2-160101832-T-C

Variant summary

Our verdict is Benign. Variant got -19 ACMG points: 0P and 19B. BP4_ModerateBP6_Very_StrongBP7BA1

The NM_000888.5(ITGB6):ā€‹c.2271A>Gā€‹(p.Gly757=) variant causes a splice region, synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000218 in 1,399,780 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. 1/1 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Benign (ā˜…ā˜…).

Frequency

Genomes: š‘“ 0.0051 ( 0 hom., cov: 30)
Exomes š‘“: 0.00018 ( 1 hom. )

Consequence

ITGB6
NM_000888.5 splice_region, synonymous

Scores

2

Clinical Significance

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

Conservation

PhyloP100: 2.05
Variant links:
Genes affected
ITGB6 (HGNC:6161): (integrin subunit beta 6) This gene encodes a protein that is a member of the integrin superfamily. Members of this family are adhesion receptors that function in signaling from the extracellular matrix to the cell. Integrins are heterodimeric integral membrane proteins composed of an alpha chain and a beta chain. The encoded protein forms a dimer with an alpha v chain and this heterodimer can bind to ligands like fibronectin and transforming growth factor beta 1. Alternate splicing results in multiple transcript variants. [provided by RefSeq, Sep 2013]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -19 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.46).
BP6
Variant 2-160101832-T-C is Benign according to our data. Variant chr2-160101832-T-C is described in ClinVar as [Benign]. Clinvar id is 736909.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=2.05 with no splicing effect.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.0817 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
ITGB6NM_000888.5 linkuse as main transcriptc.2271A>G p.Gly757= splice_region_variant, synonymous_variant 15/15 ENST00000283249.7 NP_000879.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
ITGB6ENST00000283249.7 linkuse as main transcriptc.2271A>G p.Gly757= splice_region_variant, synonymous_variant 15/151 NM_000888.5 ENSP00000283249 P1P18564-1

Frequencies

GnomAD3 genomes
AF:
0.00522
AC:
52
AN:
9962
Hom.:
0
Cov.:
30
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.106
Gnomad SAS
AF:
0.0149
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00980
GnomAD3 exomes
AF:
0.000985
AC:
142
AN:
144132
Hom.:
1
AF XY:
0.000861
AC XY:
70
AN XY:
81284
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0168
Gnomad SAS exome
AF:
0.000415
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.000730
GnomAD4 exome
AF:
0.000183
AC:
254
AN:
1389772
Hom.:
1
Cov.:
23
AF XY:
0.000153
AC XY:
106
AN XY:
694732
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000723
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00527
Gnomad4 SAS exome
AF:
0.000185
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
9.49e-7
Gnomad4 OTH exome
AF:
0.000483
GnomAD4 genome
AF:
0.00510
AC:
51
AN:
10008
Hom.:
0
Cov.:
30
AF XY:
0.00655
AC XY:
32
AN XY:
4888
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.106
Gnomad4 SAS
AF:
0.0116
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00893
Alfa
AF:
0.0000306
Hom.:
0
Bravo
AF:
0.000355

ClinVar

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

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpDec 31, 2019- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.46
CADD
Benign
12
DANN
Benign
0.85

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs202190549; hg19: chr2-160958343; API