22-17983394-A-T

Variant names:

• chr22-17983394-A-T
• rs387399
• NM_015241.3:c.-75+40887T>A

Variant summary

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

The NM_015241.3(MICAL3):​c.-75+40887T>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: MICAL3 NM_015241.3 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -1.71
• Publications: 4 publications found

Genes affected

MICAL3 (HGNC:24694): (microtubule associated monooxygenase, calponin and LIM domain containing 3) Enables actin binding activity. Involved in actin filament depolymerization. Located in several cellular components, including Flemming body; intercellular bridge; and nucleoplasm. [provided by Alliance of Genome Resources, Apr 2022]

ENSG00000235445 (HGNC:):

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 (BayesDel_noAF=-0.96).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
MICAL3	NM_015241.3	c.-75+40887T>A		intron_variant	Intron 1 of 31	ENST00000441493.7	NP_056056.2

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
MICAL3	ENST00000441493.7	c.-75+40887T>A		intron_variant	Intron 1 of 31	5	NM_015241.3	ENSP00000416015.2

Frequencies

GnomAD3 genomes Cov.: 30

GnomAD4 exome Cov.: 0

GnomAD4 genome Cov.: 30

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.96
CADD	Benign	0.32
DANN	Benign	0.47
PhyloP100		-1.7

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

Other links and lift over

dbSNP: rs387399; hg19: chr22-18466160;