chr2-233637170-C-A

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM2BP4_StrongBP6_Moderate

The NM_019075.4(UGT1A10):​c.648C>A​(p.Asp216Glu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000459 in 1,613,952 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. 15/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00019 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000031 ( 1 hom. )

Consequence

UGT1A10
NM_019075.4 missense

Scores

18

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.868
Variant links:
Genes affected
UGT1A10 (HGNC:12531): (UDP glucuronosyltransferase family 1 member A10) This gene encodes a UDP-glucuronosyltransferase, an enzyme of the glucuronidation pathway that transforms small lipophilic molecules, such as steroids, bilirubin, hormones, and drugs, into water-soluble, excretable metabolites. This gene is part of a complex locus that encodes several UDP-glucuronosyltransferases. The locus includes thirteen unique alternate first exons followed by four common exons. Four of the alternate first exons are considered pseudogenes. Each of the remaining nine 5' exons may be spliced to the four common exons, resulting in nine proteins with different N-termini and identical C-termini. Each first exon encodes the substrate binding site, and is regulated by its own promoter. The enzyme encoded by this gene has glucuronidase activity on mycophenolic acid, coumarins, and quinolines. [provided by RefSeq, Jul 2008]
UGT1A8 (HGNC:12540): (UDP glucuronosyltransferase family 1 member A8) This gene encodes a UDP-glucuronosyltransferase, an enzyme of the glucuronidation pathway that transforms small lipophilic molecules, such as steroids, bilirubin, hormones, and drugs, into water-soluble, excretable metabolites. This gene is part of a complex locus that encodes several UDP-glucuronosyltransferases. The locus includes thirteen unique alternate first exons followed by four common exons. Four of the alternate first exons are considered pseudogenes. Each of the remaining nine 5' exons may be spliced to the four common exons, resulting in nine proteins with different N-termini and identical C-termini. Each first exon encodes the substrate binding site, and is regulated by its own promoter. The enzyme encoded by this gene has glucuronidase activity with many substrates including coumarins, phenols, anthraquinones, flavones, and some opioids. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.01669082).
BP6
Variant 2-233637170-C-A is Benign according to our data. Variant chr2-233637170-C-A is described in ClinVar as [Likely_benign]. Clinvar id is 3330829.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
UGT1A10NM_019075.4 linkuse as main transcriptc.648C>A p.Asp216Glu missense_variant 1/5 ENST00000344644.10 NP_061948.1
UGT1A8NM_019076.5 linkuse as main transcriptc.855+18608C>A intron_variant ENST00000373450.5 NP_061949.3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
UGT1A10ENST00000344644.10 linkuse as main transcriptc.648C>A p.Asp216Glu missense_variant 1/51 NM_019075.4 ENSP00000343838 P1Q9HAW8-1
UGT1A10ENST00000373445.1 linkuse as main transcriptc.648C>A p.Asp216Glu missense_variant 1/51 ENSP00000362544 Q9HAW8-2
UGT1A8ENST00000373450.5 linkuse as main transcriptc.855+18608C>A intron_variant 1 NM_019076.5 ENSP00000362549 P1Q9HAW9-1

Frequencies

GnomAD3 genomes
AF:
0.000191
AC:
29
AN:
152170
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000652
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000518
AC:
13
AN:
251104
Hom.:
0
AF XY:
0.0000516
AC XY:
7
AN XY:
135692
show subpopulations
Gnomad AFR exome
AF:
0.000369
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000980
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000353
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000308
AC:
45
AN:
1461664
Hom.:
1
Cov.:
32
AF XY:
0.0000344
AC XY:
25
AN XY:
727140
show subpopulations
Gnomad4 AFR exome
AF:
0.000627
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000128
Gnomad4 FIN exome
AF:
0.0000187
Gnomad4 NFE exome
AF:
0.00000809
Gnomad4 OTH exome
AF:
0.0000497
GnomAD4 genome
AF:
0.000190
AC:
29
AN:
152288
Hom.:
0
Cov.:
32
AF XY:
0.000148
AC XY:
11
AN XY:
74462
show subpopulations
Gnomad4 AFR
AF:
0.000650
Gnomad4 AMR
AF:
0.0000654
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000230
Hom.:
0
Bravo
AF:
0.000196
ESP6500AA
AF:
0.000454
AC:
2
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000412
AC:
5
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

ClinVar

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

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingAmbry GeneticsApr 15, 2024This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.16
BayesDel_addAF
Benign
-0.57
T
BayesDel_noAF
Benign
-0.67
CADD
Benign
0.0020
DANN
Benign
0.72
DEOGEN2
Benign
0.10
T;.
Eigen
Benign
-1.8
Eigen_PC
Benign
-1.7
FATHMM_MKL
Benign
0.019
N
LIST_S2
Benign
0.071
T;T
M_CAP
Benign
0.0061
T
MetaRNN
Benign
0.017
T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
-1.6
N;N
MutationTaster
Benign
1.0
N;N;D
PROVEAN
Benign
1.9
N;N
REVEL
Benign
0.076
Sift
Benign
1.0
T;T
Sift4G
Benign
1.0
T;T
Polyphen
0.0
B;.
Vest4
0.041
MutPred
0.48
Gain of helix (P = 6e-04);Gain of helix (P = 6e-04);
MVP
0.23
MPC
0.025
ClinPred
0.023
T
GERP RS
-1.6
Varity_R
0.025
gMVP
0.16

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: rs140439109; hg19: chr2-234545816; COSMIC: COSV60843236; API