Calcium in PDB 2ccm: X-Ray Structure of Calexcitin From Loligo Pealeii at 1.8A
Protein crystallography data
The structure of X-Ray Structure of Calexcitin From Loligo Pealeii at 1.8A, PDB code: 2ccm
was solved by
P.T.Erskine,
G.D.E.Beaven,
S.P.Wood,
G.Fox,
J.Vernon,
K.P.Giese,
J.B.Cooper,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
48.3 /
1.8
|
Space group
|
P 21 21 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
46.635,
69.222,
134.787,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
19.06 /
24.88
|
Calcium Binding Sites:
The binding sites of Calcium atom in the X-Ray Structure of Calexcitin From Loligo Pealeii at 1.8A
(pdb code 2ccm). This binding sites where shown within
5.0 Angstroms radius around Calcium atom.
In total 6 binding sites of Calcium where determined in the
X-Ray Structure of Calexcitin From Loligo Pealeii at 1.8A, PDB code: 2ccm:
Jump to Calcium binding site number:
1;
2;
3;
4;
5;
6;
Calcium binding site 1 out
of 6 in 2ccm
Go back to
Calcium Binding Sites List in 2ccm
Calcium binding site 1 out
of 6 in the X-Ray Structure of Calexcitin From Loligo Pealeii at 1.8A
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 1 of X-Ray Structure of Calexcitin From Loligo Pealeii at 1.8A within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Ca1192
b:20.1
occ:1.00
|
OD1
|
A:ASP27
|
2.3
|
22.0
|
1.0
|
O
|
A:VAL29
|
2.3
|
18.3
|
1.0
|
OD2
|
A:ASP34
|
2.3
|
21.5
|
1.0
|
OD1
|
A:ASN25
|
2.3
|
24.0
|
1.0
|
OD1
|
A:ASP23
|
2.3
|
20.1
|
1.0
|
OD1
|
A:ASP34
|
2.3
|
21.7
|
1.0
|
O
|
A:HOH2084
|
2.3
|
16.8
|
1.0
|
CG
|
A:ASP34
|
2.7
|
22.1
|
1.0
|
CG
|
A:ASN25
|
3.2
|
26.2
|
1.0
|
CG
|
A:ASP27
|
3.2
|
27.2
|
1.0
|
CG
|
A:ASP23
|
3.4
|
20.6
|
1.0
|
C
|
A:VAL29
|
3.5
|
16.0
|
1.0
|
ND2
|
A:ASN25
|
3.5
|
23.7
|
1.0
|
OD2
|
A:ASP27
|
3.7
|
25.5
|
1.0
|
CB
|
A:ASP34
|
4.1
|
21.4
|
1.0
|
OD2
|
A:ASP23
|
4.2
|
20.8
|
1.0
|
N
|
A:VAL29
|
4.2
|
16.1
|
1.0
|
CA
|
A:ASP23
|
4.3
|
21.5
|
1.0
|
N
|
A:ASP27
|
4.3
|
27.2
|
1.0
|
N
|
A:ASN25
|
4.3
|
27.0
|
1.0
|
CB
|
A:ASP23
|
4.3
|
21.5
|
1.0
|
CG2
|
A:VAL29
|
4.3
|
19.2
|
1.0
|
CA
|
A:ILE30
|
4.4
|
18.1
|
1.0
|
N
|
A:ILE30
|
4.4
|
17.7
|
1.0
|
CB
|
A:ASP27
|
4.4
|
27.1
|
1.0
|
CA
|
A:VAL29
|
4.4
|
16.2
|
1.0
|
C
|
A:ASP23
|
4.5
|
22.6
|
1.0
|
CB
|
A:ASN25
|
4.5
|
25.8
|
1.0
|
N
|
A:HIS26
|
4.6
|
29.3
|
1.0
|
N
|
A:GLU31
|
4.7
|
18.1
|
1.0
|
N
|
A:CYS24
|
4.7
|
23.3
|
1.0
|
N
|
A:GLY28
|
4.7
|
22.5
|
1.0
|
CA
|
A:ASN25
|
4.8
|
27.7
|
1.0
|
C
|
A:ASN25
|
4.8
|
28.2
|
1.0
|
CA
|
A:ASP27
|
4.8
|
26.5
|
1.0
|
C
|
A:ILE30
|
4.9
|
19.5
|
1.0
|
O
|
A:ASP23
|
5.0
|
20.5
|
1.0
|
|
Calcium binding site 2 out
of 6 in 2ccm
Go back to
Calcium Binding Sites List in 2ccm
Calcium binding site 2 out
of 6 in the X-Ray Structure of Calexcitin From Loligo Pealeii at 1.8A
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 2 of X-Ray Structure of Calexcitin From Loligo Pealeii at 1.8A within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Ca1193
b:24.2
occ:1.00
|
OE2
|
A:GLU85
|
2.3
|
28.1
|
1.0
|
O
|
A:HOH2181
|
2.3
|
31.6
|
1.0
|
O
|
A:GLN80
|
2.3
|
22.8
|
1.0
|
OE1
|
A:GLU85
|
2.3
|
29.9
|
1.0
|
OD1
|
A:ASP74
|
2.3
|
27.5
|
1.0
|
OD1
|
A:ASP78
|
2.3
|
34.4
|
1.0
|
OD1
|
A:ASN76
|
2.3
|
25.6
|
1.0
|
CD
|
A:GLU85
|
2.6
|
29.6
|
1.0
|
CG
|
A:ASP78
|
3.2
|
34.2
|
1.0
|
CG
|
A:ASP74
|
3.4
|
27.5
|
1.0
|
CG
|
A:ASN76
|
3.4
|
30.3
|
1.0
|
C
|
A:GLN80
|
3.5
|
23.9
|
1.0
|
OD2
|
A:ASP78
|
3.6
|
33.2
|
1.0
|
CG
|
A:GLU85
|
4.1
|
26.2
|
1.0
|
ND2
|
A:ASN76
|
4.1
|
25.1
|
1.0
|
N
|
A:ASP78
|
4.1
|
33.7
|
1.0
|
OD2
|
A:ASP74
|
4.1
|
27.3
|
1.0
|
CA
|
A:ASP74
|
4.1
|
28.7
|
1.0
|
CB
|
A:ASP74
|
4.2
|
27.5
|
1.0
|
N
|
A:ASN76
|
4.2
|
35.7
|
1.0
|
N
|
A:GLN80
|
4.3
|
24.1
|
1.0
|
CA
|
A:GLN80
|
4.3
|
25.1
|
1.0
|
O
|
A:HOH2190
|
4.4
|
47.8
|
1.0
|
N
|
A:VAL81
|
4.5
|
21.5
|
1.0
|
C
|
A:ASP74
|
4.5
|
31.4
|
1.0
|
CA
|
A:VAL81
|
4.5
|
20.3
|
1.0
|
CB
|
A:ASP78
|
4.5
|
33.4
|
1.0
|
CB
|
A:GLN80
|
4.5
|
24.7
|
1.0
|
N
|
A:GLU77
|
4.5
|
35.0
|
1.0
|
CB
|
A:ASN76
|
4.6
|
30.3
|
1.0
|
N
|
A:GLU75
|
4.7
|
34.6
|
1.0
|
CA
|
A:ASN76
|
4.7
|
33.6
|
1.0
|
C
|
A:ASN76
|
4.7
|
34.3
|
1.0
|
CA
|
A:ASP78
|
4.8
|
32.5
|
1.0
|
N
|
A:THR82
|
4.9
|
23.1
|
1.0
|
N
|
A:GLU79
|
5.0
|
30.1
|
1.0
|
|
Calcium binding site 3 out
of 6 in 2ccm
Go back to
Calcium Binding Sites List in 2ccm
Calcium binding site 3 out
of 6 in the X-Ray Structure of Calexcitin From Loligo Pealeii at 1.8A
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 3 of X-Ray Structure of Calexcitin From Loligo Pealeii at 1.8A within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Ca1194
b:15.9
occ:1.00
|
O
|
A:ILE125
|
2.3
|
16.9
|
1.0
|
OD1
|
A:ASP119
|
2.3
|
15.8
|
1.0
|
OG
|
A:SER121
|
2.3
|
23.0
|
1.0
|
OD1
|
A:ASP123
|
2.3
|
21.5
|
1.0
|
OE1
|
A:GLU130
|
2.3
|
19.8
|
1.0
|
O
|
A:HOH2226
|
2.3
|
26.1
|
1.0
|
OE2
|
A:GLU130
|
2.3
|
18.3
|
1.0
|
CD
|
A:GLU130
|
2.7
|
18.4
|
1.0
|
CG
|
A:ASP123
|
3.4
|
22.3
|
1.0
|
CG
|
A:ASP119
|
3.4
|
17.8
|
1.0
|
C
|
A:ILE125
|
3.5
|
17.9
|
1.0
|
CB
|
A:SER121
|
3.6
|
22.6
|
1.0
|
OD2
|
A:ASP123
|
3.8
|
22.9
|
1.0
|
N
|
A:SER121
|
4.1
|
22.1
|
1.0
|
CA
|
A:ASP119
|
4.2
|
15.3
|
1.0
|
CG
|
A:GLU130
|
4.2
|
16.0
|
1.0
|
CB
|
A:ASP119
|
4.2
|
17.0
|
1.0
|
N
|
A:ILE125
|
4.2
|
16.0
|
1.0
|
CA
|
A:SER121
|
4.3
|
22.8
|
1.0
|
N
|
A:ASP123
|
4.3
|
20.6
|
1.0
|
CA
|
A:ILE125
|
4.3
|
16.8
|
1.0
|
OD2
|
A:ASP119
|
4.3
|
16.1
|
1.0
|
CA
|
A:ILE126
|
4.4
|
15.9
|
1.0
|
N
|
A:ASP127
|
4.4
|
15.2
|
1.0
|
N
|
A:ILE126
|
4.4
|
16.3
|
1.0
|
N
|
A:GLY122
|
4.5
|
23.4
|
1.0
|
OD2
|
A:ASP127
|
4.5
|
21.2
|
1.0
|
C
|
A:ASP119
|
4.6
|
18.0
|
1.0
|
O
|
A:HOH2220
|
4.6
|
39.5
|
1.0
|
CB
|
A:ASP123
|
4.6
|
20.1
|
1.0
|
C
|
A:SER121
|
4.7
|
23.6
|
1.0
|
O
|
A:HOH2223
|
4.7
|
39.4
|
1.0
|
CB
|
A:ILE125
|
4.7
|
19.1
|
1.0
|
N
|
A:THR120
|
4.8
|
18.3
|
1.0
|
C
|
A:ILE126
|
4.8
|
14.8
|
1.0
|
CG
|
A:ASP127
|
4.9
|
21.2
|
1.0
|
CA
|
A:ASP123
|
4.9
|
20.1
|
1.0
|
|
Calcium binding site 4 out
of 6 in 2ccm
Go back to
Calcium Binding Sites List in 2ccm
Calcium binding site 4 out
of 6 in the X-Ray Structure of Calexcitin From Loligo Pealeii at 1.8A
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 4 of X-Ray Structure of Calexcitin From Loligo Pealeii at 1.8A within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Ca1192
b:15.8
occ:1.00
|
OD1
|
B:ASP23
|
2.3
|
17.7
|
1.0
|
OD1
|
B:ASN25
|
2.3
|
17.7
|
1.0
|
O
|
B:VAL29
|
2.3
|
15.1
|
1.0
|
O
|
B:HOH2131
|
2.3
|
13.9
|
1.0
|
OD1
|
B:ASP27
|
2.3
|
15.0
|
1.0
|
OD2
|
B:ASP34
|
2.3
|
15.4
|
1.0
|
OD1
|
B:ASP34
|
2.4
|
16.5
|
1.0
|
CG
|
B:ASP34
|
2.7
|
13.7
|
1.0
|
CG
|
B:ASN25
|
3.2
|
19.4
|
1.0
|
CG
|
B:ASP27
|
3.2
|
18.4
|
1.0
|
CG
|
B:ASP23
|
3.5
|
17.6
|
1.0
|
OD2
|
B:ASP27
|
3.5
|
18.1
|
1.0
|
ND2
|
B:ASN25
|
3.5
|
17.7
|
1.0
|
C
|
B:VAL29
|
3.5
|
13.2
|
1.0
|
N
|
B:ASP27
|
4.2
|
19.3
|
1.0
|
OD2
|
B:ASP23
|
4.2
|
16.2
|
1.0
|
CB
|
B:ASP34
|
4.2
|
12.8
|
1.0
|
N
|
B:VAL29
|
4.3
|
12.3
|
1.0
|
N
|
B:ASN25
|
4.3
|
16.3
|
1.0
|
CA
|
B:ILE30
|
4.4
|
14.4
|
1.0
|
CA
|
B:ASP23
|
4.4
|
17.2
|
1.0
|
CB
|
B:ASP23
|
4.4
|
17.0
|
1.0
|
N
|
B:ILE30
|
4.4
|
11.9
|
1.0
|
CB
|
B:ASP27
|
4.4
|
18.1
|
1.0
|
CA
|
B:VAL29
|
4.5
|
13.4
|
1.0
|
CB
|
B:ASN25
|
4.5
|
18.1
|
1.0
|
N
|
B:HIS26
|
4.6
|
18.8
|
1.0
|
N
|
B:GLU31
|
4.6
|
13.8
|
1.0
|
CG2
|
B:VAL29
|
4.6
|
15.3
|
1.0
|
C
|
B:ASP23
|
4.6
|
16.7
|
1.0
|
CA
|
B:ASN25
|
4.8
|
17.8
|
1.0
|
CA
|
B:ASP27
|
4.8
|
18.8
|
1.0
|
C
|
B:ASN25
|
4.8
|
18.9
|
1.0
|
N
|
B:GLY28
|
4.8
|
17.9
|
1.0
|
N
|
B:CYS24
|
4.9
|
16.3
|
1.0
|
C
|
B:ILE30
|
4.9
|
15.0
|
1.0
|
|
Calcium binding site 5 out
of 6 in 2ccm
Go back to
Calcium Binding Sites List in 2ccm
Calcium binding site 5 out
of 6 in the X-Ray Structure of Calexcitin From Loligo Pealeii at 1.8A
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 5 of X-Ray Structure of Calexcitin From Loligo Pealeii at 1.8A within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Ca1193
b:17.7
occ:1.00
|
O
|
B:HOH2254
|
2.3
|
24.5
|
1.0
|
OD1
|
B:ASP74
|
2.3
|
25.1
|
1.0
|
OD1
|
B:ASN76
|
2.3
|
31.9
|
1.0
|
O
|
B:GLN80
|
2.3
|
20.4
|
1.0
|
OE2
|
B:GLU85
|
2.3
|
23.8
|
1.0
|
OE1
|
B:GLU85
|
2.3
|
20.2
|
1.0
|
OD1
|
B:ASP78
|
2.3
|
21.2
|
1.0
|
CD
|
B:GLU85
|
2.7
|
23.1
|
1.0
|
CG
|
B:ASP78
|
3.3
|
24.0
|
1.0
|
CG
|
B:ASN76
|
3.5
|
33.0
|
1.0
|
C
|
B:GLN80
|
3.5
|
19.1
|
1.0
|
CG
|
B:ASP74
|
3.5
|
23.7
|
1.0
|
OD2
|
B:ASP78
|
3.7
|
23.1
|
1.0
|
ND2
|
B:ASN76
|
4.1
|
32.3
|
1.0
|
CA
|
B:ASP74
|
4.2
|
26.6
|
1.0
|
CG
|
B:GLU85
|
4.2
|
22.5
|
1.0
|
N
|
B:GLN80
|
4.3
|
18.6
|
1.0
|
N
|
B:ASP78
|
4.3
|
29.1
|
1.0
|
OD2
|
B:ASP74
|
4.3
|
24.5
|
1.0
|
N
|
B:ASN76
|
4.4
|
33.4
|
1.0
|
CA
|
B:GLN80
|
4.4
|
19.5
|
1.0
|
CB
|
B:ASP74
|
4.4
|
24.0
|
1.0
|
C
|
B:ASP74
|
4.5
|
29.8
|
1.0
|
N
|
B:VAL81
|
4.5
|
17.9
|
1.0
|
CA
|
B:VAL81
|
4.5
|
14.9
|
1.0
|
N
|
B:GLU75
|
4.6
|
32.0
|
1.0
|
CB
|
B:ASP78
|
4.6
|
25.3
|
1.0
|
N
|
B:GLU77
|
4.6
|
34.3
|
1.0
|
CB
|
B:ASN76
|
4.6
|
32.5
|
1.0
|
CG2
|
B:THR82
|
4.7
|
16.1
|
1.0
|
CB
|
B:GLN80
|
4.7
|
21.4
|
1.0
|
N
|
B:THR82
|
4.8
|
14.7
|
1.0
|
O
|
B:HOH2264
|
4.8
|
29.4
|
1.0
|
C
|
B:ASN76
|
4.8
|
33.8
|
1.0
|
O
|
B:HOH2258
|
4.8
|
34.3
|
1.0
|
CA
|
B:ASN76
|
4.8
|
33.5
|
1.0
|
CA
|
B:ASP78
|
4.9
|
26.3
|
1.0
|
|
Calcium binding site 6 out
of 6 in 2ccm
Go back to
Calcium Binding Sites List in 2ccm
Calcium binding site 6 out
of 6 in the X-Ray Structure of Calexcitin From Loligo Pealeii at 1.8A
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 6 of X-Ray Structure of Calexcitin From Loligo Pealeii at 1.8A within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Ca1194
b:23.9
occ:1.00
|
OD1
|
B:ASP119
|
2.3
|
30.8
|
1.0
|
O
|
B:HOH2305
|
2.3
|
38.6
|
1.0
|
OG
|
B:SER121
|
2.3
|
36.7
|
1.0
|
OD1
|
B:ASP123
|
2.3
|
39.9
|
1.0
|
OE1
|
B:GLU130
|
2.3
|
24.6
|
1.0
|
O
|
B:ILE125
|
2.3
|
25.4
|
1.0
|
OE2
|
B:GLU130
|
2.3
|
24.0
|
1.0
|
CD
|
B:GLU130
|
2.7
|
24.9
|
1.0
|
CG
|
B:ASP119
|
3.3
|
31.6
|
1.0
|
CG
|
B:ASP123
|
3.3
|
40.8
|
1.0
|
CB
|
B:SER121
|
3.4
|
36.6
|
1.0
|
C
|
B:ILE125
|
3.5
|
25.9
|
1.0
|
OD2
|
B:ASP123
|
3.9
|
41.3
|
1.0
|
CA
|
B:ASP119
|
4.1
|
31.8
|
1.0
|
OD2
|
B:ASP119
|
4.1
|
32.3
|
1.0
|
N
|
B:SER121
|
4.1
|
36.3
|
1.0
|
CG
|
B:GLU130
|
4.2
|
23.4
|
1.0
|
CB
|
B:ASP119
|
4.2
|
31.1
|
1.0
|
O
|
B:HOH2302
|
4.2
|
37.6
|
1.0
|
CA
|
B:SER121
|
4.3
|
36.9
|
1.0
|
N
|
B:ILE125
|
4.4
|
29.4
|
1.0
|
N
|
B:ASP127
|
4.4
|
20.1
|
1.0
|
CA
|
B:ILE125
|
4.4
|
27.4
|
1.0
|
N
|
B:ASP123
|
4.4
|
38.7
|
1.0
|
C
|
B:ASP119
|
4.5
|
32.7
|
1.0
|
CA
|
B:ILE126
|
4.5
|
22.2
|
1.0
|
N
|
B:ILE126
|
4.5
|
23.0
|
1.0
|
CB
|
B:ASP123
|
4.5
|
39.0
|
1.0
|
OD1
|
B:ASP127
|
4.5
|
34.5
|
1.0
|
N
|
B:GLY122
|
4.6
|
38.5
|
1.0
|
N
|
B:THR120
|
4.7
|
33.5
|
1.0
|
CB
|
B:ILE125
|
4.7
|
29.9
|
1.0
|
C
|
B:SER121
|
4.7
|
37.9
|
1.0
|
CG2
|
B:ILE125
|
4.8
|
31.1
|
1.0
|
O
|
B:HOH2314
|
4.8
|
42.2
|
1.0
|
CG
|
B:ASP127
|
4.9
|
31.4
|
1.0
|
C
|
B:ILE126
|
4.9
|
22.5
|
1.0
|
CA
|
B:ASP123
|
4.9
|
37.5
|
1.0
|
|
Reference:
P.T.Erskine,
G.D.E.Beaven,
R.Hagan,
I.S.Findlow,
J.M.Werner,
S.P.Wood,
J.Vernon,
K.P.Giese,
G.Fox,
J.B.Cooper.
Structure of the Neuronal Protein Calexcitin Suggests A Mode of Interaction in Signalling Pathways of Learning and Memory. J.Mol.Biol. V. 357 1536 2006.
ISSN: ISSN 0022-2836
PubMed: 16497326
DOI: 10.1016/J.JMB.2006.01.083
Page generated: Fri Jul 12 09:26:43 2024
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