8IKA

Cryo-EM structure of the encapsulin shell from Mycobacterium tuberculosis

• PDB DOI: https://doi.org/10.2210/pdb8IKA/pdb
• EM Map EMD-35507: EMDB EMDataResource

• Classification: VIRUS LIKE PARTICLE
• Organism(s): Mycobacterium tuberculosis H37Rv
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2023-02-28 Released: 2023-03-15 
• Deposition Author(s): Du, Z., Lai, Y., Gao, Y., Rao, Z., Gong, H.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

---

Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.75 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structure of mycobacterium tuberculosis encapsulin

Du, Z., Lai, Y., Gao, Y., Rao, Z., Gong, H.

To be published.

Biological Assembly 1  

Global Symmetry: Icosahedral - I  (Explore in 3D)
Global Stoichiometry: Homo 60-mer - A60 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: microscopy

Macromolecule Content

• Total Structure Weight: 1,731.8 kDa 
• Atom Count: 122,040 
• Modelled Residue Count: 15,900 
• Deposited Residue Count: 15,900 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Type 1 encapsulin shell protein	A [auth A1], AA [auth AR], AB [auth Ar], B [auth A2], BA [auth AS], BB [auth As], C [auth A3], CA [auth AT], CB [auth At], D [auth A4], DA [auth AU], DB [auth Au], E [auth A5], EA [auth AV], EB [auth Av], F [auth A6], FA [auth AW], FB [auth Aw], G [auth A7], GA [auth AX], GB [auth Ax], H [auth A8], HA [auth AY], HB [auth Ay], I [auth A9], IA [auth AZ], J [auth AA], JA [auth Aa], K [auth AB], KA [auth Ab], L [auth AC], LA [auth Ac], M [auth AD], MA [auth Ad], N [auth AE], NA [auth Ae], O [auth AF], OA [auth Af], P [auth AG], PA [auth Ag], Q [auth AH], QA [auth Ah], R [auth AI], RA [auth Ai], S [auth AJ], SA [auth Aj], T [auth AK], TA [auth Ak], U [auth AL], UA [auth Al], V [auth AM], VA [auth Am], W [auth AN], WA [auth An], X [auth AO], XA [auth Ao], Y [auth AP], YA [auth Ap], Z [auth AQ], ZA [auth Aq]	265	Mycobacterium tuberculosis H37Rv	Mutation(s): 0  Gene Names: enc, cfp29, Rv0798c
UniProt
Find proteins for I6WZG6 (Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)) Explore I6WZG6  Go to UniProtKB:  I6WZG6

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.75 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-03-15 
Deposition Author(s): Du, Z., Lai, Y., Gao, Y., Rao, Z., Gong, H.

---

Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	81520108019
National Natural Science Foundation of China (NSFC)	China	32100976
National Natural Science Foundation of China (NSFC)	China	82222042

Revision History  

• Version 1.0: 2023-03-15
  Type: Initial release
  
• Version 1.1: 2024-05-29
  Changes: Data collection