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GeneBe

rs563069739

Variant summary

Our verdict is Uncertain significance. Variant got 4 ACMG points: 4P and 0B. PM2PP5_Moderate

The NM_001552.3(IGFBP4):​c.698C>T​(p.Thr233Met) variant causes a missense change. The variant allele was found at a frequency of 0.0000062 in 1,613,722 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Likely pathogenic (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000055 ( 0 hom. )

Consequence

IGFBP4
NM_001552.3 missense

Scores

2
12
5

Clinical Significance

Likely pathogenic criteria provided, single submitter P:1

Conservation

PhyloP100: 6.51
Variant links:
Genes affected
IGFBP4 (HGNC:5473): (insulin like growth factor binding protein 4) This gene is a member of the insulin-like growth factor binding protein (IGFBP) family and encodes a protein with an IGFBP domain and a thyroglobulin type-I domain. The protein binds both insulin-like growth factors (IGFs) I and II and circulates in the plasma in both glycosylated and non-glycosylated forms. Binding of this protein prolongs the half-life of the IGFs and alters their interaction with cell surface receptors. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP5
Variant 17-40456504-C-T is Pathogenic according to our data. Variant chr17-40456504-C-T is described in ClinVar as [Likely_pathogenic]. Clinvar id is 402159.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr17-40456504-C-T is described in Lovd as [Pathogenic].

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
IGFBP4NM_001552.3 linkuse as main transcriptc.698C>T p.Thr233Met missense_variant 4/4 ENST00000269593.5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
IGFBP4ENST00000269593.5 linkuse as main transcriptc.698C>T p.Thr233Met missense_variant 4/41 NM_001552.3 P1P22692-1

Frequencies

GnomAD3 genomes
AF:
0.0000132
AC:
2
AN:
152066
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
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:
0.00000798
AC:
2
AN:
250712
Hom.:
0
AF XY:
0.00000737
AC XY:
1
AN XY:
135626
show subpopulations
Gnomad AFR exome
AF:
0.0000619
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
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:
0.00000547
AC:
8
AN:
1461538
Hom.:
0
Cov.:
31
AF XY:
0.00000275
AC XY:
2
AN XY:
727100
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000540
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152184
Hom.:
0
Cov.:
32
AF XY:
0.0000134
AC XY:
1
AN XY:
74402
show subpopulations
Gnomad4 AFR
AF:
0.0000241
Gnomad4 AMR
AF:
0.0000654
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
ExAC
AF:
0.00000824
AC:
1

ClinVar

Significance: Likely pathogenic
Submissions summary: Pathogenic:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Abnormal brain morphology Pathogenic:1
Likely pathogenic, criteria provided, single submitterresearchLupski Lab, Baylor-Hopkins CMG, Baylor College of Medicine-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.73
BayesDel_addAF
Benign
-0.10
T
BayesDel_noAF
Benign
-0.20
CADD
Pathogenic
32
DANN
Pathogenic
1.0
DEOGEN2
Uncertain
0.43
T
Eigen
Uncertain
0.64
Eigen_PC
Uncertain
0.62
FATHMM_MKL
Uncertain
0.93
D
LIST_S2
Uncertain
0.93
D
M_CAP
Benign
0.048
D
MetaRNN
Uncertain
0.66
D
MetaSVM
Benign
-0.89
T
MutationAssessor
Uncertain
2.2
M
MutationTaster
Benign
1.0
D;D
PrimateAI
Uncertain
0.72
T
PROVEAN
Uncertain
-3.2
D
REVEL
Uncertain
0.40
Sift
Uncertain
0.0030
D
Sift4G
Uncertain
0.0030
D
Polyphen
1.0
D
Vest4
0.78
MutPred
0.60
Gain of catalytic residue at V229 (P = 0.0202);
MVP
0.77
MPC
1.7
ClinPred
0.93
D
GERP RS
4.5
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.62
gMVP
0.71

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: rs563069739; hg19: chr17-38612756; API