7EG6

Snf5 Finger Helix bound to the nucleosome

• PDB DOI: https://doi.org/10.2210/pdb7EG6/pdb
• NAKB: 7EG6
• EM Map EMD-31106: EMDB EMDataResource

• Classification: DNA BINDING PROTEIN/DNA
• Organism(s): Saccharomyces cerevisiae S288C, Xenopus laevis, synthetic construct
• Expression System: Escherichia coli-Pichia pastoris shuttle vector pPpARG4
• Mutation(s): No 


• Deposited: 2021-03-24 Released: 2022-01-12 
• Deposition Author(s): Chen, Z.C., Chen, K.J., He, Z.Y., Ye, Y.P.

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.10 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structure of the SWI/SNF complex bound to the nucleosome and insights into the functional modularity.

He, Z.Y., Chen, K.J., Ye, Y.P., Chen, Z.C.

(2021) Cell Discov 7: 28-28

• PubMed: 33907182 
• DOI: https://doi.org/10.1038/s41421-021-00262-5
• Primary Citation of Related Structures:  
  7EG6, 7EGM, 7EGP

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Organizational Affiliation: 

Key Laboratory for Protein Sciences of Ministry of Education, School of Life Science, Tsinghua University, Beijing 100084, China.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 9-mer - A2B2C2D2E1 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 9-mer - A6B2C1 Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Hetero 8-mer - A2B2C2D2 

Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Hetero 8-mer - A2B2C2D2 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: cross-linking

Macromolecule Content

• Total Structure Weight: 355.87 kDa 
• Atom Count: 12,118 
• Modelled Residue Count: 1,071 
• Deposited Residue Count: 2,351 
• Unique protein chains: 5
• Unique nucleic acid chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
SWI/SNF chromatin-remodeling complex subunit SNF5	A [auth M]	905	Saccharomyces cerevisiae S288C	Mutation(s): 0  Gene Names: SNF5, SWI10, TYE4, YBR289W, YBR2036
UniProt
Find proteins for P18480 (Saccharomyces cerevisiae (strain ATCC 204508 / S288c)) Explore P18480  Go to UniProtKB:  P18480

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Histone H3.2	B [auth A], F [auth E]	135	Xenopus laevis	Mutation(s): 0
UniProt
Find proteins for P84233 (Xenopus laevis) Explore P84233  Go to UniProtKB:  P84233

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Histone H4	C [auth B], G [auth F]	102	Xenopus laevis	Mutation(s): 0
UniProt
Find proteins for P62799 (Xenopus laevis) Explore P62799  Go to UniProtKB:  P62799

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
Histone H2A type 1	D [auth C], H [auth G]	129	Xenopus laevis	Mutation(s): 0
UniProt
Find proteins for P06897 (Xenopus laevis) Explore P06897  Go to UniProtKB:  P06897

Entity ID: 5
Molecule	Chains	Sequence Length	Organism	Details	Image
Histone H2B 1.1	E [auth D], I [auth H]	122	Xenopus laevis	Mutation(s): 0
UniProt
Find proteins for P02281 (Xenopus laevis) Explore P02281  Go to UniProtKB:  P02281

Entity ID: 6
Molecule	Chains	Length	Organism	Image
DNA (235-MER)	J [auth I]	235	synthetic construct

Entity ID: 7
Molecule	Chains	Length	Organism	Image
DNA (235-MER)	K [auth J]	235	synthetic construct

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.10 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History 

Deposition Data

• Released Date: 2022-01-12 
Deposition Author(s): Chen, Z.C., Chen, K.J., He, Z.Y., Ye, Y.P.

Revision History  

• Version 1.0: 2022-01-12
  Type: Initial release
  
• Version 1.1: 2024-06-05
  Changes: Data collection