chr15-45402412-C-A

Position:

• chr15-45402412-C-A

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2 BP4_Strong

The NM_024063.3(AFG2B):​c.-18C>A variant causes a 5 prime UTR premature start codon gain change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000701 in 1,427,308 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.

• Frequency:
  • Genomes: not found (cov: 33)
  • Exomes 𝑓: 0.0000070 (0 hom.)
• Consequence: AFG2B NM_024063.3 5_prime_UTR_premature_start_codon_gain
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -2.36

Genes affected

AFG2B (HGNC:28762): (AFG2 AAA ATPase homolog B) Predicted to enable ATP binding activity. Located in cytoplasm and spindle. [provided by Alliance of Genome Resources, Apr 2022]

SPATA5L1 (HGNC:):

ACMG classification

Verdict is Likely_benign. Variant got -2 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.71).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	Protein	UniProt
AFG2B	NM_024063.3	c.-18C>A		5_prime_UTR_premature_start_codon_gain_variant	1/8	ENST00000305560.11	NP_076968.2
AFG2B	NM_024063.3	c.-18C>A		5_prime_UTR_variant	1/8	ENST00000305560.11	NP_076968.2

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Protein	Appris	UniProt
SPATA5L1	ENST00000305560	c.-18C>A		5_prime_UTR_premature_start_codon_gain_variant	1/8	1	NM_024063.3	ENSP00000305494.6
SPATA5L1	ENST00000305560	c.-18C>A		5_prime_UTR_variant	1/8	1	NM_024063.3	ENSP00000305494.6

Frequencies

GnomAD3 genomes Cov.: 33

GnomAD4 exome AF: 0.00000701 AC: 10 AN: 1427308 Hom.: 0 Cov.: 34 AF XY: 0.00000705 AC XY: 5 AN XY: 709576

Gnomad4 AFR exome AF: 0.0000669

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: 0.00000727

Gnomad4 OTH exome AF: 0.00

GnomAD4 genome Cov.: 33

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.71
CADD	Benign	0.87
DANN	Benign	0.46
RBP_binding_hub_radar		0.0
RBP_regulation_power_radar		1.1

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

LitVar

Other links and lift over

dbSNP: rs1365610; hg19: chr15-45694610;