Genetic Variant RPP40:p.Arg332Gln (chr6-4995175-C-T) – ACMG Classification: Likely_benign (-4 pts)

Variant summary

Our verdict is Likely benign. The variant received -4 ACMG points: 2P and 6B. PM2BP4_StrongBP6_Moderate

The NM_006638.4(RPP40):c.995G>A(p.Arg332Gln) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000124 in 1,614,032 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.000039 ( 0 hom., cov: 33)

Exomes 𝑓: 0.0000096 ( 0 hom. )

Consequence

RPP40
NM_006638.4 missense

Scores

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.684

Publications

3 publications found

Variant links:

Genes affected

RPP40 (HGNC:20992): (ribonuclease P/MRP subunit p40) Enables ribonuclease P RNA binding activity. Contributes to ribonuclease P activity. Involved in tRNA 5'-leader removal. Part of multimeric ribonuclease P complex. [provided by Alliance of Genome Resources, Apr 2022]

RPP40 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -4 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (MetaRNN=0.020657301).

BP6

Variant 6-4995175-C-T is Benign according to our data. Variant chr6-4995175-C-T is described in ClinVar as Likely_benign. ClinVar VariationId is 3156158.Status of the report is criteria_provided_single_submitter, 1 stars.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_006638.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
RPP40	NM_006638.4	MANE Select	c.995G>A	p.Arg332Gln	missense	Exon 8 of 8	NP_006629.2	O75818-1
RPP40	NM_001286132.2		c.926G>A	p.Arg309Gln	missense	Exon 7 of 7	NP_001273061.1	O75818-2
RPP40	NM_001286133.2		c.869G>A	p.Arg290Gln	missense	Exon 7 of 7	NP_001273062.1	A0A087X1N3

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
RPP40	ENST00000380051.7	TSL:5 MANE Select	c.995G>A	p.Arg332Gln	missense	Exon 8 of 8	ENSP00000369391.2	O75818-1
RPP40	ENST00000319533.9	TSL:1	c.926G>A	p.Arg309Gln	missense	Exon 7 of 7	ENSP00000317998.5	O75818-2
RPP40	ENST00000618533.4	TSL:5	c.869G>A	p.Arg290Gln	missense	Exon 7 of 7	ENSP00000484334.1	A0A087X1N3

Frequencies

GnomAD3 genomes

AF:

0.0000394

AC:

AN:

152176

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000724

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.000196

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.00

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.0000318

AC:

AN:

251444

AF XY:

0.0000221

show subpopulations

Gnomad AFR exome

AF:

0.000185

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000176

Gnomad OTH exome

AF:

0.000163

GnomAD4 exome

AF:

0.00000958

AC:

AN:

1461738

Hom.:

Cov.:

AF XY:

0.00000550

AC XY:

AN XY:

727194

show subpopulations

African (AFR)

AF:

0.0000597

AC:

AN:

33480

American (AMR)

AF:

0.0000447

AC:

AN:

44718

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26134

East Asian (EAS)

AF:

0.00

AC:

AN:

39698

South Asian (SAS)

AF:

0.0000232

AC:

AN:

86254

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53416

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5768

European-Non Finnish (NFE)

AF:

0.00000720

AC:

AN:

1111882

Other (OTH)

AF:

0.00

AC:

AN:

60388

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.486

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.0000394

AC:

AN:

152294

Hom.:

Cov.:

AF XY:

0.0000134

AC XY:

AN XY:

74456

show subpopulations

African (AFR)

AF:

0.0000722

AC:

AN:

41554

American (AMR)

AF:

0.000196

AC:

AN:

15300

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3470

East Asian (EAS)

AF:

0.00

AC:

AN:

5190

South Asian (SAS)

AF:

0.00

AC:

AN:

4816

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10610

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

68034

Other (OTH)

AF:

0.00

AC:

AN:

2114

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.517

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.0000947

Hom.:

Bravo

AF:

0.0000453

ExAC

AF:

0.0000247

AC:

EpiCase

AF:

0.0000545

EpiControl

AF:

0.00

ClinVar

ClinVar submissions as Germline

Significance:Likely benign

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not specified (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.063

BayesDel_addAF

Benign

-0.47

BayesDel_noAF

Benign

-0.64

CADD

Benign

6.3

(source)

DANN

Benign

0.78

DEOGEN2

Benign

0.0041

Eigen

Benign

-1.5

Eigen_PC

Benign

-1.6

FATHMM_MKL

Benign

0.026

LIST_S2

Benign

0.85

M_CAP

Benign

0.0038

MetaRNN

Benign

0.021

MetaSVM

Benign

-1.0

MutationAssessor

Benign

-0.090

PhyloP100

-0.68

PrimateAI

Benign

0.22

PROVEAN

Benign

0.46

REVEL

Benign

0.017

Sift

Benign

0.33

Sift4G

Benign

0.32

Polyphen

0.0020

Vest4

0.060

MutPred

0.48

Loss of methylation at R332 (P = 0.0897)

MVP

0.13

MPC

0.23

ClinPred

0.0072

GERP RS

-5.2

Varity_R

0.043

gMVP

0.25

Mutation Taster

=92/8

polymorphism

(source)

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

You must be logged in to view publications. This limit was set because tens of millions (!) of queries from AI bots are generated daily.

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over