rs1386270581

Variant names:

• chr11-9895978-C-T
• rs1386270581
• NM_030962.4:c.1894G>A
• SBF2 p.Ala632Thr

Your query was ambiguous. Multiple possible variants found:

• chr11-9895978-C-T
• chr11-9895978-C-G

Variant summary

Our verdict is Uncertain significance. The variant received 2 ACMG points: 2P and 0B. PM2

The NM_030962.4(SBF2):​c.1894G>A​(p.Ala632Thr) variant causes a missense change. The variant allele was found at a frequency of 0.0000229 in 1,612,960 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★★).

• Frequency:
  • Genomes: 𝑓 0.000033 (0 hom., cov: 33)
  • Exomes 𝑓: 0.000022 (0 hom.)
• Consequence: SBF2 NM_030962.4 missense
• Clinical Significance: Uncertain significance criteria provided, multiple submitters, no conflicts U:3
• Conservation: PhyloP100: 4.72
• Publications: 1 publications found

Genes affected

SBF2 (HGNC:2135): (SET binding factor 2) This gene encodes a pseudophosphatase and member of the myotubularin-related protein family. This gene maps within the CMT4B2 candidate region of chromosome 11p15 and mutations in this gene have been associated with Charcot-Marie-Tooth Disease, type 4B2. [provided by RefSeq, Jul 2008]

SBF2 Gene-Disease associations (from GenCC):

• Charcot-Marie-Tooth disease type 4B2

  Inheritance: AR Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: Orphanet, PanelApp Australia, ClinGen, Ambry Genetics, G2P, Labcorp Genetics (formerly Invitae)

ENSG00000255476 (HGNC:):

ACMG classification

Our verdict: Uncertain_significance. The variant received 2 ACMG points.

• PM2: Very rare variant in population databases, with high coverage

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_030962.4. 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
	SBF2	NM_030962.4	MANE Select	c.1894G>A	p.Ala632Thr	missense	Exon 17 of 40	NP_112224.1	Q86WG5-1
	SBF2	NM_001386339.1		c.1894G>A	p.Ala632Thr	missense	Exon 17 of 41	NP_001373268.1	A0A8I5KQ02
	SBF2	NM_001424318.1		c.1930G>A	p.Ala644Thr	missense	Exon 18 of 41	NP_001411247.1

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	SBF2	ENST00000256190.13	TSL:1 MANE Select	c.1894G>A	p.Ala632Thr	missense	Exon 17 of 40	ENSP00000256190.8	Q86WG5-1
	SBF2	ENST00000533770.6	TSL:1	c.1894G>A	p.Ala632Thr	missense	Exon 17 of 26	ENSP00000509247.1	Q86WG5-3
	ENSG00000255476	ENST00000533659.1	TSL:1	n.135-19628C>T		intron	N/A

Frequencies

GnomAD3 genomes AF: 0.0000329 AC: 5 AN: 152128 Hom.: 0 Cov.: 33

Gnomad AFR AF: 0.00

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.00

Gnomad ASJ AF: 0.00

Gnomad EAS AF: 0.000192

Gnomad SAS AF: 0.00

Gnomad FIN AF: 0.00

Gnomad MID AF: 0.00

Gnomad NFE AF: 0.0000588

Gnomad OTH AF: 0.00

GnomAD2 exomes AF: 0.0000159 AC: 4 AN: 251302 AF XY: 0.0000147

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: 0.0000264

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.0000219 AC: 32 AN: 1460832 Hom.: 0 Cov.: 29 AF XY: 0.0000193 AC XY: 14 AN XY: 726760

African (AFR) AF: 0.0000299 AC: 1 AN: 33446

American (AMR) AF: 0.00 AC: 0 AN: 44718

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26114

East Asian (EAS) AF: 0.000101 AC: 4 AN: 39604

South Asian (SAS) AF: 0.0000348 AC: 3 AN: 86236

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53360

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5762

European-Non Finnish (NFE) AF: 0.0000189 AC: 21 AN: 1111250

Other (OTH) AF: 0.0000497 AC: 3 AN: 60342

GnomAD4 genome AF: 0.0000329 AC: 5 AN: 152128 Hom.: 0 Cov.: 33 AF XY: 0.0000538 AC XY: 4 AN XY: 74318

African (AFR) AF: 0.00 AC: 0 AN: 41412

American (AMR) AF: 0.00 AC: 0 AN: 15274

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3472

East Asian (EAS) AF: 0.000192 AC: 1 AN: 5198

South Asian (SAS) AF: 0.00 AC: 0 AN: 4830

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10598

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 316

European-Non Finnish (NFE) AF: 0.0000588 AC: 4 AN: 68022

Other (OTH) AF: 0.00 AC: 0 AN: 2094

Alfa AF: 0.0000675 Hom.: 0

Bravo AF: 0.0000189

ClinVar

ClinVar submissions

Significance: Uncertain significance

Revision: criteria provided, multiple submitters, no conflicts

Pathogenic	VUS	Benign	Condition
-	1	-	Charcot-Marie-Tooth disease type 4 (1)
-	1	-	Charcot-Marie-Tooth disease type 4B2 (1)
-	1	-	Inborn genetic diseases (1)

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Benign	0.094
BayesDel_addAF	Benign	-0.032	T
BayesDel_noAF	Benign	-0.18
CADD	Pathogenic	26
DANN	Uncertain	1.0
DEOGEN2	Benign	0.41	T
Eigen	Uncertain	0.51
Eigen_PC	Uncertain	0.54
FATHMM_MKL	Uncertain	0.94	D
LIST_S2	Uncertain	0.96	D
M_CAP	Benign	0.073	D
MetaRNN	Uncertain	0.73	D
MetaSVM	Uncertain	-0.090	T
MutationAssessor	Pathogenic	2.9	M
PhyloP100		4.7
PrimateAI	Uncertain	0.61	T
PROVEAN	Uncertain	-3.4	D
REVEL	Benign	0.22
Sift	Uncertain	0.0050	D
Sift4G	Uncertain	0.0050	D
RBP_binding_hub_radar		0.0
RBP_regulation_power_radar		1.1
Varity_R		0.49
gMVP		0.18
Mutation Taster		=69/31	polymorphism

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

MaxEntScan Visualizer can be used to analyze the impact of this mutation on the neighboring sequence.

Other links and lift over

dbSNP: rs1386270581;

hg19: chr11-9917525;