chr2-226796916-G-A

Variant summary

Our verdict is Likely benign. Variant got -5 ACMG points: 0P and 5B. BP4BS2

The NM_005544.3(IRS1):​c.1823C>T​(p.Thr608Met) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000233 in 1,545,472 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. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000024 ( 0 hom. )

Consequence

IRS1
NM_005544.3 missense

Scores

3
16

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.733
Variant links:
Genes affected
IRS1 (HGNC:6125): (insulin receptor substrate 1) This gene encodes a protein which is phosphorylated by insulin receptor tyrosine kinase. Mutations in this gene are associated with type II diabetes and susceptibility to insulin resistance. [provided by RefSeq, Nov 2009]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -5 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.2947556).
BS2
High AC in GnomAdExome4 at 33 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
IRS1NM_005544.3 linkuse as main transcriptc.1823C>T p.Thr608Met missense_variant 1/2 ENST00000305123.6 NP_005535.1
IRS1XM_047444223.1 linkuse as main transcriptc.1823C>T p.Thr608Met missense_variant 1/2 XP_047300179.1
IRS1XM_047444224.1 linkuse as main transcriptc.1823C>T p.Thr608Met missense_variant 1/2 XP_047300180.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
IRS1ENST00000305123.6 linkuse as main transcriptc.1823C>T p.Thr608Met missense_variant 1/21 NM_005544.3 ENSP00000304895 P1

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
152174
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000241
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:
0.0000294
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000151
AC:
3
AN:
198034
Hom.:
0
AF XY:
0.0000192
AC XY:
2
AN XY:
104386
show subpopulations
Gnomad AFR exome
AF:
0.0000639
Gnomad AMR exome
AF:
0.0000363
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:
0.0000108
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000237
AC:
33
AN:
1393298
Hom.:
0
Cov.:
37
AF XY:
0.0000277
AC XY:
19
AN XY:
684818
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000270
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.0000200
Gnomad4 NFE exome
AF:
0.0000269
Gnomad4 OTH exome
AF:
0.0000349
GnomAD4 genome
AF:
0.0000197
AC:
3
AN:
152174
Hom.:
0
Cov.:
33
AF XY:
0.0000269
AC XY:
2
AN XY:
74340
show subpopulations
Gnomad4 AFR
AF:
0.0000241
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:
0.0000294
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000227
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.0000167
AC:
2

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.093
BayesDel_addAF
Benign
-0.19
T
BayesDel_noAF
Benign
-0.33
CADD
Benign
19
DANN
Uncertain
1.0
DEOGEN2
Uncertain
0.49
T
Eigen
Benign
-0.040
Eigen_PC
Benign
-0.013
FATHMM_MKL
Benign
0.73
D
LIST_S2
Benign
0.80
T
M_CAP
Benign
0.041
D
MetaRNN
Benign
0.29
T
MetaSVM
Benign
-0.92
T
MutationAssessor
Benign
1.7
L
MutationTaster
Benign
0.88
N
PrimateAI
Uncertain
0.54
T
PROVEAN
Benign
-1.4
N
REVEL
Benign
0.14
Sift
Benign
0.046
D
Sift4G
Benign
0.12
T
Polyphen
1.0
D
Vest4
0.47
MVP
0.78
MPC
0.59
ClinPred
0.14
T
GERP RS
4.2
Varity_R
0.045
gMVP
0.35

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

Publications

LitVar

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

Other links and lift over

dbSNP: rs104893642; hg19: chr2-227661632; API