Genetic Variant NM_080627.4:c.4666C>G (chr20-36793416-G-C) – 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_080627.4(MTCL2):c.4666C>G(p.Pro1556Ala) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000393 in 1,551,450 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 32)

Exomes 𝑓: 0.000041 ( 0 hom. )

Consequence

MTCL2
NM_080627.4 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.08

Publications

1 publications found

Variant links:

Genes affected

MTCL2 (HGNC:16111): (microtubule crosslinking factor 2) Predicted to be involved in insulin receptor signaling pathway; negative regulation of gluconeogenesis; and regulation of autophagy. Located in extracellular space. [provided by Alliance of Genome Resources, Apr 2022]

MTCL2 links:

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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=0.065464795).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_080627.4. 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
	MTCL2	NM_080627.4	MANE Select	c.4666C>G	p.Pro1556Ala	missense	Exon 14 of 15	NP_542194.2	O94964-2
	MTCL2	NM_199181.3		c.2993+959C>G		intron	N/A	NP_954650.2	X6R3R3

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
MTCL2	ENST00000237536.9	TSL:5 MANE Select	c.4666C>G	p.Pro1556Ala	missense	Exon 14 of 15	ENSP00000237536.4	O94964-2
MTCL2	ENST00000938705.1		c.4603C>G	p.Pro1535Ala	missense	Exon 13 of 14	ENSP00000608764.1
MTCL2	ENST00000279034.10	TSL:5	c.2993+959C>G		intron	N/A	ENSP00000279034.5	X6R3R3

Frequencies

GnomAD3 genomes

AF:

0.0000263

AC:

AN:

152234

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.00

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

Gnomad ASJ

AF:

0.000576

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.0000294

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.0000513

AC:

AN:

155980

AF XY:

0.0000847

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.000237

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000664

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.0000407

AC:

AN:

1399098

Hom.:

Cov.:

AF XY:

0.0000536

AC XY:

AN XY:

690020

show subpopulations

African (AFR)

AF:

0.0000949

AC:

AN:

31596

American (AMR)

AF:

0.0000280

AC:

AN:

35690

Ashkenazi Jewish (ASJ)

AF:

0.000199

AC:

AN:

25148

East Asian (EAS)

AF:

0.00

AC:

AN:

35734

South Asian (SAS)

AF:

0.0000379

AC:

AN:

79198

European-Finnish (FIN)

AF:

0.00

AC:

AN:

49266

Middle Eastern (MID)

AF:

0.00246

AC:

AN:

5692

European-Non Finnish (NFE)

AF:

0.0000232

AC:

AN:

1078782

Other (OTH)

AF:

0.000103

AC:

AN:

57992

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.479

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:

0.0000263

AC:

AN:

152352

Hom.:

Cov.:

AF XY:

0.0000134

AC XY:

AN XY:

74500

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

41588

American (AMR)

AF:

0.00

AC:

AN:

15302

Ashkenazi Jewish (ASJ)

AF:

0.000576

AC:

AN:

3472

East Asian (EAS)

AF:

0.00

AC:

AN:

5186

South Asian (SAS)

AF:

0.00

AC:

AN:

4828

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10622

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.0000294

AC:

AN:

68032

Other (OTH)

AF:

0.00

AC:

AN:

2116

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.513

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:

0.0000676

Hom.:

Bravo

AF:

0.0000680

ExAC

AF:

0.0000746

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

0.059

BayesDel_addAF

Benign

-0.35

BayesDel_noAF

Benign

-0.55

CADD

Benign

(source)

DANN

Benign

0.79

Eigen

Benign

0.077

Eigen_PC

Benign

0.15

FATHMM_MKL

Uncertain

0.93

LIST_S2

Benign

0.84

M_CAP

Benign

0.0055

MetaRNN

Benign

0.065

MetaSVM

Benign

-1.1

PhyloP100

3.1

PrimateAI

Benign

0.37

PROVEAN

Benign

-0.95

REVEL

Benign

0.031

Sift

Benign

0.69

Sift4G

Benign

0.94

Vest4

0.25

MutPred

0.21

Loss of glycosylation at P1556 (P = 0.0238)

MVP

0.12

MPC

1.2

ClinPred

0.052

GERP RS

3.9

gMVP

0.097

Mutation Taster

=81/19

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