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GeneBe

8-38787709-G-T

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_006283.3(TACC1):c.127G>T(p.Asp43Tyr) variant causes a missense change. The variant allele was found at a frequency of 0.0000508 in 1,536,610 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 Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000079 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000048 ( 0 hom. )

Consequence

TACC1
NM_006283.3 missense

Scores

1
9
8

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 6.15
Variant links:
Genes affected
TACC1 (HGNC:11522): (transforming acidic coiled-coil containing protein 1) This locus may represent a breast cancer candidate gene. It is located close to FGFR1 on a region of chromosome 8 that is amplified in some breast cancers. Several transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jun 2017]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.061688334).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TACC1NM_006283.3 linkuse as main transcriptc.127G>T p.Asp43Tyr missense_variant 1/13 ENST00000317827.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TACC1ENST00000317827.9 linkuse as main transcriptc.127G>T p.Asp43Tyr missense_variant 1/131 NM_006283.3 O75410-1

Frequencies

GnomAD3 genomes
AF:
0.0000789
AC:
12
AN:
152162
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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:
0.000162
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000362
AC:
5
AN:
137954
Hom.:
0
AF XY:
0.0000263
AC XY:
2
AN XY:
76132
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000505
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.000128
Gnomad NFE exome
AF:
0.0000502
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000477
AC:
66
AN:
1384448
Hom.:
0
Cov.:
32
AF XY:
0.0000467
AC XY:
32
AN XY:
684946
show subpopulations
Gnomad4 AFR exome
AF:
0.0000329
Gnomad4 AMR exome
AF:
0.0000315
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000252
Gnomad4 FIN exome
AF:
0.0000507
Gnomad4 NFE exome
AF:
0.0000546
Gnomad4 OTH exome
AF:
0.0000173
GnomAD4 genome
AF:
0.0000789
AC:
12
AN:
152162
Hom.:
0
Cov.:
32
AF XY:
0.0000404
AC XY:
3
AN XY:
74324
show subpopulations
Gnomad4 AFR
AF:
0.0000241
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000162
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000167
Hom.:
0
Bravo
AF:
0.0000869
ExAC
AF:
0.0000266
AC:
3

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsDec 03, 2021The c.127G>T (p.D43Y) alteration is located in exon 1 (coding exon 1) of the TACC1 gene. This alteration results from a G to T substitution at nucleotide position 127, causing the aspartic acid (D) at amino acid position 43 to be replaced by a tyrosine (Y). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.25
BayesDel_addAF
Benign
-0.11
T
BayesDel_noAF
Benign
-0.22
Cadd
Pathogenic
31
Dann
Uncertain
1.0
DEOGEN2
Benign
0.11
T;T;.
Eigen
Uncertain
0.65
Eigen_PC
Uncertain
0.61
FATHMM_MKL
Uncertain
0.94
D
LIST_S2
Uncertain
0.88
D;D;D
M_CAP
Uncertain
0.086
D
MetaRNN
Benign
0.062
T;T;T
MetaSVM
Benign
-0.54
T
MutationTaster
Benign
0.97
D;D;D;D;D;D;D;D;N
PrimateAI
Uncertain
0.75
T
PROVEAN
Pathogenic
-5.3
D;N;N
REVEL
Benign
0.16
Sift
Uncertain
0.0010
D;D;D
Sift4G
Uncertain
0.0040
D;D;D
Polyphen
1.0, 0.99
.;D;D
Vest4
0.42, 0.37
MutPred
0.14
Gain of phosphorylation at D43 (P = 0.0037);Gain of phosphorylation at D43 (P = 0.0037);Gain of phosphorylation at D43 (P = 0.0037);
MVP
0.69
MPC
0.39
ClinPred
0.87
D
GERP RS
4.8
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
2.8
Varity_R
0.28
gMVP
0.14

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: rs745327452; hg19: chr8-38645227; API