Magnesium in PDB 1g65: Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors
Enzymatic activity of Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors
All present enzymatic activity of Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors:
3.4.25.1;
Protein crystallography data
The structure of Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors, PDB code: 1g65
was solved by
M.Groll,
K.B.Kim,
N.Kairies,
R.Huber,
C.Crews,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
20.00 /
2.25
|
Space group
|
P 1 21 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
135.200,
300.200,
144.020,
90.00,
112.98,
90.00
|
R / Rfree (%)
|
28.3 /
33.6
|
Magnesium Binding Sites:
The binding sites of Magnesium atom in the Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors
(pdb code 1g65). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 10 binding sites of Magnesium where determined in the
Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors, PDB code: 1g65:
Jump to Magnesium binding site number:
1;
2;
3;
4;
5;
6;
7;
8;
9;
10;
Magnesium binding site 1 out
of 10 in 1g65
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Magnesium Binding Sites List in 1g65
Magnesium binding site 1 out
of 10 in the Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 1 of Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Mg301
b:49.4
occ:1.00
|
OE2
|
D:GLU105
|
2.1
|
22.4
|
1.0
|
O
|
L:HOH311
|
2.2
|
31.5
|
1.0
|
O
|
L:HOH307
|
2.2
|
43.1
|
1.0
|
O
|
L:HOH312
|
2.3
|
39.5
|
1.0
|
OG
|
L:SER75
|
2.7
|
30.5
|
1.0
|
OG
|
L:SER78
|
2.8
|
28.2
|
1.0
|
CD
|
D:GLU105
|
3.2
|
20.9
|
1.0
|
CB
|
L:SER78
|
3.7
|
31.1
|
1.0
|
CB
|
L:SER75
|
3.7
|
33.6
|
1.0
|
OH
|
L:TYR66
|
3.8
|
19.0
|
1.0
|
OE1
|
D:GLU105
|
3.9
|
20.2
|
1.0
|
CB
|
D:GLU105
|
3.9
|
26.9
|
1.0
|
N
|
L:SER75
|
4.1
|
37.4
|
1.0
|
CG
|
D:GLU105
|
4.1
|
20.8
|
1.0
|
NZ
|
L:LYS72
|
4.4
|
43.0
|
1.0
|
CE
|
L:LYS72
|
4.5
|
40.5
|
1.0
|
OE2
|
L:GLU106
|
4.6
|
70.4
|
1.0
|
CA
|
L:SER75
|
4.6
|
33.6
|
1.0
|
OD1
|
L:ASN77
|
4.6
|
30.5
|
1.0
|
O
|
L:LYS73
|
4.6
|
38.3
|
1.0
|
O
|
L:HOH385
|
4.8
|
61.8
|
1.0
|
ND2
|
L:ASN77
|
4.9
|
30.2
|
1.0
|
O
|
L:HOH426
|
4.9
|
77.9
|
1.0
|
O
|
D:TYR103
|
4.9
|
21.1
|
1.0
|
CZ
|
L:TYR66
|
5.0
|
17.4
|
1.0
|
|
Magnesium binding site 2 out
of 10 in 1g65
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Magnesium Binding Sites List in 1g65
Magnesium binding site 2 out
of 10 in the Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 2 of Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
F:Mg301
b:53.4
occ:1.00
|
OE2
|
F:GLU152
|
3.3
|
54.6
|
1.0
|
CD
|
F:GLU152
|
4.2
|
50.6
|
1.0
|
O
|
F:HOH445
|
4.3
|
50.8
|
1.0
|
CE
|
F:MET150
|
4.4
|
49.4
|
1.0
|
NZ
|
F:LYS173
|
4.5
|
74.2
|
1.0
|
O
|
F:HOH427
|
4.6
|
38.9
|
1.0
|
OH
|
F:TYR160
|
4.8
|
49.3
|
1.0
|
CG
|
F:GLU152
|
4.9
|
45.8
|
1.0
|
O
|
F:HOH468
|
4.9
|
33.3
|
1.0
|
OE1
|
F:GLU152
|
5.0
|
49.0
|
1.0
|
O
|
F:HOH491
|
5.0
|
99.8
|
1.0
|
|
Magnesium binding site 3 out
of 10 in 1g65
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Magnesium Binding Sites List in 1g65
Magnesium binding site 3 out
of 10 in the Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 3 of Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
F:Mg302
b:41.0
occ:1.00
|
O
|
F:HOH401
|
1.6
|
48.0
|
1.0
|
O
|
F:HOH465
|
2.2
|
8.0
|
1.0
|
OD1
|
F:ASN127
|
2.8
|
38.2
|
1.0
|
O
|
G:HOH456
|
3.0
|
53.1
|
1.0
|
O
|
G:ALA127
|
3.1
|
40.5
|
1.0
|
OG
|
F:SER13
|
3.3
|
41.8
|
1.0
|
OH
|
A:TYR8
|
3.3
|
51.0
|
1.0
|
O
|
G:HOH440
|
3.5
|
41.7
|
1.0
|
CG
|
F:ASN127
|
3.8
|
37.5
|
1.0
|
O
|
G:TYR128
|
4.0
|
40.8
|
1.0
|
CA
|
G:TYR128
|
4.0
|
42.0
|
1.0
|
CZ
|
A:TYR8
|
4.0
|
50.3
|
1.0
|
CE2
|
A:TYR8
|
4.1
|
51.9
|
1.0
|
C
|
G:ALA127
|
4.1
|
37.0
|
1.0
|
C
|
G:TYR128
|
4.1
|
39.4
|
1.0
|
CB
|
F:ASN127
|
4.2
|
36.7
|
1.0
|
CG2
|
G:ILE12
|
4.3
|
29.0
|
1.0
|
N
|
F:ASN127
|
4.5
|
31.6
|
1.0
|
N
|
G:TYR128
|
4.5
|
39.2
|
1.0
|
CB
|
F:SER13
|
4.5
|
34.6
|
1.0
|
O
|
G:HOH407
|
4.7
|
26.2
|
1.0
|
ND2
|
F:ASN127
|
5.0
|
38.2
|
1.0
|
N
|
G:MET129
|
5.0
|
38.1
|
1.0
|
|
Magnesium binding site 4 out
of 10 in 1g65
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Magnesium Binding Sites List in 1g65
Magnesium binding site 4 out
of 10 in the Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 4 of Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
G:Mg301
b:24.0
occ:1.00
|
O
|
G:HOH407
|
2.1
|
26.2
|
1.0
|
O
|
G:MET129
|
2.2
|
34.2
|
1.0
|
O
|
G:ARG126
|
2.2
|
37.0
|
1.0
|
O
|
G:TYR123
|
2.2
|
24.9
|
1.0
|
OG1
|
G:THR13
|
2.3
|
34.3
|
1.0
|
CG2
|
G:THR13
|
2.9
|
30.0
|
1.0
|
CB
|
G:THR13
|
3.2
|
30.4
|
1.0
|
C
|
G:ARG126
|
3.3
|
34.3
|
1.0
|
C
|
G:MET129
|
3.4
|
35.4
|
1.0
|
C
|
G:TYR123
|
3.4
|
24.8
|
1.0
|
O
|
G:ALA127
|
3.6
|
40.5
|
1.0
|
C
|
G:ALA127
|
3.8
|
37.0
|
1.0
|
CA
|
G:ALA127
|
3.9
|
35.1
|
1.0
|
N
|
G:ALA127
|
4.0
|
35.4
|
1.0
|
N
|
G:MET129
|
4.0
|
38.1
|
1.0
|
N
|
G:THR13
|
4.1
|
31.3
|
1.0
|
CA
|
G:MET129
|
4.1
|
38.1
|
1.0
|
CA
|
G:TYR123
|
4.1
|
26.4
|
1.0
|
N
|
G:ARG126
|
4.2
|
30.5
|
1.0
|
CA
|
G:THR13
|
4.3
|
30.4
|
1.0
|
CA
|
G:ARG126
|
4.3
|
33.8
|
1.0
|
N
|
G:ARG130
|
4.4
|
29.8
|
1.0
|
N
|
G:THR124
|
4.4
|
24.8
|
1.0
|
O
|
G:HOH440
|
4.5
|
41.7
|
1.0
|
CB
|
G:MET129
|
4.5
|
43.3
|
1.0
|
O
|
G:HOH465
|
4.6
|
37.7
|
1.0
|
CA
|
G:ARG130
|
4.6
|
26.9
|
1.0
|
N
|
G:TYR128
|
4.7
|
39.2
|
1.0
|
C
|
G:THR124
|
4.7
|
29.1
|
1.0
|
CD
|
G:PRO131
|
4.7
|
24.3
|
1.0
|
CB
|
G:TYR123
|
4.7
|
29.8
|
1.0
|
CA
|
G:THR124
|
4.8
|
29.0
|
1.0
|
N
|
G:GLN125
|
4.8
|
27.5
|
1.0
|
C
|
G:TYR128
|
4.9
|
39.4
|
1.0
|
C
|
G:GLN125
|
5.0
|
26.1
|
1.0
|
|
Magnesium binding site 5 out
of 10 in 1g65
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Magnesium Binding Sites List in 1g65
Magnesium binding site 5 out
of 10 in the Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 5 of Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
H:Mg301
b:34.6
occ:1.00
|
OXT
|
Z:ASP194
|
1.9
|
45.2
|
1.0
|
O
|
H:ASP166
|
2.1
|
36.9
|
1.0
|
O
|
H:ILE163
|
2.3
|
34.0
|
1.0
|
O
|
H:HOH488
|
2.5
|
33.7
|
1.0
|
O
|
H:SER169
|
2.6
|
29.7
|
1.0
|
C
|
Z:ASP194
|
2.8
|
46.0
|
1.0
|
C
|
H:ASP166
|
3.0
|
33.4
|
1.0
|
C
|
H:ILE163
|
3.3
|
32.9
|
1.0
|
C
|
H:SER169
|
3.5
|
29.4
|
1.0
|
CA
|
Z:ASP194
|
3.6
|
44.0
|
1.0
|
O
|
Z:ASP194
|
3.6
|
44.6
|
1.0
|
NH1
|
H:ARG19
|
3.7
|
29.3
|
1.0
|
N
|
H:LEU167
|
3.7
|
34.0
|
1.0
|
CA
|
H:LEU167
|
3.7
|
33.2
|
1.0
|
O
|
H:GLY162
|
3.8
|
28.8
|
1.0
|
N
|
H:ASP166
|
4.0
|
35.4
|
1.0
|
CA
|
H:ILE163
|
4.1
|
29.6
|
1.0
|
CA
|
H:ASP166
|
4.1
|
35.9
|
1.0
|
CB
|
Z:ASP194
|
4.1
|
44.2
|
1.0
|
C
|
H:LEU167
|
4.1
|
32.6
|
1.0
|
N
|
H:SER169
|
4.2
|
31.9
|
1.0
|
CZ
|
H:ARG19
|
4.3
|
31.9
|
1.0
|
N
|
H:TRP164
|
4.3
|
33.6
|
1.0
|
CA
|
H:SER169
|
4.3
|
28.6
|
1.0
|
O
|
H:TRP164
|
4.3
|
33.7
|
1.0
|
N
|
H:GLY170
|
4.4
|
29.9
|
1.0
|
O
|
Z:HOH207
|
4.4
|
47.6
|
1.0
|
C
|
H:TRP164
|
4.4
|
33.2
|
1.0
|
O
|
H:LEU167
|
4.4
|
34.8
|
1.0
|
CA
|
H:GLY170
|
4.4
|
33.6
|
1.0
|
NH2
|
H:ARG19
|
4.5
|
34.3
|
1.0
|
CA
|
H:TRP164
|
4.6
|
32.7
|
1.0
|
CB
|
H:SER169
|
4.6
|
25.5
|
1.0
|
C
|
H:GLY162
|
4.8
|
26.2
|
1.0
|
N
|
H:GLY168
|
4.8
|
30.3
|
1.0
|
N
|
Z:ASP194
|
4.9
|
41.4
|
1.0
|
CB
|
H:ASP166
|
4.9
|
34.5
|
1.0
|
CG2
|
H:ILE163
|
4.9
|
27.2
|
1.0
|
N
|
H:ILE163
|
5.0
|
27.4
|
1.0
|
N
|
H:ASN165
|
5.0
|
33.8
|
1.0
|
|
Magnesium binding site 6 out
of 10 in 1g65
Go back to
Magnesium Binding Sites List in 1g65
Magnesium binding site 6 out
of 10 in the Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 6 of Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
I:Mg201
b:45.7
occ:1.00
|
OG
|
I:SER131
|
2.2
|
30.2
|
1.0
|
O
|
I:HOH327
|
2.5
|
32.1
|
1.0
|
O
|
I:HOH364
|
2.5
|
44.6
|
1.0
|
O
|
I:HOH368
|
2.6
|
49.4
|
1.0
|
O
|
I:GLY128
|
2.8
|
29.0
|
1.0
|
CB
|
I:SER131
|
3.3
|
24.2
|
1.0
|
O
|
I:HOH328
|
3.4
|
41.4
|
1.0
|
C
|
I:GLY128
|
4.0
|
30.1
|
1.0
|
O
|
I:HOH392
|
4.2
|
43.6
|
1.0
|
N
|
I:SER131
|
4.5
|
25.3
|
1.0
|
CA
|
I:SER131
|
4.5
|
24.0
|
1.0
|
O
|
I:HOH322
|
4.5
|
42.6
|
1.0
|
O
|
I:HOH381
|
4.6
|
47.1
|
1.0
|
N
|
I:GLY128
|
4.6
|
24.1
|
1.0
|
O
|
H:HOH464
|
4.7
|
84.3
|
1.0
|
O
|
I:HOH325
|
4.8
|
61.8
|
1.0
|
CA
|
I:GLY128
|
4.9
|
29.8
|
1.0
|
O
|
I:THR129
|
4.9
|
36.0
|
1.0
|
N
|
I:THR129
|
4.9
|
29.4
|
1.0
|
CA
|
I:THR129
|
4.9
|
29.9
|
1.0
|
|
Magnesium binding site 7 out
of 10 in 1g65
Go back to
Magnesium Binding Sites List in 1g65
Magnesium binding site 7 out
of 10 in the Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 7 of Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
I:Mg202
b:29.2
occ:1.00
|
O
|
I:ASP166
|
1.7
|
28.7
|
1.0
|
O
|
I:ALA163
|
2.1
|
31.1
|
1.0
|
O
|
I:HOH309
|
2.3
|
40.0
|
1.0
|
O
|
I:HOH307
|
2.3
|
44.9
|
1.0
|
O
|
I:SER169
|
2.8
|
32.6
|
1.0
|
C
|
I:ASP166
|
2.9
|
28.6
|
1.0
|
C
|
I:ALA163
|
3.2
|
33.3
|
1.0
|
N
|
I:ASP166
|
3.6
|
30.2
|
1.0
|
C
|
I:SER169
|
3.7
|
29.0
|
1.0
|
CA
|
I:ASP166
|
3.7
|
28.5
|
1.0
|
N
|
I:ALA167
|
3.9
|
27.7
|
1.0
|
CA
|
I:ASP164
|
3.9
|
32.7
|
1.0
|
N
|
I:ASP164
|
4.0
|
34.0
|
1.0
|
CA
|
I:ALA167
|
4.1
|
26.1
|
1.0
|
C
|
I:ASP164
|
4.1
|
31.8
|
1.0
|
CB
|
I:ASP166
|
4.2
|
32.1
|
1.0
|
N
|
I:SER169
|
4.2
|
28.1
|
1.0
|
C
|
I:ALA167
|
4.2
|
29.3
|
1.0
|
CA
|
I:ALA163
|
4.2
|
29.7
|
1.0
|
O
|
I:ALA167
|
4.3
|
25.9
|
1.0
|
O
|
I:ASP164
|
4.3
|
33.8
|
1.0
|
O
|
Y:HOH301
|
4.4
|
53.4
|
1.0
|
CA
|
I:SER169
|
4.4
|
26.4
|
1.0
|
N
|
I:ARG165
|
4.5
|
30.0
|
1.0
|
N
|
I:GLY170
|
4.6
|
28.1
|
1.0
|
CB
|
I:ALA163
|
4.6
|
31.9
|
1.0
|
O
|
I:HOH352
|
4.6
|
26.3
|
1.0
|
CB
|
I:SER169
|
4.7
|
27.4
|
1.0
|
CA
|
I:GLY170
|
4.7
|
28.1
|
1.0
|
OXT
|
I:ASP194
|
4.7
|
37.5
|
1.0
|
O
|
I:HOH355
|
4.8
|
40.5
|
1.0
|
C
|
I:ARG165
|
4.8
|
29.5
|
1.0
|
OD2
|
I:ASP164
|
4.8
|
39.0
|
1.0
|
N
|
I:LEU168
|
4.9
|
26.9
|
1.0
|
|
Magnesium binding site 8 out
of 10 in 1g65
Go back to
Magnesium Binding Sites List in 1g65
Magnesium binding site 8 out
of 10 in the Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 8 of Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
K:Mg301
b:40.3
occ:1.00
|
O
|
W:ASP194
|
2.1
|
40.0
|
1.0
|
O
|
K:SER169
|
2.3
|
24.4
|
1.0
|
O
|
K:ALA163
|
2.4
|
28.5
|
1.0
|
O
|
K:ASP166
|
2.4
|
28.2
|
1.0
|
O
|
K:HOH463
|
2.7
|
58.6
|
1.0
|
NH1
|
K:ARG19
|
3.1
|
46.7
|
1.0
|
C
|
W:ASP194
|
3.3
|
37.8
|
1.0
|
C
|
K:ASP166
|
3.4
|
25.8
|
1.0
|
C
|
K:SER169
|
3.5
|
24.8
|
1.0
|
C
|
K:ALA163
|
3.5
|
30.1
|
1.0
|
CA
|
K:ALA167
|
3.6
|
28.8
|
1.0
|
C
|
K:ALA167
|
3.6
|
29.4
|
1.0
|
O
|
K:ALA167
|
3.6
|
28.3
|
1.0
|
CA
|
W:ASP194
|
3.8
|
35.6
|
1.0
|
N
|
K:SER169
|
3.9
|
27.4
|
1.0
|
N
|
K:ALA167
|
4.0
|
27.8
|
1.0
|
CB
|
W:ASP194
|
4.1
|
34.6
|
1.0
|
CZ
|
K:ARG19
|
4.1
|
46.0
|
1.0
|
CA
|
K:ALA163
|
4.2
|
27.8
|
1.0
|
O
|
K:HIS164
|
4.3
|
26.5
|
1.0
|
CA
|
K:SER169
|
4.3
|
23.3
|
1.0
|
OXT
|
W:ASP194
|
4.3
|
38.9
|
1.0
|
N
|
K:TYR168
|
4.4
|
28.2
|
1.0
|
N
|
K:GLY170
|
4.5
|
27.6
|
1.0
|
O
|
K:ALA162
|
4.5
|
27.4
|
1.0
|
N
|
K:HIS164
|
4.5
|
27.3
|
1.0
|
CA
|
K:GLY170
|
4.6
|
29.5
|
1.0
|
NH2
|
K:ARG19
|
4.6
|
46.5
|
1.0
|
C
|
K:HIS164
|
4.6
|
25.5
|
1.0
|
CA
|
K:ASP166
|
4.7
|
27.7
|
1.0
|
O
|
W:HOH287
|
4.7
|
36.5
|
1.0
|
N
|
K:ASP166
|
4.8
|
29.4
|
1.0
|
CA
|
K:HIS164
|
4.8
|
25.3
|
1.0
|
CB
|
K:SER169
|
4.8
|
25.0
|
1.0
|
O
|
K:HOH459
|
4.8
|
35.0
|
1.0
|
C
|
K:TYR168
|
4.9
|
28.6
|
1.0
|
CG
|
W:ASP194
|
4.9
|
37.6
|
1.0
|
CB
|
K:ALA167
|
4.9
|
31.3
|
1.0
|
NE
|
K:ARG19
|
5.0
|
42.0
|
1.0
|
|
Magnesium binding site 9 out
of 10 in 1g65
Go back to
Magnesium Binding Sites List in 1g65
Magnesium binding site 9 out
of 10 in the Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 9 of Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
L:Mg201
b:39.9
occ:1.00
|
O
|
L:HOH397
|
1.6
|
37.9
|
1.0
|
O
|
L:HIS166
|
2.0
|
26.0
|
1.0
|
O
|
L:HOH327
|
2.3
|
53.2
|
1.0
|
O
|
L:THR163
|
2.3
|
31.5
|
1.0
|
O
|
L:VAL169
|
2.5
|
32.4
|
1.0
|
C
|
L:HIS166
|
3.1
|
25.1
|
1.0
|
C
|
L:THR163
|
3.2
|
33.6
|
1.0
|
O
|
L:HOH399
|
3.3
|
44.0
|
1.0
|
O
|
L:HOH325
|
3.5
|
41.7
|
1.0
|
CG2
|
L:THR163
|
3.5
|
33.4
|
1.0
|
CA
|
L:THR163
|
3.5
|
26.6
|
1.0
|
C
|
L:VAL169
|
3.7
|
28.5
|
1.0
|
CA
|
L:ILE167
|
3.8
|
28.4
|
1.0
|
N
|
L:ILE167
|
3.9
|
26.8
|
1.0
|
NH2
|
L:ARG19
|
4.0
|
41.0
|
1.0
|
C
|
L:ILE167
|
4.1
|
28.8
|
1.0
|
CB
|
L:THR163
|
4.2
|
30.6
|
1.0
|
N
|
L:HIS166
|
4.2
|
27.7
|
1.0
|
N
|
L:VAL169
|
4.2
|
27.8
|
1.0
|
CA
|
L:HIS166
|
4.2
|
23.5
|
1.0
|
O
|
L:ILE167
|
4.4
|
30.6
|
1.0
|
CA
|
L:VAL169
|
4.4
|
29.2
|
1.0
|
O
|
L:ALA162
|
4.4
|
31.6
|
1.0
|
N
|
L:GLU164
|
4.5
|
34.0
|
1.0
|
O
|
L:ASP194
|
4.6
|
47.3
|
1.0
|
N
|
L:GLN168
|
4.7
|
29.9
|
1.0
|
N
|
L:GLY170
|
4.7
|
28.5
|
1.0
|
CB
|
L:VAL169
|
4.7
|
22.0
|
1.0
|
N
|
L:THR163
|
4.8
|
28.2
|
1.0
|
CA
|
L:GLY170
|
4.8
|
32.1
|
1.0
|
OD1
|
L:ASP194
|
4.9
|
46.5
|
1.0
|
C
|
L:GLU164
|
4.9
|
33.9
|
1.0
|
NH2
|
V:ARG19
|
4.9
|
32.1
|
1.0
|
CB
|
L:HIS166
|
4.9
|
23.5
|
1.0
|
|
Magnesium binding site 10 out
of 10 in 1g65
Go back to
Magnesium Binding Sites List in 1g65
Magnesium binding site 10 out
of 10 in the Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 10 of Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
N:Mg201
b:28.3
occ:1.00
|
O
|
N:ILE163
|
2.3
|
26.2
|
1.0
|
O
|
N:ASP166
|
2.8
|
32.4
|
1.0
|
O
|
N:SER169
|
2.8
|
30.6
|
1.0
|
O
|
N:HOH336
|
3.3
|
62.2
|
1.0
|
NH1
|
N:ARG19
|
3.4
|
37.1
|
1.0
|
C
|
N:ILE163
|
3.5
|
30.3
|
1.0
|
CD1
|
1:LEU26
|
3.6
|
25.0
|
1.0
|
C
|
N:SER169
|
3.9
|
30.6
|
1.0
|
C
|
N:ASP166
|
3.9
|
27.3
|
1.0
|
CG2
|
N:ILE163
|
3.9
|
25.6
|
1.0
|
CA
|
N:GLY167
|
4.1
|
27.2
|
1.0
|
CA
|
N:ILE163
|
4.3
|
28.8
|
1.0
|
O
|
N:LYS164
|
4.4
|
31.1
|
1.0
|
CZ
|
N:ARG19
|
4.4
|
33.7
|
1.0
|
N
|
N:GLY167
|
4.5
|
26.3
|
1.0
|
CA
|
N:GLY170
|
4.5
|
32.3
|
1.0
|
C
|
N:GLY167
|
4.6
|
28.9
|
1.0
|
N
|
N:LYS164
|
4.6
|
31.3
|
1.0
|
N
|
N:GLY170
|
4.6
|
29.7
|
1.0
|
N
|
N:SER169
|
4.7
|
31.9
|
1.0
|
C
|
N:LYS164
|
4.7
|
31.7
|
1.0
|
O
|
N:HOH382
|
4.7
|
53.7
|
1.0
|
CB
|
N:ILE163
|
4.8
|
27.3
|
1.0
|
NH2
|
N:ARG19
|
4.8
|
36.4
|
1.0
|
CA
|
N:SER169
|
4.8
|
28.4
|
1.0
|
O
|
N:GLY167
|
4.8
|
31.2
|
1.0
|
CA
|
N:LYS164
|
4.8
|
31.4
|
1.0
|
CG
|
1:LEU26
|
4.9
|
26.6
|
1.0
|
|
Reference:
M.Groll,
K.B.Kim,
N.Kairies,
C.Crews.
Crystal Structure of Epoxomicin:20S Proteasome Reveals A Molecular Basis For Selectivity of Alpha,Beta-Epoxyketone Proteasome Inhibitors J.Am.Chem.Soc. V. 122 1237 2000.
ISSN: ISSN 0002-7863
DOI: 10.1021/JA993588M
Page generated: Tue Aug 13 03:39:25 2024
|