7-4860501-A-G

Variant names:

• chr7-4860501-A-G
• rs368410442
• NM_020144.5:c.1310T>C

Variant summary

Our verdict is Uncertain significance. The variant received 3 ACMG points: 3P and 0B. PM2 PP3

The NM_020144.5(PAPOLB):​c.1310T>C​(p.Met437Thr) variant causes a missense change. The variant allele was found at a frequency of 0.0000465 in 1,613,968 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. M437L) has been classified as Uncertain significance.

• Frequency:
  • Genomes: 𝑓 0.000026 (0 hom., cov: 33)
  • Exomes 𝑓: 0.000049 (0 hom.)
• Consequence: PAPOLB NM_020144.5 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: 7.11
• Publications: 1 publications found

Genes affected

PAPOLB (HGNC:15970): (poly(A) polymerase beta) Predicted to enable polynucleotide adenylyltransferase activity. Predicted to be involved in mRNA polyadenylation. Predicted to be located in endoplasmic reticulum. Predicted to be active in nucleus. [provided by Alliance of Genome Resources, Apr 2022]

RADIL (HGNC:22226): (Rap associating with DIL domain) Predicted to enable GTPase binding activity. Acts upstream of or within substrate adhesion-dependent cell spreading. Located in microtubule. Part of protein-containing complex. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Uncertain_significance. The variant received 3 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• PP3: MetaRNN computational evidence supports a deleterious effect, 0.812

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_020144.5. 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
	PAPOLB	NM_020144.5	MANE Select	c.1310T>C	p.Met437Thr	missense	Exon 1 of 1	NP_064529.4
	RADIL	NM_018059.5	MANE Select	c.535+17104T>C		intron	N/A	NP_060529.4

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	PAPOLB	ENST00000404991.2	TSL:6 MANE Select	c.1310T>C	p.Met437Thr	missense	Exon 1 of 1	ENSP00000384700.2	Q9NRJ5
	RADIL	ENST00000399583.4	TSL:5 MANE Select	c.535+17104T>C		intron	N/A	ENSP00000382492.3	Q96JH8-4
	RADIL	ENST00000904466.1		c.535+17104T>C		intron	N/A	ENSP00000574525.1

Frequencies

GnomAD3 genomes AF: 0.0000263 AC: 4 AN: 152170 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: 0.00

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: 0.00000399 AC: 1 AN: 250480 AF XY: 0.00

Gnomad AFR exome AF: 0.0000640

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: 0.00

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.0000486 AC: 71 AN: 1461798 Hom.: 0 Cov.: 36 AF XY: 0.0000468 AC XY: 34 AN XY: 727208

African (AFR) AF: 0.00 AC: 0 AN: 33476

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

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26134

East Asian (EAS) AF: 0.00 AC: 0 AN: 39698

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: 0.0000630 AC: 70 AN: 1111926

Other (OTH) AF: 0.0000166 AC: 1 AN: 60394

GnomAD4 genome AF: 0.0000263 AC: 4 AN: 152170 Hom.: 0 Cov.: 33 AF XY: 0.0000403 AC XY: 3 AN XY: 74350

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

American (AMR) AF: 0.00 AC: 0 AN: 15280

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3468

East Asian (EAS) AF: 0.00 AC: 0 AN: 5194

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

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10606

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

European-Non Finnish (NFE) AF: 0.0000588 AC: 4 AN: 68034

Other (OTH) AF: 0.00 AC: 0 AN: 2090

Alfa AF: 0.00 Hom.: 0

Bravo AF: 0.0000189

TwinsUK AF: 0.000270 AC: 1

ALSPAC AF: 0.000259 AC: 1

ESP6500AA AF: 0.00 AC: 0

ESP6500EA AF: 0.000116 AC: 1

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	Benign	-0.069	T
BayesDel_noAF	Benign	-0.16
CADD	Uncertain	24
DANN	Uncertain	0.99
Eigen	Uncertain	0.52
Eigen_PC	Uncertain	0.53
FATHMM_MKL	Pathogenic	0.99	D
LIST_S2	Benign	0.71	T
M_CAP	Benign	0.022	T
MetaRNN	Pathogenic	0.81	D
MetaSVM	Benign	-0.77	T
PhyloP100		7.1
PrimateAI	Uncertain	0.71	T
REVEL	Uncertain	0.37
Sift4G	Benign	0.19	T
Polyphen		0.97	D
Vest4		0.75
MVP		0.73
MPC		0.53
ClinPred		0.96	D
GERP RS		3.8
gMVP		0.19
Mutation Taster		=73/27	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: rs368410442; hg19: chr7-4900132;