chr1-212997259-G-A

Variant names:

• chr1-212997259-G-A
• NM_144567.5:c.1379C>T

Variant summary

Our verdict is Uncertain significance. The variant received 2 ACMG points: 2P and 0B. PM2

The NM_144567.5(ANGEL2):​c.1379C>T​(p.Pro460Leu) variant causes a missense change. The variant allele was found at a frequency of 0.00000137 in 1,461,306 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

• Frequency:
  • Genomes: not found (cov: 31)
  • Exomes 𝑓: 0.0000014 (0 hom.)
• Consequence: ANGEL2 NM_144567.5 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: 5.47
• Publications: 0 publications found

Genes affected

ANGEL2 (HGNC:30534): (angel homolog 2) Enables mRNA 3'-UTR binding activity. Involved in 3'-UTR-mediated mRNA stabilization and negative regulation of mitotic cell cycle. Located in Cajal body and cytoplasm. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Uncertain_significance. The variant received 2 ACMG points.

• PM2: Very rare variant in population databases, with high coverage

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_144567.5. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	ANGEL2	NM_144567.5	MANE Select	c.1379C>T	p.Pro460Leu	missense	Exon 8 of 9	NP_653168.2
	ANGEL2	NM_001300753.2		c.1001C>T	p.Pro334Leu	missense	Exon 8 of 9	NP_001287682.1
	ANGEL2	NM_001300755.2		c.1001C>T	p.Pro334Leu	missense	Exon 8 of 9	NP_001287684.1

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	ANGEL2	ENST00000366962.8	TSL:1 MANE Select	c.1379C>T	p.Pro460Leu	missense	Exon 8 of 9	ENSP00000355929.3	Q5VTE6-1
	ANGEL2	ENST00000360506.6	TSL:1	c.872C>T	p.Pro291Leu	missense	Exon 7 of 8	ENSP00000353696.2	Q5VTE6-2
	ANGEL2	ENST00000535388.2	TSL:1	c.872C>T	p.Pro291Leu	missense	Exon 7 of 8	ENSP00000438141.2	Q5VTE6-2

Frequencies

GnomAD3 genomes Cov.: 31

GnomAD4 exome AF: 0.00000137 AC: 2 AN: 1461306 Hom.: 0 Cov.: 30 AF XY: 0.00000138 AC XY: 1 AN XY: 726998

⚠️ The allele balance in gnomAD version 4 Exomes is significantly skewed from the expected value of 0.5.

African (AFR) AF: 0.00 AC: 0 AN: 33474

American (AMR) AF: 0.00 AC: 0 AN: 44722

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26126

East Asian (EAS) AF: 0.00 AC: 0 AN: 39674

South Asian (SAS) AF: 0.00 AC: 0 AN: 86228

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53400

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5764

European-Non Finnish (NFE) AF: 0.00000180 AC: 2 AN: 1111550

Other (OTH) AF: 0.00 AC: 0 AN: 60368

⚠️ The allele balance in gnomAD4 Exomes is highly skewed from 0.5 (p-value = 0.0296732), which strongly suggests a high chance of mosaicism in these individuals.

GnomAD4 genome Cov.: 31

ClinVar

ClinVar submissions

Significance: Uncertain significance

Revision: criteria provided, single submitter

Pathogenic	VUS	Benign	Condition
-	1	-	not specified (1)

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Benign	0.13
PhyloP100		5.5
RBP_binding_hub_radar		0.0
RBP_regulation_power_radar		1.7
Varity_R		0.26
gMVP		0.60
Mutation Taster		=51/49	polymorphism

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.080		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.

Other links and lift over

hg19: chr1-213170601; COSMIC: COSV64736841;