7WZW

Cryo-EM structure of MEC1-DDC2-MMS

• PDB DOI: https://doi.org/10.2210/pdb7WZW/pdb
• EM Map EMD-32913: EMDB EMDataResource

• Classification: HYDROLASE
• Organism(s): Saccharomyces cerevisiae S288C
• Expression System: Saccharomyces cerevisiae
• Mutation(s): No 


• Deposited: 2022-02-19 Released: 2023-03-01 
• Deposition Author(s): Zhang, Q., Zhang, Q.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

---

Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structures of Mec1/ATR kinase endogenously stimulated by different genotoxins.

Zhang, Q., Wang, P., Wu, T., Zhang, Y., Zheng, Z., Zhou, S., Qian, D., Wang, X., Cai, G.

(2022) Cell Discov 8: 98-98

• PubMed: 36175395 
• DOI: https://doi.org/10.1038/s41421-022-00461-8
• Primary Citation of Related Structures:  
  7WZR, 7WZW

---

Organizational Affiliation: 

The First Affiliated Hospital of USTC, MOE Key Laboratory for Cellular Dynamics, Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, Anhui, China.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Hetero 4-mer - A2B2 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 720.43 kDa 
• Atom Count: 27,738 
• Modelled Residue Count: 5,583 
• Deposited Residue Count: 6,230 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Serine/threonine-protein kinase MEC1	A [auth F], D [auth E]	2,368	Saccharomyces cerevisiae S288C	Mutation(s): 0  Gene Names: MEC1 EC: 2.7.11.1
UniProt
Find proteins for P38111 (Saccharomyces cerevisiae (strain ATCC 204508 / S288c)) Explore P38111  Go to UniProtKB:  P38111

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
DNA damage checkpoint protein LCD1	B [auth C], C [auth D]	747	Saccharomyces cerevisiae S288C	Mutation(s): 0  Gene Names: LCD1
UniProt
Find proteins for Q04377 (Saccharomyces cerevisiae (strain ATCC 204508 / S288c)) Explore Q04377  Go to UniProtKB:  Q04377

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Resolution: 4.00 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-03-01 
Deposition Author(s): Zhang, Q., Zhang, Q.

---

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

Revision History  

• Version 1.0: 2023-03-01
  Type: Initial release
  
• Version 1.1: 2023-03-08
  Changes: Structure summary