Potassium in PDB 5lex: Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom
Enzymatic activity of Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom
All present enzymatic activity of Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom:
3.4.25.1;
Protein crystallography data
The structure of Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom, PDB code: 5lex
was solved by
J.Schrader,
F.Henneberg,
R.Mata,
K.Tittmann,
T.R.Schneider,
H.Stark,
G.Bourenkov,
A.Chari,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
170.89 /
2.20
|
Space group
|
P 21 21 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
113.860,
203.150,
316.020,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
17.7 /
22.1
|
Other elements in 5lex:
The structure of Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom also contains other interesting chemical elements:
Potassium Binding Sites:
The binding sites of Potassium atom in the Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom
(pdb code 5lex). This binding sites where shown within
5.0 Angstroms radius around Potassium atom.
In total 6 binding sites of Potassium where determined in the
Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom, PDB code: 5lex:
Jump to Potassium binding site number:
1;
2;
3;
4;
5;
6;
Potassium binding site 1 out
of 6 in 5lex
Go back to
Potassium Binding Sites List in 5lex
Potassium binding site 1 out
of 6 in the Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 1 of Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
G:K301
b:64.8
occ:1.00
|
O
|
G:MET131
|
2.5
|
53.9
|
1.0
|
O
|
G:TYR125
|
2.6
|
49.8
|
1.0
|
O
|
G:ASN128
|
2.6
|
53.2
|
1.0
|
O
|
G:HOH423
|
2.7
|
53.8
|
1.0
|
OG1
|
G:THR14
|
2.7
|
56.4
|
1.0
|
CG2
|
G:THR14
|
3.5
|
51.7
|
1.0
|
C
|
G:ASN128
|
3.6
|
49.3
|
1.0
|
C
|
G:TYR125
|
3.6
|
46.8
|
1.0
|
CB
|
G:THR14
|
3.7
|
52.5
|
1.0
|
C
|
G:MET131
|
3.7
|
52.4
|
1.0
|
CA
|
G:ALA129
|
4.0
|
50.5
|
1.0
|
C
|
G:ALA129
|
4.0
|
50.9
|
1.0
|
O
|
G:ALA129
|
4.0
|
53.0
|
1.0
|
O
|
F:HOH314
|
4.2
|
50.0
|
1.0
|
N
|
G:ALA129
|
4.2
|
49.2
|
1.0
|
N
|
G:MET131
|
4.3
|
49.4
|
1.0
|
SD
|
G:MET131
|
4.3
|
57.2
|
1.0
|
CA
|
G:TYR125
|
4.4
|
46.6
|
1.0
|
CA
|
G:ARG132
|
4.5
|
46.6
|
1.0
|
N
|
G:THR14
|
4.5
|
48.1
|
1.0
|
CD
|
G:PRO133
|
4.5
|
47.7
|
1.0
|
N
|
G:ARG132
|
4.6
|
49.4
|
1.0
|
N
|
G:ASN128
|
4.6
|
45.3
|
1.0
|
CA
|
G:MET131
|
4.6
|
51.3
|
1.0
|
N
|
G:THR126
|
4.6
|
46.4
|
1.0
|
N
|
G:GLU130
|
4.6
|
51.5
|
1.0
|
CA
|
G:ASN128
|
4.7
|
48.2
|
1.0
|
CA
|
G:THR14
|
4.8
|
50.4
|
1.0
|
C
|
G:ARG132
|
4.8
|
45.2
|
1.0
|
CA
|
G:THR126
|
4.8
|
45.1
|
1.0
|
CG
|
G:MET131
|
4.8
|
53.0
|
1.0
|
CB
|
G:TYR125
|
4.8
|
47.3
|
1.0
|
N
|
G:PRO133
|
4.9
|
45.7
|
1.0
|
C
|
G:THR126
|
4.9
|
45.8
|
1.0
|
O
|
G:HOH488
|
4.9
|
57.0
|
1.0
|
|
Potassium binding site 2 out
of 6 in 5lex
Go back to
Potassium Binding Sites List in 5lex
Potassium binding site 2 out
of 6 in the Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 2 of Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
L:K302
b:74.3
occ:1.00
|
O
|
L:ALA183
|
2.6
|
81.1
|
1.0
|
O
|
L:HOH433
|
2.6
|
63.8
|
1.0
|
O
|
L:THR189
|
2.6
|
76.6
|
1.0
|
O
|
L:ASP186
|
2.6
|
74.5
|
1.0
|
O
|
L:HOH467
|
3.3
|
76.5
|
1.0
|
C
|
L:ALA183
|
3.5
|
74.6
|
1.0
|
C
|
L:ASP186
|
3.7
|
65.6
|
1.0
|
CA
|
L:ALA183
|
3.7
|
73.2
|
1.0
|
C
|
L:THR189
|
3.7
|
67.7
|
1.0
|
O
|
L:VAL187
|
4.0
|
59.0
|
1.0
|
CA
|
L:VAL187
|
4.0
|
61.1
|
1.0
|
O
|
L:HOH417
|
4.1
|
58.7
|
1.0
|
OXT
|
L:ASP213
|
4.1
|
76.5
|
1.0
|
C
|
L:VAL187
|
4.1
|
59.4
|
1.0
|
NH1
|
L:ARG28
|
4.2
|
66.8
|
1.0
|
CB
|
L:ALA183
|
4.3
|
74.6
|
1.0
|
N
|
L:THR189
|
4.3
|
62.9
|
1.0
|
N
|
L:VAL187
|
4.3
|
62.9
|
1.0
|
CA
|
L:THR189
|
4.6
|
65.4
|
1.0
|
N
|
L:GLY190
|
4.7
|
67.4
|
1.0
|
CA
|
L:GLY190
|
4.7
|
67.9
|
1.0
|
N
|
L:GLU184
|
4.7
|
73.4
|
1.0
|
O
|
L:ALA182
|
4.7
|
72.1
|
1.0
|
NH2
|
V:ARG19
|
4.9
|
66.0
|
1.0
|
N
|
L:ASP186
|
4.9
|
65.9
|
1.0
|
CA
|
L:ASP186
|
4.9
|
65.6
|
1.0
|
N
|
L:TYR188
|
4.9
|
58.8
|
1.0
|
CB
|
L:THR189
|
5.0
|
66.0
|
1.0
|
|
Potassium binding site 3 out
of 6 in 5lex
Go back to
Potassium Binding Sites List in 5lex
Potassium binding site 3 out
of 6 in the Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 3 of Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
N:K302
b:58.8
occ:1.00
|
O
|
N:HOH540
|
2.4
|
51.9
|
1.0
|
O
|
N:MET164
|
2.5
|
49.8
|
1.0
|
O
|
N:SER170
|
2.6
|
46.9
|
1.0
|
O
|
N:HOH501
|
2.6
|
46.9
|
1.0
|
O
|
N:ASP167
|
2.6
|
43.2
|
1.0
|
O
|
N:HOH468
|
3.5
|
59.0
|
1.0
|
C
|
N:ASP167
|
3.6
|
39.9
|
1.0
|
C
|
N:MET164
|
3.6
|
44.6
|
1.0
|
C
|
N:SER170
|
3.7
|
43.2
|
1.0
|
NH1
|
N:ARG19
|
3.7
|
38.8
|
1.0
|
O
|
N:HOH416
|
4.0
|
63.1
|
1.0
|
CA
|
N:GLY168
|
4.1
|
39.3
|
1.0
|
N
|
N:GLY168
|
4.1
|
41.6
|
1.0
|
CZ
|
N:ARG19
|
4.3
|
39.6
|
1.0
|
CA
|
N:GLY171
|
4.3
|
41.1
|
1.0
|
O
|
N:GLU165
|
4.4
|
45.8
|
1.0
|
CA
|
N:MET164
|
4.4
|
42.1
|
1.0
|
C
|
N:GLY168
|
4.4
|
39.5
|
1.0
|
O
|
N:GLY168
|
4.5
|
40.4
|
1.0
|
N
|
N:GLY171
|
4.5
|
42.4
|
1.0
|
N
|
N:ASP167
|
4.5
|
41.5
|
1.0
|
C
|
N:GLU165
|
4.5
|
46.4
|
1.0
|
N
|
N:SER170
|
4.5
|
40.1
|
1.0
|
O
|
a:HOH508
|
4.6
|
46.5
|
1.0
|
CA
|
N:ASP167
|
4.6
|
40.5
|
1.0
|
N
|
N:GLU165
|
4.6
|
45.6
|
1.0
|
CA
|
N:SER170
|
4.7
|
41.8
|
1.0
|
NH2
|
N:ARG19
|
4.7
|
39.9
|
1.0
|
CA
|
N:GLU165
|
4.8
|
48.4
|
1.0
|
CB
|
N:MET164
|
4.9
|
41.6
|
1.0
|
N
|
N:ARG166
|
5.0
|
44.8
|
1.0
|
C
|
N:ARG166
|
5.0
|
43.7
|
1.0
|
|
Potassium binding site 4 out
of 6 in 5lex
Go back to
Potassium Binding Sites List in 5lex
Potassium binding site 4 out
of 6 in the Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 4 of Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
U:K301
b:64.3
occ:1.00
|
O
|
U:ASN128
|
2.5
|
64.6
|
1.0
|
O
|
U:MET131
|
2.5
|
66.9
|
1.0
|
O
|
U:TYR125
|
2.5
|
63.8
|
1.0
|
O
|
U:HOH448
|
2.7
|
56.4
|
1.0
|
OG1
|
U:THR14
|
2.8
|
67.1
|
1.0
|
C
|
U:ASN128
|
3.5
|
59.8
|
1.0
|
CG2
|
U:THR14
|
3.6
|
64.6
|
1.0
|
C
|
U:TYR125
|
3.6
|
59.1
|
1.0
|
C
|
U:MET131
|
3.7
|
64.1
|
1.0
|
CB
|
U:THR14
|
3.7
|
64.3
|
1.0
|
CA
|
U:ALA129
|
4.0
|
59.5
|
1.0
|
C
|
U:ALA129
|
4.1
|
59.8
|
1.0
|
O
|
U:ALA129
|
4.1
|
58.0
|
1.0
|
O
|
T:HOH315
|
4.1
|
57.7
|
1.0
|
SD
|
U:MET131
|
4.2
|
74.1
|
1.0
|
N
|
U:ALA129
|
4.2
|
60.2
|
1.0
|
CA
|
U:TYR125
|
4.3
|
58.9
|
1.0
|
N
|
U:MET131
|
4.3
|
62.0
|
1.0
|
N
|
U:ASN128
|
4.4
|
58.3
|
1.0
|
CA
|
U:ARG132
|
4.5
|
60.0
|
1.0
|
CA
|
U:ASN128
|
4.6
|
59.2
|
1.0
|
CA
|
U:MET131
|
4.6
|
64.8
|
1.0
|
N
|
U:THR126
|
4.6
|
58.4
|
1.0
|
N
|
U:ARG132
|
4.6
|
61.2
|
1.0
|
N
|
U:THR14
|
4.6
|
60.2
|
1.0
|
N
|
U:GLU130
|
4.6
|
61.9
|
1.0
|
CD
|
U:PRO133
|
4.6
|
60.7
|
1.0
|
CB
|
U:TYR125
|
4.7
|
59.5
|
1.0
|
CG
|
U:MET131
|
4.8
|
67.6
|
1.0
|
CA
|
U:THR126
|
4.8
|
59.2
|
1.0
|
C
|
U:ARG132
|
4.8
|
58.7
|
1.0
|
CA
|
U:THR14
|
4.8
|
62.0
|
1.0
|
C
|
U:THR126
|
4.8
|
59.6
|
1.0
|
N
|
U:PRO133
|
4.9
|
59.5
|
1.0
|
N
|
U:GLN127
|
5.0
|
58.2
|
1.0
|
|
Potassium binding site 5 out
of 6 in 5lex
Go back to
Potassium Binding Sites List in 5lex
Potassium binding site 5 out
of 6 in the Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 5 of Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
Z:K302
b:70.5
occ:1.00
|
O
|
Z:HOH418
|
2.4
|
61.1
|
1.0
|
O
|
Z:ALA183
|
2.6
|
55.2
|
1.0
|
O
|
Z:THR189
|
2.6
|
58.0
|
1.0
|
O
|
Z:ASP186
|
2.6
|
51.1
|
1.0
|
O
|
H:HOH470
|
3.4
|
62.8
|
1.0
|
C
|
Z:ALA183
|
3.5
|
50.1
|
1.0
|
CA
|
Z:ALA183
|
3.7
|
47.9
|
1.0
|
C
|
Z:THR189
|
3.7
|
50.0
|
1.0
|
C
|
Z:ASP186
|
3.7
|
45.1
|
1.0
|
O
|
Z:HOH468
|
3.9
|
63.2
|
1.0
|
O
|
Z:VAL187
|
4.0
|
41.4
|
1.0
|
CA
|
Z:VAL187
|
4.1
|
45.0
|
1.0
|
C
|
Z:VAL187
|
4.1
|
43.5
|
1.0
|
CB
|
Z:ALA183
|
4.2
|
47.4
|
1.0
|
NH1
|
Z:ARG28
|
4.2
|
50.4
|
1.0
|
OXT
|
Z:ASP213
|
4.3
|
59.1
|
1.0
|
N
|
Z:THR189
|
4.3
|
45.9
|
1.0
|
N
|
Z:VAL187
|
4.4
|
44.4
|
1.0
|
CA
|
Z:THR189
|
4.5
|
47.2
|
1.0
|
CA
|
Z:GLY190
|
4.6
|
48.8
|
1.0
|
N
|
Z:GLY190
|
4.6
|
49.1
|
1.0
|
O
|
Z:ALA182
|
4.7
|
45.8
|
1.0
|
N
|
Z:GLU184
|
4.7
|
50.7
|
1.0
|
N
|
Z:ASP186
|
4.8
|
45.7
|
1.0
|
CA
|
Z:ASP186
|
4.9
|
45.3
|
1.0
|
N
|
Z:TYR188
|
4.9
|
44.2
|
1.0
|
CB
|
Z:THR189
|
4.9
|
49.3
|
1.0
|
N
|
Z:ALA183
|
5.0
|
47.3
|
1.0
|
|
Potassium binding site 6 out
of 6 in 5lex
Go back to
Potassium Binding Sites List in 5lex
Potassium binding site 6 out
of 6 in the Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 6 of Native Human 20S Proteasome in Mg-Acetate at 2.2 Angstrom within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
b:K302
b:63.6
occ:1.00
|
O
|
b:HOH508
|
2.5
|
54.7
|
1.0
|
O
|
b:HOH466
|
2.6
|
48.5
|
1.0
|
O
|
b:MET164
|
2.6
|
57.6
|
1.0
|
O
|
b:SER170
|
2.6
|
60.9
|
1.0
|
O
|
b:ASP167
|
2.6
|
52.9
|
1.0
|
O
|
b:HOH420
|
3.4
|
65.7
|
1.0
|
C
|
b:ASP167
|
3.6
|
46.1
|
1.0
|
C
|
b:MET164
|
3.7
|
51.0
|
1.0
|
C
|
b:SER170
|
3.7
|
51.4
|
1.0
|
NH1
|
b:ARG19
|
3.8
|
48.8
|
1.0
|
CA
|
b:GLY168
|
4.0
|
46.1
|
1.0
|
N
|
b:GLY168
|
4.1
|
46.0
|
1.0
|
O
|
M:HOH403
|
4.3
|
51.6
|
1.0
|
O
|
b:GLU165
|
4.4
|
51.1
|
1.0
|
C
|
b:GLY168
|
4.4
|
45.1
|
1.0
|
CA
|
b:MET164
|
4.4
|
49.4
|
1.0
|
CZ
|
b:ARG19
|
4.4
|
49.6
|
1.0
|
CA
|
b:GLY171
|
4.4
|
52.0
|
1.0
|
O
|
b:GLY168
|
4.4
|
44.7
|
1.0
|
N
|
b:ASP167
|
4.4
|
45.3
|
1.0
|
C
|
b:GLU165
|
4.5
|
50.0
|
1.0
|
N
|
b:GLY171
|
4.5
|
50.8
|
1.0
|
N
|
b:SER170
|
4.6
|
48.2
|
1.0
|
CA
|
b:ASP167
|
4.6
|
45.2
|
1.0
|
N
|
b:GLU165
|
4.6
|
52.2
|
1.0
|
CA
|
b:SER170
|
4.7
|
48.7
|
1.0
|
NH2
|
b:ARG19
|
4.7
|
49.4
|
1.0
|
CA
|
b:GLU165
|
4.8
|
52.9
|
1.0
|
N
|
b:ARG166
|
4.9
|
47.7
|
1.0
|
C
|
b:ARG166
|
4.9
|
47.1
|
1.0
|
CB
|
b:MET164
|
4.9
|
49.5
|
1.0
|
|
Reference:
J.Schrader,
F.Henneberg,
R.A.Mata,
K.Tittmann,
T.R.Schneider,
H.Stark,
G.Bourenkov,
A.Chari.
The Inhibition Mechanism of Human 20S Proteasomes Enables Next-Generation Inhibitor Design. Science V. 353 594 2016.
ISSN: ESSN 1095-9203
PubMed: 27493187
DOI: 10.1126/SCIENCE.AAF8993
Page generated: Mon Aug 12 14:08:46 2024
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