Genetic Variant FAM171A2:p.Pro584Leu (chr17-44354463-G-A) – ACMG Classification: Uncertain_significance (0 pts)

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_198475.3(FAM171A2):c.1751C>T(p.Pro584Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000102 in 1,083,644 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000034 ( 0 hom., cov: 32)

Exomes 𝑓: 0.0000064 ( 0 hom. )

Consequence

FAM171A2
NM_198475.3 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.20

Publications

0 publications found

Variant links:

Genes affected

FAM171A2 (HGNC:30480): (family with sequence similarity 171 member A2) Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

FAM171A2 links:

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (MetaRNN=0.19091049).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_198475.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	FAM171A2	NM_198475.3	MANE Select	c.1751C>T	p.Pro584Leu	missense	Exon 8 of 8	NP_940877.2

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
FAM171A2	ENST00000293443.12	TSL:1 MANE Select	c.1751C>T	p.Pro584Leu	missense	Exon 8 of 8	ENSP00000293443.6	A8MVW0
FAM171A2	ENST00000912944.1		c.1787C>T	p.Pro596Leu	missense	Exon 9 of 9	ENSP00000583003.1
FAM171A2	ENST00000912945.1		c.1778C>T	p.Pro593Leu	missense	Exon 8 of 8	ENSP00000583004.1

Frequencies

GnomAD3 genomes

AF:

0.0000339

AC:

AN:

147374

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000978

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.0000674

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

GnomAD4 exome

AF:

0.00000641

AC:

AN:

936168

Hom.:

Cov.:

AF XY:

0.00000455

AC XY:

AN XY:

439568

show subpopulations

African (AFR)

AF:

0.0000552

AC:

AN:

18108

American (AMR)

AF:

0.00

AC:

AN:

4022

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

8066

East Asian (EAS)

AF:

0.00

AC:

AN:

11274

South Asian (SAS)

AF:

0.00

AC:

AN:

18218

European-Finnish (FIN)

AF:

0.00

AC:

AN:

14758

Middle Eastern (MID)

AF:

0.00

AC:

AN:

2156

European-Non Finnish (NFE)

AF:

0.00000605

AC:

AN:

825970

Other (OTH)

AF:

0.00

AC:

AN:

33596

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

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:

0.0000339

AC:

AN:

147476

Hom.:

Cov.:

AF XY:

0.0000417

AC XY:

AN XY:

71868

show subpopulations

African (AFR)

AF:

0.0000975

AC:

AN:

41024

American (AMR)

AF:

0.0000673

AC:

AN:

14862

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3396

East Asian (EAS)

AF:

0.00

AC:

AN:

5048

South Asian (SAS)

AF:

0.00

AC:

AN:

4814

European-Finnish (FIN)

AF:

0.00

AC:

AN:

8762

Middle Eastern (MID)

AF:

0.00

AC:

AN:

292

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

66316

Other (OTH)

AF:

0.00

AC:

AN:

2052

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.415

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:

0.00

Hom.:

Bravo

AF:

0.0000416

ClinVar

ClinVar submissions

Significance:Uncertain significance

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

0.087

BayesDel_addAF

Benign

-0.21

BayesDel_noAF

Benign

-0.55

CADD

Benign

(source)

DANN

Uncertain

0.99

DEOGEN2

Benign

0.0060

Eigen

Benign

-0.13

Eigen_PC

Benign

-0.087

FATHMM_MKL

Benign

0.57

LIST_S2

Benign

0.59

M_CAP

Pathogenic

0.51

MetaRNN

Benign

0.19

MetaSVM

Benign

-1.0

MutationAssessor

Benign

1.5

PhyloP100

1.2

PrimateAI

Pathogenic

0.94

PROVEAN

Benign

-1.3

REVEL

Benign

0.051

Sift

Benign

0.11

Sift4G

Benign

0.53

Polyphen

0.78

Vest4

0.11

MutPred

0.35

Gain of loop (P = 0.0502)

MVP

0.14

ClinPred

0.22

GERP RS

2.4

Varity_R

0.063

gMVP

0.27

Mutation Taster

=82/18

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

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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