Biological Assembly 1  

 3D View: Structure

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Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 163927.28 
• Atom Count: 10158 
• Residue Count: 1320 
• Unique protein chains: 1
• Unique nucleic acid chains: 1

6IV6

Cryo-EM structure of AcrVA5-acetylated MbCas12a in complex with crRNA

• DOI: 10.2210/pdb6IV6/pdb
• EMDataResource: EMD-9742

• Classification: IMMUNE SYSTEM/RNA
• Organism(s): Moraxella bovoculi, synthetic construct
• Expression System: Escherichia coli


• Deposited: 2018-12-02 Released: 2019-04-10 
• Deposition Author(s): Dong, L., Li, N., Guan, X., Zhu, Y., Gao, N., Huang, Z.
• Funding Organization(s): National Natural Science Foundation of China 

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.6 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

An anti-CRISPR protein disables type V Cas12a by acetylation.

Dong, L., Guan, X., Li, N., Zhang, F., Zhu, Y., Ren, K., Yu, L., Zhou, F., Han, Z., Gao, N., Huang, Z.

(2019) Nat. Struct. Mol. Biol. 26: 308-314

• PubMed: 30936526 
• Primary Citation of Related Structures:  
  6IUF

Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details
nuclease	A	1261	Moraxella bovoculi	Mutation(s): 0
Find proteins for A0A0U2B2X7 (Moraxella bovoculi) Go to UniProtKB:  A0A0U2B2X7

Entity ID: 2
Molecule	Chains	Length	Organism
RNA (59-MER)	G	59	synthetic construct

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
ALY	A	L-PEPTIDE LINKING	C8 H16 N2 O3		LYS

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.6 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Software Package:

Software Name	Purpose
PHENIX	refinement

Structure Validation

Entry History & Funding Information

Deposition Data

• Deposited Date: 2018-12-02 
• Released Date: 2019-04-10 
• Deposition Author(s): Dong, L., Li, N., Guan, X., Zhu, Y., Gao, N., Huang, Z.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China	China	31825008
National Natural Science Foundation of China	China	31422014

Revision History 

• Version 1.0: 2019-04-10
  Type: Initial release
• Version 1.1: 2019-04-17
  Type: Data collection, Database references