Calcium in PDB 6xec: Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O)
Enzymatic activity of Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O)
All present enzymatic activity of Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O):
3.5.1.98;
Protein crystallography data
The structure of Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O), PDB code: 6xec
was solved by
D.J.Klein,
D.Clausen,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
24.79 /
1.70
|
Space group
|
P 21 21 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
92.600,
99.150,
139.770,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
17.5 /
20.3
|
Other elements in 6xec:
The structure of Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O) also contains other interesting chemical elements:
Calcium Binding Sites:
The binding sites of Calcium atom in the Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O)
(pdb code 6xec). This binding sites where shown within
5.0 Angstroms radius around Calcium atom.
In total 6 binding sites of Calcium where determined in the
Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O), PDB code: 6xec:
Jump to Calcium binding site number:
1;
2;
3;
4;
5;
6;
Calcium binding site 1 out
of 6 in 6xec
Go back to
Calcium Binding Sites List in 6xec
Calcium binding site 1 out
of 6 in the Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O)
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 1 of Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O) within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Ca406
b:36.1
occ:1.00
|
OD1
|
A:ASP175
|
2.7
|
18.8
|
1.0
|
O
|
A:ASP177
|
2.8
|
18.9
|
1.0
|
O
|
A:HIS179
|
2.9
|
17.7
|
1.0
|
O
|
A:PHE199
|
2.9
|
18.3
|
1.0
|
OG
|
A:SER198
|
2.9
|
19.2
|
1.0
|
O
|
A:ASP175
|
3.0
|
17.3
|
1.0
|
CG
|
A:ASP175
|
3.3
|
20.4
|
1.0
|
C
|
A:ASP175
|
3.6
|
16.8
|
1.0
|
C
|
A:PHE199
|
3.7
|
18.7
|
1.0
|
C
|
A:ASP177
|
3.7
|
17.6
|
1.0
|
CB
|
A:ASP175
|
3.8
|
18.0
|
1.0
|
N
|
A:ASP177
|
3.8
|
16.5
|
1.0
|
C
|
A:HIS179
|
3.8
|
18.8
|
1.0
|
N
|
A:PHE199
|
3.8
|
17.8
|
1.0
|
CB
|
A:HIS200
|
3.9
|
19.3
|
1.0
|
CB
|
A:SER198
|
4.0
|
18.9
|
1.0
|
OD2
|
A:ASP175
|
4.1
|
21.3
|
1.0
|
CB
|
A:ASP177
|
4.1
|
17.3
|
1.0
|
N
|
A:GLY181
|
4.2
|
19.7
|
1.0
|
CA
|
A:ASP177
|
4.2
|
15.9
|
1.0
|
CA
|
A:HIS180
|
4.2
|
19.6
|
1.0
|
N
|
A:ILE176
|
4.3
|
16.2
|
1.0
|
CA
|
A:SER198
|
4.3
|
18.2
|
1.0
|
CA
|
A:ASP175
|
4.3
|
16.2
|
1.0
|
C
|
A:ILE176
|
4.3
|
16.9
|
1.0
|
ND1
|
A:HIS200
|
4.3
|
22.2
|
1.0
|
C
|
A:SER198
|
4.4
|
18.8
|
1.0
|
N
|
A:HIS180
|
4.4
|
18.8
|
1.0
|
CA
|
A:HIS200
|
4.4
|
18.8
|
1.0
|
CA
|
A:ILE176
|
4.5
|
16.7
|
1.0
|
N
|
A:HIS200
|
4.5
|
18.2
|
1.0
|
C
|
A:HIS180
|
4.5
|
19.4
|
1.0
|
CA
|
A:PHE199
|
4.5
|
18.5
|
1.0
|
N
|
A:HIS179
|
4.6
|
17.8
|
1.0
|
CG
|
A:HIS200
|
4.6
|
20.5
|
1.0
|
C
|
A:ILE178
|
4.8
|
18.4
|
1.0
|
CE1
|
A:HIS141
|
4.8
|
21.2
|
1.0
|
CA
|
A:HIS179
|
4.8
|
18.5
|
1.0
|
N
|
A:ILE178
|
4.9
|
17.5
|
1.0
|
O
|
A:HOH617
|
4.9
|
20.0
|
1.0
|
|
Calcium binding site 2 out
of 6 in 6xec
Go back to
Calcium Binding Sites List in 6xec
Calcium binding site 2 out
of 6 in the Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O)
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 2 of Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O) within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Ca407
b:50.8
occ:1.00
|
O
|
A:PHE188
|
2.6
|
22.2
|
1.0
|
O
|
A:HOH554
|
2.7
|
25.1
|
1.0
|
O
|
A:VAL194
|
2.8
|
22.8
|
1.0
|
O
|
A:HOH639
|
2.9
|
24.8
|
1.0
|
O
|
A:THR191
|
3.1
|
23.8
|
1.0
|
O
|
A:TYR223
|
3.3
|
22.8
|
1.0
|
C
|
A:PHE188
|
3.5
|
22.5
|
1.0
|
CB
|
A:TYR223
|
3.7
|
22.1
|
1.0
|
C
|
A:TYR223
|
3.8
|
22.8
|
1.0
|
C
|
A:VAL194
|
3.9
|
22.2
|
1.0
|
CB
|
A:PHE188
|
4.1
|
21.9
|
1.0
|
N
|
A:TYR189
|
4.2
|
22.8
|
1.0
|
CA
|
A:TYR189
|
4.3
|
24.0
|
1.0
|
C
|
A:THR191
|
4.3
|
23.8
|
1.0
|
O
|
A:TYR189
|
4.4
|
25.1
|
1.0
|
CA
|
A:TYR223
|
4.4
|
22.2
|
1.0
|
C
|
A:TYR189
|
4.4
|
24.6
|
1.0
|
CA
|
A:PHE188
|
4.4
|
22.2
|
1.0
|
N
|
A:ALA224
|
4.6
|
21.9
|
1.0
|
CA
|
A:MET195
|
4.6
|
21.4
|
1.0
|
OG1
|
A:THR196
|
4.6
|
22.2
|
1.0
|
N
|
A:THR196
|
4.6
|
19.4
|
1.0
|
N
|
A:THR191
|
4.6
|
24.6
|
1.0
|
O
|
A:GLY220
|
4.7
|
26.5
|
1.0
|
N
|
A:MET195
|
4.7
|
21.1
|
1.0
|
CG2
|
A:THR191
|
4.8
|
25.6
|
1.0
|
CA
|
A:GLY220
|
4.8
|
27.3
|
1.0
|
CG2
|
A:THR196
|
4.9
|
21.5
|
1.0
|
CA
|
A:VAL194
|
4.9
|
22.4
|
1.0
|
CB
|
A:VAL194
|
4.9
|
22.7
|
1.0
|
CB
|
A:ALA224
|
4.9
|
23.1
|
1.0
|
CA
|
A:ALA224
|
4.9
|
22.6
|
1.0
|
|
Calcium binding site 3 out
of 6 in 6xec
Go back to
Calcium Binding Sites List in 6xec
Calcium binding site 3 out
of 6 in the Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O)
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 3 of Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O) within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Ca404
b:40.9
occ:1.00
|
O
|
B:ASP177
|
2.7
|
16.4
|
1.0
|
OD1
|
B:ASP175
|
2.7
|
18.3
|
1.0
|
O
|
B:HIS179
|
2.8
|
16.1
|
1.0
|
O
|
B:PHE199
|
2.9
|
15.6
|
1.0
|
OG
|
B:SER198
|
2.9
|
19.4
|
1.0
|
O
|
B:ASP175
|
3.1
|
16.5
|
1.0
|
CG
|
B:ASP175
|
3.3
|
19.9
|
1.0
|
C
|
B:ASP177
|
3.6
|
15.8
|
1.0
|
C
|
B:ASP175
|
3.7
|
16.1
|
1.0
|
N
|
B:ASP177
|
3.7
|
15.5
|
1.0
|
C
|
B:PHE199
|
3.7
|
15.9
|
1.0
|
C
|
B:HIS179
|
3.8
|
16.0
|
1.0
|
CB
|
B:ASP175
|
3.8
|
17.2
|
1.0
|
CB
|
B:HIS200
|
3.8
|
16.7
|
1.0
|
N
|
B:PHE199
|
3.9
|
15.6
|
1.0
|
CB
|
B:ASP177
|
4.0
|
15.0
|
1.0
|
CB
|
B:SER198
|
4.1
|
17.2
|
1.0
|
CA
|
B:ASP177
|
4.1
|
15.4
|
1.0
|
OD2
|
B:ASP175
|
4.1
|
22.1
|
1.0
|
CA
|
B:HIS180
|
4.2
|
17.4
|
1.0
|
N
|
B:GLY181
|
4.2
|
18.4
|
1.0
|
C
|
B:ILE176
|
4.3
|
15.6
|
1.0
|
N
|
B:ILE176
|
4.3
|
15.4
|
1.0
|
ND1
|
B:HIS200
|
4.3
|
17.7
|
1.0
|
N
|
B:HIS180
|
4.4
|
15.8
|
1.0
|
CA
|
B:ASP175
|
4.4
|
15.4
|
1.0
|
CA
|
B:SER198
|
4.4
|
15.9
|
1.0
|
CA
|
B:HIS200
|
4.4
|
16.2
|
1.0
|
CA
|
B:ILE176
|
4.5
|
15.7
|
1.0
|
C
|
B:SER198
|
4.5
|
16.8
|
1.0
|
N
|
B:HIS200
|
4.5
|
15.4
|
1.0
|
C
|
B:HIS180
|
4.5
|
17.8
|
1.0
|
N
|
B:HIS179
|
4.5
|
15.0
|
1.0
|
CG
|
B:HIS200
|
4.5
|
17.4
|
1.0
|
CA
|
B:PHE199
|
4.5
|
16.2
|
1.0
|
C
|
B:ILE178
|
4.7
|
14.9
|
1.0
|
N
|
B:ILE178
|
4.8
|
14.6
|
1.0
|
CA
|
B:HIS179
|
4.8
|
15.6
|
1.0
|
O
|
B:HOH588
|
4.9
|
18.2
|
1.0
|
CE1
|
B:HIS141
|
4.9
|
18.2
|
1.0
|
O
|
B:ILE178
|
5.0
|
15.8
|
1.0
|
|
Calcium binding site 4 out
of 6 in 6xec
Go back to
Calcium Binding Sites List in 6xec
Calcium binding site 4 out
of 6 in the Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O)
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 4 of Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O) within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Ca405
b:47.0
occ:1.00
|
O
|
B:HOH644
|
2.6
|
23.9
|
1.0
|
O
|
B:VAL194
|
2.6
|
21.7
|
1.0
|
O
|
B:PHE188
|
2.7
|
20.9
|
1.0
|
O
|
B:HOH682
|
2.8
|
24.4
|
1.0
|
O
|
B:THR191
|
3.0
|
24.1
|
1.0
|
O
|
B:TYR223
|
3.1
|
22.1
|
1.0
|
CB
|
B:TYR223
|
3.6
|
23.9
|
1.0
|
C
|
B:PHE188
|
3.7
|
20.8
|
1.0
|
C
|
B:TYR223
|
3.7
|
22.0
|
1.0
|
C
|
B:VAL194
|
3.8
|
21.1
|
1.0
|
CB
|
B:PHE188
|
4.2
|
21.4
|
1.0
|
C
|
B:THR191
|
4.2
|
24.3
|
1.0
|
CA
|
B:TYR223
|
4.3
|
23.2
|
1.0
|
CA
|
B:TYR189
|
4.4
|
22.4
|
1.0
|
N
|
B:TYR189
|
4.4
|
20.8
|
1.0
|
CA
|
B:MET195
|
4.5
|
20.2
|
1.0
|
O
|
B:TYR189
|
4.5
|
24.4
|
1.0
|
N
|
B:ALA224
|
4.5
|
21.0
|
1.0
|
C
|
B:TYR189
|
4.5
|
23.9
|
1.0
|
N
|
B:THR196
|
4.5
|
18.5
|
1.0
|
N
|
B:MET195
|
4.6
|
20.4
|
1.0
|
CA
|
B:PHE188
|
4.6
|
21.5
|
1.0
|
OG1
|
B:THR196
|
4.6
|
21.2
|
1.0
|
N
|
B:THR191
|
4.7
|
25.7
|
1.0
|
O
|
B:GLY220
|
4.7
|
24.2
|
1.0
|
CA
|
B:VAL194
|
4.7
|
21.0
|
1.0
|
CG2
|
B:THR191
|
4.8
|
25.8
|
1.0
|
CB
|
B:VAL194
|
4.8
|
21.5
|
1.0
|
CG
|
B:TYR223
|
4.9
|
25.4
|
1.0
|
CA
|
B:GLY220
|
4.9
|
26.3
|
1.0
|
CA
|
B:ALA224
|
4.9
|
21.5
|
1.0
|
N
|
B:VAL194
|
4.9
|
20.8
|
1.0
|
C
|
B:MET195
|
4.9
|
19.2
|
1.0
|
CB
|
B:ALA224
|
4.9
|
22.4
|
1.0
|
CG2
|
B:THR196
|
4.9
|
19.1
|
1.0
|
CA
|
B:THR191
|
5.0
|
25.4
|
1.0
|
|
Calcium binding site 5 out
of 6 in 6xec
Go back to
Calcium Binding Sites List in 6xec
Calcium binding site 5 out
of 6 in the Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O)
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 5 of Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O) within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Ca406
b:50.4
occ:1.00
|
O
|
C:PHE188
|
2.5
|
21.0
|
1.0
|
O
|
C:HOH546
|
2.6
|
26.8
|
1.0
|
O
|
C:VAL194
|
2.7
|
23.3
|
1.0
|
O
|
C:THR191
|
2.8
|
25.4
|
1.0
|
O
|
C:HOH655
|
3.0
|
24.8
|
1.0
|
O
|
C:TYR223
|
3.3
|
25.3
|
1.0
|
C
|
C:PHE188
|
3.5
|
22.1
|
1.0
|
CB
|
C:TYR223
|
3.7
|
26.6
|
1.0
|
C
|
C:VAL194
|
3.9
|
23.8
|
1.0
|
C
|
C:TYR223
|
3.9
|
25.6
|
1.0
|
C
|
C:THR191
|
4.0
|
25.2
|
1.0
|
CB
|
C:PHE188
|
4.1
|
22.4
|
1.0
|
N
|
C:TYR189
|
4.3
|
22.6
|
1.0
|
CA
|
C:TYR189
|
4.3
|
23.3
|
1.0
|
O
|
C:TYR189
|
4.4
|
24.3
|
1.0
|
C
|
C:TYR189
|
4.4
|
23.9
|
1.0
|
N
|
C:THR191
|
4.4
|
23.9
|
1.0
|
CA
|
C:TYR223
|
4.4
|
26.6
|
1.0
|
CA
|
C:PHE188
|
4.5
|
22.1
|
1.0
|
CA
|
C:MET195
|
4.6
|
25.0
|
1.0
|
O
|
C:GLY220
|
4.6
|
27.1
|
1.0
|
CG2
|
C:THR191
|
4.6
|
23.9
|
1.0
|
N
|
C:ALA224
|
4.6
|
24.7
|
1.0
|
N
|
C:MET195
|
4.7
|
24.4
|
1.0
|
N
|
C:THR196
|
4.7
|
23.6
|
1.0
|
CA
|
C:THR191
|
4.7
|
24.2
|
1.0
|
CA
|
C:GLY220
|
4.7
|
27.3
|
1.0
|
OG1
|
C:THR196
|
4.8
|
23.5
|
1.0
|
CA
|
C:VAL194
|
4.8
|
23.0
|
1.0
|
CB
|
C:VAL194
|
4.9
|
22.7
|
1.0
|
CG
|
C:TYR223
|
5.0
|
27.2
|
1.0
|
CG2
|
C:THR196
|
5.0
|
23.0
|
1.0
|
N
|
C:VAL194
|
5.0
|
22.8
|
1.0
|
CA
|
C:ALA224
|
5.0
|
24.7
|
1.0
|
|
Calcium binding site 6 out
of 6 in 6xec
Go back to
Calcium Binding Sites List in 6xec
Calcium binding site 6 out
of 6 in the Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O)
Mono view
Stereo pair view
|
A full contact list of Calcium with other atoms in the Ca binding
site number 6 of Structure of Human HDAC2 in Complex with Ketone Inhibitor (Compound O) within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Ca407
b:46.5
occ:1.00
|
OD1
|
C:ASP175
|
2.7
|
24.1
|
1.0
|
O
|
C:ASP177
|
2.7
|
24.0
|
1.0
|
O
|
C:HIS179
|
2.9
|
21.8
|
1.0
|
OG
|
C:SER198
|
2.9
|
24.6
|
1.0
|
O
|
C:PHE199
|
2.9
|
23.9
|
1.0
|
O
|
C:ASP175
|
3.1
|
22.9
|
1.0
|
CG
|
C:ASP175
|
3.3
|
25.5
|
1.0
|
C
|
C:ASP175
|
3.6
|
23.1
|
1.0
|
C
|
C:ASP177
|
3.7
|
23.4
|
1.0
|
N
|
C:ASP177
|
3.7
|
24.4
|
1.0
|
CB
|
C:ASP175
|
3.7
|
22.2
|
1.0
|
C
|
C:PHE199
|
3.8
|
23.9
|
1.0
|
C
|
C:HIS179
|
3.8
|
21.9
|
1.0
|
N
|
C:PHE199
|
3.9
|
23.3
|
1.0
|
CB
|
C:HIS200
|
3.9
|
23.4
|
1.0
|
CB
|
C:SER198
|
4.1
|
22.9
|
1.0
|
CB
|
C:ASP177
|
4.1
|
23.7
|
1.0
|
OD2
|
C:ASP175
|
4.1
|
25.9
|
1.0
|
CA
|
C:ASP177
|
4.1
|
23.8
|
1.0
|
N
|
C:GLY181
|
4.3
|
22.7
|
1.0
|
N
|
C:ILE176
|
4.3
|
23.2
|
1.0
|
CA
|
C:HIS180
|
4.3
|
23.1
|
1.0
|
C
|
C:ILE176
|
4.3
|
24.8
|
1.0
|
CA
|
C:SER198
|
4.3
|
22.3
|
1.0
|
CA
|
C:ASP175
|
4.3
|
22.6
|
1.0
|
ND1
|
C:HIS200
|
4.4
|
24.5
|
1.0
|
N
|
C:HIS180
|
4.4
|
22.0
|
1.0
|
C
|
C:SER198
|
4.5
|
22.9
|
1.0
|
CA
|
C:HIS200
|
4.5
|
23.9
|
1.0
|
CA
|
C:ILE176
|
4.5
|
24.0
|
1.0
|
N
|
C:HIS200
|
4.5
|
23.1
|
1.0
|
CA
|
C:PHE199
|
4.5
|
24.2
|
1.0
|
N
|
C:HIS179
|
4.6
|
22.1
|
1.0
|
C
|
C:HIS180
|
4.6
|
22.9
|
1.0
|
CG
|
C:HIS200
|
4.6
|
23.8
|
1.0
|
C
|
C:ILE178
|
4.8
|
22.4
|
1.0
|
N
|
C:ILE178
|
4.8
|
22.5
|
1.0
|
CA
|
C:HIS179
|
4.8
|
21.9
|
1.0
|
O
|
C:HOH600
|
4.9
|
25.3
|
1.0
|
CE1
|
C:HIS141
|
4.9
|
26.1
|
1.0
|
|
Reference:
D.J.Clausen,
J.Liu,
W.Yu,
J.L.Duffy,
C.C.Chung,
R.W.Myers,
D.J.Klein,
J.Fells,
K.Holloway,
J.Wu,
G.Wu,
B.J.Howell,
R.J.O.Barnard,
J.Kozlowski.
Development of A Selective Hdac Inhibitor Aimed at Reactivating the Hiv Latent Reservoir. Bioorg.Med.Chem.Lett. V. 30 27367 2020.
ISSN: ESSN 1464-3405
PubMed: 32738976
DOI: 10.1016/J.BMCL.2020.127367
Page generated: Tue Jul 16 18:00:54 2024
|