D:ARG218 4.6 69.8 1.0 CG C:ARG105 4.6 61.9 1.0 NH2 D:ARG218 4.6 82.3 1.0 CD C:ARG105 4.7 66.4 1.0 O D:SER219 4.8 63.0 1.0 C D:SER219 4.8 68.7 1.0 CB C:ASP104 4.8 66.7 1.0 CA D:GLY222 4.9 50.6 1.0 CG C:TRP102 4.9 67.9 1.0

G.Vaisey, A.N.Miller, S.B.Long. Distinct Regions That Control Ion Selectivity and Calcium-Dependent Activation in the Bestrophin Ion Channel. Proc. Natl. Acad. Sci. V. 113 E7399 2016U.S.A..
ISSN: ESSN 1091-6490
PubMed: 27821745
DOI: 10.1073/PNAS.1614688113