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GeneBe

1-151762509-T-C

Variant summary

Our verdict is Benign. Variant got -14 ACMG points: 0P and 14B. BP4_StrongBP6_ModerateBS1BS2

The NM_031420.4(MRPL9):​c.311-9A>G variant causes a splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00145 in 1,613,636 control chromosomes in the GnomAD database, including 32 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.0081 ( 18 hom., cov: 32)
Exomes 𝑓: 0.00076 ( 14 hom. )

Consequence

MRPL9
NM_031420.4 splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.0002107
2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.668
Variant links:
Genes affected
MRPL9 (HGNC:14277): (mitochondrial ribosomal protein L9) This is a nuclear gene encoding a protein component of the 39S subunit of the mitochondrial ribosome. Alternative splicing results in multiple transcript variants. A pseudogene of this gene is found on chromosome 8. [provided by RefSeq, Jul 2014]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -14 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.81).
BP6
Variant 1-151762509-T-C is Benign according to our data. Variant chr1-151762509-T-C is described in ClinVar as [Benign]. Clinvar id is 772687.Status of the report is criteria_provided_single_submitter, 1 stars.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.00809 (1231/152190) while in subpopulation AFR AF= 0.0284 (1180/41496). AF 95% confidence interval is 0.0271. There are 18 homozygotes in gnomad4. There are 589 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 18 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MRPL9NM_031420.4 linkuse as main transcriptc.311-9A>G splice_polypyrimidine_tract_variant, intron_variant ENST00000368830.8
MRPL9NM_001300733.2 linkuse as main transcriptc.311-9A>G splice_polypyrimidine_tract_variant, intron_variant
MRPL9NR_125331.2 linkuse as main transcriptn.368-9A>G splice_polypyrimidine_tract_variant, intron_variant, non_coding_transcript_variant
MRPL9XR_921910.2 linkuse as main transcriptn.328-9A>G splice_polypyrimidine_tract_variant, intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MRPL9ENST00000368830.8 linkuse as main transcriptc.311-9A>G splice_polypyrimidine_tract_variant, intron_variant 1 NM_031420.4 P1

Frequencies

GnomAD3 genomes
AF:
0.00806
AC:
1226
AN:
152072
Hom.:
17
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0284
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00236
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00316
Gnomad NFE
AF:
0.000132
Gnomad OTH
AF:
0.00239
GnomAD3 exomes
AF:
0.00197
AC:
494
AN:
250964
Hom.:
5
AF XY:
0.00159
AC XY:
216
AN XY:
135686
show subpopulations
Gnomad AFR exome
AF:
0.0273
Gnomad AMR exome
AF:
0.00116
Gnomad ASJ exome
AF:
0.0000993
Gnomad EAS exome
AF:
0.0000544
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000529
Gnomad OTH exome
AF:
0.000491
GnomAD4 exome
AF:
0.000763
AC:
1115
AN:
1461446
Hom.:
14
Cov.:
31
AF XY:
0.000678
AC XY:
493
AN XY:
727010
show subpopulations
Gnomad4 AFR exome
AF:
0.0280
Gnomad4 AMR exome
AF:
0.00128
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.0000696
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000243
Gnomad4 OTH exome
AF:
0.00137
GnomAD4 genome
AF:
0.00809
AC:
1231
AN:
152190
Hom.:
18
Cov.:
32
AF XY:
0.00792
AC XY:
589
AN XY:
74406
show subpopulations
Gnomad4 AFR
AF:
0.0284
Gnomad4 AMR
AF:
0.00236
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000132
Gnomad4 OTH
AF:
0.00237
Alfa
AF:
0.00373
Hom.:
3
Bravo
AF:
0.00843
Asia WGS
AF:
0.00144
AC:
5
AN:
3478

ClinVar

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

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeJul 16, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.81
CADD
Benign
8.1
DANN
Benign
0.54
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.00021
dbscSNV1_RF
Benign
0.084
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: rs79704294; hg19: chr1-151734985; API