Genetic Variant MUCL3:p.Ala153Thr (chr6-30948921-G-A) – ACMG Classification: Likely_benign (-4 pts)

Variant summary

Our verdict is Likely benign. The variant received -4 ACMG points: 0P and 4B. BP4_Strong

The NM_080870.4(MUCL3):c.457G>A(p.Ala153Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000239 in 1,550,270 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00012 ( 0 hom., cov: 32)

Exomes 𝑓: 0.000013 ( 0 hom. )

Consequence

MUCL3
NM_080870.4 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.191

Publications

1 publications found

Variant links:

Genes affected

MUCL3 (HGNC:21666): (mucin like 3) Predicted to be located in cytoplasm and plasma membrane. Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

MUCL3 links:

HCG21 (HGNC:31335): (HLA complex group 21)

HCG21 links:

SFTA2 (HGNC:18386): (surfactant associated 2) Predicted to be located in Golgi apparatus; extracellular region; and transport vesicle. [provided by Alliance of Genome Resources, Apr 2022]

SFTA2 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

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

BP4

Computational evidence support a benign effect (MetaRNN=0.021176279).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_080870.4. 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
	MUCL3	NM_080870.4	MANE Select	c.457G>A	p.Ala153Thr	missense	Exon 2 of 3	NP_543146.2	E9PEI6
	HCG21	NR_138040.1		n.257-2343C>T		intron	N/A

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
MUCL3	ENST00000462446.6	TSL:5 MANE Select	c.457G>A	p.Ala153Thr	missense	Exon 2 of 3	ENSP00000417182.1	E9PEI6
HCG21	ENST00000419481.1	TSL:3	n.225-2562C>T		intron	N/A
SFTA2	ENST00000634371.2	TSL:5	n.513+3441C>T		intron	N/A

Frequencies

GnomAD3 genomes

AF:

0.000125

AC:

AN:

152088

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.000435

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.0000655

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:

0.0000328

AC:

AN:

152536

AF XY:

0.0000123

show subpopulations

Gnomad AFR exome

AF:

0.000383

Gnomad AMR exome

AF:

0.0000411

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000169

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.0000129

AC:

AN:

1398064

Hom.:

Cov.:

AF XY:

0.00000725

AC XY:

AN XY:

689600

show subpopulations

African (AFR)

AF:

0.000478

AC:

AN:

31372

American (AMR)

AF:

0.0000283

AC:

AN:

35320

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

25146

East Asian (EAS)

AF:

0.00

AC:

AN:

35738

South Asian (SAS)

AF:

0.00

AC:

AN:

78968

European-Finnish (FIN)

AF:

0.00

AC:

AN:

49250

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5696

European-Non Finnish (NFE)

AF:

9.27e-7

AC:

AN:

1078670

Other (OTH)

AF:

0.0000173

AC:

AN:

57904

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.469

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:

0.000125

AC:

AN:

152206

Hom.:

Cov.:

AF XY:

0.000134

AC XY:

AN XY:

74392

show subpopulations

African (AFR)

AF:

0.000434

AC:

AN:

41522

American (AMR)

AF:

0.0000654

AC:

AN:

15288

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3468

East Asian (EAS)

AF:

0.00

AC:

AN:

5190

South Asian (SAS)

AF:

0.00

AC:

AN:

4824

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10588

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

68016

Other (OTH)

AF:

0.00

AC:

AN:

2106

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.467

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:

0.000137

Hom.:

Bravo

AF:

0.000121

ExAC

AF:

0.0000436

AC:

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

0.067

BayesDel_addAF

Benign

-0.66

BayesDel_noAF

Benign

-0.81

CADD

Benign

6.8

(source)

DANN

Benign

0.95

DEOGEN2

Benign

0.0064

Eigen

Benign

-1.7

Eigen_PC

Benign

-1.8

FATHMM_MKL

Benign

0.016

LIST_S2

Benign

0.37

M_CAP

Benign

0.0092

MetaRNN

Benign

0.021

MetaSVM

Benign

-1.0

PhyloP100

-0.19

PrimateAI

Benign

0.22

PROVEAN

Benign

-0.12

REVEL

Benign

0.044

Sift

Benign

0.19

Sift4G

Benign

1.0

Polyphen

0.13

Vest4

0.032

MutPred

0.11

Gain of phosphorylation at A153 (P = 0.0175)

MVP

0.014

MPC

1.1

ClinPred

0.020

GERP RS

-6.0

Varity_R

0.018

gMVP

0.028

Mutation Taster

=300/0

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