7X6V | pdb_00007x6v

lymphocytic choriomeningitis virus polymerase- Matrix Z Protein Complex (LCMV L-Z Complex)

• PDB DOI: https://doi.org/10.2210/pdb7X6V/pdb
• EM Map EMD-33028: EMDB EMDataResource

• Classification: METAL BINDING PROTEIN/TRANSFERASE
• Organism(s): Lymphocytic choriomeningitis virus (strain Armstrong)
• Expression System: Escherichia coli BL21, unidentified baculovirus
• Mutation(s): No 


• Deposited: 2022-03-08 Released: 2023-09-13 
• Deposition Author(s): Liu, L., Lou, Z.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.60 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structure basis for allosteric regulation of lymphocytic choriomeningitis virus polymerase function by Z matrix protein.

Liu, L., Wang, P., Liu, A., Zhang, L., Yan, L., Guo, Y., Xiao, G., Rao, Z., Lou, Z.

(2023) Protein Cell 14: 703-707

• PubMed: 37038286 
• DOI: https://doi.org/10.1093/procel/pwad018
• Primary Citation Related Structures: 
  7X6S, 7X6V

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Organizational Affiliation: 
• MOE Key Laboratory of Protein Science, School of Medicine, Tsinghua University, Beijing 100084, China.
School of Life Sciences, Peking University, Beijing 100080, China.
Kobilka Institute of Innovative Drug Discovery, School of Life and Health Sciences, The Chinese University of Hong Kong, Shenzhen 518100, China.
State key laboratory of Virology and National Virus Resource Center, Wuhan Institute of Virology, Center for Biosafety Mega-Science, Chinese Academy of Sciences, Wuhan 430071, China.
State Key Laboratory of Medicinal Chemical Biology, College of Life Sciences and College of Pharmacy, Nankai University, Tianjin 300350, China.
National Laboratory of Biomacromolecules, CAS Center for Excellence in Biomacromolecules, Institute of Biophysics, Chinese Academy of Sciences, Beijing 100105, China.
Shanghai Institute for Advanced Immunochemical Studies and School of Life Science and Technology, ShanghaiTech University, Shanghai 200120, China.
Innovation Center for Pathogen Research, Guangzhou Laboratory, Guangzhou 510005, China.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors and generated by (software)

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 265.28 kDa 
• Atom Count: 10,903 
• Modeled Residue Count: 1,429 
• Deposited Residue Count: 2,300 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
RING finger protein Z	A [auth B]	90	Lymphocytic choriomeningitis virus (strain Armstrong)	Mutation(s): 0
UniProt
Find proteins for P18541 (Lymphocytic choriomeningitis virus (strain Armstrong)) Explore P18541  Go to UniProtKB:  P18541

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
RNA-directed RNA polymerase L	B [auth A]	2,210	Lymphocytic choriomeningitis virus (strain Armstrong)	Mutation(s): 0  EC: 3.1 (UniProt), 2.7.7.48 (UniProt)
UniProt
Find proteins for P14240 (Lymphocytic choriomeningitis virus (strain Armstrong)) Explore P14240  Go to UniProtKB:  P14240

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN (Subject of Investigation/LOI)	C [auth B], D [auth B]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N
MN (Subject of Investigation/LOI)	E [auth A]	MANGANESE (II) ION Mn WAEMQWOKJMHJLA-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.60 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2023-09-13 
Deposition Author(s): Liu, L., Lou, Z.

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

Revision History  

• Version 1.0: 2023-09-13
  Type: Initial release
  
• Version 1.1: 2023-09-27
  Changes: Database references
• Version 1.2: 2025-07-02
  Changes: Data collection, Structure summary