Genetic Variant NM_173588.4:c.3254G>A (chr11-18707830-C-T) – ACMG Classification: Likely_benign (-2 pts)

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_173588.4(IGSF22):c.3254G>A(p.Arg1085His) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000286 in 1,606,362 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/18 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.00017 ( 0 hom., cov: 33)

Exomes 𝑓: 0.000014 ( 0 hom. )

Consequence

IGSF22
NM_173588.4 missense

Scores

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.00500

Variant links:

Genes affected

IGSF22 (HGNC:26750): (immunoglobulin superfamily member 22)

IGSF22 links:

IGSF22-AS1 (HGNC:55511): (IGSF22 antisense RNA 1)

IGSF22-AS1 links:

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (MetaRNN=0.03402874).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
IGSF22	NM_173588.4 link	c.3254G>A	p.Arg1085His	missense_variant	Exon 20 of 23	ENST00000513874.6	NP_775859.4	Q8N9C0-2
IGSF22	XM_047426830.1 link	c.1328G>A	p.Arg443His	missense_variant	Exon 7 of 10		XP_047282786.1
IGSF22	NR_160413.1 link	n.3010G>A		non_coding_transcript_exon_variant	Exon 18 of 21
IGSF22-AS1	NR_186353.1 link	n.785+437C>T		intron_variant	Intron 2 of 2

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
IGSF22	ENST00000513874.6 link	c.3254G>A	p.Arg1085His	missense_variant	Exon 20 of 23	5	NM_173588.4	ENSP00000421191.1		Q8N9C0-2

Frequencies

GnomAD3 genomes

AF:

0.000171

AC:

AN:

152208

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.000603

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:

0.0000942

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.00

Gnomad OTH

AF:

0.00

GnomAD3 exomes

AF:

0.0000299

AC:

AN:

233938

Hom.:

AF XY:

0.00000790

AC XY:

AN XY:

126576

show subpopulations

Gnomad AFR exome

AF:

0.000423

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:

0.00000952

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.0000138

AC:

AN:

1454154

Hom.:

Cov.:

AF XY:

0.0000152

AC XY:

AN XY:

722322

show subpopulations

Gnomad4 AFR exome

AF:

0.000449

Gnomad4 AMR exome

AF:

0.00

Gnomad4 ASJ exome

AF:

0.00

Gnomad4 EAS exome

AF:

0.00

Gnomad4 SAS exome

AF:

0.00

Gnomad4 FIN exome

AF:

0.00

Gnomad4 NFE exome

AF:

0.00000361

Gnomad4 OTH exome

AF:

0.0000166

GnomAD4 genome

AF:

0.000171

AC:

AN:

152208

Hom.:

Cov.:

AF XY:

0.000134

AC XY:

AN XY:

74354

show subpopulations

Gnomad4 AFR

AF:

0.000603

Gnomad4 AMR

AF:

0.00

Gnomad4 ASJ

AF:

0.00

Gnomad4 EAS

AF:

0.00

Gnomad4 SAS

AF:

0.00

Gnomad4 FIN

AF:

0.0000942

Gnomad4 NFE

AF:

0.00

Gnomad4 OTH

AF:

0.00

Alfa

AF:

0.0000540

Hom.:

Bravo

AF:

0.000147

ESP6500AA

AF:

0.000723

AC:

ESP6500EA

AF:

0.00

AC:

ExAC

AF:

0.00000828

AC:

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

BayesDel_addAF

Benign

-0.52

BayesDel_noAF

Benign

-0.66

CADD

Benign

4.8

DANN

Uncertain

0.97

Eigen

Benign

-0.94

Eigen_PC

Benign

-0.91

FATHMM_MKL

Benign

0.0023

LIST_S2

Benign

0.23

M_CAP

Benign

0.020

MetaRNN

Benign

0.034

MetaSVM

Benign

-0.96

PrimateAI

Benign

0.33

PROVEAN

Benign

0.21

REVEL

Benign

0.076

Sift

Benign

0.60

Sift4G

Benign

0.44

Vest4

0.18

MVP

0.16

MPC

0.27

ClinPred

0.018

GERP RS

2.3

gMVP

0.18

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

Below is the list of publications found by LitVar. It may be empty.

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

ACMG classification

Transcripts

RefSeq

Ensembl

Frequencies

ClinVar

Computational scores

Splicing

Publications

LitVar

Other links and lift over