11-124872835-C-T

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The NM_022370.4(ROBO3):​c.1331-49C>T variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.554 in 1,441,680 control chromosomes in the GnomAD database, including 228,409 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.58 ( 26556 hom., cov: 32)
Exomes 𝑓: 0.55 ( 201853 hom. )

Consequence

ROBO3
NM_022370.4 intron

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 0.103
Variant links:
Genes affected
ROBO3 (HGNC:13433): (roundabout guidance receptor 3) This gene is a member of the Roundabout (ROBO) gene family that controls neurite outgrowth, growth cone guidance, and axon fasciculation. ROBO proteins are a subfamily of the immunoglobulin transmembrane receptor superfamily. SLIT proteins 1-3, a family of secreted chemorepellants, are ligands for ROBO proteins and SLIT/ROBO interactions regulate myogenesis, leukocyte migration, kidney morphogenesis, angiogenesis, and vasculogenesis in addition to neurogenesis. This gene, ROBO3, has a putative extracellular domain with five immunoglobulin (Ig)-like loops and three fibronectin (Fn) type III motifs, a transmembrane segment, and a cytoplasmic tail with three conserved signaling motifs: CC0, CC2, and CC3 (CC for conserved cytoplasmic). Unlike other ROBO family members, ROBO3 lacks motif CC1. The ROBO3 gene regulates axonal navigation at the ventral midline of the neural tube. In mouse, loss of Robo3 results in a complete failure of commissural axons to cross the midline throughout the spinal cord and the hindbrain. Mutations ROBO3 result in horizontal gaze palsy with progressive scoliosis (HGPPS); an autosomal recessive disorder characterized by congenital absence of horizontal gaze, progressive scoliosis, and failure of the corticospinal and somatosensory axon tracts to cross the midline in the medulla. [provided by RefSeq, May 2019]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.81).
BP6
Variant 11-124872835-C-T is Benign according to our data. Variant chr11-124872835-C-T is described in ClinVar as [Benign]. Clinvar id is 1327965.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.709 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
ROBO3NM_022370.4 linkuse as main transcriptc.1331-49C>T intron_variant ENST00000397801.6 NP_071765.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
ROBO3ENST00000397801.6 linkuse as main transcriptc.1331-49C>T intron_variant 1 NM_022370.4 ENSP00000380903 P2Q96MS0-1
ROBO3ENST00000538940.5 linkuse as main transcriptc.1265-49C>T intron_variant 5 ENSP00000441797 A2

Frequencies

GnomAD3 genomes
AF:
0.576
AC:
87455
AN:
151878
Hom.:
26540
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.716
Gnomad AMI
AF:
0.549
Gnomad AMR
AF:
0.420
Gnomad ASJ
AF:
0.590
Gnomad EAS
AF:
0.116
Gnomad SAS
AF:
0.391
Gnomad FIN
AF:
0.608
Gnomad MID
AF:
0.589
Gnomad NFE
AF:
0.569
Gnomad OTH
AF:
0.564
GnomAD3 exomes
AF:
0.491
AC:
55080
AN:
112096
Hom.:
15232
AF XY:
0.490
AC XY:
28028
AN XY:
57236
show subpopulations
Gnomad AFR exome
AF:
0.734
Gnomad AMR exome
AF:
0.311
Gnomad ASJ exome
AF:
0.574
Gnomad EAS exome
AF:
0.120
Gnomad SAS exome
AF:
0.386
Gnomad FIN exome
AF:
0.602
Gnomad NFE exome
AF:
0.582
Gnomad OTH exome
AF:
0.501
GnomAD4 exome
AF:
0.551
AC:
710705
AN:
1289684
Hom.:
201853
Cov.:
21
AF XY:
0.547
AC XY:
345755
AN XY:
631700
show subpopulations
Gnomad4 AFR exome
AF:
0.724
Gnomad4 AMR exome
AF:
0.331
Gnomad4 ASJ exome
AF:
0.573
Gnomad4 EAS exome
AF:
0.144
Gnomad4 SAS exome
AF:
0.390
Gnomad4 FIN exome
AF:
0.598
Gnomad4 NFE exome
AF:
0.575
Gnomad4 OTH exome
AF:
0.539
GnomAD4 genome
AF:
0.576
AC:
87504
AN:
151996
Hom.:
26556
Cov.:
32
AF XY:
0.568
AC XY:
42205
AN XY:
74286
show subpopulations
Gnomad4 AFR
AF:
0.716
Gnomad4 AMR
AF:
0.419
Gnomad4 ASJ
AF:
0.590
Gnomad4 EAS
AF:
0.116
Gnomad4 SAS
AF:
0.389
Gnomad4 FIN
AF:
0.608
Gnomad4 NFE
AF:
0.569
Gnomad4 OTH
AF:
0.557
Alfa
AF:
0.556
Hom.:
27624
Bravo
AF:
0.568
Asia WGS
AF:
0.288
AC:
1002
AN:
3478

ClinVar

Significance: Benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

Gaze palsy, familial horizontal, with progressive scoliosis 1 Benign:1
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabNov 07, 2021- -
not provided Benign:1
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.81
CADD
Benign
3.4
DANN
Benign
0.49

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs4606490; hg19: chr11-124742731; COSMIC: COSV67302769; COSMIC: COSV67302769; API