2-218282159-G-T

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_ModerateBS1BS2

The NM_022152.6(TMBIM1):​c.-18C>A variant causes a 5 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00168 in 1,462,870 control chromosomes in the GnomAD database, including 41 homozygotes. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.0090 ( 26 hom., cov: 33)
Exomes 𝑓: 0.00083 ( 15 hom. )

Consequence

TMBIM1
NM_022152.6 5_prime_UTR

Scores

2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 1.55
Variant links:
Genes affected
TMBIM1 (HGNC:23410): (transmembrane BAX inhibitor motif containing 1) Enables death receptor binding activity. Involved in negative regulation of Fas signaling pathway; negative regulation of extrinsic apoptotic signaling pathway via death domain receptors; and negative regulation of protein localization to plasma membrane. Located in Golgi apparatus; endosome membrane; and lysosomal membrane. [provided by Alliance of Genome Resources, Apr 2022]
PNKD (HGNC:9153): (PNKD metallo-beta-lactamase domain containing) This gene is thought to play a role in the regulation of myofibrillogenesis. Mutations in this gene have been associated with the movement disorder paroxysmal non-kinesigenic dyskinesia. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Mar 2010]

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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=-0.42).
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.00899 (1367/152134) while in subpopulation AFR AF= 0.0314 (1303/41538). AF 95% confidence interval is 0.03. There are 26 homozygotes in gnomad4. There are 636 alleles in male gnomad4 subpopulation. Median coverage is 33. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 26 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
TMBIM1NM_022152.6 linkuse as main transcriptc.-18C>A 5_prime_UTR_variant 2/12 ENST00000258412.8 NP_071435.2 Q969X1B3KSM0A0A024R472
PNKDNM_015488.5 linkuse as main transcriptc.236+10610G>T intron_variant ENST00000273077.9 NP_056303.3 Q8N490-1A0A024R415

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
TMBIM1ENST00000258412.8 linkuse as main transcriptc.-18C>A 5_prime_UTR_variant 2/121 NM_022152.6 ENSP00000258412.3 Q969X1
PNKDENST00000273077.9 linkuse as main transcriptc.236+10610G>T intron_variant 1 NM_015488.5 ENSP00000273077.4 Q8N490-1

Frequencies

GnomAD3 genomes
AF:
0.00899
AC:
1366
AN:
152016
Hom.:
25
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0314
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00288
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:
0.0000736
Gnomad OTH
AF:
0.00718
GnomAD3 exomes
AF:
0.00242
AC:
277
AN:
114400
Hom.:
1
AF XY:
0.00182
AC XY:
111
AN XY:
60998
show subpopulations
Gnomad AFR exome
AF:
0.0263
Gnomad AMR exome
AF:
0.00143
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:
0.000122
Gnomad OTH exome
AF:
0.000437
GnomAD4 exome
AF:
0.000829
AC:
1087
AN:
1310736
Hom.:
15
Cov.:
33
AF XY:
0.000773
AC XY:
494
AN XY:
639056
show subpopulations
Gnomad4 AFR exome
AF:
0.0330
Gnomad4 AMR exome
AF:
0.00188
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000314
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000250
Gnomad4 OTH exome
AF:
0.00193
GnomAD4 genome
AF:
0.00899
AC:
1367
AN:
152134
Hom.:
26
Cov.:
33
AF XY:
0.00855
AC XY:
636
AN XY:
74378
show subpopulations
Gnomad4 AFR
AF:
0.0314
Gnomad4 AMR
AF:
0.00288
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000736
Gnomad4 OTH
AF:
0.00711

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.42
CADD
Benign
16
DANN
Benign
0.86
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.0

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: rs2292555; hg19: chr2-219146882; API