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GeneBe

20-43681786-C-T

Variant summary

Our verdict is Benign. Variant got -15 ACMG points: 0P and 15B. BP4_StrongBP6_ModerateBP7BA1

The NM_002466.4(MYBL2):​c.117C>T​(p.Asp39=) variant causes a splice region, synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0058 in 1,614,110 control chromosomes in the GnomAD database, including 468 homozygotes. In-silico tool predicts a benign outcome for this variant. 1/1 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.031 ( 249 hom., cov: 33)
Exomes 𝑓: 0.0032 ( 219 hom. )

Consequence

MYBL2
NM_002466.4 splice_region, synonymous

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.242
Variant links:
Genes affected
MYBL2 (HGNC:7548): (MYB proto-oncogene like 2) The protein encoded by this gene, a member of the MYB family of transcription factor genes, is a nuclear protein involved in cell cycle progression. The encoded protein is phosphorylated by cyclin A/cyclin-dependent kinase 2 during the S-phase of the cell cycle and possesses both activator and repressor activities. It has been shown to activate the cell division cycle 2, cyclin D1, and insulin-like growth factor-binding protein 5 genes. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jul 2013]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -15 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.59).
BP6
Variant 20-43681786-C-T is Benign according to our data. Variant chr20-43681786-C-T is described in ClinVar as [Benign]. Clinvar id is 778894.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=-0.242 with no splicing effect.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.105 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MYBL2NM_002466.4 linkuse as main transcriptc.117C>T p.Asp39= splice_region_variant, synonymous_variant 3/14 ENST00000217026.5
MYBL2NM_001278610.2 linkuse as main transcriptc.115-1008C>T intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MYBL2ENST00000217026.5 linkuse as main transcriptc.117C>T p.Asp39= splice_region_variant, synonymous_variant 3/141 NM_002466.4 P1P10244-1
MYBL2ENST00000396863.8 linkuse as main transcriptc.115-1008C>T intron_variant 2 P10244-2

Frequencies

GnomAD3 genomes
AF:
0.0310
AC:
4713
AN:
152130
Hom.:
244
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.107
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0136
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.0127
Gnomad NFE
AF:
0.000265
Gnomad OTH
AF:
0.0244
GnomAD3 exomes
AF:
0.00791
AC:
1988
AN:
251390
Hom.:
106
AF XY:
0.00556
AC XY:
756
AN XY:
135884
show subpopulations
Gnomad AFR exome
AF:
0.109
Gnomad AMR exome
AF:
0.00503
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000196
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000246
Gnomad OTH exome
AF:
0.00228
GnomAD4 exome
AF:
0.00317
AC:
4631
AN:
1461862
Hom.:
219
Cov.:
30
AF XY:
0.00274
AC XY:
1995
AN XY:
727240
show subpopulations
Gnomad4 AFR exome
AF:
0.109
Gnomad4 AMR exome
AF:
0.00588
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000313
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000154
Gnomad4 OTH exome
AF:
0.00798
GnomAD4 genome
AF:
0.0311
AC:
4738
AN:
152248
Hom.:
249
Cov.:
33
AF XY:
0.0296
AC XY:
2202
AN XY:
74454
show subpopulations
Gnomad4 AFR
AF:
0.107
Gnomad4 AMR
AF:
0.0136
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000265
Gnomad4 OTH
AF:
0.0242
Alfa
AF:
0.0131
Hom.:
45
Bravo
AF:
0.0353
Asia WGS
AF:
0.00779
AC:
28
AN:
3478
EpiCase
AF:
0.000164
EpiControl
AF:
0.000415

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 testingInvitaeJul 31, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.59
CADD
Benign
4.1
DANN
Benign
0.87
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
2.7

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.060
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: rs2227937; hg19: chr20-42310426; API