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GeneBe

rs70958396

Variant summary

Our verdict is Likely benign. Variant got -3 ACMG points: 1P and 4B. PP2BP4_Strong

The NM_000875.5(IGF1R):c.2278G>A(p.Ala760Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000124 in 1,614,060 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/21 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 0.000026 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000011 ( 0 hom. )

Consequence

IGF1R
NM_000875.5 missense

Scores

14

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.307
Variant links:
Genes affected
IGF1R (HGNC:5465): (insulin like growth factor 1 receptor) This receptor binds insulin-like growth factor with a high affinity. It has tyrosine kinase activity. The insulin-like growth factor I receptor plays a critical role in transformation events. Cleavage of the precursor generates alpha and beta subunits. It is highly overexpressed in most malignant tissues where it functions as an anti-apoptotic agent by enhancing cell survival. Alternatively spliced transcript variants encoding distinct isoforms have been found for this gene. [provided by RefSeq, May 2014]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -3 ACMG points.

PP2
Missense variant where missense usually causes diseases, IGF1R
BP4
Computational evidence support a benign effect (MetaRNN=0.0402911).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
IGF1RNM_000875.5 linkuse as main transcriptc.2278G>A p.Ala760Thr missense_variant 11/21 ENST00000650285.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
IGF1RENST00000650285.1 linkuse as main transcriptc.2278G>A p.Ala760Thr missense_variant 11/21 NM_000875.5 P4
IGF1RENST00000649865.1 linkuse as main transcriptc.2278G>A p.Ala760Thr missense_variant 11/21 A1
IGF1RENST00000561049.1 linkuse as main transcriptn.469G>A non_coding_transcript_exon_variant 2/35
IGF1RENST00000560144.1 linkuse as main transcriptc.*236G>A 3_prime_UTR_variant, NMD_transcript_variant 4/43

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152194
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000192
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000441
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000795
AC:
2
AN:
251460
Hom.:
0
AF XY:
0.00000736
AC XY:
1
AN XY:
135900
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000544
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000109
AC:
16
AN:
1461866
Hom.:
0
Cov.:
32
AF XY:
0.00000963
AC XY:
7
AN XY:
727236
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000756
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000108
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152194
Hom.:
0
Cov.:
33
AF XY:
0.0000134
AC XY:
1
AN XY:
74352
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000192
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000302
TwinsUK
AF:
0.000270
AC:
1
ALSPAC
AF:
0.00
AC:
0
ExAC
AF:
0.0000165
AC:
2

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.061
BayesDel_addAF
Benign
-0.36
T
BayesDel_noAF
Benign
-0.59
Cadd
Benign
11
Dann
Benign
0.50
DEOGEN2
Benign
0.38
T;.;T;.
Eigen
Benign
-1.1
Eigen_PC
Benign
-1.1
FATHMM_MKL
Benign
0.19
N
M_CAP
Benign
0.016
T
MetaRNN
Benign
0.040
T;T;T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
-0.090
N;.;N;.
MutationTaster
Benign
1.0
N;N
PrimateAI
Benign
0.23
T
Polyphen
0.0
B;B;B;B
Vest4
0.084, 0.055
MutPred
0.25
Gain of glycosylation at A760 (P = 0.013);Gain of glycosylation at A760 (P = 0.013);Gain of glycosylation at A760 (P = 0.013);Gain of glycosylation at A760 (P = 0.013);
MVP
0.25
MPC
0.60
ClinPred
0.026
T
GERP RS
3.6
Varity_R
0.026
gMVP
0.47

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: rs70958396; hg19: chr15-99465453; COSMIC: COSV51280227; COSMIC: COSV51280227; API