rs5743435

Variant summary

Our verdict is Benign. The variant received -12 ACMG points: 0P and 12B. BP4_StrongBA1

The NM_005218.4(DEFB1):​c.61+1422C>T variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0282 in 152,238 control chromosomes in the GnomAD database, including 109 homozygotes. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.028 ( 109 hom., cov: 31)

Consequence

DEFB1
NM_005218.4 intron

Scores

2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.452

Publications

0 publications found
Variant links:
Genes affected
DEFB1 (HGNC:2766): (defensin beta 1) Defensins form a family of microbicidal and cytotoxic peptides made by neutrophils. Members of the defensin family are highly similar in protein sequence. This gene encodes defensin, beta 1, an antimicrobial peptide implicated in the resistance of epithelial surfaces to microbial colonization. This gene maps in close proximity to defensin family member, defensin, alpha 1 and has been implicated in the pathogenesis of cystic fibrosis. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -12 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.77).
BA1
GnomAd4 highest subpopulation (SAS) allele frequency at 95% confidence interval = 0.0748 is higher than 0.05.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_005218.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
DEFB1
NM_005218.4
MANE Select
c.61+1422C>T
intron
N/ANP_005209.1P60022

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
DEFB1
ENST00000297439.4
TSL:1 MANE Select
c.61+1422C>T
intron
N/AENSP00000297439.3P60022
GS1-24F4.2
ENST00000531701.2
TSL:3
n.602-8747G>A
intron
N/A
GS1-24F4.2
ENST00000772759.1
n.352-8747G>A
intron
N/A

Frequencies

GnomAD3 genomes
AF:
0.0282
AC:
4291
AN:
152120
Hom.:
109
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.0178
Gnomad AMI
AF:
0.0362
Gnomad AMR
AF:
0.0217
Gnomad ASJ
AF:
0.110
Gnomad EAS
AF:
0.000193
Gnomad SAS
AF:
0.0809
Gnomad FIN
AF:
0.00999
Gnomad MID
AF:
0.0759
Gnomad NFE
AF:
0.0325
Gnomad OTH
AF:
0.0350
We have no GnomAD4 exomes data on this position. Probably position not covered by the project.
GnomAD4 genome
AF:
0.0282
AC:
4290
AN:
152238
Hom.:
109
Cov.:
31
AF XY:
0.0281
AC XY:
2091
AN XY:
74438
show subpopulations
African (AFR)
AF:
0.0178
AC:
739
AN:
41532
American (AMR)
AF:
0.0216
AC:
331
AN:
15292
Ashkenazi Jewish (ASJ)
AF:
0.110
AC:
382
AN:
3472
East Asian (EAS)
AF:
0.000193
AC:
1
AN:
5176
South Asian (SAS)
AF:
0.0814
AC:
393
AN:
4828
European-Finnish (FIN)
AF:
0.00999
AC:
106
AN:
10606
Middle Eastern (MID)
AF:
0.0714
AC:
21
AN:
294
European-Non Finnish (NFE)
AF:
0.0325
AC:
2211
AN:
68016
Other (OTH)
AF:
0.0346
AC:
73
AN:
2110
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.496
Heterozygous variant carriers
0
209
417
626
834
1043
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Genome Hom
Variant carriers
0
54
108
162
216
270
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
Alfa
AF:
0.0108
Hom.:
4
Bravo
AF:
0.0276
Asia WGS
AF:
0.0260
AC:
91
AN:
3478

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.77
CADD
Benign
4.2
DANN
Benign
0.86
PhyloP100
0.45
Mutation Taster
=100/0
polymorphism (auto)

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

Other links and lift over

dbSNP: rs5743435; hg19: chr8-6733897; API