Calcium in PDB 3u6n: Open Structure of the Bk Channel Gating Ring
Protein crystallography data
The structure of Open Structure of the Bk Channel Gating Ring, PDB code: 3u6n
was solved by
P.Yuan,
R.Mackinnon,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
|
Resolution Low / High (Å)
|
48.22 /
3.61
|
|
Space group
|
P 21 21 21
|
|
Cell size a, b, c (Å), α, β, γ (°)
|
137.648,
210.816,
238.758,
90.00,
90.00,
90.00
|
|
R / Rfree (%)
|
26 /
28.9
|
Calcium Binding Sites:
The binding sites of Calcium atom in the Open Structure of the Bk Channel Gating Ring
(pdb code 3u6n). This binding sites where shown within
5.0 Angstroms radius around Calcium atom.
In total 8 binding sites of Calcium where determined in the
Open Structure of the Bk Channel Gating Ring, PDB code: 3u6n:
Jump to Calcium binding site number:
1;
2;
3;
4;
5;
6;
7;
8;
Calcium binding site 1 out
of 8 in 3u6n
Go back to
Calcium Binding Sites List in 3u6n
Calcium binding site 1 out
of 8 in the Open Structure of the Bk Channel Gating Ring
 Mono view
 Stereo pair view
|
|
A full contact list of Calcium with other atoms in the Ca binding
site number 1 of Open Structure of the Bk Channel Gating Ring within 5.0Å range:
|
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Ca2001
b:68.8
occ:1.00
|
O
|
A:ASP896
|
2.4
|
95.4
|
1.0
|
|
OD1
|
A:ASP899
|
2.4
|
89.9
|
1.0
|
|
O
|
A:GLN893
|
2.4
|
78.5
|
1.0
|
|
OD2
|
A:ASP901
|
2.7
|
0.1
|
1.0
|
|
OD1
|
A:ASP901
|
2.8
|
0.4
|
1.0
|
|
ND2
|
H:ASN449
|
3.0
|
98.1
|
1.0
|
|
OD1
|
H:ASN449
|
3.0
|
100.0
|
1.0
|
|
CG
|
A:ASP901
|
3.1
|
0.5
|
1.0
|
|
CG
|
H:ASN449
|
3.3
|
96.7
|
1.0
|
|
CG
|
A:ASP899
|
3.5
|
91.5
|
1.0
|
|
C
|
A:ASP896
|
3.5
|
98.4
|
1.0
|
|
C
|
A:GLN893
|
3.6
|
76.6
|
1.0
|
|
CA
|
A:GLN897
|
3.6
|
0.2
|
1.0
|
|
O
|
A:ASP899
|
3.9
|
0.2
|
1.0
|
|
OD2
|
A:ASP899
|
3.9
|
91.0
|
1.0
|
|
N
|
A:GLN897
|
4.0
|
1.0
|
1.0
|
|
C
|
A:GLN897
|
4.1
|
0.8
|
1.0
|
|
N
|
A:ASP899
|
4.3
|
0.9
|
1.0
|
|
CA
|
A:GLN893
|
4.4
|
76.1
|
1.0
|
|
N
|
A:ASP898
|
4.5
|
0.7
|
1.0
|
|
C
|
A:ASP899
|
4.6
|
0.4
|
1.0
|
|
N
|
A:PHE894
|
4.6
|
77.1
|
1.0
|
|
O
|
A:GLN897
|
4.6
|
0.5
|
1.0
|
|
CB
|
A:ASP901
|
4.6
|
0.4
|
1.0
|
|
CB
|
A:ASP899
|
4.7
|
95.6
|
1.0
|
|
CB
|
A:GLN897
|
4.7
|
0.7
|
1.0
|
|
CA
|
A:ASP899
|
4.7
|
0.7
|
1.0
|
|
CA
|
A:ASP896
|
4.8
|
98.9
|
1.0
|
|
CA
|
A:PHE894
|
4.8
|
79.1
|
1.0
|
|
CB
|
H:ASN449
|
4.8
|
92.9
|
1.0
|
|
C
|
A:PHE894
|
4.9
|
79.7
|
1.0
|
|
O
|
A:PHE894
|
4.9
|
79.3
|
1.0
|
|
O
|
H:ASN449
|
4.9
|
92.1
|
1.0
|
|
CB
|
A:GLN893
|
4.9
|
76.7
|
1.0
|
|
N
|
A:ASP896
|
5.0
|
91.2
|
1.0
|
|
Calcium binding site 2 out
of 8 in 3u6n
Go back to
Calcium Binding Sites List in 3u6n
Calcium binding site 2 out
of 8 in the Open Structure of the Bk Channel Gating Ring
 Mono view
 Stereo pair view
|
|
A full contact list of Calcium with other atoms in the Ca binding
site number 2 of Open Structure of the Bk Channel Gating Ring within 5.0Å range:
|
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Ca2001
b:73.8
occ:1.00
|
OD1
|
B:ASP899
|
2.4
|
0.4
|
1.0
|
|
O
|
B:ASP896
|
2.4
|
96.0
|
1.0
|
|
O
|
B:GLN893
|
2.4
|
79.4
|
1.0
|
|
OD2
|
B:ASP901
|
2.7
|
99.6
|
1.0
|
|
ND2
|
G:ASN449
|
2.8
|
94.9
|
1.0
|
|
OD1
|
B:ASP901
|
2.8
|
0.0
|
1.0
|
|
OD1
|
G:ASN449
|
2.9
|
93.4
|
1.0
|
|
CG
|
B:ASP901
|
3.1
|
0.9
|
1.0
|
|
CG
|
G:ASN449
|
3.2
|
92.3
|
1.0
|
|
CG
|
B:ASP899
|
3.4
|
0.8
|
1.0
|
|
C
|
B:ASP896
|
3.5
|
0.9
|
1.0
|
|
C
|
B:GLN893
|
3.6
|
77.7
|
1.0
|
|
CA
|
B:GLN897
|
3.7
|
0.0
|
1.0
|
|
O
|
B:ASP899
|
3.9
|
0.0
|
1.0
|
|
OD2
|
B:ASP899
|
3.9
|
0.5
|
1.0
|
|
N
|
B:GLN897
|
4.0
|
0.5
|
1.0
|
|
C
|
B:GLN897
|
4.1
|
0.0
|
1.0
|
|
N
|
B:ASP899
|
4.3
|
0.6
|
1.0
|
|
CA
|
B:GLN893
|
4.3
|
76.2
|
1.0
|
|
C
|
B:ASP899
|
4.5
|
0.3
|
1.0
|
|
N
|
B:ASP898
|
4.5
|
0.9
|
1.0
|
|
N
|
B:PHE894
|
4.6
|
79.0
|
1.0
|
|
CB
|
B:ASP901
|
4.6
|
0.6
|
1.0
|
|
CB
|
G:ASN449
|
4.6
|
89.7
|
1.0
|
|
CB
|
B:ASP899
|
4.6
|
0.9
|
1.0
|
|
O
|
B:GLN897
|
4.7
|
0.6
|
1.0
|
|
CA
|
B:ASP899
|
4.7
|
0.7
|
1.0
|
|
CA
|
B:PHE894
|
4.7
|
83.4
|
1.0
|
|
O
|
G:ASN449
|
4.7
|
90.8
|
1.0
|
|
CB
|
B:GLN897
|
4.7
|
0.1
|
1.0
|
|
CA
|
B:ASP896
|
4.8
|
0.9
|
1.0
|
|
C
|
B:PHE894
|
4.8
|
85.3
|
1.0
|
|
O
|
B:PHE894
|
4.8
|
88.1
|
1.0
|
|
CB
|
B:GLN893
|
4.9
|
77.4
|
1.0
|
|
N
|
B:ASP896
|
4.9
|
97.4
|
1.0
|
|
Calcium binding site 3 out
of 8 in 3u6n
Go back to
Calcium Binding Sites List in 3u6n
Calcium binding site 3 out
of 8 in the Open Structure of the Bk Channel Gating Ring
 Mono view
 Stereo pair view
|
|
A full contact list of Calcium with other atoms in the Ca binding
site number 3 of Open Structure of the Bk Channel Gating Ring within 5.0Å range:
|
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Ca2001
b:61.0
occ:1.00
|
OD1
|
C:ASP899
|
2.3
|
0.1
|
1.0
|
|
O
|
C:ASP896
|
2.4
|
83.3
|
1.0
|
|
O
|
C:GLN893
|
2.4
|
78.7
|
1.0
|
|
OD2
|
C:ASP901
|
2.6
|
0.6
|
1.0
|
|
ND2
|
F:ASN449
|
2.7
|
0.1
|
1.0
|
|
OD1
|
C:ASP901
|
2.8
|
0.4
|
1.0
|
|
OD1
|
F:ASN449
|
3.1
|
0.4
|
1.0
|
|
CG
|
C:ASP901
|
3.1
|
0.4
|
1.0
|
|
CG
|
F:ASN449
|
3.2
|
0.6
|
1.0
|
|
CG
|
C:ASP899
|
3.4
|
99.1
|
1.0
|
|
C
|
C:ASP896
|
3.5
|
86.8
|
1.0
|
|
C
|
C:GLN893
|
3.6
|
75.4
|
1.0
|
|
CA
|
C:GLN897
|
3.6
|
93.6
|
1.0
|
|
O
|
C:ASP899
|
3.9
|
0.3
|
1.0
|
|
OD2
|
C:ASP899
|
3.9
|
96.9
|
1.0
|
|
N
|
C:GLN897
|
4.0
|
90.1
|
1.0
|
|
C
|
C:GLN897
|
4.1
|
95.8
|
1.0
|
|
N
|
C:ASP899
|
4.3
|
0.8
|
1.0
|
|
CA
|
C:GLN893
|
4.3
|
75.1
|
1.0
|
|
N
|
C:ASP898
|
4.5
|
0.4
|
1.0
|
|
C
|
C:ASP899
|
4.5
|
0.6
|
1.0
|
|
N
|
C:PHE894
|
4.6
|
71.4
|
1.0
|
|
CB
|
C:ASP901
|
4.6
|
0.0
|
1.0
|
|
O
|
C:GLN897
|
4.6
|
98.7
|
1.0
|
|
CB
|
C:ASP899
|
4.6
|
98.7
|
1.0
|
|
CB
|
F:ASN449
|
4.7
|
0.4
|
1.0
|
|
CA
|
C:ASP899
|
4.7
|
0.1
|
1.0
|
|
CB
|
C:GLN897
|
4.7
|
95.2
|
1.0
|
|
CA
|
C:ASP896
|
4.7
|
87.6
|
1.0
|
|
CA
|
C:PHE894
|
4.7
|
69.2
|
1.0
|
|
C
|
C:PHE894
|
4.9
|
71.0
|
1.0
|
|
O
|
C:PHE894
|
4.9
|
71.6
|
1.0
|
|
CB
|
C:GLN893
|
4.9
|
77.1
|
1.0
|
|
N
|
C:ASP896
|
4.9
|
80.6
|
1.0
|
|
O
|
F:ASN449
|
5.0
|
0.7
|
1.0
|
|
Calcium binding site 4 out
of 8 in 3u6n
Go back to
Calcium Binding Sites List in 3u6n
Calcium binding site 4 out
of 8 in the Open Structure of the Bk Channel Gating Ring
 Mono view
 Stereo pair view
|
|
A full contact list of Calcium with other atoms in the Ca binding
site number 4 of Open Structure of the Bk Channel Gating Ring within 5.0Å range:
|
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Ca2001
b:50.9
occ:1.00
|
O
|
D:GLN893
|
2.3
|
64.2
|
1.0
|
|
O
|
D:ASP896
|
2.4
|
89.7
|
1.0
|
|
OD1
|
D:ASP899
|
2.5
|
94.2
|
1.0
|
|
OD2
|
D:ASP901
|
2.7
|
94.9
|
1.0
|
|
OD1
|
C:ASN449
|
2.7
|
63.4
|
1.0
|
|
OD1
|
D:ASP901
|
2.9
|
0.8
|
1.0
|
|
ND2
|
C:ASN449
|
3.0
|
66.3
|
1.0
|
|
CG
|
D:ASP901
|
3.1
|
99.3
|
1.0
|
|
CG
|
C:ASN449
|
3.3
|
64.6
|
1.0
|
|
C
|
D:GLN893
|
3.5
|
63.0
|
1.0
|
|
C
|
D:ASP896
|
3.5
|
94.3
|
1.0
|
|
CG
|
D:ASP899
|
3.5
|
94.4
|
1.0
|
|
CA
|
D:GLN897
|
3.6
|
0.6
|
1.0
|
|
OD2
|
D:ASP899
|
4.0
|
95.8
|
1.0
|
|
N
|
D:GLN897
|
4.0
|
99.7
|
1.0
|
|
O
|
D:ASP899
|
4.0
|
0.6
|
1.0
|
|
C
|
D:GLN897
|
4.2
|
0.8
|
1.0
|
|
CA
|
D:GLN893
|
4.3
|
62.0
|
1.0
|
|
N
|
D:PHE894
|
4.4
|
64.7
|
1.0
|
|
N
|
D:ASP899
|
4.4
|
97.5
|
1.0
|
|
CA
|
D:PHE894
|
4.6
|
68.2
|
1.0
|
|
N
|
D:ASP898
|
4.6
|
0.2
|
1.0
|
|
CB
|
D:ASP901
|
4.6
|
99.2
|
1.0
|
|
O
|
D:GLN897
|
4.7
|
0.4
|
1.0
|
|
CB
|
D:GLN897
|
4.7
|
1.0
|
1.0
|
|
C
|
D:ASP899
|
4.7
|
0.2
|
1.0
|
|
C
|
D:PHE894
|
4.7
|
70.7
|
1.0
|
|
O
|
D:PHE894
|
4.7
|
73.9
|
1.0
|
|
CA
|
D:ASP896
|
4.8
|
94.8
|
1.0
|
|
CB
|
C:ASN449
|
4.8
|
64.9
|
1.0
|
|
CB
|
D:ASP899
|
4.8
|
95.1
|
1.0
|
|
CB
|
D:GLN893
|
4.8
|
62.5
|
1.0
|
|
CA
|
D:ASP899
|
4.8
|
97.2
|
1.0
|
|
O
|
C:ASN449
|
4.8
|
65.5
|
1.0
|
|
N
|
D:ASP896
|
4.9
|
87.0
|
1.0
|
|
Calcium binding site 5 out
of 8 in 3u6n
Go back to
Calcium Binding Sites List in 3u6n
Calcium binding site 5 out
of 8 in the Open Structure of the Bk Channel Gating Ring
 Mono view
 Stereo pair view
|
|
A full contact list of Calcium with other atoms in the Ca binding
site number 5 of Open Structure of the Bk Channel Gating Ring within 5.0Å range:
|
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
E:Ca2001
b:57.3
occ:1.00
|
OD1
|
E:ASP899
|
2.3
|
88.5
|
1.0
|
|
O
|
E:ASP896
|
2.4
|
86.2
|
1.0
|
|
O
|
E:GLN893
|
2.4
|
66.7
|
1.0
|
|
ND2
|
D:ASN449
|
2.6
|
0.4
|
1.0
|
|
OD2
|
E:ASP901
|
2.7
|
81.5
|
1.0
|
|
OD1
|
E:ASP901
|
2.8
|
85.9
|
1.0
|
|
CG
|
E:ASP901
|
3.1
|
84.8
|
1.0
|
|
OD1
|
D:ASN449
|
3.3
|
99.7
|
1.0
|
|
CG
|
D:ASN449
|
3.4
|
99.2
|
1.0
|
|
CG
|
E:ASP899
|
3.4
|
88.3
|
1.0
|
|
C
|
E:ASP896
|
3.5
|
89.8
|
1.0
|
|
C
|
E:GLN893
|
3.6
|
64.3
|
1.0
|
|
CA
|
E:GLN897
|
3.6
|
97.6
|
1.0
|
|
OD2
|
E:ASP899
|
3.9
|
88.9
|
1.0
|
|
O
|
E:ASP899
|
3.9
|
90.0
|
1.0
|
|
N
|
E:GLN897
|
4.0
|
93.2
|
1.0
|
|
C
|
E:GLN897
|
4.1
|
97.5
|
1.0
|
|
N
|
E:ASP899
|
4.3
|
88.9
|
1.0
|
|
CA
|
E:GLN893
|
4.4
|
64.8
|
1.0
|
|
N
|
E:ASP898
|
4.5
|
95.6
|
1.0
|
|
C
|
E:ASP899
|
4.5
|
86.3
|
1.0
|
|
CB
|
E:ASP901
|
4.6
|
87.3
|
1.0
|
|
N
|
E:PHE894
|
4.6
|
63.5
|
1.0
|
|
CB
|
E:ASP899
|
4.6
|
86.4
|
1.0
|
|
O
|
E:GLN897
|
4.6
|
99.5
|
1.0
|
|
CA
|
E:ASP899
|
4.7
|
86.0
|
1.0
|
|
CB
|
E:GLN897
|
4.7
|
0.9
|
1.0
|
|
CA
|
E:ASP896
|
4.8
|
90.8
|
1.0
|
|
CA
|
E:PHE894
|
4.8
|
64.5
|
1.0
|
|
CB
|
D:ASN449
|
4.8
|
96.6
|
1.0
|
|
C
|
E:PHE894
|
4.9
|
66.7
|
1.0
|
|
O
|
E:PHE894
|
4.9
|
67.0
|
1.0
|
|
CB
|
E:GLN893
|
4.9
|
65.3
|
1.0
|
|
N
|
E:ASP896
|
5.0
|
84.5
|
1.0
|
|
Calcium binding site 6 out
of 8 in 3u6n
Go back to
Calcium Binding Sites List in 3u6n
Calcium binding site 6 out
of 8 in the Open Structure of the Bk Channel Gating Ring
 Mono view
 Stereo pair view
|
|
A full contact list of Calcium with other atoms in the Ca binding
site number 6 of Open Structure of the Bk Channel Gating Ring within 5.0Å range:
|
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
F:Ca2001
b:72.3
occ:1.00
|
OD1
|
F:ASP899
|
2.4
|
0.4
|
1.0
|
|
O
|
F:ASP896
|
2.4
|
97.2
|
1.0
|
|
O
|
F:GLN893
|
2.4
|
79.2
|
1.0
|
|
OD2
|
F:ASP901
|
2.7
|
0.4
|
1.0
|
|
OD1
|
E:ASN449
|
2.8
|
84.0
|
1.0
|
|
OD1
|
F:ASP901
|
2.8
|
0.2
|
1.0
|
|
ND2
|
E:ASN449
|
2.9
|
82.3
|
1.0
|
|
CG
|
F:ASP901
|
3.1
|
0.6
|
1.0
|
|
CG
|
E:ASN449
|
3.2
|
82.0
|
1.0
|
|
CG
|
F:ASP899
|
3.4
|
0.5
|
1.0
|
|
C
|
F:ASP896
|
3.5
|
96.8
|
1.0
|
|
C
|
F:GLN893
|
3.6
|
78.1
|
1.0
|
|
CA
|
F:GLN897
|
3.6
|
0.5
|
1.0
|
|
O
|
F:ASP899
|
3.9
|
0.1
|
1.0
|
|
OD2
|
F:ASP899
|
3.9
|
0.5
|
1.0
|
|
N
|
F:GLN897
|
4.0
|
0.1
|
1.0
|
|
C
|
F:GLN897
|
4.1
|
0.8
|
1.0
|
|
N
|
F:ASP899
|
4.3
|
0.2
|
1.0
|
|
CA
|
F:GLN893
|
4.4
|
77.6
|
1.0
|
|
N
|
F:ASP898
|
4.5
|
0.8
|
1.0
|
|
C
|
F:ASP899
|
4.5
|
0.3
|
1.0
|
|
N
|
F:PHE894
|
4.6
|
77.6
|
1.0
|
|
CB
|
F:ASP901
|
4.6
|
0.5
|
1.0
|
|
CB
|
F:ASP899
|
4.6
|
0.7
|
1.0
|
|
O
|
F:GLN897
|
4.6
|
0.9
|
1.0
|
|
CB
|
E:ASN449
|
4.7
|
80.0
|
1.0
|
|
O
|
E:ASN449
|
4.7
|
85.2
|
1.0
|
|
CA
|
F:ASP899
|
4.7
|
0.1
|
1.0
|
|
CB
|
F:GLN897
|
4.7
|
0.1
|
1.0
|
|
CA
|
F:PHE894
|
4.7
|
79.3
|
1.0
|
|
CA
|
F:ASP896
|
4.8
|
92.9
|
1.0
|
|
C
|
F:PHE894
|
4.9
|
80.5
|
1.0
|
|
O
|
F:PHE894
|
4.9
|
82.6
|
1.0
|
|
CB
|
F:GLN893
|
4.9
|
78.9
|
1.0
|
|
N
|
F:ASP896
|
5.0
|
87.0
|
1.0
|
|
Calcium binding site 7 out
of 8 in 3u6n
Go back to
Calcium Binding Sites List in 3u6n
Calcium binding site 7 out
of 8 in the Open Structure of the Bk Channel Gating Ring
 Mono view
 Stereo pair view
|
|
A full contact list of Calcium with other atoms in the Ca binding
site number 7 of Open Structure of the Bk Channel Gating Ring within 5.0Å range:
|
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
G:Ca2001
b:57.8
occ:1.00
|
O
|
G:GLN893
|
2.3
|
79.3
|
1.0
|
|
O
|
G:ASP896
|
2.4
|
99.6
|
1.0
|
|
OD1
|
G:ASP899
|
2.4
|
0.8
|
1.0
|
|
ND2
|
A:ASN449
|
2.5
|
0.4
|
1.0
|
|
OD2
|
G:ASP901
|
2.6
|
86.4
|
1.0
|
|
OD1
|
G:ASP901
|
2.8
|
95.6
|
1.0
|
|
CG
|
G:ASP901
|
3.1
|
91.4
|
1.0
|
|
OD1
|
A:ASN449
|
3.2
|
0.9
|
1.0
|
|
CG
|
A:ASN449
|
3.2
|
0.8
|
1.0
|
|
C
|
G:GLN893
|
3.4
|
76.9
|
1.0
|
|
CG
|
G:ASP899
|
3.5
|
1.0
|
1.0
|
|
C
|
G:ASP896
|
3.5
|
0.6
|
1.0
|
|
CA
|
G:GLN897
|
3.7
|
0.4
|
1.0
|
|
OD2
|
G:ASP899
|
3.9
|
0.8
|
1.0
|
|
O
|
G:ASP899
|
4.0
|
97.5
|
1.0
|
|
N
|
G:GLN897
|
4.1
|
0.6
|
1.0
|
|
C
|
G:GLN897
|
4.2
|
0.3
|
1.0
|
|
CA
|
G:GLN893
|
4.2
|
75.8
|
1.0
|
|
N
|
G:PHE894
|
4.4
|
75.5
|
1.0
|
|
N
|
G:ASP899
|
4.4
|
0.9
|
1.0
|
|
CB
|
G:ASP901
|
4.6
|
93.2
|
1.0
|
|
CA
|
G:PHE894
|
4.6
|
76.1
|
1.0
|
|
N
|
G:ASP898
|
4.6
|
0.6
|
1.0
|
|
C
|
G:ASP899
|
4.7
|
98.3
|
1.0
|
|
CB
|
A:ASN449
|
4.7
|
0.9
|
1.0
|
|
O
|
G:GLN897
|
4.7
|
0.4
|
1.0
|
|
C
|
G:PHE894
|
4.7
|
78.9
|
1.0
|
|
O
|
G:PHE894
|
4.7
|
80.0
|
1.0
|
|
CB
|
G:ASP899
|
4.7
|
0.6
|
1.0
|
|
CB
|
G:GLN897
|
4.7
|
1.0
|
1.0
|
|
CB
|
G:GLN893
|
4.8
|
76.0
|
1.0
|
|
CA
|
G:ASP896
|
4.8
|
0.4
|
1.0
|
|
CA
|
G:ASP899
|
4.8
|
0.5
|
1.0
|
|
N
|
G:ASP896
|
4.9
|
0.1
|
1.0
|
|
Calcium binding site 8 out
of 8 in 3u6n
Go back to
Calcium Binding Sites List in 3u6n
Calcium binding site 8 out
of 8 in the Open Structure of the Bk Channel Gating Ring
 Mono view
 Stereo pair view
|
|
A full contact list of Calcium with other atoms in the Ca binding
site number 8 of Open Structure of the Bk Channel Gating Ring within 5.0Å range:
|
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
H:Ca2001
b:82.3
occ:1.00
|
OD1
|
H:ASP899
|
2.2
|
0.3
|
1.0
|
|
O
|
H:ASP896
|
2.3
|
0.8
|
1.0
|
|
O
|
H:GLN893
|
2.3
|
91.8
|
1.0
|
|
ND2
|
B:ASN449
|
2.5
|
0.7
|
1.0
|
|
OD2
|
H:ASP901
|
2.6
|
0.9
|
1.0
|
|
OD1
|
H:ASP901
|
2.9
|
0.5
|
1.0
|
|
OD1
|
B:ASN449
|
3.1
|
0.3
|
1.0
|
|
CG
|
H:ASP901
|
3.1
|
0.4
|
1.0
|
|
CG
|
B:ASN449
|
3.2
|
0.6
|
1.0
|
|
CG
|
H:ASP899
|
3.3
|
0.2
|
1.0
|
|
C
|
H:ASP896
|
3.4
|
0.6
|
1.0
|
|
C
|
H:GLN893
|
3.5
|
89.4
|
1.0
|
|
CA
|
H:GLN897
|
3.6
|
0.7
|
1.0
|
|
OD2
|
H:ASP899
|
3.7
|
0.4
|
1.0
|
|
O
|
H:ASP899
|
3.9
|
0.8
|
1.0
|
|
N
|
H:GLN897
|
4.0
|
0.5
|
1.0
|
|
C
|
H:GLN897
|
4.1
|
0.9
|
1.0
|
|
N
|
H:ASP899
|
4.3
|
0.2
|
1.0
|
|
CA
|
H:GLN893
|
4.3
|
88.5
|
1.0
|
|
C
|
H:ASP899
|
4.5
|
0.9
|
1.0
|
|
N
|
H:ASP898
|
4.5
|
0.6
|
1.0
|
|
N
|
H:PHE894
|
4.5
|
88.1
|
1.0
|
|
CB
|
H:ASP899
|
4.5
|
1.0
|
1.0
|
|
CB
|
H:ASP901
|
4.6
|
0.8
|
1.0
|
|
CA
|
H:ASP899
|
4.6
|
0.8
|
1.0
|
|
CB
|
B:ASN449
|
4.6
|
0.5
|
1.0
|
|
O
|
H:GLN897
|
4.7
|
0.6
|
1.0
|
|
CA
|
H:ASP896
|
4.7
|
0.7
|
1.0
|
|
CA
|
H:PHE894
|
4.7
|
88.7
|
1.0
|
|
CB
|
H:GLN897
|
4.8
|
0.4
|
1.0
|
|
C
|
H:PHE894
|
4.8
|
91.0
|
1.0
|
|
CB
|
H:GLN893
|
4.9
|
90.0
|
1.0
|
|
O
|
H:PHE894
|
4.9
|
92.3
|
1.0
|
|
N
|
H:ASP896
|
4.9
|
0.1
|
1.0
|
|
Reference:
P.Yuan,
M.D.Leonetti,
Y.Hsiung,
R.Mackinnon.
Open Structure of the Ca(2+) Gating Ring in the High-Conductance Ca(2+)-Activated K(+) Channel. Nature V. 481 94 2011.
ISSN: ISSN 0028-0836
PubMed: 22139424
DOI: 10.1038/NATURE10670
Page generated: Tue Jul 8 17:10:16 2025
|
