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GeneBe

16-263262-C-T

Variant summary

Our verdict is Likely benign. Variant got -5 ACMG points: 2P and 7B. PM2BP4_StrongBP6_ModerateBP7

The NM_032039.4(FAM234A):c.972C>T(p.Ser324=) variant causes a splice region, synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000881 in 1,612,458 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00017 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000079 ( 0 hom. )

Consequence

FAM234A
NM_032039.4 splice_region, synonymous

Scores

2
Splicing: ADA: 0.005523
2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 1.22
Variant links:
Genes affected
FAM234A (HGNC:14163): (family with sequence similarity 234 member A) Located in cell surface. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -5 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.76).
BP6
Variant 16-263262-C-T is Benign according to our data. Variant chr16-263262-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 3092378.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=1.22 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FAM234ANM_032039.4 linkuse as main transcriptc.972C>T p.Ser324= splice_region_variant, synonymous_variant 9/13 ENST00000399932.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FAM234AENST00000399932.8 linkuse as main transcriptc.972C>T p.Ser324= splice_region_variant, synonymous_variant 9/131 NM_032039.4 P1Q9H0X4-1

Frequencies

GnomAD3 genomes
AF:
0.000171
AC:
26
AN:
152256
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00131
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.000188
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000441
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000125
AC:
31
AN:
248032
Hom.:
0
AF XY:
0.000126
AC XY:
17
AN XY:
134750
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000551
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:
0.0000800
Gnomad OTH exome
AF:
0.000497
GnomAD4 exome
AF:
0.0000794
AC:
116
AN:
1460084
Hom.:
0
Cov.:
32
AF XY:
0.0000771
AC XY:
56
AN XY:
726400
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000581
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:
0.0000746
Gnomad4 OTH exome
AF:
0.000116
GnomAD4 genome
AF:
0.000171
AC:
26
AN:
152374
Hom.:
0
Cov.:
33
AF XY:
0.000188
AC XY:
14
AN XY:
74516
show subpopulations
Gnomad4 AFR
AF:
0.0000240
Gnomad4 AMR
AF:
0.00131
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.000188
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000127
Hom.:
0
Bravo
AF:
0.000378
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

ClinVar

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

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingAmbry GeneticsDec 22, 2023This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.76
Cadd
Benign
8.7
Dann
Benign
0.68

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.0055
dbscSNV1_RF
Benign
0.13
SpliceAI score (max)
0.060
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: rs199764048; hg19: chr16-313261; API