10-19203773-C-T

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The NM_001142308.3(MALRD1):​c.1997C>T​(p.Ala666Val) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.14 in 1,549,776 control chromosomes in the GnomAD database, including 16,403 homozygotes. In-silico tool predicts a benign outcome for this variant. 8/11 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★). Another nucleotide change resulting in same amino acid change has been previously reported as Likely benignin UniProt.

Frequency

Genomes: 𝑓 0.13 ( 1378 hom., cov: 32)
Exomes 𝑓: 0.14 ( 15025 hom. )

Consequence

MALRD1
NM_001142308.3 missense

Scores

8

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 1.76
Variant links:
Genes affected
MALRD1 (HGNC:24331): (MAM and LDL receptor class A domain containing 1) This gene encodes a conserved protein that features multiple MAM (meprin-A5-protein tyrosine phosphatase mu) and LDLR A2 (low density lipoprotein receptor A2) domains. Expression of this gene is enriched in the small intestine and is upregulated during differentiation of a human cell line that exhibits properties of intestinal epithelial cells. The encoded protein has been shown to modulate production of FGF19 in a human intestinal cell line and may regulate bile acid metabolism in the liver. A synergistic interaction between an allele of this gene and the APOE E4 allele is associated with an elevated risk of Alzheimer's disease in human patients. [provided by RefSeq, Jul 2017]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0017303824).
BP6
Variant 10-19203773-C-T is Benign according to our data. Variant chr10-19203773-C-T is described in ClinVar as [Benign]. Clinvar id is 769364.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (NFE) allele frequency at 95% confidence interval = 0.149 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
MALRD1NM_001142308.3 linkuse as main transcriptc.1997C>T p.Ala666Val missense_variant 15/40 ENST00000454679.7 NP_001135780.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
MALRD1ENST00000454679.7 linkuse as main transcriptc.1997C>T p.Ala666Val missense_variant 15/401 NM_001142308.3 ENSP00000412763 P1

Frequencies

GnomAD3 genomes
AF:
0.130
AC:
19739
AN:
151976
Hom.:
1375
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.118
Gnomad AMI
AF:
0.125
Gnomad AMR
AF:
0.131
Gnomad ASJ
AF:
0.173
Gnomad EAS
AF:
0.00116
Gnomad SAS
AF:
0.0507
Gnomad FIN
AF:
0.109
Gnomad MID
AF:
0.190
Gnomad NFE
AF:
0.152
Gnomad OTH
AF:
0.171
GnomAD4 exome
AF:
0.141
AC:
197280
AN:
1397682
Hom.:
15025
Cov.:
32
AF XY:
0.139
AC XY:
95560
AN XY:
689314
show subpopulations
Gnomad4 AFR exome
AF:
0.118
Gnomad4 AMR exome
AF:
0.0991
Gnomad4 ASJ exome
AF:
0.173
Gnomad4 EAS exome
AF:
0.000308
Gnomad4 SAS exome
AF:
0.0629
Gnomad4 FIN exome
AF:
0.109
Gnomad4 NFE exome
AF:
0.154
Gnomad4 OTH exome
AF:
0.136
GnomAD4 genome
AF:
0.130
AC:
19752
AN:
152094
Hom.:
1378
Cov.:
32
AF XY:
0.126
AC XY:
9336
AN XY:
74356
show subpopulations
Gnomad4 AFR
AF:
0.118
Gnomad4 AMR
AF:
0.131
Gnomad4 ASJ
AF:
0.173
Gnomad4 EAS
AF:
0.00116
Gnomad4 SAS
AF:
0.0506
Gnomad4 FIN
AF:
0.109
Gnomad4 NFE
AF:
0.152
Gnomad4 OTH
AF:
0.169
Alfa
AF:
0.150
Hom.:
2067
Bravo
AF:
0.132
TwinsUK
AF:
0.158
AC:
585
ALSPAC
AF:
0.147
AC:
565
Asia WGS
AF:
0.0360
AC:
126
AN:
3478

ClinVar

Significance: Benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJun 20, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.17
BayesDel_addAF
Benign
-0.69
T
BayesDel_noAF
Benign
-0.62
CADD
Benign
19
DANN
Benign
0.64
FATHMM_MKL
Benign
0.52
D
LIST_S2
Benign
0.68
T
MetaRNN
Benign
0.0017
T
Sift4G
Benign
0.60
T
Vest4
0.071
MVP
0.12
GERP RS
3.4
Varity_R
0.057
gMVP
0.058

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: rs16918344; hg19: chr10-19492702; API