6-69932768-C-T

Variant summary

Our verdict is Benign. Variant got -14 ACMG points: 0P and 14B. BP4_StrongBP6_ModerateBA1

The NM_001858.6(COL19A1):​c.667-15C>T variant causes a splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.116 in 1,514,458 control chromosomes in the GnomAD database, including 11,236 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.11 ( 978 hom., cov: 32)
Exomes 𝑓: 0.12 ( 10258 hom. )

Consequence

COL19A1
NM_001858.6 splice_polypyrimidine_tract, intron

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.504
Variant links:
Genes affected
COL19A1 (HGNC:2196): (collagen type XIX alpha 1 chain) This gene encodes the alpha chain of type XIX collagen, a member of the FACIT collagen family (fibril-associated collagens with interrupted helices). Although the function of this collagen is not known, other members of this collagen family are found in association with fibril-forming collagens such as type I and II, and serve to maintain the integrity of the extracellular matrix. The transcript produced from this gene has an unusually large 3' UTR which has not been completely sequenced. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -14 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.85).
BP6
Variant 6-69932768-C-T is Benign according to our data. Variant chr6-69932768-C-T is described in ClinVar as [Benign]. Clinvar id is 1174254.Status of the report is criteria_provided_single_submitter, 1 stars.
BA1
GnomAd4 highest subpopulation (NFE) allele frequency at 95% confidence interval = 0.123 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
COL19A1NM_001858.6 linkuse as main transcriptc.667-15C>T splice_polypyrimidine_tract_variant, intron_variant ENST00000620364.5 NP_001849.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
COL19A1ENST00000620364.5 linkuse as main transcriptc.667-15C>T splice_polypyrimidine_tract_variant, intron_variant 1 NM_001858.6 ENSP00000480474 P1

Frequencies

GnomAD3 genomes
AF:
0.108
AC:
16349
AN:
151930
Hom.:
977
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0956
Gnomad AMI
AF:
0.123
Gnomad AMR
AF:
0.0921
Gnomad ASJ
AF:
0.208
Gnomad EAS
AF:
0.00115
Gnomad SAS
AF:
0.0959
Gnomad FIN
AF:
0.0831
Gnomad MID
AF:
0.155
Gnomad NFE
AF:
0.125
Gnomad OTH
AF:
0.125
GnomAD3 exomes
AF:
0.101
AC:
22983
AN:
227790
Hom.:
1448
AF XY:
0.104
AC XY:
12840
AN XY:
123658
show subpopulations
Gnomad AFR exome
AF:
0.0909
Gnomad AMR exome
AF:
0.0670
Gnomad ASJ exome
AF:
0.204
Gnomad EAS exome
AF:
0.000476
Gnomad SAS exome
AF:
0.0990
Gnomad FIN exome
AF:
0.0816
Gnomad NFE exome
AF:
0.123
Gnomad OTH exome
AF:
0.119
GnomAD4 exome
AF:
0.117
AC:
159333
AN:
1362410
Hom.:
10258
Cov.:
19
AF XY:
0.117
AC XY:
79618
AN XY:
681488
show subpopulations
Gnomad4 AFR exome
AF:
0.0953
Gnomad4 AMR exome
AF:
0.0718
Gnomad4 ASJ exome
AF:
0.200
Gnomad4 EAS exome
AF:
0.000472
Gnomad4 SAS exome
AF:
0.100
Gnomad4 FIN exome
AF:
0.0837
Gnomad4 NFE exome
AF:
0.124
Gnomad4 OTH exome
AF:
0.118
GnomAD4 genome
AF:
0.108
AC:
16367
AN:
152048
Hom.:
978
Cov.:
32
AF XY:
0.104
AC XY:
7718
AN XY:
74314
show subpopulations
Gnomad4 AFR
AF:
0.0958
Gnomad4 AMR
AF:
0.0919
Gnomad4 ASJ
AF:
0.208
Gnomad4 EAS
AF:
0.00116
Gnomad4 SAS
AF:
0.0953
Gnomad4 FIN
AF:
0.0831
Gnomad4 NFE
AF:
0.125
Gnomad4 OTH
AF:
0.124
Alfa
AF:
0.124
Hom.:
269
Bravo
AF:
0.108
Asia WGS
AF:
0.0450
AC:
158
AN:
3476

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingGeneDxJun 18, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.85
CADD
Benign
6.6
DANN
Benign
0.39

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: rs2345783; hg19: chr6-70642660; API