RIPPLY2

protein-coding

ripply transcriptional repressor 2

Gene summary

This gene encodes a nuclear protein that belongs to a novel family of proteins required for vertebrate somitogenesis. Members of this family have a tetrapeptide WRPW motif that is required for interaction with the transcriptional repressor Groucho and a carboxy-terminal Ripply homology domain/Bowline-DSCR-Ledgerline conserved region required for transcriptional repression. Null mutant mice die soon after birth and display defects in axial skeleton segmentation due to defective somitogenesis. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Feb 2016]

Previous symbols:
  • C6orf159

MANE transcript

NM_001009994.3

Inheritance

AR

ClinVar variants

P:2U:54B:21

Top phenotype

Spondylocostal dysostosis 6, autosomal recessive

gnomAD constraint

pLI —, LoF o/e 0.55

Max pathogenic AF

—

Genomic locus

chr6:83,853,360-83,857,515

External References & Databases

Transcript & Mutation Effects

hg38 • Region Span ~4.2 kb
Loading mutation effect viewer...

GenCC Phenotypes & Disease Associations

Curated gene-disease validity assertions and inheritance patterns

spondylocostal dysostosis 6, autosomal recessiveLIMITED

Inheritance Pattern: AR

Disease ID:MONDO:0014694

Submitter: Ambry Genetics

spondylocostal dysostosis 6, autosomal recessiveLIMITED

Inheritance Pattern: Unknown

Disease ID:MONDO:0014694

Submitter: Labcorp Genetics (formerly Invitae)

spondylocostal dysostosis 6, autosomal recessiveSTRONG

Inheritance Pattern: AR

Disease ID:MONDO:0014694

Submitter: PanelApp Australia

autosomal recessive spondylocostal dysostosisSUPPORTIVE

Inheritance Pattern: AR

Disease ID:MONDO:0010180

Submitter: Orphanet

spondylocostal dysostosis 6, autosomal recessiveSTRONG

Inheritance Pattern: AR

Disease ID:MONDO:0014694

Submitter: Labcorp Genetics (formerly Invitae)

Clinical Genomic Database (CGD)

Spondylocostal dysostosis 6, autosomal recessiveAR

Manifestation: Musculoskeletal

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: 25343988Source: CGD (NHGRI)

ClinVar Associated Diseases & Phenotypes

Reported disease conditions connected to RIPPLY2 variants in ClinVar

6 Conditions Cataloged
not providedTotal: 79
not specifiedTotal: 29
RIPPLY2-related disorderTotal: 3
Spondylocostal dysostosis 6, autosomal recessiveTotal: 2
Spondylocostal dysostosis 2, autosomal recessiveTotal: 2
Klippel-Feil syndrome 2, autosomal recessiveTotal: 1

ClinVar Variants & Pathogenicity by Type

Statistics based on transcript NM_001009994.3. 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
1
clinvar
18
clinvar
1
clinvar
20
missense
46
clinvar
2
clinvar
48
nonsense
1
clinvar
1
clinvar
2
start loss
0
frameshift
1
clinvar
2
clinvar
3
splice donor/acceptor (+/-2bp)
4
clinvar
4
Total025420177

Highest pathogenic variant AF is 0.0001722749

Loading ClinVar variants...

Transcript Catalog

Annotated transcript isoforms across RefSeq and Ensembl databases

Showing 4 of 5 transcripts
Transcript IDSourceProtein IDCoding ExonsMANE Status
NM_001009994.3RefSeqNP_001009994.14MANE Select
ENST00000369689.6EnsemblENSP00000358703.14MANE Select
NM_001400899.1RefSeqNP_001387828.12Standard
NM_001400900.1RefSeqNP_001387829.13Standard

Gene Ontology (GO) Annotations & Pathways

Biological processes, molecular functions, cellular components and pathways

Pathways ConsensusPathDB

  • Gene regulatory network modelling somitogenesis

Biological Process

  • negative regulation of transcription by RNA polymerase II
  • ossification
  • somitogenesis
  • Notch signaling pathway
  • determination of left/right symmetry

Molecular Function

  • protein binding

Cellular Component

  • nucleus

gnomAD Constraint

Source: gnomAD

Gene type
protein_coding
Transcript type
protein_coding
Transcript
ENST00000369689
Coding exons
4
Length
4250
Individuals with no LoFs
125687
Homozygous LoFs
0
Heterozygous LoFs
32
Defined
125719
p
0.000127
Z-ScoreObservedExpectedObserved/ExpectedMutation RateTotal Possible
Missense-0.5558269.01.190.00000314817
Missense (PolyPhen)2520.4271.2239286
Synonymous0.9412127.20.7710.00000137230
Loss of Function1.1147.220.5543.05e-791

Population LoF Frequency

PopulationCAFp-valueStatus
African0.0000620.000062rare
Latino/Admixed American00.0absent
Ashkenazi Jewish00.0absent
East Asian00.0absent
Finnish00.0absent
European (Non-Finnish)0.000270.00027rare
South Asian00.0absent
Other00.0absent

dbNSFP Gene Annotations

Source: dbNSFP

Function
FUNCTION: Plays a role in somitogenesis. Required for somite segregation and establishment of rostrocaudal polarity in somites (By similarity). {ECO:0000250|UniProtKB:Q2WG76}.;
Disease
DISEASE: Spondylocostal dysostosis 6, autosomal recessive (SCDO6) [MIM:616566]: A form of spondylocostal dysostosis, a condition of variable severity associated with vertebral and rib segmentation defects. The main skeletal malformations include fusion of vertebrae, hemivertebrae, fusion of certain ribs, and other rib malformations. Deformity of the chest and spine (severe scoliosis, kyphoscoliosis and lordosis) is a natural consequence of the malformation and leads to a dwarf-like appearance. As the thorax is small, infants frequently have respiratory insufficiency and repeated respiratory infections resulting in life-threatening complications in the first year of life. {ECO:0000269|PubMed:25343988}. Note=The disease is caused by mutations affecting the gene represented in this entry.;

Intolerance Scores

LoFtool
0.419
RVIS EVS
-0.03
RVIS percentile EVS
51.04

Essentials

Essential (CRISPR)
N
Essential (CRISPR2)
N
Essential (gene trap)
N
Indispensability pred.
N
Indispensability score
0.231

Gene Damage Prediction

AllRecessiveDominant
MendelianMediumMediumMedium
Primary ImmunodeficiencyMediumMediumMedium
CancerMediumMediumMedium
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