Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 4-mer - A1B1C1D1 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 4-mer - A2B1C1 

Biological assembly 1 assigned by authors.

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 4-mer - A1B1C1D1 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 4-mer - A2B1C1 

Biological assembly 2 assigned by authors and generated by PISA (software)

Biological Assembly 3  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 4-mer - A1B1C1D1 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 4-mer - A2B1C1 

Biological assembly 3 assigned by authors and generated by PISA (software)

Biological Assembly 4  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 4-mer - A1B1C1D1 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 4-mer - A2B1C1 

Biological assembly 4 assigned by authors and generated by PISA (software)

Biological Assembly 5  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 4-mer - A1B1C1D1 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 4-mer - A2B1C1 

Biological assembly 5 assigned by authors and generated by PISA (software)

Biological Assembly 6  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 4-mer - A1B1C1D1 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 4-mer - A2B1C1 

Biological assembly 6 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 347.73 kDa 
• Atom Count: 17,655 
• Modelled Residue Count: 2,198 
• Deposited Residue Count: 3,120 
• Unique protein chains: 4

 5C3I

Crystal structure of the quaternary complex of histone H3-H4 heterodimer with chaperone ASF1 and the replicative helicase subunit MCM2

• PDB DOI:  https://doi.org/10.2210/pdb5C3I/pdb

• Classification: REPLICATION
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3), Escherichia coli
• Mutation(s): No 


• Deposited: 2015-06-17 Released: 2015-07-29 
• Deposition Author(s): Wang, H., Wang, M., Yang, N., Xu, R.M.
• Funding Organization(s): National Natural Science Foundation of China, MOST

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.50 Å
• R-Value Free: 0.253 
• R-Value Work: 0.216 
• R-Value Observed: 0.217 

Literature

Structure of the quaternary complex of histone H3-H4 heterodimer with chaperone ASF1 and the replicative helicase subunit MCM2

Wang, H., Wang, M., Yang, N., Xu, R.M.

(2015) Protein Cell 6: 693-697

• PubMed: 26186914 
• DOI: https://doi.org/10.1007/s13238-015-0190-0
• Primary Citation of Related Structures:  
  5C3I

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Histone chaperone ASF1A	A, E, I, M, Q, U	188	Homo sapiens	Mutation(s): 0  Gene Names: ASF1A, CGI-98, HSPC146
UniProt & NIH Common Fund Data Resources
Find proteins for Q9Y294 (Homo sapiens) Explore Q9Y294  Go to UniProtKB:  Q9Y294
PHAROS:  Q9Y294

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Histone H3.1	B, F, J, N, R, V	136	Homo sapiens	Mutation(s): 0  Gene Names:  HIST1H3A, H3FA, HIST1H3B, H3FL, HIST1H3C, H3FC, HIST1H3D, H3FB, HIST1H3E, H3FD, HIST1H3F, H3FI, HIST1H3G, H3FH, HIST1H3H, H3FK, HIST1H3I, H3FF, HIST1H3J, H3FJ, H3C1, H3C2, H3C3, H3FC HIST1H3C, H3C4, H3C6, H3C7, H3C8, H3C10, H3C11, H3C12
UniProt & NIH Common Fund Data Resources
Find proteins for P68431 (Homo sapiens) Explore P68431  Go to UniProtKB:  P68431
PHAROS:  P68431

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Histone H4	C, G, K, O, S, W	103	Homo sapiens	Mutation(s): 0  Gene Names:  HIST1H4A, H4/A, H4FA, HIST1H4B, H4/I, H4FI, HIST1H4C, H4/G, H4FG, HIST1H4D, H4/B, H4FB, HIST1H4E, H4/J, H4FJ, HIST1H4F, H4/C, H4FC, HIST1H4H, H4/H, H4FH, HIST1H4I, H4/M, H4FM, HIST1H4J, H4/E, H4FE, HIST1H4K, H4/D, H4FD, HIST1H4L, H4/K, H4FK, HIST2H4A, H4/N, H4F2, H4FN, HIST2H4, HIST2H4B, H4/O, H4FO, HIST4H4, H4C1, H4C2, H4C3, H4C4, H4C5, H4C6, H4C8, H4C9, H4C11, H4C12, H4C13, H4C14, H4C15, H4-16
UniProt & NIH Common Fund Data Resources
Find proteins for P62805 (Homo sapiens) Explore P62805  Go to UniProtKB:  P62805
PHAROS:  P62805

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
DNA replication licensing factor MCM2,MCM2	D, H, L, P, T, X	93	Homo sapiens	Mutation(s): 0  Gene Names: MCM2, BM28, CCNL1, CDCL1, KIAA0030 EC: 3.6.4.12
UniProt & NIH Common Fund Data Resources
Find proteins for P49736 (Homo sapiens) Explore P49736  Go to UniProtKB:  P49736
PHAROS:  P49736

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.50 Å
• R-Value Free: 0.253 
• R-Value Work: 0.216 
• R-Value Observed: 0.217 
• Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 147.704	α = 90
b = 147.704	β = 90
c = 261.796	γ = 120

Software Package:

Software Name	Purpose
DENZO	data collection
HKL-2000	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2015-07-29 
Deposition Author(s): Wang, H., Wang, M., Yang, N., Xu, R.M.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China	China	31210103914
National Natural Science Foundation of China	China	34130018
MOST	China	2015CB856202

Revision History  

• Version 1.0: 2015-07-29
  Type: Initial release
  
• Version 1.1: 2015-09-02
  Changes: Database references
• Version 1.2: 2017-10-18
  Changes: Author supporting evidence, Derived calculations