chr6-7727185-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_001718.6(BMP6):​c.230G>A​(p.Arg77Gln) variant causes a missense change. The variant allele was found at a frequency of 0.00000207 in 1,449,380 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.0000021 ( 0 hom. )

Consequence

BMP6
NM_001718.6 missense

Scores

4
9
6

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.04
Variant links:
Genes affected
BMP6 (HGNC:1073): (bone morphogenetic protein 6) This gene encodes a secreted ligand of the TGF-beta (transforming growth factor-beta) superfamily of proteins. Ligands of this family bind various TGF-beta receptors leading to recruitment and activation of SMAD family transcription factors that regulate gene expression. The encoded preproprotein is proteolytically processed to generate each subunit of the disulfide-linked homodimer. This protein regulates a wide range of biological processes including iron homeostasis, fat and bone development, and ovulation. Differential expression of this gene may be associated with progression of breast and prostate cancer. Mutations in this gene may be associated with iron overload in human patients. [provided by RefSeq, Jul 2016]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
BMP6NM_001718.6 linkuse as main transcriptc.230G>A p.Arg77Gln missense_variant 1/7 ENST00000283147.7 NP_001709.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
BMP6ENST00000283147.7 linkuse as main transcriptc.230G>A p.Arg77Gln missense_variant 1/71 NM_001718.6 ENSP00000283147 P1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
AF:
0.00000207
AC:
3
AN:
1449380
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
720196
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000271
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsMay 15, 2024The c.230G>A (p.R77Q) alteration is located in exon 1 (coding exon 1) of the BMP6 gene. This alteration results from a G to A substitution at nucleotide position 230, causing the arginine (R) at amino acid position 77 to be replaced by a glutamine (Q). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
0.37
BayesDel_addAF
Benign
-0.097
T
BayesDel_noAF
Benign
-0.38
CADD
Pathogenic
29
DANN
Pathogenic
1.0
DEOGEN2
Uncertain
0.63
D
Eigen
Uncertain
0.54
Eigen_PC
Uncertain
0.45
FATHMM_MKL
Uncertain
0.82
D
LIST_S2
Pathogenic
0.99
D
M_CAP
Pathogenic
0.90
D
MetaRNN
Uncertain
0.67
D
MetaSVM
Uncertain
-0.27
T
MutationAssessor
Benign
1.6
L
MutationTaster
Benign
0.97
D
PrimateAI
Pathogenic
0.89
D
PROVEAN
Uncertain
-2.6
D
REVEL
Benign
0.25
Sift
Benign
0.076
T
Sift4G
Uncertain
0.060
T
Polyphen
1.0
D
Vest4
0.46
MutPred
0.52
Gain of ubiquitination at K72 (P = 0.0199);
MVP
0.74
MPC
0.73
ClinPred
0.99
D
GERP RS
3.3
Varity_R
0.34
gMVP
0.43

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

No publications associated with this variant yet.

Other links and lift over

hg19: chr6-7727418; API