rs372368483

Variant names:

Your query was ambiguous. Multiple possible variants found:

Variant summary

Our verdict is Likely benign. The variant received -3 ACMG points: 2P and 5B. PP3_ModerateBS1_SupportingBS2

The NM_002047.4(GARS1):c.1779C>A(p.Phe593Leu) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000807 in 1,611,554 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★★).

Frequency

Genomes: 𝑓 0.000039 ( 0 hom., cov: 32)

Exomes 𝑓: 0.0000048 ( 0 hom. )

Consequence

GARS1
NM_002047.4 missense

Scores

Clinical Significance

Uncertain significance criteria provided, multiple submitters, no conflicts U:2

Conservation

PhyloP100: 7.88

Publications

0 publications found

Variant links:

Genes affected

GARS1 (HGNC:4162): (glycyl-tRNA synthetase 1) This gene encodes glycyl-tRNA synthetase, one of the aminoacyl-tRNA synthetases that charge tRNAs with their cognate amino acids. The encoded enzyme is an (alpha)2 dimer which belongs to the class II family of tRNA synthetases. It has been shown to be a target of autoantibodies in the human autoimmune diseases, polymyositis or dermatomyositis. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Oct 2015]

GARS1 Gene-Disease associations (from GenCC):

Charcot-Marie-Tooth disease type 2D
Inheritance: AD Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: ClinGen, Labcorp Genetics (formerly Invitae), Orphanet
neuronopathy, distal hereditary motor, type 5A
Inheritance: AD Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: Orphanet, Labcorp Genetics (formerly Invitae), Illumina, Laboratory for Molecular Medicine
spinal muscular atrophy, infantile, James type
Inheritance: AD Classification: MODERATE Submitted by: Ambry Genetics

GARS1 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -3 ACMG points.

PP3

MetaRNN computational evidence supports a deleterious effect, 0.856

BS1

Variant frequency is greater than expected in population afr. GnomAd4 allele frequency = 0.0000394 (6/152166) while in subpopulation AFR AF = 0.000145 (6/41442). AF 95% confidence interval is 0.0000628. There are 0 homozygotes in GnomAd4. There are 3 alleles in the male GnomAd4 subpopulation. Median coverage is 32. This position passed quality control check. Existence of Clinvar submissions makes me limit the strength of this signal to Supporting

BS2

High AC in GnomAd4 at 6 AD gene.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
GARS1	NM_002047.4 link	c.1779C>A	p.Phe593Leu	missense_variant	Exon 14 of 17	ENST00000389266.8	NP_002038.2	P41250-1
GARS1	NM_001316772.1 link	c.1617C>A	p.Phe539Leu	missense_variant	Exon 14 of 17		NP_001303701.1	P41250-2

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	UniProt
GARS1	ENST00000389266.8 link	c.1779C>A	p.Phe593Leu	missense_variant	Exon 14 of 17	1	NM_002047.4	ENSP00000373918.3	P41250-1
GARS1	ENST00000675651.1 link	c.1779C>A	p.Phe593Leu	missense_variant	Exon 14 of 17			ENSP00000502513.1	A0A6Q8PGZ8
GARS1	ENST00000675810.1 link	c.1677C>A	p.Phe559Leu	missense_variant	Exon 13 of 16			ENSP00000502743.1	A0A6Q8PHH9
GARS1	ENST00000675693.1 link	c.1611C>A	p.Phe537Leu	missense_variant	Exon 15 of 18			ENSP00000502174.1	A0A6Q8PGA8
GARS1	ENST00000675051.1 link	c.1578C>A	p.Phe526Leu	missense_variant	Exon 14 of 17			ENSP00000502296.1	A0A6Q8PGI6
GARS1	ENST00000674815.1 link	c.1410C>A	p.Phe470Leu	missense_variant	Exon 14 of 17			ENSP00000502799.1	A0A6Q8PGW4
GARS1	ENST00000674851.1 link	c.1410C>A	p.Phe470Leu	missense_variant	Exon 15 of 18			ENSP00000502451.1	A0A6Q8PGW4
GARS1	ENST00000444666.6 link	n.*200C>A		non_coding_transcript_exon_variant	Exon 15 of 18	3		ENSP00000415447.2	H7C443
GARS1	ENST00000674616.1 link	n.*1493C>A		non_coding_transcript_exon_variant	Exon 15 of 18			ENSP00000502408.1	A0A6Q8PGT3
GARS1	ENST00000674643.1 link	n.*879C>A		non_coding_transcript_exon_variant	Exon 15 of 17			ENSP00000501636.1	A0A6Q8PF45
GARS1	ENST00000674737.1 link	n.*1117C>A		non_coding_transcript_exon_variant	Exon 15 of 18			ENSP00000502464.1	A0A6Q8PGZ9
GARS1	ENST00000674807.1 link	n.*52C>A		non_coding_transcript_exon_variant	Exon 13 of 16			ENSP00000502814.1	A0A6Q8PFZ6
GARS1	ENST00000675529.1 link	n.*1649C>A		non_coding_transcript_exon_variant	Exon 15 of 18			ENSP00000501655.1	A0A6Q8PFN0
GARS1	ENST00000675859.1 link	n.*52C>A		non_coding_transcript_exon_variant	Exon 13 of 15			ENSP00000502033.1	A0A6Q8PFZ6
GARS1	ENST00000676088.1 link	n.*1721C>A		non_coding_transcript_exon_variant	Exon 16 of 19			ENSP00000501884.1	A0A6Q8PFN0
GARS1	ENST00000676140.1 link	n.*724C>A		non_coding_transcript_exon_variant	Exon 14 of 17			ENSP00000502571.1	A0A6Q8PH49
GARS1	ENST00000676164.1 link	n.*1230C>A		non_coding_transcript_exon_variant	Exon 14 of 17			ENSP00000501986.1	A0A6Q8PFV5
GARS1	ENST00000676210.1 link	n.*1068C>A		non_coding_transcript_exon_variant	Exon 15 of 18			ENSP00000502373.1	A0A6Q8PGN7
GARS1	ENST00000676259.1 link	n.*1211C>A		non_coding_transcript_exon_variant	Exon 14 of 17			ENSP00000501980.1	A0A6Q8PFU7
GARS1	ENST00000676403.1 link	n.1779C>A		non_coding_transcript_exon_variant	Exon 14 of 16			ENSP00000502681.1	A0A6Q8PHI7
GARS1	ENST00000444666.6 link	n.*200C>A		3_prime_UTR_variant	Exon 15 of 18	3		ENSP00000415447.2	H7C443
GARS1	ENST00000674616.1 link	n.*1493C>A		3_prime_UTR_variant	Exon 15 of 18			ENSP00000502408.1	A0A6Q8PGT3
GARS1	ENST00000674643.1 link	n.*879C>A		3_prime_UTR_variant	Exon 15 of 17			ENSP00000501636.1	A0A6Q8PF45
GARS1	ENST00000674737.1 link	n.*1117C>A		3_prime_UTR_variant	Exon 15 of 18			ENSP00000502464.1	A0A6Q8PGZ9
GARS1	ENST00000674807.1 link	n.*52C>A		3_prime_UTR_variant	Exon 13 of 16			ENSP00000502814.1	A0A6Q8PFZ6
GARS1	ENST00000675529.1 link	n.*1649C>A		3_prime_UTR_variant	Exon 15 of 18			ENSP00000501655.1	A0A6Q8PFN0
GARS1	ENST00000675859.1 link	n.*52C>A		3_prime_UTR_variant	Exon 13 of 15			ENSP00000502033.1	A0A6Q8PFZ6
GARS1	ENST00000676088.1 link	n.*1721C>A		3_prime_UTR_variant	Exon 16 of 19			ENSP00000501884.1	A0A6Q8PFN0
GARS1	ENST00000676140.1 link	n.*724C>A		3_prime_UTR_variant	Exon 14 of 17			ENSP00000502571.1	A0A6Q8PH49
GARS1	ENST00000676164.1 link	n.*1230C>A		3_prime_UTR_variant	Exon 14 of 17			ENSP00000501986.1	A0A6Q8PFV5
GARS1	ENST00000676210.1 link	n.*1068C>A		3_prime_UTR_variant	Exon 15 of 18			ENSP00000502373.1	A0A6Q8PGN7
GARS1	ENST00000676259.1 link	n.*1211C>A		3_prime_UTR_variant	Exon 14 of 17			ENSP00000501980.1	A0A6Q8PFU7

Frequencies

GnomAD3 genomes

AF:

0.0000394

AC:

AN:

152166

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.000145

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.00

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.0000200

AC:

AN:

249564

AF XY:

0.00000739

show subpopulations

Gnomad AFR exome

AF:

0.000194

Gnomad AMR exome

AF:

0.0000579

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.00000480

AC:

AN:

1459388

Hom.:

Cov.:

AF XY:

0.00000138

AC XY:

AN XY:

726104

show subpopulations

African (AFR)

AF:

0.000120

AC:

AN:

33430

American (AMR)

AF:

0.0000448

AC:

AN:

44692

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26082

East Asian (EAS)

AF:

0.00

AC:

AN:

39648

South Asian (SAS)

AF:

0.00

AC:

AN:

86206

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53380

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5758

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

1109924

Other (OTH)

AF:

0.0000166

AC:

AN:

60268

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.446

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.0000394

AC:

AN:

152166

Hom.:

Cov.:

AF XY:

0.0000404

AC XY:

AN XY:

74332

show subpopulations

African (AFR)

AF:

0.000145

AC:

AN:

41442

American (AMR)

AF:

0.00

AC:

AN:

15274

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3470

East Asian (EAS)

AF:

0.00

AC:

AN:

5202

South Asian (SAS)

AF:

0.00

AC:

AN:

4824

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10600

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

68038

Other (OTH)

AF:

0.00

AC:

AN:

2088

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.492

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.0000712

Hom.:

Bravo

AF:

0.0000642

ESP6500AA

AF:

0.000261

AC:

ESP6500EA

AF:

0.00

AC:

ExAC

AF:

0.0000248

AC:

ClinVar

Significance: Uncertain significance

Submissions summary: Uncertain:2

Revision: criteria provided, multiple submitters, no conflicts

LINK: link

Submissions by phenotype

Charcot-Marie-Tooth disease type 2

Uncertain:1

Jun 26, 2021

Labcorp Genetics (formerly Invitae), Labcorp

Significance:Uncertain significance

Review Status:criteria provided, single submitter

Collection Method:clinical testing

In summary, this is a rare missense change with uncertain impact on protein function. There is no indication that this variant causes disease, but the evidence is insufficient at this time to prove that conclusively. Therefore, it has been classified as a Variant of Uncertain Significance. Algorithms developed to predict the effect of missense changes on protein structure and function do not agree on the potential impact of this missense change (SIFT: "Deleterious"; PolyPhen-2: "Probably Damaging"; Align-GVGD: "Class C15"). This variant is present in population databases (rs372368483, ExAC 0.02%) but has not been reported in the literature. This sequence change replaces phenylalanine with leucine at codon 593 of the GARS protein (p.Phe593Leu). The phenylalanine residue is highly conserved and there is a small physicochemical difference between phenylalanine and leucine. -

not provided

Uncertain:1

Apr 15, 2021

Mayo Clinic Laboratories, Mayo Clinic

Significance:Uncertain significance

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Pathogenic

0.99

BayesDel_addAF

Uncertain

0.033

BayesDel_noAF

Uncertain

0.090

CADD

Pathogenic

(source)

DANN

Pathogenic

1.0

DEOGEN2

Uncertain

0.69

Eigen

Pathogenic

0.84

Eigen_PC

Pathogenic

0.84

FATHMM_MKL

Pathogenic

0.99

LIST_S2

Uncertain

0.96

M_CAP

Benign

0.029

MetaRNN

Pathogenic

0.86

MetaSVM

Benign

-0.98

PhyloP100

7.9

PrimateAI

Uncertain

0.67

PROVEAN

Pathogenic

-5.8

REVEL

Uncertain

0.55

Sift

Uncertain

0.0020

Sift4G

Uncertain

0.0030

Polyphen

1.0

Vest4

0.84

MutPred

0.80

Gain of disorder (P = 0.2008);

MVP

0.59

MPC

1.2

ClinPred

0.97

GERP RS

5.6

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

2.7

Varity_R

0.92

gMVP

0.80

Mutation Taster

=16/84

disease causing

(source)

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

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Transcripts

RefSeq

Ensembl

Frequencies

Age Distribution

Age Distribution

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

Other links and lift over