8JZW

Cystal structure of HP1 in complex with TRIM66 peptide

• PDB DOI: https://doi.org/10.2210/pdb8JZW/pdb

• Classification: PROTEIN BINDING
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2023-07-06 Released: 2024-07-10 
• Deposition Author(s): Shen, S.Y., Li, F.D., Shi, Y.Y.
• Funding Organization(s): Other government

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.225 
• R-Value Work: 0.190 
• R-Value Observed: 0.192 

Starting Model: experimental

Literature

Cystal structure of HP1 in complex with TRIM66 peptide

Shen, S.Y., Li, F.D., Shi, Y.Y.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 3-mer - A2B1 Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - A2 

Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 3-mer - A2B1 Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - A2 

Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - A2 

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

Macromolecule Content

• Total Structure Weight: 41.09 kDa 
• Atom Count: 2,368 
• Modelled Residue Count: 275 
• Deposited Residue Count: 356 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Chromobox homolog 3 (HP1 gamma homolog, Drosophila)	A [auth C], B [auth D], D [auth A], E [auth B]	80	Homo sapiens	Mutation(s): 0  Gene Names: CBX3, CCDC32, hCG_1745364, hCG_1999239, tcag7.173
UniProt
Find proteins for A4D177 (Homo sapiens) Explore A4D177  Go to UniProtKB:  A4D177

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
ASN-SER-GLU-HIS-LYS-ILE-PRO-TYR-VAL-ARG-LEU-GLU-ARG-LEU-LYS-ILE-CYS-ALA	C [auth F], F [auth E]	18	Homo sapiens	Mutation(s): 0

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.225 
• R-Value Work: 0.190 
• R-Value Observed: 0.192 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 36.247	α = 90
b = 98.69	β = 97.46
c = 40.741	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
SCALA	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-07-10 
Deposition Author(s): Shen, S.Y., Li, F.D., Shi, Y.Y.

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Funding Organization	Location	Grant Number
Other government	China	--

Revision History  

• Version 1.0: 2024-07-10
  Type: Initial release