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GeneBe

X-70199318-T-A

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_198512.3(DGAT2L6):​c.133T>A​(p.Phe45Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000281 in 1,193,969 control chromosomes in the GnomAD database, including 1 homozygotes. There are 177 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. 12/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00013 ( 0 hom., 4 hem., cov: 23)
Exomes 𝑓: 0.00030 ( 1 hom. 173 hem. )

Consequence

DGAT2L6
NM_198512.3 missense

Scores

5
12

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 1.53
Variant links:
Genes affected
DGAT2L6 (HGNC:23250): (diacylglycerol O-acyltransferase 2 like 6) This gene is a member of the diacylglycerol acyltransferase 2 family. The encoded protein is a putative acyltransferase and is most likely involved in the synthesis of di- or triacylglycerol, however its substrate specificity is currently unknown. [provided by RefSeq, Feb 2015]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.012951344).
BP6
Variant X-70199318-T-A is Benign according to our data. Variant chrX-70199318-T-A is described in ClinVar as [Likely_benign]. Clinvar id is 3048177.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Hemizygotes in GnomAd4 at 4 gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
DGAT2L6NM_198512.3 linkuse as main transcriptc.133T>A p.Phe45Ile missense_variant 2/7 ENST00000333026.4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
DGAT2L6ENST00000333026.4 linkuse as main transcriptc.133T>A p.Phe45Ile missense_variant 2/71 NM_198512.3 P1

Frequencies

GnomAD3 genomes
AF:
0.000134
AC:
15
AN:
111889
Hom.:
0
Cov.:
23
AF XY:
0.000117
AC XY:
4
AN XY:
34047
show subpopulations
Gnomad AFR
AF:
0.0000325
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00526
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000520
AC:
80
AN:
153747
Hom.:
0
AF XY:
0.000886
AC XY:
42
AN XY:
47379
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000818
Gnomad SAS exome
AF:
0.00492
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.000253
GnomAD4 exome
AF:
0.000296
AC:
320
AN:
1082028
Hom.:
1
Cov.:
29
AF XY:
0.000490
AC XY:
173
AN XY:
352872
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00577
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000240
Gnomad4 OTH exome
AF:
0.000374
GnomAD4 genome
AF:
0.000134
AC:
15
AN:
111941
Hom.:
0
Cov.:
23
AF XY:
0.000117
AC XY:
4
AN XY:
34109
show subpopulations
Gnomad4 AFR
AF:
0.0000324
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00528
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000264
ExAC
AF:
0.000551
AC:
66

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

DGAT2L6-related disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesDec 09, 2022This 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
AlphaMissense
Benign
0.099
BayesDel_addAF
Benign
-0.24
T
BayesDel_noAF
Benign
-0.11
CADD
Benign
19
DANN
Benign
0.97
DEOGEN2
Benign
0.058
T
FATHMM_MKL
Uncertain
0.95
D
LIST_S2
Benign
0.52
T
M_CAP
Uncertain
0.092
D
MetaRNN
Benign
0.013
T
MetaSVM
Uncertain
0.34
D
MutationAssessor
Uncertain
2.1
M
MutationTaster
Benign
0.63
N
PrimateAI
Benign
0.46
T
PROVEAN
Benign
-1.3
N
REVEL
Uncertain
0.35
Sift
Benign
0.035
D
Sift4G
Benign
0.083
T
Polyphen
0.30
B
Vest4
0.12
MutPred
0.49
Gain of catalytic residue at P47 (P = 0.0305);
MVP
0.92
MPC
0.037
ClinPred
0.035
T
GERP RS
5.0
Varity_R
0.18
gMVP
0.65

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.13
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: rs755215698; hg19: chrX-69419168; API