11-1084609-G-A

Variant summary

Our verdict is Benign. Variant got -13 ACMG points: 0P and 13B. BP4_StrongBP7BA1

The NM_002457.5(MUC2):​c.1854G>A​(p.Thr618=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0772 in 1,612,466 control chromosomes in the GnomAD database, including 5,466 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 0.059 ( 374 hom., cov: 35)
Exomes 𝑓: 0.079 ( 5092 hom. )

Consequence

MUC2
NM_002457.5 synonymous

Scores

2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -1.61
Variant links:
Genes affected
MUC2 (HGNC:7512): (mucin 2, oligomeric mucus/gel-forming) This gene encodes a member of the mucin protein family. Mucins are high molecular weight glycoproteins produced by many epithelial tissues. The protein encoded by this gene is secreted and forms an insoluble mucous barrier that protects the gut lumen. The protein polymerizes into a gel of which 80% is composed of oligosaccharide side chains by weight. The protein features a central domain containing tandem repeats rich in threonine and proline that varies between 50 and 115 copies in different individuals. Downregulation of this gene has been observed in patients with Crohn disease and ulcerative colitis. [provided by RefSeq, Oct 2016]

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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=-0.58).
BP7
Synonymous conserved (PhyloP=-1.61 with no splicing effect.
BA1
GnomAd4 highest subpopulation (NFE) allele frequency at 95% confidence interval = 0.0854 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
MUC2NM_002457.5 linkuse as main transcriptc.1854G>A p.Thr618= synonymous_variant 15/58 ENST00000713550.1 NP_002448.5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
MUC2ENST00000675028.1 linkuse as main transcriptc.1854G>A p.Thr618= synonymous_variant 15/30 ENSP00000502432 P3
MUC2ENST00000361558.7 linkuse as main transcriptn.1881G>A non_coding_transcript_exon_variant 15/495

Frequencies

GnomAD3 genomes
AF:
0.0591
AC:
8989
AN:
152206
Hom.:
375
Cov.:
35
show subpopulations
Gnomad AFR
AF:
0.0152
Gnomad AMI
AF:
0.0735
Gnomad AMR
AF:
0.0637
Gnomad ASJ
AF:
0.0806
Gnomad EAS
AF:
0.000385
Gnomad SAS
AF:
0.0304
Gnomad FIN
AF:
0.0754
Gnomad MID
AF:
0.0949
Gnomad NFE
AF:
0.0872
Gnomad OTH
AF:
0.0603
GnomAD3 exomes
AF:
0.0621
AC:
15369
AN:
247600
Hom.:
617
AF XY:
0.0628
AC XY:
8467
AN XY:
134876
show subpopulations
Gnomad AFR exome
AF:
0.0130
Gnomad AMR exome
AF:
0.0449
Gnomad ASJ exome
AF:
0.0835
Gnomad EAS exome
AF:
0.000223
Gnomad SAS exome
AF:
0.0349
Gnomad FIN exome
AF:
0.0726
Gnomad NFE exome
AF:
0.0869
Gnomad OTH exome
AF:
0.0731
GnomAD4 exome
AF:
0.0791
AC:
115506
AN:
1460142
Hom.:
5092
Cov.:
39
AF XY:
0.0781
AC XY:
56752
AN XY:
726350
show subpopulations
Gnomad4 AFR exome
AF:
0.0132
Gnomad4 AMR exome
AF:
0.0466
Gnomad4 ASJ exome
AF:
0.0819
Gnomad4 EAS exome
AF:
0.000101
Gnomad4 SAS exome
AF:
0.0356
Gnomad4 FIN exome
AF:
0.0682
Gnomad4 NFE exome
AF:
0.0896
Gnomad4 OTH exome
AF:
0.0719
GnomAD4 genome
AF:
0.0590
AC:
8980
AN:
152324
Hom.:
374
Cov.:
35
AF XY:
0.0572
AC XY:
4260
AN XY:
74482
show subpopulations
Gnomad4 AFR
AF:
0.0151
Gnomad4 AMR
AF:
0.0637
Gnomad4 ASJ
AF:
0.0806
Gnomad4 EAS
AF:
0.000386
Gnomad4 SAS
AF:
0.0299
Gnomad4 FIN
AF:
0.0754
Gnomad4 NFE
AF:
0.0872
Gnomad4 OTH
AF:
0.0597
Alfa
AF:
0.0756
Hom.:
279
Bravo
AF:
0.0572
Asia WGS
AF:
0.0140
AC:
51
AN:
3478
EpiCase
AF:
0.0839
EpiControl
AF:
0.0871

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.58
CADD
Benign
0.11
DANN
Benign
0.86

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.030
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: rs41480348; hg19: chr11-1082605; API