rs370941478

Variant summary

Our verdict is Benign. Variant got -19 ACMG points: 0P and 19B. BP4_ModerateBP6_Very_StrongBP7BS1BS2

The NM_005413.4(SIX3):​c.831G>A​(p.Pro277=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000405 in 1,578,362 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★). Synonymous variant affecting the same amino acid position (i.e. P277P) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.00020 ( 0 hom., cov: 33)
Exomes 𝑓: 0.00043 ( 0 hom. )

Consequence

SIX3
NM_005413.4 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: 1.18
Variant links:
Genes affected
SIX3 (HGNC:10889): (SIX homeobox 3) This gene encodes a member of the sine oculis homeobox transcription factor family. The encoded protein plays a role in eye development. Mutations in this gene have been associated with holoprosencephaly type 2. [provided by RefSeq, Oct 2009]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -19 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.45).
BP6
Variant 2-44944592-G-A is Benign according to our data. Variant chr2-44944592-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 259763.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-44944592-G-A is described in Lovd as [Likely_benign].
BP7
Synonymous conserved (PhyloP=1.18 with no splicing effect.
BS1
Variant frequency is greater than expected in population nfe. gnomad4 allele frequency = 0.000204 (31/152218) while in subpopulation NFE AF= 0.000397 (27/68028). AF 95% confidence interval is 0.00028. There are 0 homozygotes in gnomad4. There are 8 alleles in male gnomad4 subpopulation. Median coverage is 33. This position pass quality control queck.
BS2
High AC in GnomAd4 at 31 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SIX3NM_005413.4 linkuse as main transcriptc.831G>A p.Pro277= synonymous_variant 2/2 ENST00000260653.5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SIX3ENST00000260653.5 linkuse as main transcriptc.831G>A p.Pro277= synonymous_variant 2/21 NM_005413.4 P1

Frequencies

GnomAD3 genomes
AF:
0.000204
AC:
31
AN:
152218
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000482
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000397
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000212
AC:
41
AN:
193448
Hom.:
0
AF XY:
0.000176
AC XY:
19
AN XY:
107866
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000623
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000432
Gnomad OTH exome
AF:
0.000390
GnomAD4 exome
AF:
0.000427
AC:
609
AN:
1426144
Hom.:
0
Cov.:
31
AF XY:
0.000421
AC XY:
298
AN XY:
708180
show subpopulations
Gnomad4 AFR exome
AF:
0.0000916
Gnomad4 AMR exome
AF:
0.000139
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000526
Gnomad4 OTH exome
AF:
0.000354
GnomAD4 genome
AF:
0.000204
AC:
31
AN:
152218
Hom.:
0
Cov.:
33
AF XY:
0.000108
AC XY:
8
AN XY:
74370
show subpopulations
Gnomad4 AFR
AF:
0.0000482
Gnomad4 AMR
AF:
0.000131
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000397
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000108
Hom.:
0
Bravo
AF:
0.000204

ClinVar

Significance: Likely benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact Sciences-- -
Holoprosencephaly 2 Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeMay 06, 2022- -
not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenMay 01, 2023SIX3: BP4, BP7 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.45
CADD
Benign
6.9
DANN
Benign
0.97

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: rs370941478; hg19: chr2-45171731; API