chr2-232456193-C-G

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_001631.5(ALPI):​c.-7C>G variant causes a 5 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0037 in 1,613,180 control chromosomes in the GnomAD database, including 20 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0026 ( 3 hom., cov: 32)
Exomes 𝑓: 0.0038 ( 17 hom. )

Consequence

ALPI
NM_001631.5 5_prime_UTR

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 1.21
Variant links:
Genes affected
ALPI (HGNC:437): (alkaline phosphatase, intestinal) There are at least four distinct but related alkaline phosphatases: intestinal, placental, placental-like, and liver/bone/kidney (tissue non-specific). The intestinal alkaline phosphatase gene encodes a digestive brush-border enzyme. This enzyme is a component of the gut mucosal defense system and is thought to function in the detoxification of lipopolysaccharide, and in the prevention of bacterial translocation in the gut. [provided by RefSeq, Dec 2014]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.82).
BP6
Variant 2-232456193-C-G is Benign according to our data. Variant chr2-232456193-C-G is described in ClinVar as [Likely_benign]. Clinvar id is 3042489.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Homozygotes in GnomAd4 at 3 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ALPINM_001631.5 linkuse as main transcriptc.-7C>G 5_prime_UTR_variant 1/11 ENST00000295463.4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ALPIENST00000295463.4 linkuse as main transcriptc.-7C>G 5_prime_UTR_variant 1/111 NM_001631.5 P1
ALPIENST00000457560.1 linkuse as main transcriptc.-7C>G 5_prime_UTR_variant, NMD_transcript_variant 1/105

Frequencies

GnomAD3 genomes
AF:
0.00256
AC:
389
AN:
152192
Hom.:
3
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00101
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00124
Gnomad ASJ
AF:
0.000865
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00165
Gnomad FIN
AF:
0.00216
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00426
Gnomad OTH
AF:
0.00191
GnomAD3 exomes
AF:
0.00251
AC:
628
AN:
250492
Hom.:
3
AF XY:
0.00265
AC XY:
359
AN XY:
135522
show subpopulations
Gnomad AFR exome
AF:
0.000556
Gnomad AMR exome
AF:
0.00113
Gnomad ASJ exome
AF:
0.000499
Gnomad EAS exome
AF:
0.000109
Gnomad SAS exome
AF:
0.00258
Gnomad FIN exome
AF:
0.00213
Gnomad NFE exome
AF:
0.00381
Gnomad OTH exome
AF:
0.00279
GnomAD4 exome
AF:
0.00382
AC:
5574
AN:
1460870
Hom.:
17
Cov.:
33
AF XY:
0.00378
AC XY:
2745
AN XY:
726758
show subpopulations
Gnomad4 AFR exome
AF:
0.000837
Gnomad4 AMR exome
AF:
0.00112
Gnomad4 ASJ exome
AF:
0.000498
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00225
Gnomad4 FIN exome
AF:
0.00188
Gnomad4 NFE exome
AF:
0.00454
Gnomad4 OTH exome
AF:
0.00229
GnomAD4 genome
AF:
0.00255
AC:
389
AN:
152310
Hom.:
3
Cov.:
32
AF XY:
0.00232
AC XY:
173
AN XY:
74466
show subpopulations
Gnomad4 AFR
AF:
0.00101
Gnomad4 AMR
AF:
0.00124
Gnomad4 ASJ
AF:
0.000865
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00165
Gnomad4 FIN
AF:
0.00216
Gnomad4 NFE
AF:
0.00426
Gnomad4 OTH
AF:
0.00189
Alfa
AF:
0.00272
Hom.:
0
Bravo
AF:
0.00237
Asia WGS
AF:
0.00202
AC:
7
AN:
3478
EpiCase
AF:
0.00442
EpiControl
AF:
0.00344

ClinVar

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

Submissions by phenotype

ALPI-related disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesOct 28, 2019This 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
-0.82
CADD
Benign
6.9
DANN
Benign
0.38

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: rs73007641; hg19: chr2-233320903; API