3-173770385-C-T

Variant names:

• chr3-173770385-C-T
• rs6779246
• NM_001365925.2:c.554-37295C>T

Variant summary

Our verdict is Benign. The variant received -8 ACMG points: 0P and 8B. BP4_Strong BS2

The NM_001365925.2(NLGN1):​c.554-37295C>T variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000151 in 151,944 control chromosomes in the GnomAD database, including 1 homozygotes. 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: 𝑓 0.00015 (1 hom., cov: 32)
• Consequence: NLGN1 NM_001365925.2 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -1.76
• Publications: 2 publications found

Genes affected

NLGN1 (HGNC:14291): (neuroligin 1) This gene encodes a member of a family of neuronal cell surface proteins. Members of this family may act as splice site-specific ligands for beta-neurexins and may be involved in the formation and remodeling of central nervous system synapses. [provided by RefSeq, Jul 2008]

NLGN1 Gene-Disease associations (from GenCC):

• autism, susceptibility to, 20

  Inheritance: AD, Unknown Classification: MODERATE, LIMITED Submitted by: Ambry Genetics, Labcorp Genetics (formerly Invitae)

ACMG classification

Our verdict: Benign. The variant received -8 ACMG points.

• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.91).
• BS2: High AC in GnomAd4 at 23 Unknown,AD gene.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001365925.2. 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
	NLGN1	NM_001365925.2	MANE Select	c.554-37295C>T		intron	N/A	NP_001352854.1	A0A8Q3SHM6
	NLGN1	NM_001365923.2		c.494-29908C>T		intron	N/A	NP_001352852.1
	NLGN1	NM_001365924.2		c.554-37295C>T		intron	N/A	NP_001352853.1	A0A8Q3SHM6

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	NLGN1	ENST00000695368.1	MANE Select	c.554-37295C>T		intron	N/A	ENSP00000511841.1	A0A8Q3SHM6
	NLGN1	ENST00000415045.2	TSL:1	c.554-29908C>T		intron	N/A	ENSP00000410374.2	C9J4D3
	NLGN1	ENST00000361589.8	TSL:1	c.494-37295C>T		intron	N/A	ENSP00000354541.4	Q8N2Q7-2

Frequencies

GnomAD3 genomes AF: 0.000151 AC: 23 AN: 151944 Hom.: 1 Cov.: 32

Gnomad AFR AF: 0.00

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.00151

Gnomad ASJ AF: 0.00

Gnomad EAS AF: 0.00

Gnomad SAS AF: 0.00

Gnomad FIN AF: 0.00

Gnomad MID AF: 0.00

Gnomad NFE AF: 0.00

Gnomad OTH AF: 0.00

We have no GnomAD4 exomes data on this position. Probably position not covered by the project.

GnomAD4 genome AF: 0.000151 AC: 23 AN: 151944 Hom.: 1 Cov.: 32 AF XY: 0.000243 AC XY: 18 AN XY: 74222

African (AFR) AF: 0.00 AC: 0 AN: 41344

American (AMR) AF: 0.00151 AC: 23 AN: 15262

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3468

East Asian (EAS) AF: 0.00 AC: 0 AN: 5180

South Asian (SAS) AF: 0.00 AC: 0 AN: 4812

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10586

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 314

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 67976

Other (OTH) AF: 0.00 AC: 0 AN: 2090

Alfa AF: 0.00 Hom.: 1584

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.91
CADD	Benign	0.29
DANN	Benign	0.53
PhyloP100		-1.8

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: rs6779246; hg19: chr3-173488175;