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GeneBe

22-48646664-G-A

Variant summary

Our verdict is Benign. Variant got -13 ACMG points: 0P and 13B. BP4_ModerateBP6_ModerateBP7BS1BS2

The NM_001082967.3(TAFA5):​c.180G>A​(p.Thr60=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00631 in 1,612,032 control chromosomes in the GnomAD database, including 106 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.0053 ( 13 hom., cov: 33)
Exomes 𝑓: 0.0064 ( 93 hom. )

Consequence

TAFA5
NM_001082967.3 synonymous

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.549
Variant links:
Genes affected
TAFA5 (HGNC:21592): (TAFA chemokine like family member 5) This gene is a member of the TAFA family which is composed of five highly homologous genes that encode small secreted proteins. These proteins contain conserved cysteine residues at fixed positions, and are distantly related to MIP-1alpha, a member of the CC-chemokine family. The TAFA proteins are predominantly expressed in specific regions of the brain, and are postulated to function as brain-specific chemokines or neurokines that act as regulators of immune and nervous cells. [provided by RefSeq, Sep 2013]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -13 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.36).
BP6
Variant 22-48646664-G-A is Benign according to our data. Variant chr22-48646664-G-A is described in ClinVar as [Benign]. Clinvar id is 778959.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=0.549 with no splicing effect.
BS1
Variant frequency is greater than expected in population sas. gnomad4 allele frequency = 0.00525 (800/152306) while in subpopulation SAS AF= 0.0228 (110/4828). AF 95% confidence interval is 0.0193. There are 13 homozygotes in gnomad4. There are 421 alleles in male gnomad4 subpopulation. Median coverage is 33. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 13 gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TAFA5NM_001082967.3 linkuse as main transcriptc.180G>A p.Thr60= synonymous_variant 2/4 ENST00000402357.6
TAFA5NM_015381.7 linkuse as main transcriptc.159G>A p.Thr53= synonymous_variant 2/4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TAFA5ENST00000402357.6 linkuse as main transcriptc.180G>A p.Thr60= synonymous_variant 2/41 NM_001082967.3 P4Q7Z5A7-1
TAFA5ENST00000336769.9 linkuse as main transcriptc.180G>A p.Thr60= synonymous_variant 2/44
TAFA5ENST00000358295.9 linkuse as main transcriptc.159G>A p.Thr53= synonymous_variant 2/42 A1Q7Z5A7-2
TAFA5ENST00000473898.1 linkuse as main transcriptn.120-61053G>A intron_variant, non_coding_transcript_variant 2

Frequencies

GnomAD3 genomes
AF:
0.00528
AC:
804
AN:
152188
Hom.:
14
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00130
Gnomad AMI
AF:
0.0307
Gnomad AMR
AF:
0.00687
Gnomad ASJ
AF:
0.0242
Gnomad EAS
AF:
0.000193
Gnomad SAS
AF:
0.0228
Gnomad FIN
AF:
0.00169
Gnomad MID
AF:
0.0475
Gnomad NFE
AF:
0.00538
Gnomad OTH
AF:
0.0110
GnomAD3 exomes
AF:
0.00767
AC:
1883
AN:
245520
Hom.:
30
AF XY:
0.00880
AC XY:
1180
AN XY:
134032
show subpopulations
Gnomad AFR exome
AF:
0.000526
Gnomad AMR exome
AF:
0.00299
Gnomad ASJ exome
AF:
0.0236
Gnomad EAS exome
AF:
0.0000559
Gnomad SAS exome
AF:
0.0236
Gnomad FIN exome
AF:
0.000957
Gnomad NFE exome
AF:
0.00653
Gnomad OTH exome
AF:
0.0124
GnomAD4 exome
AF:
0.00642
AC:
9378
AN:
1459726
Hom.:
93
Cov.:
31
AF XY:
0.00721
AC XY:
5234
AN XY:
726230
show subpopulations
Gnomad4 AFR exome
AF:
0.00122
Gnomad4 AMR exome
AF:
0.00356
Gnomad4 ASJ exome
AF:
0.0257
Gnomad4 EAS exome
AF:
0.000126
Gnomad4 SAS exome
AF:
0.0254
Gnomad4 FIN exome
AF:
0.000774
Gnomad4 NFE exome
AF:
0.00493
Gnomad4 OTH exome
AF:
0.00864
GnomAD4 genome
AF:
0.00525
AC:
800
AN:
152306
Hom.:
13
Cov.:
33
AF XY:
0.00565
AC XY:
421
AN XY:
74470
show subpopulations
Gnomad4 AFR
AF:
0.00130
Gnomad4 AMR
AF:
0.00686
Gnomad4 ASJ
AF:
0.0242
Gnomad4 EAS
AF:
0.000194
Gnomad4 SAS
AF:
0.0228
Gnomad4 FIN
AF:
0.00169
Gnomad4 NFE
AF:
0.00538
Gnomad4 OTH
AF:
0.00994
Alfa
AF:
0.00600
Hom.:
1
Bravo
AF:
0.00500
Asia WGS
AF:
0.0100
AC:
35
AN:
3478
EpiCase
AF:
0.00851
EpiControl
AF:
0.00931

ClinVar

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

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeFeb 27, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.36
CADD
Benign
5.1
DANN
Benign
0.88

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: rs35316568; hg19: chr22-49042476; COSMIC: COSV60987143; API