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GeneBe

13-30735647-C-T

Variant summary

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

The NM_001629.4(ALOX5AP):​c.42C>T​(p.Ile14=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000942 in 1,614,124 control chromosomes in the GnomAD database, including 17 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0045 ( 8 hom., cov: 32)
Exomes 𝑓: 0.00057 ( 9 hom. )

Consequence

ALOX5AP
NM_001629.4 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -4.82
Variant links:
Genes affected
ALOX5AP (HGNC:436): (arachidonate 5-lipoxygenase activating protein) This gene encodes a protein which, with 5-lipoxygenase, is required for leukotriene synthesis. Leukotrienes are arachidonic acid metabolites which have been implicated in various types of inflammatory responses, including asthma, arthritis and psoriasis. This protein localizes to the plasma membrane. Inhibitors of its function impede translocation of 5-lipoxygenase from the cytoplasm to the cell membrane and inhibit 5-lipoxygenase activation. Alternatively spliced transcript variants encoding different isoforms have been identified for this gene. [provided by RefSeq, Feb 2011]

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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=-0.39).
BP6
Variant 13-30735647-C-T is Benign according to our data. Variant chr13-30735647-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 3041525.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=-4.82 with no splicing effect.
BS1
Variant frequency is greater than expected in population afr. gnomad4_exome allele frequency = 0.000567 (829/1461886) while in subpopulation AFR AF= 0.0167 (560/33480). AF 95% confidence interval is 0.0156. There are 9 homozygotes in gnomad4_exome. There are 384 alleles in male gnomad4_exome subpopulation. Median coverage is 35. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 8 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ALOX5APNM_001629.4 linkuse as main transcriptc.42C>T p.Ile14= synonymous_variant 1/5 ENST00000380490.5
LOC124903146XR_007063743.1 linkuse as main transcriptn.221-2910G>A intron_variant, non_coding_transcript_variant
ALOX5APNM_001204406.2 linkuse as main transcriptc.213C>T p.Ile71= synonymous_variant 2/6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ALOX5APENST00000380490.5 linkuse as main transcriptc.42C>T p.Ile14= synonymous_variant 1/51 NM_001629.4 P1
ALOX5APENST00000617770.4 linkuse as main transcriptc.213C>T p.Ile71= synonymous_variant 2/61

Frequencies

GnomAD3 genomes
AF:
0.00450
AC:
685
AN:
152120
Hom.:
7
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0156
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00157
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00145
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00316
Gnomad NFE
AF:
0.0000441
Gnomad OTH
AF:
0.00143
GnomAD3 exomes
AF:
0.00122
AC:
306
AN:
251436
Hom.:
4
AF XY:
0.000920
AC XY:
125
AN XY:
135898
show subpopulations
Gnomad AFR exome
AF:
0.0138
Gnomad AMR exome
AF:
0.000607
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00167
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000352
Gnomad OTH exome
AF:
0.000815
GnomAD4 exome
AF:
0.000567
AC:
829
AN:
1461886
Hom.:
9
Cov.:
35
AF XY:
0.000528
AC XY:
384
AN XY:
727240
show subpopulations
Gnomad4 AFR exome
AF:
0.0167
Gnomad4 AMR exome
AF:
0.000715
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.00132
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000198
Gnomad4 OTH exome
AF:
0.00149
GnomAD4 genome
AF:
0.00455
AC:
692
AN:
152238
Hom.:
8
Cov.:
32
AF XY:
0.00443
AC XY:
330
AN XY:
74436
show subpopulations
Gnomad4 AFR
AF:
0.0158
Gnomad4 AMR
AF:
0.00157
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00104
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.00142
Alfa
AF:
0.00229
Hom.:
0
Bravo
AF:
0.00515
Asia WGS
AF:
0.00375
AC:
13
AN:
3478
EpiCase
AF:
0.000109
EpiControl
AF:
0.00

ClinVar

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

Submissions by phenotype

ALOX5AP-related disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesDec 04, 2023This variant is classified as likely 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
-0.39
CADD
Benign
4.3
DANN
Benign
0.76

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: rs11542984; hg19: chr13-31309784; COSMIC: COSV66857946; API