Genetic Variant SP9:p.Leu63Pro (chr2-174336273-T-C) – ACMG Classification: Likely_benign (-3 pts)

Variant summary

Our verdict is Likely benign. The variant received -3 ACMG points: 1P and 4B. PP2BS2

The NM_001145250.2(SP9):c.188T>C(p.Leu63Pro) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000124 in 1,532,594 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000039 ( 0 hom., cov: 33)

Exomes 𝑓: 0.0000094 ( 0 hom. )

Consequence

SP9
NM_001145250.2 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.26

Publications

0 publications found

Variant links:

Genes affected

SP9 (HGNC:30690): (Sp9 transcription factor) Enables sequence-specific double-stranded DNA binding activity. Predicted to be involved in regulation of transcription by RNA polymerase II. Predicted to be located in nucleus. Predicted to be part of chromatin. [provided by Alliance of Genome Resources, Apr 2022]

SP9 links:

ENSG00000280414 (HGNC:):

ENSG00000280414 links:

LINC01305 (HGNC:27690): (long intergenic non-protein coding RNA 1305)

LINC01305 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -3 ACMG points.

PP2

Missense variant in the gene, where a lot of missense mutations are associated with disease in ClinVar. The gene has 2 curated pathogenic missense variants (we use a threshold of 10). The gene has 0 curated benign missense variants. Gene score misZ: 2.2641 (below the threshold of 3.09). Trascript score misZ: 0.44683 (below the threshold of 3.09). GenCC associations: The gene is linked to complex neurodevelopmental disorder.

BS2

High AC in GnomAd4 at 6 AD gene.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001145250.2. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	SP9	NM_001145250.2	MANE Select	c.188T>C	p.Leu63Pro	missense	Exon 2 of 2	NP_001138722.1	P0CG40

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
SP9	ENST00000394967.3	TSL:5 MANE Select	c.188T>C	p.Leu63Pro	missense	Exon 2 of 2	ENSP00000378418.2	P0CG40
ENSG00000280414	ENST00000624790.1	TSL:6	n.1294A>G		non_coding_transcript_exon	Exon 1 of 1
LINC01305	ENST00000823786.1		n.619-4813T>C		intron	N/A

Frequencies

GnomAD3 genomes

AF:

0.0000394

AC:

AN:

152126

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.00

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.0000882

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.00000807

AC:

AN:

123988

AF XY:

0.0000147

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000222

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.00000942

AC:

AN:

1380468

Hom.:

Cov.:

AF XY:

0.0000103

AC XY:

AN XY:

680580

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

29206

American (AMR)

AF:

0.00

AC:

AN:

34744

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

24602

East Asian (EAS)

AF:

0.00

AC:

AN:

33880

South Asian (SAS)

AF:

0.00

AC:

AN:

78346

European-Finnish (FIN)

AF:

0.00

AC:

AN:

44594

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5630

European-Non Finnish (NFE)

AF:

0.0000112

AC:

AN:

1072244

Other (OTH)

AF:

0.0000175

AC:

AN:

57222

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.506

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome 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

GnomAD4 genome

AF:

0.0000394

AC:

AN:

152126

Hom.:

Cov.:

AF XY:

0.0000269

AC XY:

AN XY:

74308

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

41444

American (AMR)

AF:

0.00

AC:

AN:

15284

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3470

East Asian (EAS)

AF:

0.00

AC:

AN:

5164

South Asian (SAS)

AF:

0.00

AC:

AN:

4826

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10620

Middle Eastern (MID)

AF:

0.00

AC:

AN:

314

European-Non Finnish (NFE)

AF:

0.0000882

AC:

AN:

68000

Other (OTH)

AF:

0.00

AC:

AN:

2092

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.550

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:

0.0000852

Hom.:

Bravo

AF:

0.0000604

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not specified (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.22

BayesDel_addAF

Benign

-0.064

BayesDel_noAF

Benign

-0.33

CADD

Uncertain

(source)

DANN

Uncertain

1.0

DEOGEN2

Benign

0.027

Eigen

Uncertain

0.38

Eigen_PC

Uncertain

0.34

FATHMM_MKL

Uncertain

0.94

LIST_S2

Benign

0.83

M_CAP

Pathogenic

0.32

MetaRNN

Uncertain

0.60

MetaSVM

Benign

-1.1

MutationAssessor

Benign

1.4

PhyloP100

3.3

PrimateAI

Pathogenic

0.91

PROVEAN

Benign

-0.84

REVEL

Benign

0.095

Sift

Benign

0.055

Sift4G

Benign

0.22

Polyphen

0.99

Vest4

0.70

MutPred

0.26

Gain of relative solvent accessibility (P = 0.0023)

MVP

0.15

MPC

3.1

ClinPred

0.85

GERP RS

3.6

Varity_R

0.44

gMVP

0.70

Mutation Taster

=20/80

disease causing

(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

You must be logged in to view publications. This limit was set because tens of millions (!) of queries from AI bots are generated daily.

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