Biological Assembly 1  

 3D View: Structure | 1D-3D View | Electron Density | Validation Report

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 41-mer - A14B14C7D6 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 41-mer - A28B6C1D1E1F1G1H1I1 

Local Symmetry: Cyclic - C7  (3D View)
Local Stoichiometry: Homo 7-mer - C7 Local Symmetry: Cyclic - C6  (3D View)
Local Stoichiometry: Homo 6-mer - D6 Local Symmetry: Dihedral - D7  (3D View)
Local Stoichiometry: Hetero 28-mer - A14B14 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 1209.69 kDa 
• Atom Count: 68262 
• Modelled Residue Count: 8954 
• Deposited Residue Count: 11228 
• Unique protein chains: 4

8D6Y

Structure of the Mycobacterium tuberculosis 20S proteasome bound to the ADP-bound Mpa ATPase

• PDB DOI: 10.2210/pdb8D6Y/pdb
• EM Map EMD-27226: EMDB EMDataResource

• Classification: ANTIMICROBIAL PROTEIN
• Organism(s): Mycobacterium tuberculosis
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2022-06-06 Released: 2022-08-03 
• Deposition Author(s): Xiao, X., Li, H.
• Funding Organization(s): National Institutes of Health/National Library of Medicine (NIH/NLM)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 10.0 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

The beta grasp domain of proteasomal ATPase Mpa makes critical contacts with the Mycobacterium tuberculosis 20S proteasome to facilitate degradation

Xiao, X., Li, H.

(2022) mSphere 

• DOI: 10.1128/msphere.00274-22

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
AAA ATPase forming ring-shaped complexes	A, B, C, D, E, F	609	Mycobacterium tuberculosis	Mutation(s): 0  Gene Names:  arc, mpa, DSI38_15585, E5M05_19030, E5M52_17490, E5M78_17520, ERS007661_01151, ERS007665_00732, ERS007679_01634, ERS007681_02311, ERS007703_01049, ERS007720_01453, ERS007722_00998, ERS007741_01455, ERS023446_02559, ERS024276_00114, ERS027646_02035, ERS027659_02128, ERS027661_00811, ERS094182_01863, F6W99_00704, FRD82_11355, GCL30_10870, SAMEA2683035_00457
UniProt
Find proteins for A0A045JPX7 (Mycobacterium tuberculosis) Explore A0A045JPX7  Go to UniProtKB:  A0A045JPX7

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Proteasome subunit alpha	L [auth G], M [auth H], N [auth I], O [auth J], P [auth K], Q [auth L], R [auth M], S [auth N], OA [auth O], G [auth k], H [auth l], I [auth m], J [auth n], K [auth o]	248	Mycobacterium tuberculosis	Mutation(s): 0  Gene Names: prcA, MRA_2124 EC: 3.4.25.1
UniProt
Find proteins for A5U4D5 (Mycobacterium tuberculosis (strain ATCC 25177 / H37Ra)) Explore A5U4D5  Go to UniProtKB:  A5U4D5

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Proteasome subunit beta	T [auth P], U [auth Q], V [auth R], W [auth S], X [auth T], Y [auth U], Z [auth V], AA [auth W], BA [auth X], CA [auth Y], DA [auth Z], EA [auth a], FA [auth b], GA [auth c]	291	Mycobacterium tuberculosis	Mutation(s): 0  Gene Names:  prcB, E5M05_20980, E5M52_20895, ERS007665_00482, ERS007670_00434, ERS007679_01035, ERS007683_02087, ERS007720_00612, ERS007722_01880, ERS007741_02624, ERS013440_03349, ERS024276_00650, FPJ30_11490, FPJ31_11590, FPJ32_11490, FPJ33_11530, FPJ34_11495, FPJ35_11585, FPJ36_11485, FPJ37_11485, FPJ38_11575, FPJ39_11495, FPJ40_11465, FPJ41_11490, FPJ42_11385, FPJ43_11485, FPJ44_11580, FPJ45_11495, FPJ46_11485, FPJ47_11550, FPJ48_11500, FPJ49_11485, FPJ50_11460, FPJ51_11455, FPJ52_11495, FPJ53_11495, FPJ54_11500, FPJ55_11615, FPJ56_11465, FPJ57_11475, FPJ58_11485, FPJ59_11490, FPJ60_11490, FPJ61_11490, FPJ62_11465, FPJ63_11520, FPJ64_11590, FPJ65_11470, FPJ66_11490, FPJ67_11530, FPJ69_11530, FPJ70_11530, FPJ71_11525, FPJ72_10255, FPJ73_11475, FPJ76_11445, FPJ77_11240, FPJ78_11495, FPJ79_11410, FPJ80_11550, FPJ81_11635, FPJ82_11670, FPJ83_10130, FPJ84_11435, FPJ85_10125, FPJ86_10125, FPJ87_10120, FPJ88_11425, FPJ89_11515, FPJ90_11445, FPJ91_11505, FPJ92_11455, FPJ93_11440, FPJ94_10245, FPJ95_11465, FPJ96_11595, FPJ97_11465, FPJ98_11480, FPJ99_11480, FPK00_11395, FPK01_11425, FPK02_11490, FPK03_11410, FPK04_11460, FPK05_11500, FPK06_11490, FPK07_11495, FPK08_11565, FPK09_11585, FPK10_10235, FPK11_11505, FPK12_11440, FPK13_11490, FPK14_11495, FPK16_11480, FPK17_11575, FPK18_11540, FPK19_11590, FPK20_11585, FPK21_11475, FPK22_11460, HRD52_11055, HRD53_11035, SAMEA2683035_00452 EC: 3.4.25.1
UniProt
Find proteins for A0A045HFG5 (Mycobacterium tuberculosis) Explore A0A045HFG5  Go to UniProtKB:  A0A045HFG5

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
Proteasome-associated ATPase	HA [auth d], IA [auth e], JA [auth f], KA [auth g], LA [auth h], MA [auth i], NA [auth j]	4	Mycobacterium tuberculosis	Mutation(s): 0  Gene Names: mpa, BCG_2132c
UniProt
Find proteins for A1KKF8 (Mycobacterium bovis (strain BCG / Pasteur 1173P2)) Explore A1KKF8  Go to UniProtKB:  A1KKF8

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 10.0 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Deposited Date: 2022-06-06 
• Released Date: 2022-08-03 
Deposition Author(s): Xiao, X., Li, H.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Library of Medicine (NIH/NLM)	United States	R01

Revision History  

• Version 1.0: 2022-08-03
  Type: Initial release