Calcium 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
Protein crystallography data
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
|
Other elements in 5t5n:
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:
Calcium Binding Sites:
The binding sites of Calcium 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 Calcium atom.
In total 5 binding sites of Calcium 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 Calcium binding site number:
1;
2;
3;
4;
5;
Calcium binding site 1 out
of 5 in 5t5n
Go back to
Calcium Binding Sites List in 5t5n
Calcium binding site 1 out
of 5 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 Calcium with other atoms in the Ca 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:Ca505
b:70.1
occ:1.00
|
O
|
E:ALA10
|
2.3
|
89.8
|
1.0
|
O
|
A:HOH601
|
2.3
|
91.8
|
1.0
|
OD2
|
A:ASP301
|
2.3
|
90.9
|
1.0
|
O
|
A:ASN296
|
2.5
|
79.4
|
1.0
|
OD2
|
A:ASP304
|
2.6
|
83.7
|
1.0
|
O
|
A:GLN293
|
2.7
|
85.7
|
1.0
|
OD1
|
A:ASP304
|
3.0
|
68.8
|
1.0
|
CG
|
A:ASP304
|
3.2
|
78.3
|
1.0
|
C
|
E:ALA10
|
3.4
|
82.0
|
1.0
|
C
|
A:ASN296
|
3.5
|
74.7
|
1.0
|
CG
|
A:ASP301
|
3.5
|
77.9
|
1.0
|
C
|
A:GLN293
|
3.8
|
79.0
|
1.0
|
CB
|
A:ASP301
|
4.1
|
83.8
|
1.0
|
CA
|
E:ASP11
|
4.2
|
94.6
|
1.0
|
N
|
E:ASP11
|
4.2
|
90.1
|
1.0
|
CB
|
A:ASN296
|
4.2
|
82.6
|
1.0
|
CA
|
A:ASN296
|
4.2
|
89.4
|
1.0
|
N
|
A:ASN296
|
4.3
|
78.4
|
1.0
|
CA
|
A:GLN293
|
4.3
|
52.8
|
1.0
|
O
|
E:VAL9
|
4.3
|
85.4
|
1.0
|
CA
|
E:ALA10
|
4.4
|
87.7
|
1.0
|
CA
|
A:GLY299
|
4.4
|
72.7
|
1.0
|
N
|
A:GLY299
|
4.5
|
82.1
|
1.0
|
N
|
A:PRO297
|
4.5
|
75.6
|
1.0
|
OD1
|
A:ASP301
|
4.5
|
0.0
|
1.0
|
CA
|
A:PRO297
|
4.6
|
74.4
|
1.0
|
O
|
A:GLU292
|
4.6
|
62.0
|
1.0
|
CB
|
A:ASP304
|
4.6
|
82.2
|
1.0
|
CG
|
A:GLN293
|
4.7
|
73.8
|
1.0
|
C
|
E:ASP11
|
4.7
|
84.2
|
1.0
|
N
|
A:ASP301
|
4.8
|
82.1
|
1.0
|
N
|
E:ALA12
|
4.8
|
72.0
|
1.0
|
OD1
|
E:ASP11
|
4.9
|
0.2
|
1.0
|
N
|
A:LEU294
|
4.9
|
76.6
|
1.0
|
CG
|
A:ASN296
|
4.9
|
70.9
|
1.0
|
OD1
|
A:ASN296
|
5.0
|
95.5
|
1.0
|
|
Calcium binding site 2 out
of 5 in 5t5n
Go back to
Calcium Binding Sites List in 5t5n
Calcium binding site 2 out
of 5 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 Calcium with other atoms in the Ca 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
|
B:Ca502
b:79.7
occ:1.00
|
O
|
A:ALA10
|
2.4
|
78.8
|
1.0
|
OD2
|
B:ASP301
|
2.4
|
74.6
|
1.0
|
O
|
B:ASN296
|
2.4
|
79.5
|
1.0
|
O
|
B:HOH601
|
2.5
|
70.3
|
1.0
|
OD2
|
B:ASP304
|
2.5
|
78.3
|
1.0
|
O
|
B:GLN293
|
2.6
|
84.1
|
1.0
|
OD1
|
B:ASP304
|
2.8
|
73.2
|
1.0
|
CG
|
B:ASP304
|
3.0
|
71.5
|
1.0
|
C
|
B:ASN296
|
3.5
|
83.2
|
1.0
|
C
|
A:ALA10
|
3.5
|
76.5
|
1.0
|
CG
|
B:ASP301
|
3.6
|
78.9
|
1.0
|
C
|
B:GLN293
|
3.7
|
74.1
|
1.0
|
CB
|
B:ASP301
|
4.1
|
86.1
|
1.0
|
CA
|
A:ASP11
|
4.2
|
82.1
|
1.0
|
CA
|
B:ASN296
|
4.2
|
80.0
|
1.0
|
N
|
B:ASN296
|
4.2
|
85.6
|
1.0
|
CA
|
B:GLN293
|
4.2
|
49.7
|
1.0
|
N
|
A:ASP11
|
4.3
|
82.4
|
1.0
|
CB
|
B:ASN296
|
4.3
|
75.7
|
1.0
|
O
|
A:VAL9
|
4.4
|
78.0
|
1.0
|
N
|
B:PRO297
|
4.4
|
76.0
|
1.0
|
N
|
B:GLY299
|
4.4
|
75.8
|
1.0
|
CA
|
A:ALA10
|
4.5
|
75.1
|
1.0
|
CA
|
B:GLY299
|
4.5
|
72.8
|
1.0
|
CA
|
B:PRO297
|
4.5
|
69.1
|
1.0
|
CB
|
B:ASP304
|
4.5
|
82.0
|
1.0
|
OD1
|
B:ASP301
|
4.6
|
85.7
|
1.0
|
O
|
B:GLU292
|
4.6
|
73.0
|
1.0
|
CG
|
B:GLN293
|
4.7
|
58.2
|
1.0
|
C
|
A:ASP11
|
4.8
|
90.7
|
1.0
|
N
|
B:LEU294
|
4.8
|
73.3
|
1.0
|
N
|
B:ASP301
|
4.8
|
97.2
|
1.0
|
N
|
A:ALA12
|
4.9
|
81.0
|
1.0
|
OD1
|
A:ASP11
|
4.9
|
96.5
|
1.0
|
C
|
B:PRO297
|
5.0
|
67.6
|
1.0
|
|
Calcium binding site 3 out
of 5 in 5t5n
Go back to
Calcium Binding Sites List in 5t5n
Calcium binding site 3 out
of 5 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 Calcium with other atoms in the Ca 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
|
C:Ca502
b:67.2
occ:1.00
|
OD2
|
C:ASP301
|
2.4
|
79.0
|
1.0
|
O
|
B:ALA10
|
2.4
|
71.3
|
1.0
|
O
|
C:ASN296
|
2.4
|
73.7
|
1.0
|
OD2
|
C:ASP304
|
2.5
|
77.0
|
1.0
|
O
|
C:HOH601
|
2.5
|
82.7
|
1.0
|
O
|
C:GLN293
|
2.7
|
81.3
|
1.0
|
OD1
|
C:ASP304
|
2.8
|
82.0
|
1.0
|
CG
|
C:ASP304
|
3.0
|
74.9
|
1.0
|
C
|
C:ASN296
|
3.5
|
77.8
|
1.0
|
C
|
B:ALA10
|
3.5
|
71.4
|
1.0
|
CG
|
C:ASP301
|
3.5
|
78.8
|
1.0
|
C
|
C:GLN293
|
3.8
|
76.3
|
1.0
|
CB
|
C:ASP301
|
4.1
|
77.7
|
1.0
|
CA
|
B:ASP11
|
4.2
|
89.6
|
1.0
|
CA
|
C:ASN296
|
4.3
|
75.0
|
1.0
|
N
|
B:ASP11
|
4.3
|
92.3
|
1.0
|
CB
|
C:ASN296
|
4.3
|
71.4
|
1.0
|
CA
|
C:GLN293
|
4.3
|
52.7
|
1.0
|
N
|
C:ASN296
|
4.3
|
73.9
|
1.0
|
N
|
C:GLY299
|
4.4
|
76.0
|
1.0
|
N
|
C:PRO297
|
4.4
|
80.1
|
1.0
|
CA
|
C:GLY299
|
4.4
|
67.8
|
1.0
|
O
|
B:VAL9
|
4.4
|
91.7
|
1.0
|
CA
|
B:ALA10
|
4.5
|
92.2
|
1.0
|
CB
|
C:ASP304
|
4.5
|
61.0
|
1.0
|
CA
|
C:PRO297
|
4.5
|
70.4
|
1.0
|
OD1
|
C:ASP301
|
4.6
|
92.0
|
1.0
|
CG
|
C:GLN293
|
4.6
|
55.8
|
1.0
|
O
|
C:GLU292
|
4.7
|
70.4
|
1.0
|
N
|
C:ASP301
|
4.8
|
69.4
|
1.0
|
C
|
B:ASP11
|
4.8
|
77.2
|
1.0
|
N
|
B:ALA12
|
4.9
|
74.0
|
1.0
|
OD1
|
B:ASP11
|
4.9
|
80.3
|
1.0
|
N
|
C:LEU294
|
4.9
|
73.3
|
1.0
|
C
|
C:PRO297
|
4.9
|
69.5
|
1.0
|
CG
|
C:ASN296
|
5.0
|
77.1
|
1.0
|
C
|
C:GLY299
|
5.0
|
75.4
|
1.0
|
|
Calcium binding site 4 out
of 5 in 5t5n
Go back to
Calcium Binding Sites List in 5t5n
Calcium binding site 4 out
of 5 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 Calcium with other atoms in the Ca 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
|
D:Ca502
b:53.5
occ:1.00
|
OD2
|
D:ASP301
|
2.4
|
74.5
|
1.0
|
O
|
D:ASN296
|
2.4
|
79.7
|
1.0
|
O
|
C:ALA10
|
2.5
|
69.2
|
1.0
|
O
|
D:HOH601
|
2.5
|
69.4
|
1.0
|
O
|
D:GLN293
|
2.6
|
84.5
|
1.0
|
OD2
|
D:ASP304
|
2.6
|
66.2
|
1.0
|
OD1
|
D:ASP304
|
2.8
|
70.7
|
1.0
|
CG
|
D:ASP304
|
3.1
|
70.6
|
1.0
|
C
|
D:ASN296
|
3.5
|
64.4
|
1.0
|
C
|
C:ALA10
|
3.6
|
60.3
|
1.0
|
CG
|
D:ASP301
|
3.6
|
66.1
|
1.0
|
C
|
D:GLN293
|
3.7
|
68.2
|
1.0
|
CB
|
D:ASP301
|
4.1
|
74.5
|
1.0
|
CA
|
D:GLN293
|
4.2
|
52.5
|
1.0
|
CA
|
D:ASN296
|
4.2
|
64.4
|
1.0
|
N
|
D:ASN296
|
4.2
|
65.9
|
1.0
|
CA
|
C:ASP11
|
4.3
|
73.8
|
1.0
|
CB
|
D:ASN296
|
4.3
|
64.0
|
1.0
|
N
|
C:ASP11
|
4.3
|
86.0
|
1.0
|
O
|
C:VAL9
|
4.4
|
69.0
|
1.0
|
N
|
D:PRO297
|
4.4
|
69.5
|
1.0
|
CA
|
D:PRO297
|
4.5
|
60.9
|
1.0
|
N
|
D:GLY299
|
4.5
|
76.5
|
1.0
|
CA
|
C:ALA10
|
4.5
|
61.6
|
1.0
|
CA
|
D:GLY299
|
4.6
|
64.1
|
1.0
|
CB
|
D:ASP304
|
4.6
|
75.2
|
1.0
|
CG
|
D:GLN293
|
4.6
|
62.1
|
1.0
|
OD1
|
D:ASP301
|
4.6
|
76.5
|
1.0
|
O
|
D:GLU292
|
4.6
|
55.4
|
1.0
|
N
|
D:LEU294
|
4.8
|
55.5
|
1.0
|
C
|
C:ASP11
|
4.8
|
68.2
|
1.0
|
N
|
C:ALA12
|
4.9
|
73.5
|
1.0
|
N
|
D:ASP301
|
4.9
|
63.0
|
1.0
|
C
|
D:PRO297
|
5.0
|
68.7
|
1.0
|
|
Calcium binding site 5 out
of 5 in 5t5n
Go back to
Calcium Binding Sites List in 5t5n
Calcium binding site 5 out
of 5 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 Calcium with other atoms in the Ca 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
|
E:Ca502
b:49.1
occ:1.00
|
OD2
|
E:ASP301
|
2.4
|
84.5
|
1.0
|
O
|
D:ALA10
|
2.4
|
62.7
|
1.0
|
O
|
E:ASN296
|
2.4
|
96.3
|
1.0
|
OD2
|
E:ASP304
|
2.5
|
77.0
|
1.0
|
O
|
E:HOH601
|
2.5
|
88.7
|
1.0
|
O
|
E:GLN293
|
2.6
|
78.4
|
1.0
|
OD1
|
E:ASP304
|
2.7
|
84.0
|
1.0
|
CG
|
E:ASP304
|
3.0
|
77.7
|
1.0
|
C
|
D:ALA10
|
3.5
|
67.7
|
1.0
|
CG
|
E:ASP301
|
3.5
|
68.7
|
1.0
|
C
|
E:ASN296
|
3.5
|
69.9
|
1.0
|
C
|
E:GLN293
|
3.7
|
71.3
|
1.0
|
CB
|
E:ASP301
|
4.0
|
73.0
|
1.0
|
CA
|
D:ASP11
|
4.2
|
76.2
|
1.0
|
CA
|
E:GLN293
|
4.2
|
44.9
|
1.0
|
N
|
D:ASP11
|
4.2
|
70.4
|
1.0
|
CA
|
E:ASN296
|
4.3
|
58.5
|
1.0
|
CB
|
E:ASN296
|
4.3
|
57.4
|
1.0
|
N
|
E:ASN296
|
4.3
|
47.9
|
1.0
|
O
|
D:VAL9
|
4.4
|
73.8
|
1.0
|
N
|
E:GLY299
|
4.4
|
60.8
|
1.0
|
N
|
E:PRO297
|
4.4
|
56.8
|
1.0
|
CA
|
E:GLY299
|
4.4
|
65.2
|
1.0
|
CA
|
D:ALA10
|
4.5
|
73.8
|
1.0
|
CB
|
E:ASP304
|
4.5
|
67.1
|
1.0
|
CA
|
E:PRO297
|
4.5
|
53.0
|
1.0
|
OD1
|
E:ASP301
|
4.6
|
85.5
|
1.0
|
CG
|
E:GLN293
|
4.6
|
57.4
|
1.0
|
O
|
E:GLU292
|
4.7
|
49.6
|
1.0
|
N
|
E:ASP301
|
4.7
|
69.7
|
1.0
|
C
|
D:ASP11
|
4.8
|
58.2
|
1.0
|
N
|
D:ALA12
|
4.8
|
71.0
|
1.0
|
N
|
E:LEU294
|
4.9
|
60.0
|
1.0
|
OD1
|
D:ASP11
|
4.9
|
83.0
|
1.0
|
C
|
E:PRO297
|
5.0
|
64.6
|
1.0
|
CG
|
E:ASN296
|
5.0
|
56.0
|
1.0
|
|
Reference:
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
Page generated: Mon Jul 15 10:53:26 2024
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