chr20-45877448-T-A

Variant names:

• chr20-45877448-T-A
• rs750810755
• NM_080752.4:c.890T>A

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2 BP4_Moderate

The NM_080752.4(ZSWIM3):​c.890T>A​(p.Ile297Asn) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000205 in 1,461,894 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

• Frequency:
  • Genomes: not found (cov: 32)
  • Exomes 𝑓: 0.0000021 (0 hom.)
• Consequence: ZSWIM3 NM_080752.4 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: 1.70
• Publications: 0 publications found

Genes affected

ZSWIM3 (HGNC:16157): (zinc finger SWIM-type containing 3) Predicted to enable zinc ion binding activity. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (MetaRNN=0.15168065).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_080752.4. 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
	ZSWIM3	NM_080752.4	MANE Select	c.890T>A	p.Ile297Asn	missense	Exon 2 of 2	NP_542790.2	Q96MP5
	ZSWIM3	NR_037628.2		n.1257T>A		non_coding_transcript_exon	Exon 3 of 3

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	ZSWIM3	ENST00000255152.3	TSL:1 MANE Select	c.890T>A	p.Ile297Asn	missense	Exon 2 of 2	ENSP00000255152.2	Q96MP5
	ZSWIM3	ENST00000926005.1		c.809T>A	p.Ile270Asn	missense	Exon 2 of 2	ENSP00000596064.1

Frequencies

GnomAD3 genomes Cov.: 32

GnomAD4 exome AF: 0.00000205 AC: 3 AN: 1461894 Hom.: 0 Cov.: 83 AF XY: 0.00000138 AC XY: 1 AN XY: 727248

African (AFR) AF: 0.00 AC: 0 AN: 33480

American (AMR) AF: 0.00 AC: 0 AN: 44724

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26136

East Asian (EAS) AF: 0.00 AC: 0 AN: 39700

South Asian (SAS) AF: 0.00 AC: 0 AN: 86258

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53420

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5768

European-Non Finnish (NFE) AF: 0.00000180 AC: 2 AN: 1112012

Other (OTH) AF: 0.0000166 AC: 1 AN: 60396

GnomAD4 genome Cov.: 32

ClinVar

ClinVar submissions

Significance: Uncertain significance

Revision: criteria provided, single submitter

Pathogenic	VUS	Benign	Condition
-	1	-	not specified (1)

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Benign	0.13
BayesDel_addAF	Benign	-0.11	T
BayesDel_noAF	Benign	-0.40
CADD	Benign	23
DANN	Uncertain	0.99
DEOGEN2	Benign	0.044	T
Eigen	Benign	-0.22
Eigen_PC	Benign	-0.034
FATHMM_MKL	Uncertain	0.79	D
LIST_S2	Benign	0.81	T
M_CAP	Benign	0.0044	T
MetaRNN	Benign	0.15	T
MetaSVM	Benign	-1.0	T
MutationAssessor	Benign	1.0	L
PhyloP100		1.7
PrimateAI	Benign	0.48	T
PROVEAN	Benign	-0.63	N
REVEL	Benign	0.090
Sift	Uncertain	0.024	D
Sift4G	Uncertain	0.0050	D
Polyphen		0.0060	B
Vest4		0.36
MutPred		0.49		Gain of catalytic residue at I297 (P = 0.0314)
MVP		0.47
MPC		0.51
ClinPred		0.38	T
GERP RS		4.5
Varity_R		0.27
gMVP		0.48
Mutation Taster		=83/17	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

Other links and lift over

dbSNP: rs750810755; hg19: chr20-44506087;