chr7-133253161-C-T

Variant summary

Our verdict is Benign. Variant got -18 ACMG points: 0P and 18B. BP4BP6_Very_StrongBP7BS1BS2

The NM_021807.4(EXOC4):​c.60C>T​(p.Pro20=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0019 in 1,614,170 control chromosomes in the GnomAD database, including 63 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.010 ( 36 hom., cov: 32)
Exomes 𝑓: 0.0010 ( 27 hom. )

Consequence

EXOC4
NM_021807.4 synonymous

Scores

2

Clinical Significance

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

Conservation

PhyloP100: 0.237
Variant links:
Genes affected
EXOC4 (HGNC:30389): (exocyst complex component 4) The protein encoded by this gene is a component of the exocyst complex, a multiple protein complex essential for targeting exocytic vesicles to specific docking sites on the plasma membrane. Though best characterized in yeast, the component proteins and functions of exocyst complex have been demonstrated to be highly conserved in higher eukaryotes. At least eight components of the exocyst complex, including this protein, are found to interact with the actin cytoskeletal remodeling and vesicle transport machinery. The complex is also essential for the biogenesis of epithelial cell surface polarity. Alternate transcriptional splice variants, encoding different isoforms, have been characterized. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -18 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.16).
BP6
Variant 7-133253161-C-T is Benign according to our data. Variant chr7-133253161-C-T is described in ClinVar as [Benign]. Clinvar id is 781114.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=0.237 with no splicing effect.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.0103 (1571/152318) while in subpopulation AFR AF= 0.0366 (1523/41574). AF 95% confidence interval is 0.0351. There are 36 homozygotes in gnomad4. There are 729 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 36 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
EXOC4NM_021807.4 linkuse as main transcriptc.60C>T p.Pro20= synonymous_variant 1/18 ENST00000253861.5 NP_068579.3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
EXOC4ENST00000253861.5 linkuse as main transcriptc.60C>T p.Pro20= synonymous_variant 1/181 NM_021807.4 ENSP00000253861 P1Q96A65-1

Frequencies

GnomAD3 genomes
AF:
0.0103
AC:
1569
AN:
152200
Hom.:
36
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0367
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00262
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:
0.0000441
Gnomad OTH
AF:
0.00239
GnomAD3 exomes
AF:
0.00266
AC:
668
AN:
251236
Hom.:
14
AF XY:
0.00177
AC XY:
240
AN XY:
135776
show subpopulations
Gnomad AFR exome
AF:
0.0381
Gnomad AMR exome
AF:
0.000983
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000980
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000705
Gnomad OTH exome
AF:
0.000652
GnomAD4 exome
AF:
0.00102
AC:
1494
AN:
1461852
Hom.:
27
Cov.:
30
AF XY:
0.000828
AC XY:
602
AN XY:
727228
show subpopulations
Gnomad4 AFR exome
AF:
0.0394
Gnomad4 AMR exome
AF:
0.00107
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000580
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000198
Gnomad4 OTH exome
AF:
0.00156
GnomAD4 genome
AF:
0.0103
AC:
1571
AN:
152318
Hom.:
36
Cov.:
32
AF XY:
0.00979
AC XY:
729
AN XY:
74490
show subpopulations
Gnomad4 AFR
AF:
0.0366
Gnomad4 AMR
AF:
0.00261
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.00237
Alfa
AF:
0.00274
Hom.:
0
Bravo
AF:
0.0112
Asia WGS
AF:
0.00231
AC:
9
AN:
3478
EpiCase
AF:
0.0000545
EpiControl
AF:
0.000178

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), LabcorpMay 03, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.16
CADD
Benign
12
DANN
Benign
0.88

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: rs73436933; hg19: chr7-132937917; API