X-47206074-C-T

Variant summary

Our verdict is Likely benign. Variant got -1 ACMG points: 2P and 3B. PM2BP4_ModerateBP7

The NM_003334.4(UBA1):​c.1702C>T​(p.Leu568Leu) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000916 in 1,091,843 control chromosomes in the GnomAD database, with no homozygous occurrence. There are no hemizygote samples in GnomAD. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: not found (cov: 24)
Exomes 𝑓: 9.2e-7 ( 0 hom. 0 hem. )

Consequence

UBA1
NM_003334.4 synonymous

Scores

2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 2.09
Variant links:
Genes affected
UBA1 (HGNC:12469): (ubiquitin like modifier activating enzyme 1) The protein encoded by this gene catalyzes the first step in ubiquitin conjugation to mark cellular proteins for degradation. This gene complements an X-linked mouse temperature-sensitive defect in DNA synthesis, and thus may function in DNA repair. It is part of a gene cluster on chromosome Xp11.23. Alternatively spliced transcript variants that encode the same protein have been described. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.37).
BP7
Synonymous conserved (PhyloP=2.09 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
UBA1NM_003334.4 linkuse as main transcriptc.1702C>T p.Leu568Leu synonymous_variant 15/26 ENST00000335972.11 NP_003325.2 P22314-1A0A024R1A3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
UBA1ENST00000335972.11 linkuse as main transcriptc.1702C>T p.Leu568Leu synonymous_variant 15/261 NM_003334.4 ENSP00000338413.6 P22314-1
UBA1ENST00000377351.8 linkuse as main transcriptc.1702C>T p.Leu568Leu synonymous_variant 15/261 ENSP00000366568.4 P22314-1
UBA1ENST00000490869.1 linkuse as main transcriptn.465-4C>T splice_region_variant, intron_variant 2

Frequencies

GnomAD3 genomes
Cov.:
24
GnomAD4 exome
AF:
9.16e-7
AC:
1
AN:
1091843
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
358237
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:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000119
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
24
Bravo
AF:
0.00000378

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.37
CADD
Benign
3.6
DANN
Benign
0.90

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: rs150574055; hg19: chrX-47065473; API