chr2-79121665-C-T

Variant summary

Our verdict is Benign. Variant got -15 ACMG points: 0P and 15B. BP4_StrongBP6_ModerateBP7BS1BS2

The NM_002909.5(REG1A):​c.168C>T​(p.Thr56Thr) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.014 in 1,613,924 control chromosomes in the GnomAD database, including 199 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.012 ( 17 hom., cov: 32)
Exomes 𝑓: 0.014 ( 182 hom. )

Consequence

REG1A
NM_002909.5 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.429
Variant links:
Genes affected
REG1A (HGNC:9951): (regenerating family member 1 alpha) This gene is a type I subclass member of the Reg gene family. The Reg gene family is a multigene family grouped into four subclasses, types I, II, III and IV, based on the primary structures of the encoded proteins. This gene encodes a protein that is secreted by the exocrine pancreas. It is associated with islet cell regeneration and diabetogenesis and may be involved in pancreatic lithogenesis. Reg family members REG1B, REGL, PAP and this gene are tandemly clustered on chromosome 2p12 and may have arisen from the same ancestral gene by gene duplication. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -15 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.67).
BP6
Variant 2-79121665-C-T is Benign according to our data. Variant chr2-79121665-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 1712417.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=0.429 with no splicing effect.
BS1
Variant frequency is greater than expected in population nfe. gnomad4 allele frequency = 0.0116 (1773/152262) while in subpopulation NFE AF= 0.0187 (1272/68026). AF 95% confidence interval is 0.0178. There are 17 homozygotes in gnomad4. There are 800 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 17 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
REG1ANM_002909.5 linkuse as main transcriptc.168C>T p.Thr56Thr synonymous_variant 3/6 ENST00000233735.2 NP_002900.2 P05451A8K7G6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
REG1AENST00000233735.2 linkuse as main transcriptc.168C>T p.Thr56Thr synonymous_variant 3/61 NM_002909.5 ENSP00000233735.1 P05451
REG1AENST00000461579.1 linkuse as main transcriptn.540C>T non_coding_transcript_exon_variant 2/21
REG1AENST00000488524.1 linkuse as main transcriptn.367C>T non_coding_transcript_exon_variant 3/31
REG1AENST00000485184.1 linkuse as main transcriptn.195C>T non_coding_transcript_exon_variant 2/42

Frequencies

GnomAD3 genomes
AF:
0.0116
AC:
1772
AN:
152144
Hom.:
17
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00280
Gnomad AMI
AF:
0.00110
Gnomad AMR
AF:
0.0167
Gnomad ASJ
AF:
0.00662
Gnomad EAS
AF:
0.000579
Gnomad SAS
AF:
0.00912
Gnomad FIN
AF:
0.00349
Gnomad MID
AF:
0.00316
Gnomad NFE
AF:
0.0187
Gnomad OTH
AF:
0.00910
GnomAD3 exomes
AF:
0.0128
AC:
3208
AN:
251384
Hom.:
27
AF XY:
0.0118
AC XY:
1608
AN XY:
135864
show subpopulations
Gnomad AFR exome
AF:
0.00271
Gnomad AMR exome
AF:
0.0275
Gnomad ASJ exome
AF:
0.00605
Gnomad EAS exome
AF:
0.000109
Gnomad SAS exome
AF:
0.00781
Gnomad FIN exome
AF:
0.00356
Gnomad NFE exome
AF:
0.0156
Gnomad OTH exome
AF:
0.00961
GnomAD4 exome
AF:
0.0143
AC:
20845
AN:
1461662
Hom.:
182
Cov.:
31
AF XY:
0.0139
AC XY:
10113
AN XY:
727152
show subpopulations
Gnomad4 AFR exome
AF:
0.00230
Gnomad4 AMR exome
AF:
0.0267
Gnomad4 ASJ exome
AF:
0.00589
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.00883
Gnomad4 FIN exome
AF:
0.00356
Gnomad4 NFE exome
AF:
0.0159
Gnomad4 OTH exome
AF:
0.0129
GnomAD4 genome
AF:
0.0116
AC:
1773
AN:
152262
Hom.:
17
Cov.:
32
AF XY:
0.0107
AC XY:
800
AN XY:
74450
show subpopulations
Gnomad4 AFR
AF:
0.00279
Gnomad4 AMR
AF:
0.0167
Gnomad4 ASJ
AF:
0.00662
Gnomad4 EAS
AF:
0.000581
Gnomad4 SAS
AF:
0.00933
Gnomad4 FIN
AF:
0.00349
Gnomad4 NFE
AF:
0.0187
Gnomad4 OTH
AF:
0.00900
Alfa
AF:
0.0153
Hom.:
10
Bravo
AF:
0.0125
Asia WGS
AF:
0.00404
AC:
14
AN:
3478
EpiCase
AF:
0.0191
EpiControl
AF:
0.0129

ClinVar

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

Submissions by phenotype

Kidney disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingGenome Diagnostics Laboratory, The Hospital for Sick ChildrenMar 01, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.67
CADD
Benign
6.5
DANN
Benign
0.73

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.020
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: rs142877017; hg19: chr2-79348791; API