Genetic Variant BIN1:c.85-5499G>A (chr2-127082205-C-T) – ACMG Classification: Likely_benign (-2 pts)

Variant summary

Our verdict is . The variant received -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_139343.3(BIN1):c.85-5499G>A variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. 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: not found (cov: 30)

Consequence

BIN1
NM_139343.3 intron

Scores

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -1.49

Publications

33 publications found

Variant links:

Genes affected

BIN1 (HGNC:1052): (bridging integrator 1) This gene encodes several isoforms of a nucleocytoplasmic adaptor protein, one of which was initially identified as a MYC-interacting protein with features of a tumor suppressor. Isoforms that are expressed in the central nervous system may be involved in synaptic vesicle endocytosis and may interact with dynamin, synaptojanin, endophilin, and clathrin. Isoforms that are expressed in muscle and ubiquitously expressed isoforms localize to the cytoplasm and nucleus and activate a caspase-independent apoptotic process. Studies in mouse suggest that this gene plays an important role in cardiac muscle development. Alternate splicing of the gene results in several transcript variants encoding different isoforms. Aberrant splice variants expressed in tumor cell lines have also been described. [provided by RefSeq, Mar 2016]

BIN1 Gene-Disease associations (from GenCC):

centronuclear myopathy
Inheritance: AD, AR Classification: DEFINITIVE, LIMITED Submitted by: ClinGen
myopathy, centronuclear, 2
Inheritance: SD, AR Classification: DEFINITIVE, STRONG, MODERATE Submitted by: PanelApp Australia, Ambry Genetics, Labcorp Genetics (formerly Invitae), G2P
autosomal dominant centronuclear myopathy
Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
autosomal recessive centronuclear myopathy
Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet

BIN1 links:

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new If you want to explore the variant's impact on the transcript NM_139343.3, check out the Mutation Effect Viewer. This is especially useful for frameshift variants or if you want to visualize the effect of exon loss / intron retention.

ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -2 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.89).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_139343.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Gene	Transcript	Tags	HGVSc	Effect	Exon Rank	Protein	UniProt
BIN1	NM_139343.3	MANE Select	c.85-5499G>A	intron	N/A	NP_647593.1	O00499-1
BIN1	NM_001320642.1		c.3+1384G>A	intron	N/A	NP_001307571.1	O00499
BIN1	NM_001320641.2		c.85-5499G>A	intron	N/A	NP_001307570.1

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	Effect	Exon Rank	Protein	UniProt
BIN1	ENST00000316724.10	TSL:1 MANE Select	c.85-5499G>A	intron	N/A	ENSP00000316779.5	O00499-1
BIN1	ENST00000357970.7	TSL:1	c.85-5499G>A	intron	N/A	ENSP00000350654.3	O00499-5
BIN1	ENST00000346226.7	TSL:1	c.85-5499G>A	intron	N/A	ENSP00000315411.3	O00499-2

Frequencies

GnomAD3 genomes

Cov.:

We have no GnomAD4 exomes data on this position. Probably position not covered by the project.

GnomAD4 genome

Cov.:

Alfa

AF:

0.00

Hom.:

24140

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.89

CADD

Benign

1.7

(source)

DANN

Benign

0.86

PhyloP100

-1.5

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.010

Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

MaxEntScan Visualizer can be used to analyze the impact of this mutation on the neighboring sequence.

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

ClinVar

Computational scores

Splicing

Publications

Other links and lift over