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GeneBe

chr14-104878486-G-A

Variant summary

Our verdict is Benign. Variant got -15 ACMG points: 0P and 15B. BP4_StrongBP6_ModerateBP7BS1BS2

The NM_001112726.3(CEP170B):​c.318G>A​(p.Pro106=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0343 in 1,611,574 control chromosomes in the GnomAD database, including 1,106 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.029 ( 78 hom., cov: 33)
Exomes 𝑓: 0.035 ( 1028 hom. )

Consequence

CEP170B
NM_001112726.3 synonymous

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: -2.63
Variant links:
Genes affected
CEP170B (HGNC:20362): (centrosomal protein 170B) Predicted to be located in cytoplasm and microtubule. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -15 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.67).
BP6
Variant 14-104878486-G-A is Benign according to our data. Variant chr14-104878486-G-A is described in ClinVar as [Benign]. Clinvar id is 3055708.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=-2.63 with no splicing effect.
BS1
Variant frequency is greater than expected in population sas. gnomad4 allele frequency = 0.0288 (4390/152328) while in subpopulation SAS AF= 0.0434 (209/4820). AF 95% confidence interval is 0.0385. There are 78 homozygotes in gnomad4. There are 2174 alleles in male gnomad4 subpopulation. Median coverage is 33. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 78 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CEP170BNM_001112726.3 linkuse as main transcriptc.318G>A p.Pro106= synonymous_variant 5/19 ENST00000414716.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CEP170BENST00000414716.8 linkuse as main transcriptc.318G>A p.Pro106= synonymous_variant 5/191 NM_001112726.3 P1Q9Y4F5-2
CEP170BENST00000556508.5 linkuse as main transcriptc.108G>A p.Pro36= synonymous_variant 4/185 Q9Y4F5-3

Frequencies

GnomAD3 genomes
AF:
0.0289
AC:
4395
AN:
152210
Hom.:
79
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00635
Gnomad AMI
AF:
0.0636
Gnomad AMR
AF:
0.0311
Gnomad ASJ
AF:
0.0372
Gnomad EAS
AF:
0.0341
Gnomad SAS
AF:
0.0437
Gnomad FIN
AF:
0.0320
Gnomad MID
AF:
0.0791
Gnomad NFE
AF:
0.0389
Gnomad OTH
AF:
0.0339
GnomAD3 exomes
AF:
0.0345
AC:
8516
AN:
246920
Hom.:
174
AF XY:
0.0360
AC XY:
4833
AN XY:
134426
show subpopulations
Gnomad AFR exome
AF:
0.00578
Gnomad AMR exome
AF:
0.0243
Gnomad ASJ exome
AF:
0.0411
Gnomad EAS exome
AF:
0.0335
Gnomad SAS exome
AF:
0.0449
Gnomad FIN exome
AF:
0.0304
Gnomad NFE exome
AF:
0.0388
Gnomad OTH exome
AF:
0.0399
GnomAD4 exome
AF:
0.0349
AC:
50939
AN:
1459246
Hom.:
1028
Cov.:
37
AF XY:
0.0355
AC XY:
25795
AN XY:
725942
show subpopulations
Gnomad4 AFR exome
AF:
0.00553
Gnomad4 AMR exome
AF:
0.0247
Gnomad4 ASJ exome
AF:
0.0420
Gnomad4 EAS exome
AF:
0.0465
Gnomad4 SAS exome
AF:
0.0422
Gnomad4 FIN exome
AF:
0.0303
Gnomad4 NFE exome
AF:
0.0352
Gnomad4 OTH exome
AF:
0.0342
GnomAD4 genome
AF:
0.0288
AC:
4390
AN:
152328
Hom.:
78
Cov.:
33
AF XY:
0.0292
AC XY:
2174
AN XY:
74488
show subpopulations
Gnomad4 AFR
AF:
0.00633
Gnomad4 AMR
AF:
0.0310
Gnomad4 ASJ
AF:
0.0372
Gnomad4 EAS
AF:
0.0341
Gnomad4 SAS
AF:
0.0434
Gnomad4 FIN
AF:
0.0320
Gnomad4 NFE
AF:
0.0389
Gnomad4 OTH
AF:
0.0336
Alfa
AF:
0.0325
Hom.:
48
Bravo
AF:
0.0278
Asia WGS
AF:
0.0350
AC:
123
AN:
3478
EpiCase
AF:
0.0424
EpiControl
AF:
0.0439

ClinVar

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

Submissions by phenotype

CEP170B-related disorder Benign:1
Benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesFeb 27, 2020This variant is classified as benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.67
CADD
Benign
1.5
DANN
Benign
0.77
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.020
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: rs41314519; hg19: chr14-105344823; COSMIC: COSV69023773; API