2-121242351-C-T

Variant summary

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

The NM_014553.3(TFCP2L1):​c.768+8G>A variant causes a splice region, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00246 in 1,613,436 control chromosomes in the GnomAD database, including 22 homozygotes. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.0026 ( 3 hom., cov: 32)
Exomes 𝑓: 0.0025 ( 19 hom. )

Consequence

TFCP2L1
NM_014553.3 splice_region, intron

Scores

2
Splicing: ADA: 0.0002656
2

Clinical Significance

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

Conservation

PhyloP100: 0.0710
Variant links:
Genes affected
TFCP2L1 (HGNC:17925): (transcription factor CP2 like 1) Enables RNA polymerase II cis-regulatory region sequence-specific DNA binding activity. Involved in regulation of transcription by RNA polymerase II. Predicted to be located in cytoplasm and membrane. Predicted to be part of chromatin. Predicted to be active in nucleus. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.66).
BP6
Variant 2-121242351-C-T is Benign according to our data. Variant chr2-121242351-C-T is described in ClinVar as [Benign]. Clinvar id is 780023.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS1
Variant frequency is greater than expected in population mid. gnomad4_exome allele frequency = 0.00245 (3580/1461138) while in subpopulation MID AF= 0.0281 (162/5768). AF 95% confidence interval is 0.0246. There are 19 homozygotes in gnomad4_exome. There are 1936 alleles in male gnomad4_exome subpopulation. Median coverage is 30. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 3 gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TFCP2L1NM_014553.3 linkuse as main transcriptc.768+8G>A splice_region_variant, intron_variant ENST00000263707.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TFCP2L1ENST00000263707.6 linkuse as main transcriptc.768+8G>A splice_region_variant, intron_variant 1 NM_014553.3 P1

Frequencies

GnomAD3 genomes
AF:
0.00261
AC:
397
AN:
152180
Hom.:
3
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000555
Gnomad AMI
AF:
0.00110
Gnomad AMR
AF:
0.00412
Gnomad ASJ
AF:
0.0360
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00249
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.0253
Gnomad NFE
AF:
0.00220
Gnomad OTH
AF:
0.00718
GnomAD3 exomes
AF:
0.00357
AC:
898
AN:
251354
Hom.:
10
AF XY:
0.00391
AC XY:
531
AN XY:
135870
show subpopulations
Gnomad AFR exome
AF:
0.000492
Gnomad AMR exome
AF:
0.00223
Gnomad ASJ exome
AF:
0.0362
Gnomad EAS exome
AF:
0.0000544
Gnomad SAS exome
AF:
0.00340
Gnomad FIN exome
AF:
0.0000463
Gnomad NFE exome
AF:
0.00273
Gnomad OTH exome
AF:
0.00522
GnomAD4 exome
AF:
0.00245
AC:
3580
AN:
1461138
Hom.:
19
Cov.:
30
AF XY:
0.00266
AC XY:
1936
AN XY:
726952
show subpopulations
Gnomad4 AFR exome
AF:
0.00137
Gnomad4 AMR exome
AF:
0.00271
Gnomad4 ASJ exome
AF:
0.0331
Gnomad4 EAS exome
AF:
0.000101
Gnomad4 SAS exome
AF:
0.00295
Gnomad4 FIN exome
AF:
0.0000375
Gnomad4 NFE exome
AF:
0.00165
Gnomad4 OTH exome
AF:
0.00485
GnomAD4 genome
AF:
0.00259
AC:
395
AN:
152298
Hom.:
3
Cov.:
32
AF XY:
0.00273
AC XY:
203
AN XY:
74464
show subpopulations
Gnomad4 AFR
AF:
0.000529
Gnomad4 AMR
AF:
0.00412
Gnomad4 ASJ
AF:
0.0360
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00249
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00219
Gnomad4 OTH
AF:
0.00710
Alfa
AF:
0.00422
Hom.:
1
Bravo
AF:
0.00275
Asia WGS
AF:
0.00318
AC:
11
AN:
3478
EpiCase
AF:
0.00365
EpiControl
AF:
0.00433

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 23, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.66
CADD
Benign
5.4
DANN
Benign
0.74

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.00027
dbscSNV1_RF
Benign
0.010
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: rs142941586; hg19: chr2-121999927; COSMIC: COSV99748972; API