NM_198275.3:c.491T>C

Variant names:

• chr11-118235550-A-G
• rs890966628
• NM_198275.3:c.491T>C

Variant summary

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

The NM_198275.3(MPZL3):​c.491T>C​(p.Ile164Thr) variant causes a missense change. The variant allele was found at a frequency of 0.00000186 in 1,613,916 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

• Frequency:
  • Genomes: 𝑓 0.0000066 (0 hom., cov: 32)
  • Exomes 𝑓: 0.0000014 (0 hom.)
• Consequence: MPZL3 NM_198275.3 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: 4.52
• Publications: 0 publications found

Genes affected

MPZL3 (HGNC:27279): (myelin protein zero like 3) Predicted to be involved in cell adhesion. Predicted to act upstream of or within extracellular matrix organization and hair cycle. Predicted to be integral component of membrane. Predicted to be active in plasma membrane. [provided by Alliance of Genome Resources, Apr 2022]

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_198275.3. 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
	MPZL3	NM_198275.3	MANE Select	c.491T>C	p.Ile164Thr	missense	Exon 4 of 6	NP_938016.1	Q6UWV2-1
	MPZL3	NM_001286152.2		c.455T>C	p.Ile152Thr	missense	Exon 4 of 6	NP_001273081.1	Q6UWV2-2
	MPZL3	NR_104405.2		n.351T>C		non_coding_transcript_exon	Exon 3 of 5

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	MPZL3	ENST00000278949.9	TSL:1 MANE Select	c.491T>C	p.Ile164Thr	missense	Exon 4 of 6	ENSP00000278949.4	Q6UWV2-1
	MPZL3	ENST00000527472.1	TSL:1	c.455T>C	p.Ile152Thr	missense	Exon 4 of 6	ENSP00000432106.1	Q6UWV2-2
	MPZL3	ENST00000525386.5	TSL:1	c.74-2027T>C		intron	N/A	ENSP00000434636.1	E9PPB1

Frequencies

GnomAD3 genomes AF: 0.00000657 AC: 1 AN: 152188 Hom.: 0 Cov.: 32

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: 0.00000399 AC: 1 AN: 250830 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: 0.00000883

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.00000137 AC: 2 AN: 1461728 Hom.: 0 Cov.: 31 AF XY: 0.00 AC XY: 0 AN XY: 727168

African (AFR) AF: 0.00 AC: 0 AN: 33464

American (AMR) AF: 0.00 AC: 0 AN: 44696

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26132

East Asian (EAS) AF: 0.00 AC: 0 AN: 39692

South Asian (SAS) AF: 0.00 AC: 0 AN: 86252

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

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5764

European-Non Finnish (NFE) AF: 0.00000180 AC: 2 AN: 1111920

Other (OTH) AF: 0.00 AC: 0 AN: 60388

GnomAD4 genome AF: 0.00000657 AC: 1 AN: 152188 Hom.: 0 Cov.: 32 AF XY: 0.00 AC XY: 0 AN XY: 74356

African (AFR) AF: 0.00 AC: 0 AN: 41440

American (AMR) AF: 0.00 AC: 0 AN: 15268

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3470

East Asian (EAS) AF: 0.00 AC: 0 AN: 5198

South Asian (SAS) AF: 0.00 AC: 0 AN: 4836

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10620

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

European-Non Finnish (NFE) AF: 0.0000147 AC: 1 AN: 68036

Other (OTH) AF: 0.00 AC: 0 AN: 2092

Alfa AF: 0.0000282 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	Uncertain	0.38
BayesDel_addAF	Pathogenic	0.20	D
BayesDel_noAF	Uncertain	0.050
CADD	Benign	23
DANN	Uncertain	0.98
DEOGEN2	Benign	0.24	T
Eigen	Benign	-0.0037
Eigen_PC	Benign	0.16
FATHMM_MKL	Uncertain	0.84	D
LIST_S2	Uncertain	0.86	D
M_CAP	Benign	0.040	D
MetaRNN	Uncertain	0.52	D
MetaSVM	Uncertain	0.093	D
MutationAssessor	Benign	1.9	L
PhyloP100		4.5
PrimateAI	Uncertain	0.57	T
PROVEAN	Benign	-1.8	N
REVEL	Uncertain	0.43
Sift	Uncertain	0.018	D
Sift4G	Uncertain	0.030	D
Polyphen		0.32	B
Vest4		0.72
MutPred		0.39		Loss of stability (P = 0.0014)
MVP		0.36
MPC		0.13
ClinPred		0.47	T
GERP RS		5.9
Varity_R		0.10
gMVP		0.39
Mutation Taster		=73/27	polymorphism

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.010		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: rs890966628; hg19: chr11-118106265;