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GeneBe

14-55424215-A-G

Variant summary

Our verdict is Uncertain significance. Variant got 4 ACMG points: 4P and 0B. PM2PP3_Moderate

The NM_199047.3(TBPL2):ā€‹c.899T>Cā€‹(p.Met300Thr) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000136 in 1,613,406 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (ā˜…). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. M300V) has been classified as Uncertain significance.

Frequency

Genomes: š‘“ 0.000013 ( 0 hom., cov: 33)
Exomes š‘“: 0.000014 ( 0 hom. )

Consequence

TBPL2
NM_199047.3 missense

Scores

11
6
2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 9.08
Variant links:
Genes affected
TBPL2 (HGNC:19841): (TATA-box binding protein like 2) Predicted to enable RNA polymerase II general transcription initiation factor activity. Predicted to be involved in DNA-templated transcription, initiation. Located in cytoplasm and nucleus. [provided by Alliance of Genome Resources, Apr 2022]

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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;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.903

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TBPL2NM_199047.3 linkuse as main transcriptc.899T>C p.Met300Thr missense_variant 6/7 ENST00000247219.6
FBXO34XR_007064022.1 linkuse as main transcriptn.2982+131A>G intron_variant, non_coding_transcript_variant
FBXO34XR_007064023.1 linkuse as main transcriptn.2941-18612A>G intron_variant, non_coding_transcript_variant
FBXO34XR_007064024.1 linkuse as main transcriptn.2982+131A>G intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TBPL2ENST00000247219.6 linkuse as main transcriptc.899T>C p.Met300Thr missense_variant 6/71 NM_199047.3 P1

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152246
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000796
AC:
2
AN:
251188
Hom.:
0
AF XY:
0.0000147
AC XY:
2
AN XY:
135752
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000176
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000137
AC:
20
AN:
1461160
Hom.:
0
Cov.:
29
AF XY:
0.00000825
AC XY:
6
AN XY:
726906
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000171
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152246
Hom.:
0
Cov.:
33
AF XY:
0.00
AC XY:
0
AN XY:
74386
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:
0.0000147
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000282
Hom.:
0
Bravo
AF:
0.00000756
ExAC
AF:
0.00000824
AC:
1
EpiCase
AF:
0.00
EpiControl
AF:
0.0000593

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.99
BayesDel_addAF
Pathogenic
0.26
D
BayesDel_noAF
Pathogenic
0.15
CADD
Pathogenic
26
DANN
Uncertain
0.99
DEOGEN2
Uncertain
0.56
D
Eigen
Pathogenic
0.84
Eigen_PC
Pathogenic
0.81
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Uncertain
0.96
D
M_CAP
Benign
0.029
D
MetaRNN
Pathogenic
0.90
D
MetaSVM
Uncertain
-0.28
T
MutationAssessor
Uncertain
2.8
M
MutationTaster
Benign
1.0
D
PrimateAI
Pathogenic
0.91
D
PROVEAN
Pathogenic
-5.7
D
REVEL
Uncertain
0.61
Sift
Pathogenic
0.0
D
Sift4G
Pathogenic
0.0010
D
Polyphen
0.97
D
Vest4
0.91
MutPred
0.66
Gain of catalytic residue at K334 (P = 0);
MVP
0.70
MPC
0.57
ClinPred
1.0
D
GERP RS
5.4
Varity_R
0.88
gMVP
0.83

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.090
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: rs762506149; hg19: chr14-55890933; COSMIC: COSV55972184; API