chr9-122005-C-T

Variant names:

• chr9-122005-C-T
• rs1202687983
• NM_018491.5:c.1037G>A

Variant summary

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

The NM_018491.5(ZNG1A):​c.1037G>A​(p.Ser346Asn) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000657 in 152,122 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

• Frequency:
  • Genomes: 𝑓 0.0000066 (0 hom., cov: 30)
  • Exomes 𝑓: 0.0000021 (0 hom.)
  • Failed GnomAD Quality Control
• Consequence: ZNG1A NM_018491.5 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: -0.0400
• Publications: 0 publications found

Genes affected

ZNG1A (HGNC:17134): (Zn regulated GTPase metalloprotein activator 1A) Predicted to enable ATP binding activity. Predicted to be active in cytoplasm. [provided by Alliance of Genome Resources, Apr 2022]

ENSG00000302830 (HGNC:):

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=0.10751602).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_018491.5. 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
	ZNG1A	NM_018491.5	MANE Select	c.1037G>A	p.Ser346Asn	missense	Exon 14 of 15	NP_060961.3
	ZNG1A	NM_001145356.2		c.980G>A	p.Ser327Asn	missense	Exon 13 of 14	NP_001138828.1	Q9BRT8-3
	ZNG1A	NM_001399807.1		c.977G>A	p.Ser326Asn	missense	Exon 13 of 14	NP_001386736.1

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	ZNG1A	ENST00000356521.9	TSL:1 MANE Select	c.1037G>A	p.Ser346Asn	missense	Exon 14 of 15	ENSP00000348915.4	Q9BRT8-1
	ZNG1A	ENST00000377400.8	TSL:1	c.1037G>A	p.Ser346Asn	missense	Exon 14 of 15	ENSP00000366617.5	Q9BRT8-1
	ZNG1A	ENST00000382447.8	TSL:1	c.980G>A	p.Ser327Asn	missense	Exon 13 of 14	ENSP00000371885.4	Q9BRT8-3

Frequencies

GnomAD3 genomes AF: 0.00000657 AC: 1 AN: 152122 Hom.: 0 Cov.: 30

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: 0.0000147

Gnomad OTH AF: 0.00

GnomAD2 exomes AF: 0.00000608 AC: 1 AN: 164580 AF XY: 0.00

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: 0.0000127

Gnomad OTH exome AF: 0.00

GnomAD4 exome Data not reliable, filtered out with message: AS_VQSR AF: 0.00000206 AC: 3 AN: 1459540 Hom.: 0 Cov.: 31 AF XY: 0.00000138 AC XY: 1 AN XY: 726076

⚠️ The allele balance in gnomAD version 4 Exomes is significantly skewed from the expected value of 0.5.

African (AFR) AF: 0.00 AC: 0 AN: 33402

American (AMR) AF: 0.00 AC: 0 AN: 44710

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26122

East Asian (EAS) AF: 0.00 AC: 0 AN: 39682

South Asian (SAS) AF: 0.00 AC: 0 AN: 86160

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53416

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 4136

European-Non Finnish (NFE) AF: 0.00000270 AC: 3 AN: 1111710

Other (OTH) AF: 0.00 AC: 0 AN: 60202

⚠️ The allele balance in gnomAD4 Exomes is highly skewed from 0.5 (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.

GnomAD4 genome AF: 0.00000657 AC: 1 AN: 152122 Hom.: 0 Cov.: 30 AF XY: 0.0000135 AC XY: 1 AN XY: 74314

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5.

African (AFR) AF: 0.00 AC: 0 AN: 41408

American (AMR) AF: 0.00 AC: 0 AN: 15276

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

East Asian (EAS) AF: 0.00 AC: 0 AN: 5204

South Asian (SAS) AF: 0.00 AC: 0 AN: 4812

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10608

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

European-Non Finnish (NFE) AF: 0.0000147 AC: 1 AN: 68028

Other (OTH) AF: 0.00 AC: 0 AN: 2086

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5. (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.

Alfa AF: 0.00 Hom.: 0

Bravo AF: 0.00000378

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	0.074
BayesDel_addAF	Benign	-0.37	T
BayesDel_noAF	Benign	-0.77
CADD	Benign	13
DANN	Benign	0.85
DEOGEN2	Benign	0.0029	T
Eigen	Benign	-0.83
Eigen_PC	Benign	-0.72
FATHMM_MKL	Benign	0.36	N
LIST_S2	Benign	0.58	T
M_CAP	Benign	0.0022	T
MetaRNN	Benign	0.11	T
MetaSVM	Benign	-0.99	T
MutationAssessor	Benign	0.54	N
PhyloP100		-0.040
PrimateAI	Benign	0.46	T
PROVEAN	Benign	-0.27	N
REVEL	Benign	0.012
Sift	Benign	0.35	T
Sift4G	Benign	0.52	T
Polyphen		0.0010	B
Vest4		0.067
MutPred		0.34		Loss of phosphorylation at S346 (P = 0.073)
MVP		0.30
ClinPred		0.020	T
GERP RS		-0.0024
Varity_R		0.035
gMVP		0.0087
Mutation Taster		=98/2	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: rs1202687983; hg19: chr9-122005;