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1IRU:
Crystal Structure of the mammalian 20S proteasome at 2.75 A resolution
PDB ID:
1IRU
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MMDB ID:
19465
PDB Deposition Date:
2001/10/24
Updated in MMDB:
2023/12
Experimental Method:
x-ray diffraction
Resolution:
2.75 Å
Source Organism:
Bos taurus
Similar Structures:
VAST+
Download sequence data
Biological Unit for 1IRU: 28-meric; determined by author
Molecular Components in 1IRU
Label
Count
Molecule
Proteins (28 molecules)
A
O
2
20S Proteasome
B
P
2
20S Proteasome
C
Q
2
20S Proteasome
D
R
2
20S Proteasome
E
S
2
20S Proteasome
F
T
2
20S Proteasome
G
U
2
20S Proteasome
H
V
2
20S Proteasome
I
W
2
20S Proteasome
J
X
2
20S Proteasome
(Gene symbol:
PSMB3
)
K
Y
2
20S Proteasome
L
Z
2
20S Proteasome
M
1
2
20S Proteasome
N
2
2
20S Proteasome
Chemicals and Non-standard biopolymers (30 molecules)
1
30
MAGNESIUM ION
* Click molecule labels to explore molecular sequence information.
Citing MMDB
Madej T, Lanczycki CJ, Zhang D, Thiessen PA, Geer RC, Marchler-Bauer A, Bryant SH.
"
MMDB and VAST+: tracking structural similarities between macromolecular complexes.
Nucleic Acids Res. 2014 Jan; 42(Database issue)
:D297-303