chr9-134785112-C-T

Variant summary

Our verdict is Benign. Variant got -16 ACMG points: 0P and 16B. BP4_StrongBP6_Very_StrongBS2

The NM_000093.5(COL5A1):​c.2592+16C>T variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000803 in 1,593,132 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 (★★).

Frequency

Genomes: 𝑓 0.00031 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000056 ( 0 hom. )

Consequence

COL5A1
NM_000093.5 intron

Scores

2

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:4

Conservation

PhyloP100: -1.87
Variant links:
Genes affected
COL5A1 (HGNC:2209): (collagen type V alpha 1 chain) This gene encodes an alpha chain for one of the low abundance fibrillar collagens. Fibrillar collagen molecules are trimers that can be composed of one or more types of alpha chains. Type V collagen is found in tissues containing type I collagen and appears to regulate the assembly of heterotypic fibers composed of both type I and type V collagen. This gene product is closely related to type XI collagen and it is possible that the collagen chains of types V and XI constitute a single collagen type with tissue-specific chain combinations. The encoded procollagen protein occurs commonly as the heterotrimer pro-alpha1(V)-pro-alpha1(V)-pro-alpha2(V). Mutations in this gene are associated with Ehlers-Danlos syndrome, types I and II. Alternative splicing of this gene results in multiple transcript variants. [provided by RefSeq, May 2013]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -16 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.94).
BP6
Variant 9-134785112-C-T is Benign according to our data. Variant chr9-134785112-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 255064.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS2
High AC in GnomAd4 at 47 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
COL5A1NM_000093.5 linkuse as main transcriptc.2592+16C>T intron_variant ENST00000371817.8
COL5A1NM_001278074.1 linkuse as main transcriptc.2592+16C>T intron_variant
COL5A1XM_017014266.3 linkuse as main transcriptc.2592+16C>T intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
COL5A1ENST00000371817.8 linkuse as main transcriptc.2592+16C>T intron_variant 1 NM_000093.5 P4P20908-1
COL5A1ENST00000371820.4 linkuse as main transcriptc.2592+16C>T intron_variant 2 A2P20908-2

Frequencies

GnomAD3 genomes
AF:
0.000309
AC:
47
AN:
152196
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00101
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000262
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:
0.00
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.0000767
AC:
19
AN:
247702
Hom.:
1
AF XY:
0.0000446
AC XY:
6
AN XY:
134510
show subpopulations
Gnomad AFR exome
AF:
0.000750
Gnomad AMR exome
AF:
0.0000290
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000328
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000451
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000562
AC:
81
AN:
1440818
Hom.:
0
Cov.:
27
AF XY:
0.0000557
AC XY:
40
AN XY:
717938
show subpopulations
Gnomad4 AFR exome
AF:
0.00118
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.0000385
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.0000233
Gnomad4 FIN exome
AF:
0.0000381
Gnomad4 NFE exome
AF:
0.0000137
Gnomad4 OTH exome
AF:
0.000235
GnomAD4 genome
AF:
0.000309
AC:
47
AN:
152314
Hom.:
0
Cov.:
33
AF XY:
0.000322
AC XY:
24
AN XY:
74462
show subpopulations
Gnomad4 AFR
AF:
0.00101
Gnomad4 AMR
AF:
0.000261
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.0000434
Hom.:
0
Bravo
AF:
0.000302

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:4
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

Ehlers-Danlos syndrome, classic type, 1 Benign:2
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabMar 15, 2022- -
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJan 04, 2024- -
not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact Sciences-- -
Fibromuscular dysplasia, multifocal Benign:1
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabMar 15, 2022- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.94
CADD
Benign
0.36
DANN
Benign
0.55

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: rs145429817; hg19: chr9-137676958; API