chr16-88879330-C-T

Variant summary

Our verdict is Benign. Variant got -19 ACMG points: 0P and 19B. BP4_ModerateBP6_Very_StrongBP7BS1BS2

The NM_005187.6(CBFA2T3):​c.1602G>A​(p.Ala534Ala) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00222 in 1,611,196 control chromosomes in the GnomAD database, including 75 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.012 ( 43 hom., cov: 33)
Exomes 𝑓: 0.0012 ( 32 hom. )

Consequence

CBFA2T3
NM_005187.6 synonymous

Scores

2

Clinical Significance

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

Conservation

PhyloP100: 0.0160
Variant links:
Genes affected
CBFA2T3 (HGNC:1537): (CBFA2/RUNX1 partner transcriptional co-repressor 3) This gene encodes a member of the myeloid translocation gene family which interact with DNA-bound transcription factors and recruit a range of corepressors to facilitate transcriptional repression. The t(16;21)(q24;q22) translocation is one of the less common karyotypic abnormalities in acute myeloid leukemia. The translocation produces a chimeric gene made up of the 5'-region of the runt-related transcription factor 1 gene fused to the 3'-region of this gene. This gene is also a putative breast tumor suppressor. Alternative splicing results in transcript variants. [provided by RefSeq, Nov 2010]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -19 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.39).
BP6
Variant 16-88879330-C-T is Benign according to our data. Variant chr16-88879330-C-T is described in ClinVar as [Benign]. Clinvar id is 716461.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=0.016 with no splicing effect.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.0119 (1813/152364) while in subpopulation AFR AF= 0.0415 (1726/41590). AF 95% confidence interval is 0.0399. There are 43 homozygotes in gnomad4. There are 849 alleles in male gnomad4 subpopulation. Median coverage is 33. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 43 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
CBFA2T3NM_005187.6 linkuse as main transcriptc.1602G>A p.Ala534Ala synonymous_variant 11/12 ENST00000268679.9 NP_005178.4 O75081-1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
CBFA2T3ENST00000268679.9 linkuse as main transcriptc.1602G>A p.Ala534Ala synonymous_variant 11/121 NM_005187.6 ENSP00000268679.4 O75081-1
CBFA2T3ENST00000327483.9 linkuse as main transcriptc.1344G>A p.Ala448Ala synonymous_variant 10/111 ENSP00000332122.5 O75081-2
CBFA2T3ENST00000563856.1 linkuse as main transcriptn.569G>A non_coding_transcript_exon_variant 2/32
CBFA2T3ENST00000563920.1 linkuse as main transcriptn.707G>A non_coding_transcript_exon_variant 1/22

Frequencies

GnomAD3 genomes
AF:
0.0119
AC:
1812
AN:
152246
Hom.:
43
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0416
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00399
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000414
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000118
Gnomad OTH
AF:
0.00764
GnomAD3 exomes
AF:
0.00313
AC:
775
AN:
247806
Hom.:
13
AF XY:
0.00221
AC XY:
297
AN XY:
134600
show subpopulations
Gnomad AFR exome
AF:
0.0432
Gnomad AMR exome
AF:
0.00171
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000982
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000135
Gnomad OTH exome
AF:
0.000988
GnomAD4 exome
AF:
0.00121
AC:
1770
AN:
1458832
Hom.:
32
Cov.:
31
AF XY:
0.00102
AC XY:
737
AN XY:
725478
show subpopulations
Gnomad4 AFR exome
AF:
0.0414
Gnomad4 AMR exome
AF:
0.00237
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000882
Gnomad4 OTH exome
AF:
0.00280
GnomAD4 genome
AF:
0.0119
AC:
1813
AN:
152364
Hom.:
43
Cov.:
33
AF XY:
0.0114
AC XY:
849
AN XY:
74492
show subpopulations
Gnomad4 AFR
AF:
0.0415
Gnomad4 AMR
AF:
0.00398
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000414
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000118
Gnomad4 OTH
AF:
0.00756
Alfa
AF:
0.00402
Hom.:
5
Bravo
AF:
0.0134
Asia WGS
AF:
0.00115
AC:
4
AN:
3478
EpiCase
AF:
0.000109
EpiControl
AF:
0.000119

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), LabcorpFeb 26, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.39
CADD
Benign
11
DANN
Benign
0.95

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: rs79678180; hg19: chr16-88945738; API