chr14-69879699-C-T

Variant summary

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

The NM_001034852.3(SMOC1):​c.21C>T​(p.Ala7=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00169 in 1,578,372 control chromosomes in the GnomAD database, including 3 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.0012 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0017 ( 3 hom. )

Consequence

SMOC1
NM_001034852.3 synonymous

Scores

2

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 0.379
Variant links:
Genes affected
SMOC1 (HGNC:20318): (SPARC related modular calcium binding 1) This gene encodes a multi-domain secreted protein that may have a critical role in ocular and limb development. Mutations in this gene are associated with microphthalmia and limb anomalies. Alternatively spliced transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Mar 2011]

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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=-0.39).
BP6
Variant 14-69879699-C-T is Benign according to our data. Variant chr14-69879699-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 778483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=0.379 with no splicing effect.
BS1
Variant frequency is greater than expected in population nfe. gnomad4 allele frequency = 0.00125 (190/152306) while in subpopulation NFE AF= 0.00181 (123/68002). AF 95% confidence interval is 0.00155. There are 0 homozygotes in gnomad4. There are 94 alleles in male gnomad4 subpopulation. Median coverage is 33. This position pass quality control queck.
BS2
High Homozygotes in GnomAdExome4 at 3 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SMOC1NM_001034852.3 linkuse as main transcriptc.21C>T p.Ala7= synonymous_variant 1/12 ENST00000361956.8
SMOC1NM_022137.6 linkuse as main transcriptc.21C>T p.Ala7= synonymous_variant 1/12
SMOC1XM_005267995.2 linkuse as main transcriptc.21C>T p.Ala7= synonymous_variant 1/12
SMOC1XM_005267996.2 linkuse as main transcriptc.21C>T p.Ala7= synonymous_variant 1/12

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SMOC1ENST00000361956.8 linkuse as main transcriptc.21C>T p.Ala7= synonymous_variant 1/121 NM_001034852.3 A2Q9H4F8-2
SMOC1ENST00000381280.4 linkuse as main transcriptc.21C>T p.Ala7= synonymous_variant 1/121 P4Q9H4F8-1
SMOC1ENST00000555917.1 linkuse as main transcriptn.404+15485C>T intron_variant, non_coding_transcript_variant 4

Frequencies

GnomAD3 genomes
AF:
0.00125
AC:
190
AN:
152190
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.000145
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000916
Gnomad ASJ
AF:
0.00346
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000620
Gnomad FIN
AF:
0.00292
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00181
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.00123
AC:
238
AN:
193996
Hom.:
1
AF XY:
0.00118
AC XY:
128
AN XY:
108536
show subpopulations
Gnomad AFR exome
AF:
0.000191
Gnomad AMR exome
AF:
0.000292
Gnomad ASJ exome
AF:
0.00303
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000898
Gnomad FIN exome
AF:
0.00226
Gnomad NFE exome
AF:
0.00166
Gnomad OTH exome
AF:
0.00162
GnomAD4 exome
AF:
0.00174
AC:
2478
AN:
1426066
Hom.:
3
Cov.:
31
AF XY:
0.00166
AC XY:
1178
AN XY:
708748
show subpopulations
Gnomad4 AFR exome
AF:
0.000156
Gnomad4 AMR exome
AF:
0.000236
Gnomad4 ASJ exome
AF:
0.00297
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000894
Gnomad4 FIN exome
AF:
0.00271
Gnomad4 NFE exome
AF:
0.00194
Gnomad4 OTH exome
AF:
0.00111
GnomAD4 genome
AF:
0.00125
AC:
190
AN:
152306
Hom.:
0
Cov.:
33
AF XY:
0.00126
AC XY:
94
AN XY:
74480
show subpopulations
Gnomad4 AFR
AF:
0.000144
Gnomad4 AMR
AF:
0.000914
Gnomad4 ASJ
AF:
0.00346
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000621
Gnomad4 FIN
AF:
0.00292
Gnomad4 NFE
AF:
0.00181
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.00129
Hom.:
0
Bravo
AF:
0.000835

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:2
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 TuebingenNov 01, 2023SMOC1: BP4, BP7 -
Benign, criteria provided, single submitterclinical testingInvitaeDec 13, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.39
CADD
Benign
13
DANN
Benign
0.91
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.6

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: rs138862255; hg19: chr14-70346416; API