chr11-1199534-C-A

Variant names:

• chr11-1199534-C-A
• rs28514396
• NM_001304359.2:c.16515+44C>A

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 2P and 4B. PM2 BP4_Strong

The NM_001304359.2(MUC5AC):​c.16515+44C>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: 34)
• Consequence: MUC5AC NM_001304359.2 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -0.472
• Publications: 12 publications found

Genes affected

MUC5AC (HGNC:7515): (mucin 5AC, oligomeric mucus/gel-forming) Predicted to be an extracellular matrix structural constituent. Involved in phosphatidylinositol-mediated signaling. Located in cytoplasm; extracellular space; and mucus layer. Implicated in dry eye syndrome. Biomarker of several diseases, including Sjogren's syndrome; biliary tract disease (multiple); cystic fibrosis; eye disease (multiple); and pancreatic cancer (multiple). [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

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 (Cadd=1.527).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
MUC5AC	NM_001304359.2	c.16515+44C>A		intron_variant	Intron 46 of 48	ENST00000621226.2	NP_001291288.1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
MUC5AC	ENST00000621226.2	c.16515+44C>A		intron_variant	Intron 46 of 48	5	NM_001304359.2	ENSP00000485659.1

Frequencies

GnomAD3 genomes Cov.: 34

GnomAD4 exome Cov.: 0

GnomAD4 genome Cov.: 34

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
CADD	Benign	1.5
PhyloP100		-0.47

Splicing

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

Other links and lift over

dbSNP: rs28514396; hg19: -;