12-54399717-G-A

Variant summary

Our verdict is Benign. Variant got -21 ACMG points: 0P and 21B. BP4_StrongBP6_Very_StrongBP7BS1BS2

The NM_002205.5(ITGA5):​c.2769C>T​(p.Leu923Leu) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000997 in 1,614,146 control chromosomes in the GnomAD database, including 12 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.0057 ( 8 hom., cov: 32)
Exomes 𝑓: 0.00051 ( 4 hom. )

Consequence

ITGA5
NM_002205.5 synonymous

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: -4.76
Variant links:
Genes affected
ITGA5 (HGNC:6141): (integrin subunit alpha 5) The product of this gene belongs to the integrin alpha chain family. Integrins are heterodimeric integral membrane proteins composed of an alpha subunit and a beta subunit that function in cell surface adhesion and signaling. The encoded preproprotein is proteolytically processed to generate light and heavy chains that comprise the alpha 5 subunit. This subunit associates with the beta 1 subunit to form a fibronectin receptor. This integrin may promote tumor invasion, and higher expression of this gene may be correlated with shorter survival time in lung cancer patients. Note that the integrin alpha 5 and integrin alpha V subunits are encoded by distinct genes. [provided by RefSeq, Oct 2015]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -21 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.82).
BP6
Variant 12-54399717-G-A is Benign according to our data. Variant chr12-54399717-G-A is described in ClinVar as [Benign]. Clinvar id is 781075.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=-4.76 with no splicing effect.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.00571 (869/152280) while in subpopulation AFR AF= 0.0199 (828/41560). AF 95% confidence interval is 0.0188. There are 8 homozygotes in gnomad4. There are 402 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.
BS2
High AC in GnomAd4 at 869 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
ITGA5NM_002205.5 linkuse as main transcriptc.2769C>T p.Leu923Leu synonymous_variant 27/30 ENST00000293379.9 NP_002196.4 P08648B2R627
ITGA5XM_024448970.2 linkuse as main transcriptc.1257C>T p.Leu419Leu synonymous_variant 14/17 XP_024304738.1
GPR84-AS1NR_120486.1 linkuse as main transcriptn.207-7680G>A intron_variant
GPR84-AS1NR_120487.1 linkuse as main transcriptn.207-7680G>A intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
ITGA5ENST00000293379.9 linkuse as main transcriptc.2769C>T p.Leu923Leu synonymous_variant 27/301 NM_002205.5 ENSP00000293379.4 P08648

Frequencies

GnomAD3 genomes
AF:
0.00570
AC:
868
AN:
152162
Hom.:
8
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0200
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00190
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:
0.0000588
Gnomad OTH
AF:
0.00382
GnomAD3 exomes
AF:
0.00152
AC:
381
AN:
251460
Hom.:
5
AF XY:
0.00107
AC XY:
145
AN XY:
135904
show subpopulations
Gnomad AFR exome
AF:
0.0202
Gnomad AMR exome
AF:
0.00139
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:
0.0000264
Gnomad OTH exome
AF:
0.000326
GnomAD4 exome
AF:
0.000507
AC:
741
AN:
1461866
Hom.:
4
Cov.:
31
AF XY:
0.000444
AC XY:
323
AN XY:
727240
show subpopulations
Gnomad4 AFR exome
AF:
0.0171
Gnomad4 AMR exome
AF:
0.00132
Gnomad4 ASJ exome
AF:
0.0000383
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000324
Gnomad4 OTH exome
AF:
0.00111
GnomAD4 genome
AF:
0.00571
AC:
869
AN:
152280
Hom.:
8
Cov.:
32
AF XY:
0.00540
AC XY:
402
AN XY:
74468
show subpopulations
Gnomad4 AFR
AF:
0.0199
Gnomad4 AMR
AF:
0.00190
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000588
Gnomad4 OTH
AF:
0.00378
Alfa
AF:
0.00311
Hom.:
2
Bravo
AF:
0.00651
Asia WGS
AF:
0.000866
AC:
3
AN:
3478
EpiCase
AF:
0.000109
EpiControl
AF:
0.0000593

ClinVar

Significance: Benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJul 26, 2018- -
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.82
CADD
Benign
0.39
DANN
Benign
0.84

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs116004551; hg19: chr12-54793501; API