dbSNP rs375315233: STK11:c.734+20G>A (chr19-1220737-G-A) – ACMG Classification: Benign (-13 pts)

Variant summary

Our verdict is Benign. The variant received -13 ACMG points: 0P and 13B. BP4_StrongBP6BS1BS2

The NM_000455.5(STK11):c.734+20G>A variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000189 in 1,599,468 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars).

Frequency

Genomes: 𝑓 0.000079 ( 0 hom., cov: 33)

Exomes 𝑓: 0.00020 ( 0 hom. )

Consequence

STK11
NM_000455.5 intron

Scores

Clinical Significance

Conflicting classifications of pathogenicity criteria provided, conflicting classifications U:2B:9

Conservation

PhyloP100: -0.694

Publications

1 publications found

Variant links:

Genes affected

STK11 (HGNC:11389): (serine/threonine kinase 11) The protein encoded by this gene is a serine/threonine kinase that regulates cell polarity and energy metabolism and functions as a tumor suppressor. Mutations in this gene have been associated with the autosomal dominant Peutz-Jeghers syndrome, as well as with skin, pancreatic, and testicular cancers. [provided by RefSeq, May 2022]

STK11 Gene-Disease associations (from GenCC):

familial pancreatic carcinoma
Inheritance: AD Classification: DEFINITIVE Submitted by: G2P
Peutz-Jeghers syndrome
Inheritance: AD Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: ClinGen, Labcorp Genetics (formerly Invitae), G2P, Genomics England PanelApp, Orphanet
familial ovarian cancer
Inheritance: Unknown Classification: NO_KNOWN Submitted by: ClinGen

STK11 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -13 ACMG points.

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.91).

BP6

Variant 19-1220737-G-A is Benign according to our data. Variant chr19-1220737-G-A is described in ClinVar as Conflicting_classifications_of_pathogenicity. ClinVar VariationId is 139334.

BS1

Variant frequency is greater than expected in population sas. GnomAd4 allele frequency = 0.0000789 (12/152166) while in subpopulation SAS AF = 0.000414 (2/4836). AF 95% confidence interval is 0.0000728. There are 0 homozygotes in GnomAd4. There are 7 alleles in the male GnomAd4 subpopulation. Median coverage is 33. This position passed quality control check.

BS2

High AC in GnomAd4 at 12 AD,Unknown gene.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_000455.5. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Gene	Transcript	Tags	HGVSc	Effect	Exon Rank	Protein	UniProt
STK11	NM_000455.5	MANE Select	c.734+20G>A	intron	N/A	NP_000446.1	A0A0S2Z4D1
STK11	NM_001407255.1		c.734+20G>A	intron	N/A	NP_001394184.1	Q15831-2
STK11	NR_176325.1		n.2001+20G>A	intron	N/A

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	Effect	Exon Rank	Protein	UniProt
STK11	ENST00000326873.12	TSL:1 MANE Select	c.734+20G>A	intron	N/A	ENSP00000324856.6	Q15831-1
STK11	ENST00000652231.1		c.734+20G>A	intron	N/A	ENSP00000498804.1	Q15831-2
STK11	ENST00000585748.3	TSL:3	c.362+20G>A	intron	N/A	ENSP00000477641.2	A0A087WT72

Frequencies

GnomAD3 genomes

AF:

0.0000789

AC:

AN:

152166

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000241

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.000414

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.000132

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.000138

AC:

AN:

231784

AF XY:

0.000102

show subpopulations

Gnomad AFR exome

AF:

0.0000690

Gnomad AMR exome

AF:

0.0000298

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.000681

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.000148

Gnomad OTH exome

AF:

0.000178

GnomAD4 exome

AF:

0.000201

AC:

291

AN:

1447302

Hom.:

Cov.:

AF XY:

0.000181

AC XY:

130

AN XY:

718502

show subpopulations

African (AFR)

AF:

0.0000301

AC:

AN:

33214

American (AMR)

AF:

0.0000227

AC:

AN:

44064

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

25534

East Asian (EAS)

AF:

0.000203

AC:

AN:

39460

South Asian (SAS)

AF:

0.0000470

AC:

AN:

85090

European-Finnish (FIN)

AF:

0.0000194

AC:

AN:

51584

Middle Eastern (MID)

AF:

0.000220

AC:

AN:

4550

European-Non Finnish (NFE)

AF:

0.000240

AC:

265

AN:

1104270

Other (OTH)

AF:

0.000168

AC:

AN:

59536

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.469

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

100

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.0000789

AC:

AN:

152166

Hom.:

Cov.:

AF XY:

0.0000942

AC XY:

AN XY:

74336

show subpopulations

African (AFR)

AF:

0.0000241

AC:

AN:

41448

American (AMR)

AF:

0.00

AC:

AN:

15286

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3468

East Asian (EAS)

AF:

0.00

AC:

AN:

5192

South Asian (SAS)

AF:

0.000414

AC:

AN:

4836

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10626

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.000132

AC:

AN:

67992

Other (OTH)

AF:

0.00

AC:

AN:

2090

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.488

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<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:

0.00

Hom.:

Bravo

AF:

0.000102

ClinVar

ClinVar submissions

Significance:Conflicting classifications of pathogenicity

Revision:criteria provided, conflicting classifications

View on ClinVar

Pathogenic

VUS

Benign

Condition

Hereditary cancer-predisposing syndrome (3)

not specified (3)

Peutz-Jeghers syndrome (3)

Breast and/or ovarian cancer (1)

STK11-related disorder (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.91

CADD

Benign

0.37

(source)

DANN

Benign

0.93

PhyloP100

-0.69

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.1

Mutation Taster

=100/0

polymorphism

(source)

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

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over