11-57182373-C-T

Variant names:

• chr11-57182373-C-T
• rs143476287
• NM_001005210.4:c.351C>T

Variant summary

Our verdict is Likely benign. The variant received -1 ACMG points: 2P and 3B. PM2 BP4_Moderate BP7

The NM_001005210.4(LRRC55):​c.351C>T​(p.His117His) variant causes a synonymous 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: 32)
• Consequence: LRRC55 NM_001005210.4 synonymous
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 1.43
• Publications: 0 publications found

Genes affected

LRRC55 (HGNC:32324): (leucine rich repeat containing 55) Enables potassium channel activator activity; transmembrane transporter binding activity; and voltage-gated potassium channel activity. Involved in positive regulation of voltage-gated potassium channel activity and potassium ion transmembrane transport. Part of voltage-gated potassium channel complex. [provided by Alliance of Genome Resources, Apr 2022]

LOC105369309 (HGNC:):

ACMG classification

Our verdict: Likely_benign. The variant received -1 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.42).
• BP7: Synonymous conserved (PhyloP=1.43 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001005210.4. 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
	LRRC55	NM_001005210.4	MANE Select	c.351C>T	p.His117His	synonymous	Exon 1 of 2	NP_001005210.2	Q6ZSA7

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	LRRC55	ENST00000497933.3	TSL:1 MANE Select	c.351C>T	p.His117His	synonymous	Exon 1 of 2	ENSP00000419542.2	Q6ZSA7
	LRRC55	ENST00000652194.1		c.480C>T	p.His160His	synonymous	Exon 1 of 2	ENSP00000498533.1	A0A494C0H1

Frequencies

GnomAD3 genomes Cov.: 32

GnomAD4 exome Cov.: 32

GnomAD4 genome Cov.: 32

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.42
CADD	Benign	7.6
DANN	Benign	0.60
PhyloP100		1.4
PromoterAI		0.0012	Neutral

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: rs143476287; hg19: chr11-56949847;