rs772493773

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_014484.5(MOCS3):​c.82C>G​(p.Leu28Val) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000274 in 1,457,482 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 12/21 in silico tools predict 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: 33)
Exomes š‘“: 0.0000027 ( 0 hom. )

Consequence

MOCS3
NM_014484.5 missense

Scores

4
15

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -0.280
Variant links:
Genes affected
MOCS3 (HGNC:15765): (molybdenum cofactor synthesis 3) Molybdenum cofactor (MoCo) is necessary for the function of all molybdoenzymes. The protein encoded by this gene adenylates and activates molybdopterin synthase, an enzyme required for biosynthesis of MoCo. This gene contains no introns. A pseudogene of this gene is present on chromosome 14. [provided by RefSeq, Nov 2012]
DPM1 (HGNC:3005): (dolichyl-phosphate mannosyltransferase subunit 1, catalytic) Dolichol-phosphate mannose (Dol-P-Man) serves as a donor of mannosyl residues on the lumenal side of the endoplasmic reticulum (ER). Lack of Dol-P-Man results in defective surface expression of GPI-anchored proteins. Dol-P-Man is synthesized from GDP-mannose and dolichol-phosphate on the cytosolic side of the ER by the enzyme dolichyl-phosphate mannosyltransferase. Human DPM1 lacks a carboxy-terminal transmembrane domain and signal sequence and is regulated by DPM2. Mutations in this gene are associated with congenital disorder of glycosylation type Ie. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Nov 2015]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.2126135).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
MOCS3NM_014484.5 linkc.82C>G p.Leu28Val missense_variant Exon 1 of 1 ENST00000244051.3 NP_055299.1 O95396

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
MOCS3ENST00000244051.3 linkc.82C>G p.Leu28Val missense_variant Exon 1 of 1 6 NM_014484.5 ENSP00000244051.1 O95396
DPM1ENST00000683466.1 linkc.-338G>C 5_prime_UTR_variant Exon 1 of 8 ENSP00000507404.1 A0A804HJ93

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD4 exome
AF:
0.00000274
AC:
4
AN:
1457482
Hom.:
0
Cov.:
32
AF XY:
0.00000276
AC XY:
2
AN XY:
724212
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:
0.00000361
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33
Bravo
AF:
0.00000378
TwinsUK
AF:
0.00
AC:
0
ALSPAC
AF:
0.000259
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.13
BayesDel_addAF
Benign
-0.070
T
BayesDel_noAF
Benign
-0.34
CADD
Benign
17
DANN
Uncertain
0.99
DEOGEN2
Benign
0.21
T
Eigen
Benign
-0.43
Eigen_PC
Benign
-0.55
FATHMM_MKL
Benign
0.17
N
LIST_S2
Benign
0.68
T
M_CAP
Uncertain
0.088
D
MetaRNN
Benign
0.21
T
MetaSVM
Benign
-0.81
T
MutationAssessor
Uncertain
2.4
M
PrimateAI
Uncertain
0.57
T
PROVEAN
Benign
-0.60
N
REVEL
Benign
0.14
Sift
Benign
0.12
T
Sift4G
Benign
0.12
T
Polyphen
0.85
P
Vest4
0.33
MutPred
0.21
Gain of methylation at K27 (P = 0.0315);
MVP
0.80
MPC
1.3
ClinPred
0.48
T
GERP RS
1.4
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.062
gMVP
0.56

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs772493773; hg19: chr20-49575461; API