6-150841717-T-C

Variant names:

• chr6-150841717-T-C
• rs17054320
• NM_001029884.3:c.*821T>C

Variant summary

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

The NM_001029884.3(PLEKHG1):​c.*821T>C variant causes a 3 prime UTR 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: 33)
• Consequence: PLEKHG1 NM_001029884.3 3_prime_UTR
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 1.42
• Publications: 6 publications found

Genes affected

PLEKHG1 (HGNC:20884): (pleckstrin homology and RhoGEF domain containing G1) Predicted to enable guanyl-nucleotide exchange factor activity. Predicted to be involved in regulation of small GTPase mediated signal transduction. Located in nucleoplasm. [provided by Alliance of Genome Resources, Apr 2022]

PLEKHG1 Gene-Disease associations (from GenCC):

• periventricular leukomalacia

  Inheritance: AD Classification: LIMITED Submitted by: Ambry Genetics

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=-0.81).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001029884.3. 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
	PLEKHG1	NM_001029884.3	MANE Select	c.*821T>C		3_prime_UTR	Exon 17 of 17	NP_001025055.1	Q9ULL1
	PLEKHG1	NM_001329798.2		c.*821T>C		3_prime_UTR	Exon 16 of 16	NP_001316727.1
	PLEKHG1	NM_001329799.2		c.*821T>C		3_prime_UTR	Exon 16 of 16	NP_001316728.1

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	PLEKHG1	ENST00000696526.1	MANE Select	c.*821T>C		3_prime_UTR	Exon 17 of 17	ENSP00000512689.1	Q9ULL1
	PLEKHG1	ENST00000475490.1	TSL:1	n.*80-122T>C		intron	N/A	ENSP00000433107.1	H0YD71
	PLEKHG1	ENST00000358517.6	TSL:5	c.*821T>C		3_prime_UTR	Exon 16 of 16	ENSP00000351318.2	Q9ULL1

Frequencies

GnomAD3 genomes Cov.: 33

GnomAD4 exome Cov.: 0

GnomAD4 genome Cov.: 33

Alfa AF: 0.00 Hom.: 5

Bravo AF: 0.00000378

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.81
CADD	Benign	4.7
DANN	Benign	0.72
PhyloP100		1.4

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: rs17054320; hg19: chr6-151162853;