7Y8T

Structure of Cas7-11-crRNA in complex with TPR-CHAT

• PDB DOI: https://doi.org/10.2210/pdb7Y8T/pdb
• NAKB: 7Y8T
• EM Map EMD-33685: EMDB EMDataResource

• Classification: IMMUNE SYSTEM/RNA
• Organism(s): Candidatus Scalindua brodae
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2022-06-24 Released: 2023-06-28 
• Deposition Author(s): Wang, S., Guo, M., Zhu, Y., Huang, Z.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.90 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Cryo-EM structure of the type III-E CRISPR-Cas effector gRAMP in complex with TPR-CHAT.

Wang, S., Guo, M., Zhu, Y., Lin, Z., Huang, Z.

(2022) Cell Res 32: 1128-1131

• PubMed: 36280712 
• DOI: https://doi.org/10.1038/s41422-022-00738-3
• Primary Citation of Related Structures:  
  7Y8T, 7Y8Y

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Organizational Affiliation: 

HIT Center for Life Sciences, School of Life Science and Technology, Harbin Institute of Technology, Harbin, Heilongjiang, China.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 292.4 kDa 
• Atom Count: 16,754 
• Modelled Residue Count: 2,015 
• Deposited Residue Count: 2,475 
• Unique protein chains: 2
• Unique nucleic acid chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
CHAT domain protein	A [auth B]	716	Candidatus Scalindua brodae	Mutation(s): 0  Gene Names: SCABRO_02601
UniProt
Find proteins for A0A0B0EKL4 (Candidatus Scalindua brodae) Explore A0A0B0EKL4  Go to UniProtKB:  A0A0B0EKL4

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
RAMP superfamily protein	B [auth A]	1,722	Candidatus Scalindua brodae	Mutation(s): 0  Gene Names: SCABRO_02597
UniProt
Find proteins for A0A0B0EGF3 (Candidatus Scalindua brodae) Explore A0A0B0EGF3  Go to UniProtKB:  A0A0B0EGF3

Entity ID: 3
Molecule	Chains	Length	Organism	Image
RNA (37-MER)	C [auth D]	37	Candidatus Scalindua brodae

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN (Subject of Investigation/LOI)	D [auth A], E [auth A], F [auth A], G [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.90 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-06-28 
Deposition Author(s): Wang, S., Guo, M., Zhu, Y., Huang, Z.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	31422014

Revision History  

• Version 1.0: 2023-06-28
  Type: Initial release
  
• Version 1.1: 2024-01-10
  Changes: Data collection, Database references