MEI1 p.Arg34Arg

Variant names:

• chr22-41699637-G-G
• ENST00000401548.8:c.

Your query was ambiguous. Multiple possible variants found:

• chr22-41699638--
• chr22-41699640-C-T
• chr22-41699640-C-A
• chr22-41699640-C-G
• chr22-41699638-CGC-AGA
• chr22-41699638-CGC-AGG

Variant summary

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

The ENST00000401548.8(MEI1):​c. variant causes a exon region change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

• Frequency: Genomes: not found (cov: 34)
• Consequence: MEI1 ENST00000401548.8 exon_region
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 0.785
• Publications: 0 publications found

Genes affected

MEI1 (HGNC:28613): (meiotic double-stranded break formation protein 1) Predicted to be involved in meiosis I. Predicted to act upstream of or within gamete generation; meiotic spindle organization; and meiotic telomere clustering. Implicated in gestational trophoblastic neoplasm. [provided by Alliance of Genome Resources, Apr 2022]

MEI1 Gene-Disease associations (from GenCC):

• hydatidiform mole, recurrent, 3

  Inheritance: AR Classification: STRONG Submitted by: Labcorp Genetics (formerly Invitae)
• complete hydatidiform mole

  Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet

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: ENST00000401548.8. 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
There are no transcript annotations for this variant.

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	MEI1	ENST00000401548.8	TSL:1 MANE Select	c.		exon_region	Exon 1 of 31	ENSP00000384115.3	Q5TIA1-1
	MEI1	ENST00000890163.1		c.		exon_region	Exon 1 of 30	ENSP00000560222.1
	MEI1	ENST00000540833.1	TSL:5	c.		exon_region	Exon 1 of 20	ENSP00000444225.1	F5GZT0

Frequencies

GnomAD3 genomes Cov.: 34

GnomAD4 exome Cov.: 31

GnomAD4 genome Cov.: 34

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
PhyloP100		0.79

Splicing

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: chr22-42095641;