RBBP7

protein-coding

RB binding protein 7, chromatin remodeling factor, the group of EMSY complex|NuRD complex subunits|WD repeat domain containing|SIN3 histone deacetylase complex subunits|Polycomb repressive complex 2|NURF complex

Gene summary

This protein is a ubiquitously expressed nuclear protein and belongs to a highly conserved subfamily of WD-repeat proteins. It is found among several proteins that binds directly to retinoblastoma protein, which regulates cell proliferation. The encoded protein is found in many histone deacetylase complexes, including mSin3 co-repressor complex. It is also present in protein complexes involved in chromatin assembly. This protein can interact with BRCA1 tumor-suppressor gene and may have a role in the regulation of cell proliferation and differentiation. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Nov 2010]

MANE transcript

NM_002893.4

Inheritance

XL

ClinVar variants

P:1U:121B:1

Top phenotype

Spermatogenic failure, X-linked, 9

gnomAD constraint

pLI —, LoF o/e 0.06

Max pathogenic AF

—

Genomic locus

chrX:16,839,283-16,870,362

External References & Databases

Transcript & Mutation Effects

hg38 • Region Span ~31.1 kb
Loading mutation effect viewer...

GenCC Phenotypes & Disease Associations

Curated gene-disease validity assertions and inheritance patterns

spermatogenic failure, X-linked, 9LIMITED

Inheritance Pattern: XL

Disease ID:MONDO:0976123

Submitter: Ambry Genetics

Clinical Genomic Database (CGD)

Spermatogenic failure, X-linked, 9XL

Manifestation: Genitourinary

Intervention: General

Rationale: Genetic knowledge may be beneficial related to issues such as selection of optimal supportive care, informed medical decision-making, prognostic considerations, and avoidance of unnecessary testing

Refs: 35809576; 37843278Source: CGD (NHGRI)

ClinVar Associated Diseases & Phenotypes

Reported disease conditions connected to RBBP7 variants in ClinVar

3 Conditions Cataloged
not specifiedTotal: 25
not providedTotal: 4
Spermatogenic failure, X-linked, 9Total: 1

ClinVar Variants & Pathogenicity by Type

Statistics based on transcript NM_002893.4. Only rare variants are included.

We include only reliable ClinVar variants with their consequences to MANE Select, MANE Plus Clinical transcripts, or transcripts with TSL equal to 1. Click a count to filter the variants table below.

Slight differences between displayed counts and ClinVar may occur due to a different transcript/consequence chosen by our variant effect predictor, or because we classify Benign/Likely benign as Likely benign and Pathogenic/Likely pathogenic as Likely pathogenic.

EffectPLPVUSLBBSum
synonymous
16
clinvar
1
clinvar
17
missense
73
clinvar
73
nonsense
6
clinvar
6
start loss
0
frameshift
1
clinvar
1
splice donor/acceptor (+/-2bp)
26
clinvar
26
Total1012101123
Loading ClinVar variants...

Transcript Catalog

Annotated transcript isoforms across RefSeq and Ensembl databases

Showing 4 of 70 transcripts
Transcript IDSourceProtein IDCoding ExonsMANE Status
NM_002893.4RefSeqNP_002884.112MANE Select
ENST00000380087.7EnsemblENSP00000369427.312MANE Select
NM_001198719.2RefSeqNP_001185648.112Standard
ENST00000380084.8EnsemblENSP00000369424.412Standard

Gene Ontology (GO) Annotations & Pathways

Biological processes, molecular functions, cellular components and pathways

Pathways ConsensusPathDB

  • Retinoblastoma (RB) in Cancer
  • Interactome of polycomb repressive complex 2 (PRC2)
  • ERCC6 (CSB) and EHMT2 (G9a) positively regulate rRNA expression
  • Positive epigenetic regulation of rRNA expression
  • Signal Transduction

Biological Process

  • negative regulation of transcription by RNA polymerase II
  • DNA replication
  • multicellular organism development
  • cell population proliferation
  • histone deacetylation

Molecular Function

  • RNA binding
  • histone deacetylase activity
  • protein binding

Cellular Component

  • nucleus
  • nucleoplasm
  • cytosol
  • NuRD complex
  • ESC/E(Z) complex

gnomAD Constraint

Source: gnomAD

Gene type
protein_coding
Transcript type
protein_coding
Transcript
ENST00000380084
Coding exons
12
Length
31132
Individuals with no LoFs
112025
Homozygous LoFs
0
Heterozygous LoFs
1
Defined
112026
p
0.00000446
Z-ScoreObservedExpectedObserved/ExpectedMutation RateTotal Possible
Missense2.79721760.4090.00001323090
Missense (PolyPhen)1882.8830.217171392
Synonymous-0.8057566.61.130.00000531887
Loss of Function3.59117.00.05900.00000113301

Population LoF Frequency

PopulationCAFp-valueStatus
African00.0absent
Latino/Admixed American00.0absent
Ashkenazi Jewish00.0absent
East Asian00.0absent
Finnish00.0absent
European (Non-Finnish)0.0000130.0000094rare
South Asian00.0absent
Other00.0absent

dbNSFP Gene Annotations

Source: dbNSFP

Function
FUNCTION: Core histone-binding subunit that may target chromatin remodeling factors, histone acetyltransferases and histone deacetylases to their histone substrates in a manner that is regulated by nucleosomal DNA. Component of several complexes which regulate chromatin metabolism. These include the type B histone acetyltransferase (HAT) complex, which is required for chromatin assembly following DNA replication; the core histone deacetylase (HDAC) complex, which promotes histone deacetylation and consequent transcriptional repression; the nucleosome remodeling and histone deacetylase complex (the NuRD complex), which promotes transcriptional repression by histone deacetylation and nucleosome remodeling; and the PRC2/EED-EZH2 complex, which promotes repression of homeotic genes during development; and the NURF (nucleosome remodeling factor) complex. {ECO:0000269|PubMed:10866654}.;

Recessive Scores

pRec
0.314

Intolerance Scores

LoFtool
0.112
RVIS EVS
-0.14
RVIS percentile EVS
42.88

Essentials

Essential (CRISPR)
N
Essential (CRISPR2)
N
Essential (gene trap)
N
Indispensability pred.
N
Indispensability score
0.437

Gene Damage Prediction

AllRecessiveDominant
MendelianMediumMediumMedium
Primary ImmunodeficiencyMediumMediumMedium
CancerMediumMediumMedium
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