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GeneBe

12-50674545-G-A

Variant summary

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

The NM_173602.3(DIP2B):c.712G>A(p.Ala238Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000496 in 1,614,036 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. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000048 ( 0 hom. )

Consequence

DIP2B
NM_173602.3 missense

Scores

3
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.54
Variant links:
Genes affected
DIP2B (HGNC:29284): (disco interacting protein 2 homolog B) This gene encodes a member of the disco-interacting protein homolog 2 protein family. The encoded protein contains a binding site for the transcriptional regulator DNA methyltransferase 1 associated protein 1 as well as AMP-binding sites. The presence of these sites suggests that the encoded protein may participate in DNA methylation. This gene is located near a folate-sensitive fragile site, and CGG-repeat expansion in the promoter of this gene which affects transcription has been detected in individuals containing this fragile site on chromosome 12. [provided by RefSeq, Aug 2011]

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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, DIP2B
BP4
Computational evidence support a benign effect (MetaRNN=0.05823171).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
DIP2BNM_173602.3 linkuse as main transcriptc.712G>A p.Ala238Thr missense_variant 6/38 ENST00000301180.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
DIP2BENST00000301180.10 linkuse as main transcriptc.712G>A p.Ala238Thr missense_variant 6/385 NM_173602.3 P1
DIP2BENST00000546719.1 linkuse as main transcriptn.489G>A non_coding_transcript_exon_variant 5/71
DIP2BENST00000549620.5 linkuse as main transcriptn.868G>A non_coding_transcript_exon_variant 6/81

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152154
Hom.:
0
Cov.:
32
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000796
AC:
2
AN:
251388
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135874
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000109
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000479
AC:
7
AN:
1461882
Hom.:
0
Cov.:
30
AF XY:
0.00000550
AC XY:
4
AN XY:
727240
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.000151
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
8.99e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152154
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
74308
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:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000264
ExAC
AF:
0.0000165
AC:
2

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Intellectual disability, FRA12A type Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingRevvity Omics, RevvityJan 14, 2022- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.065
BayesDel_addAF
Benign
-0.30
T
BayesDel_noAF
Benign
-0.50
Cadd
Benign
21
Dann
Benign
0.97
DEOGEN2
Benign
0.014
T
Eigen
Benign
-0.37
Eigen_PC
Benign
-0.16
FATHMM_MKL
Uncertain
0.93
D
LIST_S2
Uncertain
0.86
D
M_CAP
Benign
0.0062
T
MetaRNN
Benign
0.058
T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
0.69
N
MutationTaster
Benign
1.0
D
PrimateAI
Uncertain
0.49
T
PROVEAN
Benign
-0.49
N
REVEL
Benign
0.092
Sift
Benign
0.55
T
Sift4G
Benign
0.59
T
Polyphen
0.0030
B
Vest4
0.16
MutPred
0.29
Gain of catalytic residue at P243 (P = 0);
MVP
0.043
MPC
0.34
ClinPred
0.35
T
GERP RS
4.8
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.080
gMVP
0.52

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: rs756850362; hg19: chr12-51068328; API