chr16-80604457-C-G

Variant names:

• chr16-80604457-C-G
• rs377083708
• NM_152342.4:c.1452G>C

Variant summary

Our verdict is Likely benign. The variant received -5 ACMG points: 0P and 5B. BP4 BS2

The NM_152342.4(CDYL2):​c.1452G>C​(p.Gln484His) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000219 in 1,461,880 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/21 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: 0.000022 (0 hom.)
• Consequence: CDYL2 NM_152342.4 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: 0.484
• Publications: 0 publications found

Genes affected

CDYL2 (HGNC:23030): (chromodomain Y like 2) Predicted to enable transcription corepressor activity. Predicted to be involved in negative regulation of transcription, DNA-templated. Predicted to be active in nucleus. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Likely_benign. The variant received -5 ACMG points.

• BP4: Computational evidence support a benign effect (MetaRNN=0.36189005).
• BS2: High AC in GnomAdExome4 at 32 AD gene.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_152342.4. 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
	CDYL2	NM_152342.4	MANE Select	c.1452G>C	p.Gln484His	missense	Exon 7 of 7	NP_689555.2	Q8N8U2

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	CDYL2	ENST00000570137.7	TSL:1 MANE Select	c.1452G>C	p.Gln484His	missense	Exon 7 of 7	ENSP00000476295.1	Q8N8U2
	CDYL2	ENST00000562812.5	TSL:5	c.1455G>C	p.Gln485His	missense	Exon 8 of 8	ENSP00000454546.1	A0A0B4J291
	CDYL2	ENST00000563890.5	TSL:5	c.1455G>C	p.Gln485His	missense	Exon 8 of 8	ENSP00000455111.1	A0A0B4J291

Frequencies

GnomAD3 genomes Cov.: 32

GnomAD2 exomes AF: 0.00000795 AC: 2 AN: 251488 AF XY: 0.00

Gnomad AFR exome AF: 0.0000615

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: 0.00000879

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.0000219 AC: 32 AN: 1461880 Hom.: 0 Cov.: 31 AF XY: 0.0000193 AC XY: 14 AN XY: 727242

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: 53418

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

European-Non Finnish (NFE) AF: 0.0000261 AC: 29 AN: 1112000

Other (OTH) AF: 0.0000497 AC: 3 AN: 60396

GnomAD4 genome Cov.: 32

Alfa AF: 0.00 Hom.: 0

Bravo AF: 0.00000378

ESP6500AA AF: 0.000227 AC: 1

ESP6500EA AF: 0.00 AC: 0

ExAC AF: 0.00000824 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	Benign	0.28
BayesDel_addAF	Benign	-0.054	T
BayesDel_noAF	Benign	-0.13
CADD	Benign	20
DANN	Uncertain	0.99
DEOGEN2	Benign	0.078	T
Eigen	Benign	0.023
Eigen_PC	Benign	-0.050
FATHMM_MKL	Uncertain	0.96	D
LIST_S2	Uncertain	0.89	D
M_CAP	Benign	0.026	D
MetaRNN	Benign	0.36	T
MetaSVM	Benign	-0.56	T
MutationAssessor	Benign	1.6	L
PhyloP100		0.48
PrimateAI	Uncertain	0.76	T
PROVEAN	Benign	-2.1	N
Sift	Uncertain	0.0060	D
Sift4G	Uncertain	0.018	D
Polyphen		1.0	D
Vest4		0.51
MutPred		0.38		Gain of ubiquitination at K483 (P = 0.1079)
MVP		0.44
MPC		0.65
ClinPred		0.84	D
GERP RS		-1.0
Varity_R		0.26
gMVP		0.62
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

Other links and lift over

dbSNP: rs377083708; hg19: chr16-80638354;