Warning
You are using a web browser that we do not support. Our website will not work properly. Please update to a newer version or download a new web browser, such as Chrome or Firefox.
Contact us
Toggle navigation
RCSB PDB
Deposit
Prepare Data
PDBx/mmCIF file
pdb_extract
SF-Tool
Ligand Expo
MAXIT
Validate Data
Validation Server
Validation API
Information for Journals
Validation Task Forces
Deposit Data
wwPDB OneDep System
PDB-Dev
Help and Resources
Deposit FAQ
Validation FAQ
Tutorials
Annotation Policies
Processing Procedures
PDBx/mmCIF Dictionary
PDBx/mmCIF User Guide
Chemical Component Dictionary
Biologically Interesting Molecule Reference Dictionary (BIRD)
BioSync/Beamlines/Facilities
Related Tools
Search
Advanced Search
Sequence Similarity Search
Structure Similarity Search
Chemical Similarity Search
Chemical Sketch Tool
Browse by Annotations
New Entries
Unreleased Entries
PDB Statistics
Visualize
Mol* (MolStar)
Sequence Annotations Viewer
Genome View
Analyze
Pairwise Structure Alignment
Symmetry Resources in the PDB
Structure Quality
Grouping Structures
PDB Citation MeSH Network Explorer
PDB Statistics
EPPIC Biological Assemblies
External Data and Resources
Integrated Resources
Additional Resources
Download
Coordinates and Experimental Data
Sequences
Ligands
File Download Services
Web Services
Learn
Training Courses
Guide to PDB Data
Molecule of the Month
Educational Resources
Curricula
Browse
News
SciArt Galleries
Irving Geis
David Goodsell
About
Contact Us
About RCSB PDB
Vision and Mission
Citation, Usage, Privacy Policies, Logo
News
PDB History
PDB50
User Community
Publications
RCSB PDB Advisory Committee
Team Members
Diversity, Equity, Inclusion, and Access
Service Status
Documentation
General Help
3D Structures in the Protein Data Bank
Computed Structure Models (CSM)
Search and Browse
Basic Search
Advanced Search
Browse Annotations
Visualize and Analyze
Sequence Viewers
Pairwise Structure Alignment
Exploring a 3D Structure
Grouping Structures
Programmatic Access
Additional Resources
Software Supporters
Deposition Resources
FAQs
Glossary
Careers
COVID-19
225,399
Structures from the PDB
1,068,577
Computed Structure Models (CSM)
Navigation Tabs
Structure Summary
Structure
Annotations
Experiment
Sequence
Genome
Versions
Display Files
FASTA Sequence
mmCIF Format
mmCIF Format (Header)
PDB Format
PDB Format (Header)
Download Files
FASTA Sequence
PDBx/mmCIF Format
PDBx/mmCIF Format (gz)
BinaryCIF Format (gz)
PDB Format
PDB Format (gz)
PDBML/XML Format (gz)
EM Map EMD-42774 (map - gz)
Validation Full PDF
Validation (XML - gz)
Validation (CIF - gz)
Biological Assembly 1 (CIF - gz)
Biological Assembly 1 (PDB - gz)
Data API
8UXQ
Structure of Heterochromatin Protein 1 (HP1) alpha in complex with an H2A.Z nucleosome
External Resource: Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Gene Ontology: Gene Product Annotation
Gene Ontology Database Homepage
Chains
Polymer
Molecular Function
Biological Process
Cellular Component
A
,
B [auth C]
Chromobox protein homolog 5
histone deacetylase binding
protein binding
binding
enzyme binding
chromatin binding
ribonucleoprotein complex binding
protein-containing complex binding
protein-macromolecule adaptor activity
molecular adaptor activity
transcription factor binding
DNA-binding transcription factor binding
methylated histone binding
modification-dependent protein binding
histone binding
histone deacetylase binding
protein binding
binding
enzyme binding
chromatin binding
ribonucleoprotein complex binding
protein-containing complex binding
protein-macromolecule adaptor activity
molecular adaptor activity
transcription factor binding
DNA-binding transcription factor binding
methylated histone binding
modification-dependent protein binding
histone binding
methylation-dependent protein binding
identical protein binding
Less
cellular response to stimulus
cellular response to stress
response to stimulus
DNA damage response
response to stress
cellular process
regulation of cellular process
cellular biosynthetic process
negative regulation of biological process
RNA metabolic process
negative regulation of cellular metabolic process
regulation of primary metabolic process
negative regulation of RNA biosynthetic process
RNA biosynthetic process
cellular response to stimulus
cellular response to stress
response to stimulus
DNA damage response
response to stress
cellular process
regulation of cellular process
cellular biosynthetic process
negative regulation of biological process
RNA metabolic process
negative regulation of cellular metabolic process
regulation of primary metabolic process
negative regulation of RNA biosynthetic process
RNA biosynthetic process
nucleobase-containing compound metabolic process
DNA-templated transcription
nucleic acid biosynthetic process
regulation of RNA metabolic process
negative regulation of cellular process
negative regulation of nucleobase-containing compound metabolic process
regulation of nucleobase-containing compound metabolic process
regulation of RNA biosynthetic process
negative regulation of macromolecule metabolic process
regulation of biosynthetic process
negative regulation of DNA-templated transcription
regulation of biological process
cellular metabolic process
negative regulation of metabolic process
biological regulation
primary metabolic process
regulation of cellular metabolic process
regulation of macromolecule metabolic process
nucleobase-containing compound biosynthetic process
gene expression
macromolecule biosynthetic process
nucleic acid metabolic process
negative regulation of cellular biosynthetic process
regulation of cellular biosynthetic process
regulation of gene expression
biosynthetic process
negative regulation of biosynthetic process
negative regulation of macromolecule biosynthetic process
metabolic process
regulation of macromolecule biosynthetic process
macromolecule metabolic process
regulation of DNA-templated transcription
regulation of metabolic process
negative regulation of RNA metabolic process
cellular component organization
chromatin organization
chromatin remodeling
cellular component organization or biogenesis
heterochromatin formation
epigenetic regulation of gene expression
negative regulation of gene expression
negative regulation of gene expression, epigenetic
transcription by RNA polymerase II
regulation of transcription by RNA polymerase II
negative regulation of transcription by RNA polymerase II
Less
membrane-bounded organelle
intracellular anatomical structure
nucleus
membrane-enclosed lumen
intracellular membrane-bounded organelle
cellular anatomical entity
nucleolus
intracellular organelle lumen
intracellular organelle
organelle lumen
organelle
intracellular non-membrane-bounded organelle
nuclear lumen
non-membrane-bounded organelle
membrane-bounded organelle
intracellular anatomical structure
nucleus
membrane-enclosed lumen
intracellular membrane-bounded organelle
cellular anatomical entity
nucleolus
intracellular organelle lumen
intracellular organelle
organelle lumen
organelle
intracellular non-membrane-bounded organelle
nuclear lumen
non-membrane-bounded organelle
organelle envelope
nuclear envelope
endomembrane system
protein-containing complex
histone methyltransferase complex
catalytic complex
nuclear protein-containing complex
transferase complex
nucleoplasm
methyltransferase complex
pericentric heterochromatin
chromatin
chromosome
heterochromatin
chromosomal region
chromosome, centromeric region
kinetochore
condensed chromosome, centromeric region
supramolecular complex
condensed chromosome
chromocenter
histone deacetylase complex
transcription regulator complex
transcription repressor complex
ribonucleoprotein complex
chromosome, telomeric region
site of DNA damage
Less
C [auth E]
,
G [auth K]
Histone H3.2
DNA binding
binding
organic cyclic compound binding
nucleic acid binding
protein heterodimerization activity
protein binding
protein dimerization activity
structural molecule activity
structural constituent of chromatin
-
protein-containing complex
intracellular anatomical structure
protein-DNA complex
nucleosome
chromatin
chromosome
cellular anatomical entity
intracellular organelle
organelle
intracellular non-membrane-bounded organelle
non-membrane-bounded organelle
membrane-bounded organelle
nucleus
membrane-enclosed lumen
protein-containing complex
intracellular anatomical structure
protein-DNA complex
nucleosome
chromatin
chromosome
cellular anatomical entity
intracellular organelle
organelle
intracellular non-membrane-bounded organelle
non-membrane-bounded organelle
membrane-bounded organelle
nucleus
membrane-enclosed lumen
intracellular membrane-bounded organelle
intracellular organelle lumen
nucleoplasm
organelle lumen
nuclear lumen
Less
D [auth F]
,
H [auth L]
Histone H4
DNA binding
binding
organic cyclic compound binding
nucleic acid binding
protein heterodimerization activity
protein binding
protein dimerization activity
structural molecule activity
structural constituent of chromatin
protein-containing complex organization
protein-DNA complex assembly
cellular component organization
protein-DNA complex organization
cellular component biogenesis
cellular component assembly
chromatin organization
protein-containing complex assembly
chromatin remodeling
cellular process
cellular component organization or biogenesis
nucleosome assembly
nucleosome organization
protein-containing complex
intracellular anatomical structure
protein-DNA complex
nucleosome
chromatin
chromosome
cellular anatomical entity
intracellular organelle
organelle
intracellular non-membrane-bounded organelle
non-membrane-bounded organelle
membrane-bounded organelle
nucleus
intracellular membrane-bounded organelle
E [auth G]
,
I [auth M]
Histone H2A.Z
DNA binding
protein-containing complex binding
binding
chromatin binding
organic cyclic compound binding
nucleic acid binding
nucleosome binding
nucleosomal DNA binding
chromatin DNA binding
sequence-specific DNA binding
double-stranded DNA binding
RNA polymerase II transcription regulatory region sequence-specific DNA binding
cis-regulatory region sequence-specific DNA binding
sequence-specific double-stranded DNA binding
DNA binding
protein-containing complex binding
binding
chromatin binding
organic cyclic compound binding
nucleic acid binding
nucleosome binding
nucleosomal DNA binding
chromatin DNA binding
sequence-specific DNA binding
double-stranded DNA binding
RNA polymerase II transcription regulatory region sequence-specific DNA binding
cis-regulatory region sequence-specific DNA binding
sequence-specific double-stranded DNA binding
transcription cis-regulatory region binding
transcription regulatory region nucleic acid binding
RNA polymerase II cis-regulatory region sequence-specific DNA binding
protein heterodimerization activity
protein binding
protein dimerization activity
core promoter sequence-specific DNA binding
RNA polymerase II core promoter sequence-specific DNA binding
structural molecule activity
structural constituent of chromatin
Less
regulation of cellular process
cellular biosynthetic process
negative regulation of biological process
negative regulation of cellular metabolic process
cellular component organization
chromatin organization
negative regulation of cellular process
chromatin remodeling
cellular component organization or biogenesis
negative regulation of macromolecule metabolic process
regulation of biosynthetic process
regulation of biological process
heterochromatin formation
epigenetic regulation of gene expression
regulation of cellular process
cellular biosynthetic process
negative regulation of biological process
negative regulation of cellular metabolic process
cellular component organization
chromatin organization
negative regulation of cellular process
chromatin remodeling
cellular component organization or biogenesis
negative regulation of macromolecule metabolic process
regulation of biosynthetic process
regulation of biological process
heterochromatin formation
epigenetic regulation of gene expression
cellular metabolic process
negative regulation of metabolic process
biological regulation
regulation of cellular metabolic process
regulation of macromolecule metabolic process
gene expression
macromolecule biosynthetic process
negative regulation of cellular biosynthetic process
regulation of cellular biosynthetic process
regulation of gene expression
negative regulation of gene expression
biosynthetic process
negative regulation of biosynthetic process
negative regulation of macromolecule biosynthetic process
negative regulation of gene expression, epigenetic
regulation of macromolecule biosynthetic process
metabolic process
cellular process
macromolecule metabolic process
regulation of metabolic process
cellular response to stimulus
response to lipid
response to stimulus
cellular response to organic cyclic compound
response to oxygen-containing compound
cellular response to oxygen-containing compound
cellular response to chemical stimulus
response to chemical
cellular response to lipid
response to estradiol
cellular response to estradiol stimulus
response to organic cyclic compound
cellular response to nitrogen compound
response to endogenous stimulus
response to peptide hormone
cellular response to peptide hormone stimulus
response to nitrogen compound
cellular response to endogenous stimulus
response to hormone
response to insulin
cellular response to insulin stimulus
cellular response to hormone stimulus
positive regulation of DNA-templated transcription
positive regulation of biological process
RNA metabolic process
positive regulation of cellular metabolic process
positive regulation of macromolecule biosynthetic process
regulation of primary metabolic process
nucleobase-containing compound metabolic process
RNA biosynthetic process
nucleic acid biosynthetic process
positive regulation of metabolic process
DNA-templated transcription
regulation of RNA metabolic process
transcription by RNA polymerase II
positive regulation of biosynthetic process
positive regulation of macromolecule metabolic process
regulation of nucleobase-containing compound metabolic process
positive regulation of cellular process
regulation of RNA biosynthetic process
regulation of transcription by RNA polymerase II
positive regulation of nucleobase-containing compound metabolic process
primary metabolic process
positive regulation of transcription by RNA polymerase II
nucleobase-containing compound biosynthetic process
nucleic acid metabolic process
positive regulation of RNA metabolic process
positive regulation of RNA biosynthetic process
regulation of DNA-templated transcription
positive regulation of cellular biosynthetic process
Less
intracellular organelle
intracellular anatomical structure
organelle
intracellular non-membrane-bounded organelle
chromatin
chromosome
cellular anatomical entity
heterochromatin
non-membrane-bounded organelle
euchromatin
protein-containing complex
protein-DNA complex
nucleosome
membrane-bounded organelle
intracellular organelle
intracellular anatomical structure
organelle
intracellular non-membrane-bounded organelle
chromatin
chromosome
cellular anatomical entity
heterochromatin
non-membrane-bounded organelle
euchromatin
protein-containing complex
protein-DNA complex
nucleosome
membrane-bounded organelle
nucleus
intracellular membrane-bounded organelle
Less
F [auth H]
,
J [auth N]
Histone H2B 1.1
DNA binding
binding
organic cyclic compound binding
nucleic acid binding
protein heterodimerization activity
protein binding
protein dimerization activity
structural molecule activity
structural constituent of chromatin
-
protein-containing complex
intracellular anatomical structure
protein-DNA complex
nucleosome
chromatin
chromosome
cellular anatomical entity
intracellular organelle
organelle
intracellular non-membrane-bounded organelle
non-membrane-bounded organelle
membrane-bounded organelle
nucleus
intracellular membrane-bounded organelle
K [auth I]
DNA Widom601 (208bp) strand1
-
-
-
L [auth J]
DNA Widom601 (208bp) strand2
-
-
-
InterPro: Protein Family Classification
InterPro Database Homepage
Chains
Accession
Name
Type
A
,
B [auth C]
IPR023780
Chromo domain
Domain
A
,
B [auth C]
IPR016197
Chromo-like domain superfamily
Homologous Superfamily
A
,
B [auth C]
IPR023779
Chromo domain, conserved site
Conserved Site
A
,
B [auth C]
IPR008251
Chromo shadow domain
Domain
A
,
B [auth C]
IPR051219
Heterochromatin-associated chromo domain-containing protein
Family
A
,
B [auth C]
IPR000953
Chromo/chromo shadow domain
Domain
A
,
B [auth C]
IPR017984
Chromo domain subgroup
Domain
C [auth E]
,
G [auth K]
IPR009072
Histone-fold
Homologous Superfamily
C [auth E]
,
G [auth K]
IPR007125
Histone H2A/H2B/H3
Domain
C [auth E]
,
G [auth K]
IPR000164
Histone H3/CENP-A
Family
D [auth F]
,
H [auth L]
IPR009072
Histone-fold
Homologous Superfamily
D [auth F]
,
H [auth L]
IPR001951
Histone H4
Family
D [auth F]
,
H [auth L]
IPR035425
CENP-T/Histone H4, histone fold
Domain
D [auth F]
,
H [auth L]
IPR019809
Histone H4, conserved site
Conserved Site
D [auth F]
,
H [auth L]
IPR004823
TATA box binding protein associated factor (TAF), histone-like fold domain
Domain
E [auth G]
,
I [auth M]
IPR009072
Histone-fold
Homologous Superfamily
E [auth G]
,
I [auth M]
IPR007125
Histone H2A/H2B/H3
Domain
E [auth G]
,
I [auth M]
IPR002119
Histone H2A
Family
E [auth G]
,
I [auth M]
IPR032454
Histone H2A, C-terminal domain
Domain
E [auth G]
,
I [auth M]
IPR032458
Histone H2A conserved site
Conserved Site
F [auth H]
,
J [auth N]
IPR009072
Histone-fold
Homologous Superfamily
F [auth H]
,
J [auth N]
IPR007125
Histone H2A/H2B/H3
Domain
F [auth H]
,
J [auth N]
IPR000558
Histone H2B
Family
Pharos: Disease Associations
Pharos Homepage Annotation
Chains
Drug Target  
Associated Disease
A
,
B [auth C]
Pharos
: 
P45973
colorectal cancer
osteosarcoma
primary hyperoxaluria type 1
sarcoidosis
acute myeloid leukemia
astrocytic tumor
cystic fibrosis
large cell medulloblastoma
malignant ependymoma
myocardial infarction
ovarian cancer
primitive neuroectodermal tumor
adrenal cortex carcinoma
atrial fibrillation
colorectal carcinoma
colorectal cancer
osteosarcoma
primary hyperoxaluria type 1
sarcoidosis
acute myeloid leukemia
astrocytic tumor
cystic fibrosis
large cell medulloblastoma
malignant ependymoma
myocardial infarction
ovarian cancer
primitive neuroectodermal tumor
adrenal cortex carcinoma
atrial fibrillation
colorectal carcinoma
glioblastoma
lung adenocarcinoma
malignant glioma
oligodendroglioma
Pick disease
rheumatoid arthritis
Alzheimer disease
atypical teratoid rhabdoid tumor
Colorectal Neoplasms
heart disease
lung carcinoma
medulloblastoma
Less
About
About Us
Citing Us
Publications
Team
Careers
Usage & Privacy
Help
Contact Us
Documentation
Website FAQ
Glossary
Service Status
RCSB PDB (
citation
) is hosted by
RCSB PDB is a member of the
RCSB Partners
Nucleic Acid Knowledgebase
wwPDB Partners
RCSB PDB
PDBe
PDBj
BMRB
EMDB