12-122208303-C-T

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_030765.4(B3GNT4):​c.*915C>T variant causes a 3 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00116 in 1,546,770 control chromosomes in the GnomAD database, including 2 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00088 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0012 ( 2 hom. )

Consequence

B3GNT4
NM_030765.4 3_prime_UTR

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -2.01
Variant links:
Genes affected
DIABLO (HGNC:21528): (diablo IAP-binding mitochondrial protein) This gene encodes an inhibitor of apoptosis protein (IAP)-binding protein. The encoded mitochondrial protein enters the cytosol when cells undergo apoptosis, and allows activation of caspases by binding to inhibitor of apoptosis proteins. Overexpression of the encoded protein sensitizes tumor cells to apoptosis. A mutation in this gene is associated with young-adult onset of nonsyndromic deafness-64. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, May 2013]
B3GNT4 (HGNC:15683): (UDP-GlcNAc:betaGal beta-1,3-N-acetylglucosaminyltransferase 4) This gene encodes a member of the beta-1,3-N-acetylglucosaminyltransferase protein family. The encoded enzyme is involved in the biosynthesis of poly-N-acetyllactosamine chains and prefers lacto-N-neotetraose as a substrate. It is a type II transmembrane protein. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.89).
BP6
Variant 12-122208303-C-T is Benign according to our data. Variant chr12-122208303-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 1327665.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Homozygotes in GnomAdExome4 at 2 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
DIABLONM_001371333.1 linkuse as main transcriptc.*78G>A 3_prime_UTR_variant 6/6 ENST00000464942.7 NP_001358262.1
B3GNT4NM_030765.4 linkuse as main transcriptc.*915C>T 3_prime_UTR_variant 3/3 ENST00000324189.5 NP_110392.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
B3GNT4ENST00000324189.5 linkuse as main transcriptc.*915C>T 3_prime_UTR_variant 3/31 NM_030765.4 ENSP00000319636 A2Q9C0J1-1
DIABLOENST00000464942.7 linkuse as main transcriptc.*78G>A 3_prime_UTR_variant 6/61 NM_001371333.1 ENSP00000442360 P1Q9NR28-1

Frequencies

GnomAD3 genomes
AF:
0.000880
AC:
134
AN:
152218
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.000506
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000327
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:
0.00157
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.000884
AC:
211
AN:
238604
Hom.:
0
AF XY:
0.000839
AC XY:
109
AN XY:
129950
show subpopulations
Gnomad AFR exome
AF:
0.000705
Gnomad AMR exome
AF:
0.000350
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.000308
Gnomad NFE exome
AF:
0.00165
Gnomad OTH exome
AF:
0.000675
GnomAD4 exome
AF:
0.00119
AC:
1653
AN:
1394434
Hom.:
2
Cov.:
25
AF XY:
0.00112
AC XY:
778
AN XY:
697012
show subpopulations
Gnomad4 AFR exome
AF:
0.000310
Gnomad4 AMR exome
AF:
0.000359
Gnomad4 ASJ exome
AF:
0.0000388
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.000411
Gnomad4 NFE exome
AF:
0.00144
Gnomad4 OTH exome
AF:
0.00129
GnomAD4 genome
AF:
0.000880
AC:
134
AN:
152336
Hom.:
0
Cov.:
33
AF XY:
0.000725
AC XY:
54
AN XY:
74490
show subpopulations
Gnomad4 AFR
AF:
0.000505
Gnomad4 AMR
AF:
0.000327
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00157
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.00100
Hom.:
0
Bravo
AF:
0.000842

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingGeneDxJun 13, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.89
CADD
Benign
0.13
DANN
Benign
0.46

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: rs559000145; hg19: chr12-122692850; API