chr19-46722920-G-T

Position:

• chr19-46722920-G-T

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2 BP4_Moderate

The NM_013403.3(STRN4):​c.1796C>A​(p.Thr599Asn) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000131 in 152,248 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

• Frequency: Genomes: 𝑓 0.000013 (0 hom., cov: 33)
• Consequence: STRN4 NM_013403.3 missense
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 2.01

Genes affected

STRN4 (HGNC:15721): (striatin 4) Enables armadillo repeat domain binding activity and protein phosphatase 2A binding activity. Part of FAR/SIN/STRIPAK complex. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Verdict is Uncertain_significance. Variant got 0 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (MetaRNN=0.26382104).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	UniProt
STRN4	NM_013403.3	c.1796C>A	p.Thr599Asn	missense_variant	14/18	ENST00000263280.11

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Appris	UniProt
STRN4	ENST00000263280.11	c.1796C>A	p.Thr599Asn	missense_variant	14/18	1	NM_013403.3	P4

Frequencies

GnomAD3 genomes AF: 0.0000131 AC: 2 AN: 152248 Hom.: 0 Cov.: 33

Gnomad AFR AF: 0.0000482

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.00

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

GnomAD3 exomes AF: 0.00000398 AC: 1 AN: 251172 Hom.: 0 AF XY: 0.00000736 AC XY: 1 AN XY: 135852

Gnomad AFR exome AF: 0.0000616

Gnomad AMR exome AF: 0.00

Gnomad ASJ exome AF: 0.00

Gnomad EAS exome AF: 0.00

Gnomad SAS exome AF: 0.00

Gnomad FIN exome AF: 0.00

Gnomad NFE exome AF: 0.00

Gnomad OTH exome AF: 0.00

GnomAD4 exome Cov.: 32

GnomAD4 genome AF: 0.0000131 AC: 2 AN: 152248 Hom.: 0 Cov.: 33 AF XY: 0.00 AC XY: 0 AN XY: 74390

Gnomad4 AFR AF: 0.0000482

Gnomad4 AMR AF: 0.00

Gnomad4 ASJ AF: 0.00

Gnomad4 EAS AF: 0.00

Gnomad4 SAS AF: 0.00

Gnomad4 FIN AF: 0.00

Gnomad4 NFE AF: 0.00

Gnomad4 OTH AF: 0.00

Alfa AF: 0.0000712 Hom.: 0

Bravo AF: 0.0000227

ExAC AF: 0.00000824 AC: 1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Benign	0.17
BayesDel_addAF	Benign	-0.16	T
BayesDel_noAF	Benign	-0.29
CADD	Benign	21
DANN	Uncertain	0.99
DEOGEN2	Benign	0.26	T;.;T
Eigen	Benign	0.033
Eigen_PC	Benign	0.18
FATHMM_MKL	Uncertain	0.93	D
LIST_S2	Benign	0.82	T;T;T
M_CAP	Benign	0.038	D
MetaRNN	Benign	0.26	T;T;T
MetaSVM	Benign	-0.42	T
MutationAssessor	Benign	0.98	L;.;.
MutationTaster	Benign	0.86	D;D;D
PrimateAI	Benign	0.45	T
PROVEAN	Uncertain	-2.5	D;D;D
REVEL	Benign	0.27
Sift	Benign	0.038	D;D;D
Sift4G	Benign	0.090	T;T;T
Polyphen		0.94	P;.;.
Vest4		0.44
MutPred		0.28		.;Loss of sheet (P = 0.0817);.;
MVP		0.50
MPC		0.60
ClinPred		0.27	T
GERP RS		5.6
Varity_R		0.24
gMVP		0.51

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.020		Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Other links and lift over

dbSNP: rs375959219; hg19: chr19-47226177;