1-37807113-G-A

Variant names:

• chr1-37807113-G-A
• rs1646743474
• NM_024640.4:c.492C>T

Variant summary

Our verdict is Likely benign. Variant got -5 ACMG points: 2P and 7B. PM2 BP4_Strong BP6_Moderate BP7

The NM_024640.4(YRDC):​c.492C>T​(p.Asn164Asn) variant causes a synonymous 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. Variant has been reported in ClinVar as Likely benign (★).

• Frequency: Genomes: not found (cov: 33)
• Consequence: YRDC NM_024640.4 synonymous
• Clinical Significance: Likely benign criteria provided, single submitter B:1
• Conservation: PhyloP100: 0.549

Genes affected

YRDC (HGNC:28905): (yrdC N6-threonylcarbamoyltransferase domain containing) Predicted to enable nucleotidyltransferase activity and tRNA binding activity. Acts upstream of or within negative regulation of transport. Predicted to be located in membrane and mitochondrion. Predicted to be active in cytoplasm. [provided by Alliance of Genome Resources, Apr 2022]

C1orf122 (HGNC:24789): (chromosome 1 open reading frame 122)

ACMG classification

Verdict is Likely_benign. Variant got -5 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.61).
• BP6: Variant 1-37807113-G-A is Benign according to our data. Variant chr1-37807113-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 2793925.Status of the report is criteria_provided_single_submitter, 1 stars.
• BP7: Synonymous conserved (PhyloP=0.549 with no splicing effect.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
YRDC	NM_024640.4	c.492C>T	p.Asn164Asn	synonymous_variant	Exon 2 of 5	ENST00000373044.3	NP_078916.3

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
YRDC	ENST00000373044.3	c.492C>T	p.Asn164Asn	synonymous_variant	Exon 2 of 5	1	NM_024640.4	ENSP00000362135.2
C1orf122	ENST00000373043	c.-1572G>A		5_prime_UTR_variant	Exon 1 of 2	1		ENSP00000362134.1

Frequencies

GnomAD3 genomes Cov.: 33

GnomAD4 exome Cov.: 32

GnomAD4 genome Cov.: 33

ClinVar

Significance: Likely benign

Submissions summary: Benign:1

Revision: criteria provided, single submitter

Submissions by phenotype

not provided Benign:1

Dec 30, 2022

Labcorp Genetics (formerly Invitae), Labcorp

Significance: Likely benign

Review Status: criteria provided, single submitter

Collection Method: clinical testing

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Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.61
CADD	Benign	9.2
DANN	Benign	0.81
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

Other links and lift over

dbSNP: rs1646743474; hg19: chr1-38272785;