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GeneBe

12-13061611-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_020853.2(FAM234B):c.569C>T(p.Ser190Leu) variant causes a missense change. The variant allele was found at a frequency of 0.000044 in 1,613,564 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000099 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000038 ( 0 hom. )

Consequence

FAM234B
NM_020853.2 missense

Scores

3
10
4

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.43
Variant links:
Genes affected
FAM234B (HGNC:29288): (family with sequence similarity 234 member B) Predicted to be located in Golgi apparatus and cytoskeleton. Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FAM234BNM_020853.2 linkuse as main transcriptc.569C>T p.Ser190Leu missense_variant 4/13 ENST00000197268.13

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FAM234BENST00000197268.13 linkuse as main transcriptc.569C>T p.Ser190Leu missense_variant 4/131 NM_020853.2 P1
FAM234BENST00000416494.6 linkuse as main transcriptc.569C>T p.Ser190Leu missense_variant, NMD_transcript_variant 4/142

Frequencies

GnomAD3 genomes
AF:
0.0000987
AC:
15
AN:
151954
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.000194
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000208
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000735
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.0000280
AC:
7
AN:
250422
Hom.:
0
AF XY:
0.0000222
AC XY:
3
AN XY:
135260
show subpopulations
Gnomad AFR exome
AF:
0.000123
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:
0.0000442
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000383
AC:
56
AN:
1461492
Hom.:
0
Cov.:
33
AF XY:
0.0000344
AC XY:
25
AN XY:
727022
show subpopulations
Gnomad4 AFR exome
AF:
0.000149
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000756
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000414
Gnomad4 OTH exome
AF:
0.0000331
GnomAD4 genome
AF:
0.0000986
AC:
15
AN:
152072
Hom.:
0
Cov.:
33
AF XY:
0.000148
AC XY:
11
AN XY:
74342
show subpopulations
Gnomad4 AFR
AF:
0.000193
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000208
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000735
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.0000300
Hom.:
0
Bravo
AF:
0.000106
ESP6500AA
AF:
0.000454
AC:
2
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000494
AC:
6
EpiCase
AF:
0.0000546
EpiControl
AF:
0.000119

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsDec 28, 2022The c.569C>T (p.S190L) alteration is located in exon 4 (coding exon 4) of the FAM234B gene. This alteration results from a C to T substitution at nucleotide position 569, causing the serine (S) at amino acid position 190 to be replaced by a leucine (L). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.57
BayesDel_addAF
Uncertain
0.038
T
BayesDel_noAF
Uncertain
0.10
Cadd
Pathogenic
27
Dann
Uncertain
1.0
DEOGEN2
Benign
0.23
T
Eigen
Uncertain
0.41
Eigen_PC
Uncertain
0.50
FATHMM_MKL
Uncertain
0.89
D
M_CAP
Benign
0.031
D
MetaRNN
Uncertain
0.68
D
MetaSVM
Benign
-0.85
T
MutationTaster
Benign
1.0
D
PrimateAI
Uncertain
0.52
T
PROVEAN
Pathogenic
-4.7
D
REVEL
Uncertain
0.43
Sift
Uncertain
0.017
D
Sift4G
Pathogenic
0.0
D
Polyphen
0.55
P
Vest4
0.94
MVP
0.34
MPC
0.14
ClinPred
0.86
D
GERP RS
5.6
Varity_R
0.48
gMVP
0.87

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.040
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: rs138746636; hg19: chr12-13214545; API