rs3738833

Variant names:

• chr1-36394151-T-C
• rs3738833
• NM_032881.3:c.-22A>G

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_032881.3(LSM10):​c.-22A>G variant causes a splice region change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a benign outcome for this variant. 1/1 splice prediction tools predicting alterations to normal splicing. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

• Frequency: Genomes: not found (cov: 32)
• Consequence: LSM10 NM_032881.3 splice_region
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 0.380

Genes affected

LSM10 (HGNC:17562): (LSM10, U7 small nuclear RNA associated) Enables U7 snRNA binding activity. Involved in positive regulation of G1/S transition of mitotic cell cycle. Located in Cajal body. Part of U7 snRNP. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Verdict is Uncertain_significance. Variant got 2 ACMG points.

• PM2: Very rare variant in population databases, with high coverage

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
LSM10	NM_032881.3	c.-22A>G		splice_region_variant	Exon 2 of 2	ENST00000315732.3	NP_116270.1
LSM10	NM_032881.3	c.-22A>G		5_prime_UTR_variant	Exon 2 of 2	ENST00000315732.3	NP_116270.1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
LSM10	ENST00000315732.3	c.-22A>G		splice_region_variant	Exon 2 of 2	1	NM_032881.3	ENSP00000319341.2
LSM10	ENST00000315732.3	c.-22A>G		5_prime_UTR_variant	Exon 2 of 2	1	NM_032881.3	ENSP00000319341.2
LSM10	ENST00000476041.1	n.124A>G		splice_region_variant, non_coding_transcript_exon_variant	Exon 2 of 4	3
LSM10	ENST00000489912.1	n.264A>G		splice_region_variant, non_coding_transcript_exon_variant	Exon 2 of 2	3

Frequencies

GnomAD3 genomes Cov.: 32

GnomAD4 exome Cov.: 31

GnomAD4 genome Cov.: 32

Alfa AF: 0.0000177 Hom.: 0

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.75
CADD	Benign	16
DANN	Benign	0.79

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.81		Details are displayed if max score is > 0.2
DS_AG_spliceai		0.81		Position offset: -1

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Other links and lift over

dbSNP: rs3738833; hg19: chr1-36859752;