Genetic Variant IFT22:p.Arg96Gln (chr7-101316462-C-T) – ACMG Classification: Likely_benign (-4 pts)

Variant summary

Our verdict is Likely benign. The variant received -4 ACMG points: 0P and 4B. BP4_Strong

The NM_022777.4(IFT22):c.287G>A(p.Arg96Gln) variant causes a missense change. The variant allele was found at a frequency of 0.000057 in 1,614,082 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R96W) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.000059 ( 0 hom., cov: 31)

Exomes 𝑓: 0.000057 ( 0 hom. )

Consequence

IFT22
NM_022777.4 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 6.11

Publications

1 publications found

Variant links:

Genes affected

IFT22 (HGNC:21895): (intraflagellar transport 22) Predicted to enable GTPase activity. Predicted to be involved in intracellular protein transport. Predicted to be located in ciliary tip. Predicted to be part of intraciliary transport particle B. Predicted to be active in endomembrane system. [provided by Alliance of Genome Resources, Apr 2022]

IFT22 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -4 ACMG points.

BP4

Computational evidence support a benign effect (MetaRNN=0.04516563).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_022777.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
IFT22	NM_022777.4	MANE Select	c.287G>A	p.Arg96Gln	missense	Exon 4 of 5	NP_073614.1	Q9H7X7-1
IFT22	NM_001130820.3		c.197G>A	p.Arg66Gln	missense	Exon 3 of 4	NP_001124292.1	Q9H7X7-2
IFT22	NM_001130821.3		c.56G>A	p.Arg19Gln	missense	Exon 4 of 5	NP_001124293.1	Q9H7X7-3

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
IFT22	ENST00000315322.10	TSL:1 MANE Select	c.287G>A	p.Arg96Gln	missense	Exon 4 of 5	ENSP00000320359.4	Q9H7X7-1
IFT22	ENST00000437644.2	TSL:1	c.197G>A	p.Arg66Gln	missense	Exon 3 of 4	ENSP00000390770.2	Q9H7X7-2
IFT22	ENST00000468833.1	TSL:1	n.201G>A		non_coding_transcript_exon	Exon 2 of 2

Frequencies

GnomAD3 genomes

AF:

0.0000592

AC:

AN:

152078

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.000169

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.000193

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.0000147

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.000115

AC:

AN:

251488

AF XY:

0.000155

show subpopulations

Gnomad AFR exome

AF:

0.000123

Gnomad AMR exome

AF:

0.0000578

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.000163

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000439

Gnomad OTH exome

AF:

0.000163

GnomAD4 exome

AF:

0.0000568

AC:

AN:

1461886

Hom.:

Cov.:

AF XY:

0.0000798

AC XY:

AN XY:

727244

show subpopulations

African (AFR)

AF:

0.000149

AC:

AN:

33480

American (AMR)

AF:

0.0000671

AC:

AN:

44724

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26136

East Asian (EAS)

AF:

0.000126

AC:

AN:

39700

South Asian (SAS)

AF:

0.000580

AC:

AN:

86258

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53420

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5768

European-Non Finnish (NFE)

AF:

0.0000171

AC:

AN:

1112004

Other (OTH)

AF:

0.0000166

AC:

AN:

60396

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.456

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.0000591

AC:

AN:

152196

Hom.:

Cov.:

AF XY:

0.0000403

AC XY:

AN XY:

74416

show subpopulations

African (AFR)

AF:

0.000169

AC:

AN:

41534

American (AMR)

AF:

0.00

AC:

AN:

15274

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3470

East Asian (EAS)

AF:

0.000193

AC:

AN:

5180

South Asian (SAS)

AF:

0.00

AC:

AN:

4814

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10598

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.0000147

AC:

AN:

68008

Other (OTH)

AF:

0.00

AC:

AN:

2112

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.514

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.0000712

Hom.:

Bravo

AF:

0.0000264

ExAC

AF:

0.000123

AC:

EpiCase

AF:

0.0000545

EpiControl

AF:

0.000119

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not specified (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.068

BayesDel_addAF

Benign

-0.31

BayesDel_noAF

Benign

-0.34

CADD

Benign

(source)

DANN

Uncertain

0.99

DEOGEN2

Benign

0.027

Eigen

Benign

-0.054

Eigen_PC

Benign

0.16

FATHMM_MKL

Uncertain

0.90

LIST_S2

Uncertain

0.96

M_CAP

Benign

0.020

MetaRNN

Benign

0.045

MetaSVM

Benign

-0.73

MutationAssessor

Benign

0.0

PhyloP100

6.1

PrimateAI

Benign

0.39

PROVEAN

Benign

0.80

REVEL

Benign

0.25

Sift

Benign

0.63

Sift4G

Uncertain

0.0050

Polyphen

0.16

Vest4

0.22

MVP

0.17

MPC

0.30

ClinPred

0.065

GERP RS

5.0

Varity_R

0.041

gMVP

0.22

Mutation Taster

=89/11

polymorphism

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.010

Details are displayed if max score is > 0.2

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

Publications

You must be logged in to view publications. This limit was set because tens of millions (!) of queries from AI bots are generated daily.

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over