Genetic Variant HOXA11:p.Thr203Thr (chr7-27184536-C-T) – ACMG Classification: Likely_benign (-6 pts)

Variant summary

Our verdict is Likely benign. The variant received -6 ACMG points: 0P and 6B. BP4BP7BS2

The NM_005523.6(HOXA11):c.609G>A(p.Thr203Thr) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000867 in 1,499,572 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. Synonymous variant affecting the same amino acid position (i.e. T203T) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.000040 ( 0 hom., cov: 32)

Exomes 𝑓: 0.0000052 ( 0 hom. )

Consequence

HOXA11
NM_005523.6 synonymous

Scores

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.290

Publications

1 publications found

Variant links:

Genes affected

HOXA11 (HGNC:5101): (homeobox A11) In vertebrates, the genes encoding the class of transcription factors called homeobox genes are found in clusters named A, B, C, and D on four separate chromosomes. Expression of these proteins is spatially and temporally regulated during embryonic development. This gene is part of the A cluster on chromosome 7 and encodes a DNA-binding transcription factor which may regulate gene expression, morphogenesis, and differentiation. This gene is involved in the regulation of uterine development and is required for female fertility. Mutations in this gene can cause radio-ulnar synostosis with amegakaryocytic thrombocytopenia. [provided by RefSeq, Jul 2008]

HOXA11 links:

HOXA11-AS (HGNC:24957): (HOXA11 antisense RNA) This gene produces a long non-coding RNA in antisense to transcription of the homeobox A11 gene. This transcript may associate with chromatin factors such as Polycomb repressive complex and act as a sponge for microRNAs, thereby participating in the regulation of expression of target genes. High levels of this transcript may be associated with tumor progression. [provided by RefSeq, Dec 2017]

HOXA11-AS links:

ENSG00000293630 (HGNC:):

ENSG00000293630 links:

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ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -6 ACMG points.

BP4

Computational evidence support a benign effect (REVEL=0.184).

BP7

Synonymous conserved (PhyloP=0.29 with no splicing effect.

BS2

High AC in GnomAd4 at 6 AD gene.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_005523.6. 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
	HOXA11	NM_005523.6	MANE Select	c.609G>A	p.Thr203Thr	synonymous	Exon 1 of 2	NP_005514.1	P31270

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
HOXA11	ENST00000006015.4	TSL:1 MANE Select	c.609G>A	p.Thr203Thr	synonymous	Exon 1 of 2	ENSP00000006015.3	P31270
HOXA11	ENST00000517402.1	TSL:1	c.516G>A	p.Thr172Thr	synonymous	Exon 2 of 3	ENSP00000448962.1	H0YIA6
HOXA11-AS	ENST00000520360.6	TSL:5	n.30C>T		non_coding_transcript_exon	Exon 1 of 3

Frequencies

GnomAD3 genomes

AF:

0.0000396

AC:

AN:

151668

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.000145

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:

0.00

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.00000907

AC:

AN:

110232

AF XY:

0.00

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.0000531

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.00000519

AC:

AN:

1347798

Hom.:

Cov.:

AF XY:

0.00000602

AC XY:

AN XY:

664778

show subpopulations

African (AFR)

AF:

0.000145

AC:

AN:

27666

American (AMR)

AF:

0.0000653

AC:

AN:

30624

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

23884

East Asian (EAS)

AF:

0.00

AC:

AN:

30692

South Asian (SAS)

AF:

0.00

AC:

AN:

74520

European-Finnish (FIN)

AF:

0.00

AC:

AN:

47110

Middle Eastern (MID)

AF:

0.00

AC:

AN:

4240

European-Non Finnish (NFE)

AF:

9.49e-7

AC:

AN:

1053460

Other (OTH)

AF:

0.00

AC:

AN:

55602

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.582

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:

0.0000395

AC:

AN:

151774

Hom.:

Cov.:

AF XY:

0.0000270

AC XY:

AN XY:

74168

show subpopulations

African (AFR)

AF:

0.000145

AC:

AN:

41406

American (AMR)

AF:

0.00

AC:

AN:

15270

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3468

East Asian (EAS)

AF:

0.00

AC:

AN:

5128

South Asian (SAS)

AF:

0.00

AC:

AN:

4788

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10538

Middle Eastern (MID)

AF:

0.00

AC:

AN:

290

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

67870

Other (OTH)

AF:

0.00

AC:

AN:

2106

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.542

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:

0.0000451

Hom.:

Bravo

AF:

0.0000378

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.59

CADD

Benign

(source)

DANN

Benign

0.93

PhyloP100

0.29

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