chr18-12325203-G-A

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6BP7BS2

The NM_032525.3(TUBB6):​c.414G>A​(p.Ser138=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00163 in 1,614,092 control chromosomes in the GnomAD database, including 7 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (no stars).

Frequency

Genomes: 𝑓 0.0015 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0016 ( 7 hom. )

Consequence

TUBB6
NM_032525.3 synonymous

Scores

10

Clinical Significance

Likely benign no assertion criteria provided B:1

Conservation

PhyloP100: -0.748
Variant links:
Genes affected
TUBB6 (HGNC:20776): (tubulin beta 6 class V) Predicted to enable GTP binding activity. Predicted to be a structural constituent of cytoskeleton. Predicted to be involved in microtubule cytoskeleton organization and mitotic cell cycle. Located in microtubule. [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 -10 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.007141024).
BP6
Variant 18-12325203-G-A is Benign according to our data. Variant chr18-12325203-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 3053443.Status of the report is no_assertion_criteria_provided, 0 stars.
BP7
Synonymous conserved (PhyloP=-0.748 with no splicing effect.
BS2
High AC in GnomAd4 at 230 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TUBB6NM_032525.3 linkuse as main transcriptc.414G>A p.Ser138= synonymous_variant 4/4 ENST00000317702.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TUBB6ENST00000317702.10 linkuse as main transcriptc.414G>A p.Ser138= synonymous_variant 4/41 NM_032525.3 P1

Frequencies

GnomAD3 genomes
AF:
0.00151
AC:
230
AN:
152200
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000482
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000720
Gnomad ASJ
AF:
0.00230
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000829
Gnomad FIN
AF:
0.00188
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00237
Gnomad OTH
AF:
0.00287
GnomAD3 exomes
AF:
0.00151
AC:
379
AN:
251252
Hom.:
4
AF XY:
0.00160
AC XY:
218
AN XY:
135826
show subpopulations
Gnomad AFR exome
AF:
0.000123
Gnomad AMR exome
AF:
0.000376
Gnomad ASJ exome
AF:
0.00248
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000817
Gnomad FIN exome
AF:
0.00231
Gnomad NFE exome
AF:
0.00222
Gnomad OTH exome
AF:
0.00196
GnomAD4 exome
AF:
0.00164
AC:
2398
AN:
1461774
Hom.:
7
Cov.:
31
AF XY:
0.00164
AC XY:
1195
AN XY:
727206
show subpopulations
Gnomad4 AFR exome
AF:
0.000209
Gnomad4 AMR exome
AF:
0.000403
Gnomad4 ASJ exome
AF:
0.00176
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000788
Gnomad4 FIN exome
AF:
0.00225
Gnomad4 NFE exome
AF:
0.00184
Gnomad4 OTH exome
AF:
0.00149
GnomAD4 genome
AF:
0.00151
AC:
230
AN:
152318
Hom.:
0
Cov.:
32
AF XY:
0.00150
AC XY:
112
AN XY:
74484
show subpopulations
Gnomad4 AFR
AF:
0.000481
Gnomad4 AMR
AF:
0.000719
Gnomad4 ASJ
AF:
0.00230
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000830
Gnomad4 FIN
AF:
0.00188
Gnomad4 NFE
AF:
0.00237
Gnomad4 OTH
AF:
0.00284
Alfa
AF:
0.00179
Hom.:
1
Bravo
AF:
0.00138
TwinsUK
AF:
0.00162
AC:
6
ALSPAC
AF:
0.00182
AC:
7
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.00349
AC:
30
ExAC
AF:
0.00154
AC:
187
Asia WGS
AF:
0.000866
AC:
3
AN:
3478
EpiCase
AF:
0.00218
EpiControl
AF:
0.00219

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

TUBB6-related disorder Benign:1
Likely benign, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesMar 14, 2019This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Benign
-0.31
T
BayesDel_noAF
Benign
-0.22
CADD
Benign
8.5
DANN
Benign
0.94
DEOGEN2
Benign
0.018
T
FATHMM_MKL
Benign
0.22
N
LIST_S2
Benign
0.52
T
M_CAP
Benign
0.014
T
MetaRNN
Benign
0.0071
T
MutationTaster
Benign
1.0
D;D;D;D;N
Sift4G
Benign
0.092
T
Vest4
0.11
MVP
0.84
GERP RS
-1.1
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7

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: rs148645230; hg19: chr18-12325202; API