Calcium in PDB 6b8m: Crystal Structure of the CA2+/Cam:KV7.4 (KCNQ4) Ab Domain Complex, 1 Mm CACL2 Soak
Protein crystallography data
The structure of Crystal Structure of the CA2+/Cam:KV7.4 (KCNQ4) Ab Domain Complex, 1 Mm CACL2 Soak, PDB code: 6b8m
was solved by
A.Chang,
D.L.Minor,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
14.94 /
2.30
|
Space group
|
I 2 2 2
|
Cell size a, b, c (Å), α, β, γ (°)
|
108.243,
143.853,
164.272,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
22.8 /
26.2
|
Calcium Binding Sites:
The binding sites of Calcium atom in the Crystal Structure of the CA2+/Cam:KV7.4 (KCNQ4) Ab Domain Complex, 1 Mm CACL2 Soak
(pdb code 6b8m). This binding sites where shown within
5.0 Angstroms radius around Calcium atom.
In total 6 binding sites of Calcium where determined in the
Crystal Structure of the CA2+/Cam:KV7.4 (KCNQ4) Ab Domain Complex, 1 Mm CACL2 Soak, PDB code: 6b8m:
Jump to Calcium binding site number:
1;
2;
3;
4;
5;
6;
Calcium binding site 1 out
of 6 in 6b8m
Go back to
Calcium Binding Sites List in 6b8m
Calcium binding site 1 out
of 6 in the Crystal Structure of the CA2+/Cam:KV7.4 (KCNQ4) Ab Domain Complex, 1 Mm CACL2 Soak
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 1 of Crystal Structure of the CA2+/Cam:KV7.4 (KCNQ4) Ab Domain Complex, 1 Mm CACL2 Soak within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Ca201
b:56.4
occ:1.00
|
OD1
|
B:ASP22
|
2.4
|
60.7
|
1.0
|
OE2
|
B:GLU31
|
2.4
|
52.6
|
1.0
|
OD1
|
B:ASP24
|
2.4
|
61.3
|
1.0
|
OD1
|
B:ASP20
|
2.5
|
48.5
|
1.0
|
O
|
B:THR26
|
2.5
|
52.7
|
1.0
|
OE1
|
B:GLU31
|
2.7
|
52.9
|
1.0
|
CD
|
B:GLU31
|
2.8
|
50.6
|
1.0
|
CG
|
B:ASP22
|
3.1
|
64.1
|
1.0
|
OD2
|
B:ASP22
|
3.1
|
63.8
|
1.0
|
CG
|
B:ASP24
|
3.4
|
55.8
|
1.0
|
C
|
B:THR26
|
3.7
|
50.3
|
1.0
|
CG
|
B:ASP20
|
3.7
|
51.3
|
1.0
|
OD2
|
B:ASP24
|
3.7
|
56.6
|
1.0
|
OG1
|
B:THR26
|
3.8
|
57.5
|
1.0
|
N
|
B:THR26
|
4.2
|
47.9
|
1.0
|
CG
|
B:GLU31
|
4.2
|
43.0
|
1.0
|
CA
|
B:ASP20
|
4.2
|
44.9
|
1.0
|
CB
|
B:ASP20
|
4.4
|
52.0
|
1.0
|
CA
|
B:THR26
|
4.4
|
45.6
|
1.0
|
N
|
B:ASP24
|
4.5
|
54.5
|
1.0
|
CB
|
B:ASP22
|
4.5
|
52.7
|
1.0
|
CB
|
B:ASP24
|
4.6
|
49.0
|
1.0
|
OD2
|
B:ASP20
|
4.6
|
50.9
|
1.0
|
N
|
B:ILE27
|
4.7
|
47.8
|
1.0
|
N
|
B:ASP22
|
4.7
|
58.0
|
1.0
|
CB
|
B:THR26
|
4.7
|
53.8
|
1.0
|
C
|
B:ASP20
|
4.8
|
48.5
|
1.0
|
CA
|
B:ILE27
|
4.8
|
45.0
|
1.0
|
N
|
B:GLY23
|
4.9
|
57.8
|
1.0
|
N
|
B:LYS21
|
4.9
|
52.4
|
1.0
|
N
|
B:GLY25
|
4.9
|
48.7
|
1.0
|
CA
|
B:ASP24
|
5.0
|
49.9
|
1.0
|
|
Calcium binding site 2 out
of 6 in 6b8m
Go back to
Calcium Binding Sites List in 6b8m
Calcium binding site 2 out
of 6 in the Crystal Structure of the CA2+/Cam:KV7.4 (KCNQ4) Ab Domain Complex, 1 Mm CACL2 Soak
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 2 of Crystal Structure of the CA2+/Cam:KV7.4 (KCNQ4) Ab Domain Complex, 1 Mm CACL2 Soak within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Ca201
b:55.3
occ:1.00
|
OD1
|
D:ASP24
|
2.4
|
56.9
|
1.0
|
OE2
|
D:GLU31
|
2.4
|
55.2
|
1.0
|
O
|
D:THR26
|
2.6
|
45.2
|
1.0
|
OE1
|
D:GLU31
|
2.6
|
48.0
|
1.0
|
OD1
|
D:ASP20
|
2.6
|
42.5
|
1.0
|
OD1
|
D:ASP22
|
2.6
|
58.3
|
1.0
|
CD
|
D:GLU31
|
2.8
|
53.9
|
1.0
|
CG
|
D:ASP24
|
3.2
|
51.3
|
1.0
|
CG
|
D:ASP22
|
3.3
|
60.0
|
1.0
|
OD2
|
D:ASP22
|
3.3
|
62.6
|
1.0
|
OD2
|
D:ASP24
|
3.4
|
51.8
|
1.0
|
OG1
|
D:THR26
|
3.6
|
53.0
|
1.0
|
C
|
D:THR26
|
3.7
|
47.2
|
1.0
|
CG
|
D:ASP20
|
3.8
|
48.8
|
1.0
|
O
|
D:HOH315
|
4.1
|
51.8
|
1.0
|
CG
|
D:GLU31
|
4.2
|
44.0
|
1.0
|
N
|
D:THR26
|
4.4
|
48.5
|
1.0
|
CB
|
D:ASP24
|
4.4
|
47.5
|
1.0
|
CA
|
D:THR26
|
4.4
|
48.6
|
1.0
|
CA
|
D:ASP20
|
4.6
|
45.7
|
1.0
|
OD2
|
D:ASP20
|
4.6
|
55.1
|
1.0
|
N
|
D:ASP24
|
4.6
|
48.9
|
1.0
|
CB
|
D:THR26
|
4.6
|
47.2
|
1.0
|
N
|
D:ILE27
|
4.6
|
43.4
|
1.0
|
CB
|
D:ASP20
|
4.6
|
47.8
|
1.0
|
CG2
|
D:THR28
|
4.7
|
43.7
|
1.0
|
CA
|
D:ILE27
|
4.8
|
39.7
|
1.0
|
CB
|
D:ASP22
|
4.8
|
42.8
|
1.0
|
N
|
D:THR28
|
4.8
|
45.8
|
1.0
|
OG1
|
D:THR28
|
4.9
|
52.0
|
1.0
|
N
|
D:ASP22
|
4.9
|
51.4
|
1.0
|
CA
|
D:ASP24
|
5.0
|
47.7
|
1.0
|
|
Calcium binding site 3 out
of 6 in 6b8m
Go back to
Calcium Binding Sites List in 6b8m
Calcium binding site 3 out
of 6 in the Crystal Structure of the CA2+/Cam:KV7.4 (KCNQ4) Ab Domain Complex, 1 Mm CACL2 Soak
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 3 of Crystal Structure of the CA2+/Cam:KV7.4 (KCNQ4) Ab Domain Complex, 1 Mm CACL2 Soak within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
F:Ca201
b:62.2
occ:1.00
|
OD1
|
F:ASP24
|
2.4
|
68.3
|
1.0
|
OE1
|
F:GLU31
|
2.4
|
66.5
|
1.0
|
OE2
|
F:GLU31
|
2.6
|
62.2
|
1.0
|
OD1
|
F:ASP22
|
2.6
|
56.0
|
1.0
|
O
|
F:THR26
|
2.6
|
52.3
|
1.0
|
CD
|
F:GLU31
|
2.7
|
60.1
|
1.0
|
OD1
|
F:ASP20
|
2.9
|
55.0
|
1.0
|
OD2
|
F:ASP22
|
3.1
|
68.0
|
1.0
|
CG
|
F:ASP22
|
3.2
|
64.5
|
1.0
|
CG
|
F:ASP24
|
3.2
|
60.6
|
1.0
|
OD2
|
F:ASP24
|
3.5
|
63.1
|
1.0
|
C
|
F:THR26
|
3.7
|
56.5
|
1.0
|
OG1
|
F:THR26
|
3.8
|
64.0
|
1.0
|
CG
|
F:ASP20
|
4.1
|
59.5
|
1.0
|
CG
|
F:GLU31
|
4.1
|
57.0
|
1.0
|
CG2
|
F:THR28
|
4.4
|
45.6
|
1.0
|
N
|
F:THR26
|
4.4
|
54.0
|
1.0
|
CB
|
F:ASP24
|
4.5
|
60.1
|
1.0
|
CA
|
F:THR26
|
4.5
|
55.2
|
1.0
|
CA
|
F:ASP20
|
4.5
|
56.6
|
1.0
|
O
|
F:HOH312
|
4.5
|
53.2
|
1.0
|
N
|
F:ILE27
|
4.6
|
51.9
|
1.0
|
N
|
F:ASP24
|
4.7
|
60.9
|
1.0
|
CB
|
F:ASP22
|
4.7
|
63.7
|
1.0
|
N
|
F:THR28
|
4.7
|
56.9
|
1.0
|
CB
|
F:THR26
|
4.7
|
60.1
|
1.0
|
CA
|
F:ILE27
|
4.8
|
50.1
|
1.0
|
N
|
F:ASP22
|
4.8
|
53.9
|
1.0
|
CB
|
F:ASP20
|
4.8
|
54.0
|
1.0
|
OG1
|
F:THR28
|
4.9
|
49.4
|
1.0
|
N
|
F:LYS21
|
4.9
|
53.8
|
1.0
|
C
|
F:ASP20
|
5.0
|
57.5
|
1.0
|
OD2
|
F:ASP20
|
5.0
|
53.7
|
1.0
|
|
Calcium binding site 4 out
of 6 in 6b8m
Go back to
Calcium Binding Sites List in 6b8m
Calcium binding site 4 out
of 6 in the Crystal Structure of the CA2+/Cam:KV7.4 (KCNQ4) Ab Domain Complex, 1 Mm CACL2 Soak
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 4 of Crystal Structure of the CA2+/Cam:KV7.4 (KCNQ4) Ab Domain Complex, 1 Mm CACL2 Soak within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
F:Ca202
b:86.5
occ:1.00
|
OD1
|
F:ASP58
|
2.5
|
88.5
|
1.0
|
O
|
F:HOH301
|
2.8
|
64.4
|
1.0
|
OE1
|
F:GLU67
|
2.9
|
60.0
|
1.0
|
OD1
|
F:ASN60
|
3.1
|
84.2
|
1.0
|
ND2
|
F:ASN60
|
3.2
|
83.4
|
1.0
|
OD2
|
F:ASP64
|
3.2
|
65.6
|
1.0
|
OG1
|
F:THR62
|
3.3
|
57.0
|
1.0
|
O
|
F:THR62
|
3.3
|
51.6
|
1.0
|
CG
|
F:ASP58
|
3.5
|
86.6
|
1.0
|
CG
|
F:ASN60
|
3.5
|
83.8
|
1.0
|
N
|
F:ASP64
|
3.6
|
48.7
|
1.0
|
C
|
F:THR62
|
3.7
|
56.4
|
1.0
|
CG
|
F:ASP64
|
3.8
|
59.8
|
1.0
|
OD2
|
F:ASP58
|
3.8
|
88.8
|
1.0
|
CB
|
F:ASP64
|
3.9
|
58.3
|
1.0
|
OD2
|
F:ASP56
|
3.9
|
65.7
|
1.0
|
CD
|
F:GLU67
|
4.1
|
58.4
|
1.0
|
C
|
F:ILE63
|
4.1
|
50.6
|
1.0
|
N
|
F:ILE63
|
4.2
|
53.7
|
1.0
|
CA
|
F:ILE63
|
4.2
|
47.2
|
1.0
|
CA
|
F:ASP64
|
4.3
|
49.8
|
1.0
|
CB
|
F:THR62
|
4.4
|
62.5
|
1.0
|
CA
|
F:THR62
|
4.5
|
61.1
|
1.0
|
OE2
|
F:GLU67
|
4.6
|
59.2
|
1.0
|
OD1
|
F:ASP64
|
4.7
|
54.6
|
1.0
|
N
|
F:THR62
|
4.8
|
59.1
|
1.0
|
CB
|
F:ASP58
|
4.8
|
75.6
|
1.0
|
CG
|
F:ASP56
|
4.9
|
65.1
|
1.0
|
CG2
|
F:THR26
|
5.0
|
51.4
|
1.0
|
CB
|
F:ASN60
|
5.0
|
83.2
|
1.0
|
|
Calcium binding site 5 out
of 6 in 6b8m
Go back to
Calcium Binding Sites List in 6b8m
Calcium binding site 5 out
of 6 in the Crystal Structure of the CA2+/Cam:KV7.4 (KCNQ4) Ab Domain Complex, 1 Mm CACL2 Soak
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 5 of Crystal Structure of the CA2+/Cam:KV7.4 (KCNQ4) Ab Domain Complex, 1 Mm CACL2 Soak within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
H:Ca201
b:57.3
occ:1.00
|
OD1
|
H:ASP24
|
2.4
|
66.1
|
1.0
|
OD2
|
H:ASP20
|
2.5
|
45.2
|
1.0
|
OE1
|
H:GLU31
|
2.6
|
52.5
|
1.0
|
O
|
H:THR26
|
2.6
|
54.5
|
1.0
|
OE2
|
H:GLU31
|
2.7
|
51.3
|
1.0
|
OD2
|
H:ASP22
|
2.8
|
63.3
|
1.0
|
CD
|
H:GLU31
|
2.9
|
57.0
|
1.0
|
CG
|
H:ASP24
|
3.2
|
59.7
|
1.0
|
OD1
|
H:ASP22
|
3.3
|
64.6
|
1.0
|
CG
|
H:ASP22
|
3.4
|
64.2
|
1.0
|
OD2
|
H:ASP24
|
3.5
|
63.2
|
1.0
|
CG
|
H:ASP20
|
3.7
|
53.4
|
1.0
|
C
|
H:THR26
|
3.8
|
57.3
|
1.0
|
OG1
|
H:THR26
|
3.9
|
66.5
|
1.0
|
O
|
H:HOH304
|
4.2
|
47.6
|
1.0
|
CG
|
H:GLU31
|
4.2
|
49.4
|
1.0
|
CG2
|
H:THR28
|
4.3
|
48.2
|
1.0
|
CB
|
H:ASP24
|
4.4
|
52.4
|
1.0
|
N
|
H:THR26
|
4.5
|
56.8
|
1.0
|
OD1
|
H:ASP20
|
4.5
|
56.2
|
1.0
|
CB
|
H:ASP20
|
4.5
|
49.7
|
1.0
|
CA
|
H:THR26
|
4.6
|
58.1
|
1.0
|
CA
|
H:ASP20
|
4.6
|
56.3
|
1.0
|
OG1
|
H:THR28
|
4.7
|
53.9
|
1.0
|
N
|
H:THR28
|
4.7
|
52.4
|
1.0
|
N
|
H:ASP24
|
4.7
|
59.0
|
1.0
|
N
|
H:ILE27
|
4.8
|
52.5
|
1.0
|
CB
|
H:THR26
|
4.8
|
57.9
|
1.0
|
CB
|
H:ASP22
|
4.9
|
57.9
|
1.0
|
CA
|
H:ILE27
|
4.9
|
48.9
|
1.0
|
|
Calcium binding site 6 out
of 6 in 6b8m
Go back to
Calcium Binding Sites List in 6b8m
Calcium binding site 6 out
of 6 in the Crystal Structure of the CA2+/Cam:KV7.4 (KCNQ4) Ab Domain Complex, 1 Mm CACL2 Soak
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 6 of Crystal Structure of the CA2+/Cam:KV7.4 (KCNQ4) Ab Domain Complex, 1 Mm CACL2 Soak within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
H:Ca202
b:95.2
occ:1.00
|
OD1
|
H:ASP56
|
2.7
|
66.1
|
1.0
|
OD1
|
H:ASN60
|
2.7
|
73.2
|
1.0
|
OE1
|
H:GLU67
|
2.8
|
53.5
|
1.0
|
O
|
H:THR62
|
3.1
|
55.0
|
1.0
|
OE2
|
H:GLU67
|
3.3
|
66.8
|
1.0
|
OD1
|
H:ASP58
|
3.3
|
74.7
|
1.0
|
CD
|
H:GLU67
|
3.5
|
57.1
|
1.0
|
CG
|
H:ASN60
|
3.6
|
72.9
|
1.0
|
OG1
|
H:THR62
|
3.6
|
68.9
|
1.0
|
C
|
H:THR62
|
3.6
|
58.9
|
1.0
|
ND2
|
H:ASN60
|
3.7
|
68.8
|
1.0
|
CG
|
H:ASP56
|
3.7
|
59.3
|
1.0
|
OD2
|
H:ASP64
|
3.8
|
61.8
|
1.0
|
CB
|
H:ASP58
|
4.0
|
72.0
|
1.0
|
CG
|
H:ASP58
|
4.0
|
79.0
|
1.0
|
N
|
H:ASP64
|
4.0
|
43.4
|
1.0
|
N
|
H:ILE63
|
4.1
|
54.7
|
1.0
|
CA
|
H:ILE63
|
4.2
|
47.0
|
1.0
|
CG
|
H:ASP64
|
4.4
|
54.8
|
1.0
|
N
|
H:THR62
|
4.4
|
63.7
|
1.0
|
CA
|
H:THR62
|
4.4
|
59.5
|
1.0
|
CA
|
H:ASP56
|
4.5
|
53.8
|
1.0
|
CB
|
H:ASP56
|
4.5
|
51.0
|
1.0
|
N
|
H:ASP58
|
4.5
|
62.8
|
1.0
|
OD2
|
H:ASP56
|
4.5
|
64.4
|
1.0
|
C
|
H:ILE63
|
4.6
|
53.9
|
1.0
|
CB
|
H:THR62
|
4.6
|
57.6
|
1.0
|
CB
|
H:ASP64
|
4.8
|
49.2
|
1.0
|
CA
|
H:ASP58
|
4.8
|
66.7
|
1.0
|
N
|
H:ALA57
|
4.9
|
63.1
|
1.0
|
CG
|
H:GLU67
|
4.9
|
45.3
|
1.0
|
|
Reference:
A.Chang,
F.Abderemane-Ali,
G.L.Hura,
N.D.Rossen,
R.E.Gate,
D.L.Minor.
A Calmodulin C-Lobe Ca Neuron V. 97 836 2018.
ISSN: ISSN 1097-4199
PubMed: 29429937
DOI: 10.1016/J.NEURON.2018.01.035
Page generated: Mon Jul 15 16:43:28 2024
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