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GeneBe

rs149481147

Variant summary

Our verdict is Likely pathogenic. Variant got 6 ACMG points: 6P and 0B. PM2PP3_Strong

The NM_001134707.2(SARDH):c.860C>T(p.Pro287Leu) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000868 in 1,612,588 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Affects (no stars). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. P287A) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.000059 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000090 ( 1 hom. )

Consequence

SARDH
NM_001134707.2 missense

Scores

14
3
1

Clinical Significance

Affects no assertion criteria provided O:1

Conservation

PhyloP100: 9.31
Variant links:
Genes affected
SARDH (HGNC:10536): (sarcosine dehydrogenase) This gene encodes an enzyme localized to the mitochondrial matrix which catalyzes the oxidative demethylation of sarcosine. This enzyme is distinct from another mitochondrial matrix enzyme, dimethylglycine dehydrogenase, which catalyzes a reaction resulting in the formation of sarcosine. Mutations in this gene are associated with sarcosinemia. Alternatively spliced transcript variants have been described. [provided by RefSeq, Oct 2008]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 6 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.958

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SARDHNM_001134707.2 linkuse as main transcriptc.860C>T p.Pro287Leu missense_variant 6/21 ENST00000439388.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SARDHENST00000439388.6 linkuse as main transcriptc.860C>T p.Pro287Leu missense_variant 6/212 NM_001134707.2 P1Q9UL12-1

Frequencies

GnomAD3 genomes
AF:
0.0000591
AC:
9
AN:
152192
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000482
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.0000942
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000735
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000100
AC:
25
AN:
249720
Hom.:
0
AF XY:
0.0000888
AC XY:
12
AN XY:
135108
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000289
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.0000992
Gnomad NFE exome
AF:
0.000176
Gnomad OTH exome
AF:
0.000328
GnomAD4 exome
AF:
0.0000897
AC:
131
AN:
1460278
Hom.:
1
Cov.:
33
AF XY:
0.0000771
AC XY:
56
AN XY:
726530
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.000135
Gnomad4 NFE exome
AF:
0.000107
Gnomad4 OTH exome
AF:
0.0000331
GnomAD4 genome
AF:
0.0000591
AC:
9
AN:
152310
Hom.:
0
Cov.:
33
AF XY:
0.0000806
AC XY:
6
AN XY:
74468
show subpopulations
Gnomad4 AFR
AF:
0.0000481
Gnomad4 AMR
AF:
0.0000654
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.0000942
Gnomad4 NFE
AF:
0.0000735
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000667
Hom.:
0
Bravo
AF:
0.0000680
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000233
AC:
2
ExAC
AF:
0.0000988
AC:
12
EpiCase
AF:
0.000218
EpiControl
AF:
0.0000593

ClinVar

Significance: Affects
Submissions summary: Other:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

Sarcosine dehydrogenase deficiency Other:1
Affects, no assertion criteria providedliterature onlyOMIMNov 01, 2012- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.74
BayesDel_addAF
Pathogenic
0.28
D
BayesDel_noAF
Pathogenic
0.43
Cadd
Pathogenic
31
Dann
Uncertain
1.0
DEOGEN2
Uncertain
0.65
D;.;D;D;D;.
Eigen
Pathogenic
0.92
Eigen_PC
Pathogenic
0.79
FATHMM_MKL
Pathogenic
0.98
D
M_CAP
Pathogenic
0.66
D
MetaRNN
Pathogenic
0.96
D;D;D;D;D;D
MetaSVM
Pathogenic
0.95
D
MutationAssessor
Pathogenic
3.9
H;.;H;.;.;.
MutationTaster
Benign
1.0
D;D;D;D;D
PrimateAI
Uncertain
0.76
T
PROVEAN
Pathogenic
-9.1
D;.;D;D;D;D
REVEL
Pathogenic
0.93
Sift
Pathogenic
0.0
D;.;D;D;D;D
Sift4G
Pathogenic
0.0
D;D;D;.;D;D
Polyphen
1.0
D;.;D;.;.;.
Vest4
0.99
MVP
0.98
MPC
0.80
ClinPred
1.0
D
GERP RS
5.0
Varity_R
0.92
gMVP
0.92

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: rs149481147; hg19: chr9-136594942; API