16-51140318-G-A

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBS1BS2

The NM_002968.3(SALL1):​c.1904C>T​(p.Pro635Leu) variant causes a missense change. The variant allele was found at a frequency of 0.00304 in 1,614,090 control chromosomes in the GnomAD database, including 28 homozygotes. In-silico tool predicts a benign outcome for this variant. 13/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. P635S) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.0028 ( 1 hom., cov: 32)
Exomes 𝑓: 0.0031 ( 27 hom. )

Consequence

SALL1
NM_002968.3 missense

Scores

1
17

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:5

Conservation

PhyloP100: 5.57
Variant links:
Genes affected
SALL1 (HGNC:10524): (spalt like transcription factor 1) The protein encoded by this gene is a zinc finger transcriptional repressor and may be part of the NuRD histone deacetylase complex (HDAC). Defects in this gene are a cause of Townes-Brocks syndrome (TBS) as well as bronchio-oto-renal syndrome (BOR). Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jul 2008]

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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 (MetaRNN=0.0043956935).
BP6
Variant 16-51140318-G-A is Benign according to our data. Variant chr16-51140318-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 258861.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr16-51140318-G-A is described in Lovd as [Likely_benign].
BS1
Variant frequency is greater than expected in population nfe. gnomad4 allele frequency = 0.00282 (429/152318) while in subpopulation NFE AF= 0.00375 (255/68030). AF 95% confidence interval is 0.00337. There are 1 homozygotes in gnomad4. There are 219 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.
BS2
High AC in GnomAd4 at 429 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SALL1NM_002968.3 linkuse as main transcriptc.1904C>T p.Pro635Leu missense_variant 2/3 ENST00000251020.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SALL1ENST00000251020.9 linkuse as main transcriptc.1904C>T p.Pro635Leu missense_variant 2/31 NM_002968.3 P2Q9NSC2-1

Frequencies

GnomAD3 genomes
AF:
0.00282
AC:
429
AN:
152200
Hom.:
1
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000482
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000589
Gnomad ASJ
AF:
0.000864
Gnomad EAS
AF:
0.00327
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.0117
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00375
Gnomad OTH
AF:
0.000480
GnomAD3 exomes
AF:
0.00324
AC:
812
AN:
250604
Hom.:
5
AF XY:
0.00307
AC XY:
416
AN XY:
135584
show subpopulations
Gnomad AFR exome
AF:
0.000310
Gnomad AMR exome
AF:
0.000665
Gnomad ASJ exome
AF:
0.00179
Gnomad EAS exome
AF:
0.00152
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.0120
Gnomad NFE exome
AF:
0.00407
Gnomad OTH exome
AF:
0.00277
GnomAD4 exome
AF:
0.00306
AC:
4478
AN:
1461772
Hom.:
27
Cov.:
53
AF XY:
0.00310
AC XY:
2251
AN XY:
727192
show subpopulations
Gnomad4 AFR exome
AF:
0.000269
Gnomad4 AMR exome
AF:
0.000648
Gnomad4 ASJ exome
AF:
0.00142
Gnomad4 EAS exome
AF:
0.0116
Gnomad4 SAS exome
AF:
0.0000348
Gnomad4 FIN exome
AF:
0.0125
Gnomad4 NFE exome
AF:
0.00283
Gnomad4 OTH exome
AF:
0.00215
GnomAD4 genome
AF:
0.00282
AC:
429
AN:
152318
Hom.:
1
Cov.:
32
AF XY:
0.00294
AC XY:
219
AN XY:
74476
show subpopulations
Gnomad4 AFR
AF:
0.000481
Gnomad4 AMR
AF:
0.000588
Gnomad4 ASJ
AF:
0.000864
Gnomad4 EAS
AF:
0.00328
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.0117
Gnomad4 NFE
AF:
0.00375
Gnomad4 OTH
AF:
0.000475
Alfa
AF:
0.00358
Hom.:
1
Bravo
AF:
0.00190
TwinsUK
AF:
0.000539
AC:
2
ALSPAC
AF:
0.00104
AC:
4
ESP6500AA
AF:
0.000455
AC:
2
ESP6500EA
AF:
0.00337
AC:
29
ExAC
AF:
0.00336
AC:
408
Asia WGS
AF:
0.000577
AC:
2
AN:
3478
EpiCase
AF:
0.00289
EpiControl
AF:
0.00273

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:5
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Likely benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenJul 01, 2024SALL1: BP4, BS1 -
Benign, criteria provided, single submitterclinical testingGeneDxAug 30, 2018- -
SALL1-related disorder Benign:1
Benign, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesOct 03, 2022This variant is classified as benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -
not specified Benign:1
Benign, criteria provided, single submitterclinical testingGenetic Services Laboratory, University of ChicagoJul 10, 2020- -
Townes syndrome Benign:1
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJan 22, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.070
BayesDel_addAF
Benign
-0.54
T
BayesDel_noAF
Benign
-0.54
CADD
Benign
14
DANN
Benign
0.87
DEOGEN2
Benign
0.26
.;T;T
Eigen
Benign
-0.69
Eigen_PC
Benign
-0.62
FATHMM_MKL
Uncertain
0.90
D
LIST_S2
Benign
0.54
T;T;T
MetaRNN
Benign
0.0044
T;T;T
MetaSVM
Benign
-0.91
T
MutationAssessor
Benign
1.7
.;L;.
MutationTaster
Benign
0.75
D;D;N;N
PrimateAI
Benign
0.32
T
PROVEAN
Benign
-1.7
N;N;N
REVEL
Benign
0.17
Sift
Benign
0.037
D;D;D
Sift4G
Benign
0.13
T;T;.
Polyphen
0.0
.;B;.
Vest4
0.045
MVP
0.18
MPC
0.22
ClinPred
0.015
T
GERP RS
1.8
Varity_R
0.031
gMVP
0.22

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: rs146454164; hg19: chr16-51174229; COSMIC: COSV51754039; COSMIC: COSV51754039; API