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GeneBe

15-50569898-A-G

Variant summary

Our verdict is Uncertain significance. Variant got 4 ACMG points: 4P and 0B. PM2PP3_Moderate

The NM_017672.6(TRPM7):ā€‹c.5456T>Cā€‹(p.Leu1819Pro) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000138 in 1,448,546 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 (ā˜…).

Frequency

Genomes: not found (cov: 31)
Exomes š‘“: 0.0000014 ( 0 hom. )

Consequence

TRPM7
NM_017672.6 missense

Scores

9
3
2

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 9.03
Variant links:
Genes affected
TRPM7 (HGNC:17994): (transient receptor potential cation channel subfamily M member 7) This gene belongs to the melastatin subfamily of transient receptor potential family of ion channels. The protein encoded by this gene is both an ion channel and a serine/threonine protein kinase. The kinase activity is essential for the ion channel function, which serves to increase intracellular calcium levels and to help regulate magnesium ion homeostasis. The encoded protein is involved in cytoskeletal organization, cell adhesion, cell migration and organogenesis. Defects in this gene are a cause of amyotrophic lateral sclerosis-parkinsonism/dementia complex of Guam. The gene may also be associated with defects of cardiac function. [provided by RefSeq, Aug 2017]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.891

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TRPM7NM_017672.6 linkuse as main transcriptc.5456T>C p.Leu1819Pro missense_variant 38/39 ENST00000646667.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TRPM7ENST00000646667.1 linkuse as main transcriptc.5456T>C p.Leu1819Pro missense_variant 38/39 NM_017672.6 A1
TRPM7ENST00000560955.5 linkuse as main transcriptc.5453T>C p.Leu1818Pro missense_variant 38/391 P4
TRPM7ENST00000561267.5 linkuse as main transcriptc.596T>C p.Leu199Pro missense_variant 5/63
TRPM7ENST00000561443.5 linkuse as main transcriptn.1013T>C non_coding_transcript_exon_variant 9/102

Frequencies

GnomAD3 genomes
Cov.:
31
GnomAD4 exome
AF:
0.00000138
AC:
2
AN:
1448546
Hom.:
0
Cov.:
30
AF XY:
0.00000278
AC XY:
2
AN XY:
720188
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:
0.00000181
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
31

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingGeneDxMay 13, 2023Not observed at significant frequency in large population cohorts (gnomAD); In silico analysis supports that this missense variant has a deleterious effect on protein structure/function; Has not been previously published as pathogenic or benign to our knowledge -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
1.0
BayesDel_addAF
Pathogenic
0.29
D
BayesDel_noAF
Pathogenic
0.18
CADD
Pathogenic
28
DANN
Uncertain
1.0
DEOGEN2
Uncertain
0.55
D;D;T
Eigen
Pathogenic
0.98
Eigen_PC
Pathogenic
0.93
FATHMM_MKL
Pathogenic
1.0
D
M_CAP
Uncertain
0.086
D
MetaRNN
Pathogenic
0.89
D;D;D
MetaSVM
Benign
-0.53
T
MutationAssessor
Pathogenic
3.6
H;H;.
MutationTaster
Benign
1.0
D;D
PrimateAI
Pathogenic
0.86
D
Polyphen
1.0
D;D;.
Vest4
0.97, 0.96
MutPred
0.77
Gain of disorder (P = 0.0133);Gain of disorder (P = 0.0133);.;
MVP
0.69
MPC
0.60
ClinPred
1.0
D
GERP RS
5.7
Varity_R
0.91
gMVP
0.97

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

No publications associated with this variant yet.

Other links and lift over

hg19: chr15-50862095; API