Genetic Variant MBD6:p.Phe185Phe (chr12-57525523-C-T) – ACMG Classification: Likely_benign (-3 pts)

Variant summary

Our verdict is Likely benign. The variant received -3 ACMG points: 2P and 5B. PM2BP4_StrongBP7

The NM_052897.4(MBD6):c.555C>T(p.Phe185Phe) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000132 in 151,922 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 31)

Exomes 𝑓: 0.0 ( 0 hom. )

Failed GnomAD Quality Control

Consequence

MBD6
NM_052897.4 synonymous

Scores

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 1.90

Publications

2 publications found

Variant links:

Genes affected

MBD6 (HGNC:20445): (methyl-CpG binding domain protein 6) Enables chromatin binding activity. Located in chromocenter; fibrillar center; and nucleoplasm. Implicated in autism spectrum disorder. [provided by Alliance of Genome Resources, Apr 2022]

MBD6 links:

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ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -3 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.58).

BP7

Synonymous conserved (PhyloP=1.9 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_052897.4. 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
	MBD6	NM_052897.4	MANE Select	c.555C>T	p.Phe185Phe	synonymous	Exon 6 of 13	NP_443129.3

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
MBD6	ENST00000355673.8	TSL:1 MANE Select	c.555C>T	p.Phe185Phe	synonymous	Exon 6 of 13	ENSP00000347896.3	Q96DN6
MBD6	ENST00000861014.1		c.555C>T	p.Phe185Phe	synonymous	Exon 6 of 13	ENSP00000531073.1
MBD6	ENST00000861015.1		c.555C>T	p.Phe185Phe	synonymous	Exon 5 of 12	ENSP00000531074.1

Frequencies

GnomAD3 genomes

AF:

0.0000132

AC:

AN:

151922

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.00

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

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:

0.0000294

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.00000463

AC:

AN:

215936

AF XY:

0.00000858

show subpopulations

Gnomad AFR exome

AF:

0.00

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:

0.0000100

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

Data not reliable, filtered out with message: AC0

AF:

0.00

AC:

AN:

1422788

Hom.:

Cov.:

AF XY:

0.00

AC XY:

AN XY:

705048

African (AFR)

AF:

0.00

AC:

AN:

32006

American (AMR)

AF:

0.00

AC:

AN:

38314

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

23174

East Asian (EAS)

AF:

0.00

AC:

AN:

39374

South Asian (SAS)

AF:

0.00

AC:

AN:

79968

European-Finnish (FIN)

AF:

0.00

AC:

AN:

51882

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5570

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

1094022

Other (OTH)

AF:

0.00

AC:

AN:

58478

GnomAD4 genome

AF:

0.0000132

AC:

AN:

151922

Hom.:

Cov.:

AF XY:

0.0000135

AC XY:

AN XY:

74200

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

41348

American (AMR)

AF:

0.00

AC:

AN:

15274

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3472

East Asian (EAS)

AF:

0.00

AC:

AN:

5166

South Asian (SAS)

AF:

0.00

AC:

AN:

4816

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10608

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.0000294

AC:

AN:

67928

Other (OTH)

AF:

0.00

AC:

AN:

2082

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.450

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:

0.00000756

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.58

CADD

Benign

8.0

(source)

DANN

Benign

0.74

PhyloP100

1.9

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.1

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

ClinVar

Computational scores

Splicing

Publications

Other links and lift over