rs79007183

chr16-1655793-G-A

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2 BP4_Strong

The NM_020825.4(CRAMP1):c.1120-84G>A variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000193 in 1,463,120 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

• Frequency:
  • Genomes: 𝑓 0.000085 (0 hom., cov: 32)
  • Exomes 𝑓: 0.00021 (1 hom.)
• Consequence: CRAMP1 NM_020825.4 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -0.860

Genes affected

CRAMP1 (HGNC:14122): (cramped chromatin regulator homolog 1) Predicted to enable chromatin binding activity. Predicted to be involved in pattern specification process. Predicted to be active in nucleus. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Verdict is Likely_benign. Variant got -2 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.9).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	UniProt
CRAMP1	NM_020825.4	c.1120-84G>A		intron_variant		ENST00000397412.8

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Appris	UniProt
CRAMP1	ENST00000397412.8	c.1120-84G>A		intron_variant		5	NM_020825.4	P1
CRAMP1	ENST00000293925.9	c.1120-84G>A		intron_variant		5		P1

Frequencies

GnomAD3 genomes AF: 0.0000854 AC: 13 AN: 152230 Hom.: 0 Cov.: 32

Gnomad AFR AF: 0.00

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.0000654

Gnomad ASJ AF: 0.00

Gnomad EAS AF: 0.00212

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

GnomAD4 exome AF: 0.000206 AC: 270 AN: 1310772 Hom.: 1 AF XY: 0.000211 AC XY: 136 AN XY: 645646

Gnomad4 AFR exome AF: 0.00

Gnomad4 AMR exome AF: 0.000108

Gnomad4 ASJ exome AF: 0.00

Gnomad4 EAS exome AF: 0.00664

Gnomad4 SAS exome AF: 0.00

Gnomad4 FIN exome AF: 0.00

Gnomad4 NFE exome AF: 0.00000697

Gnomad4 OTH exome AF: 0.000110

GnomAD4 genome AF: 0.0000853 AC: 13 AN: 152348 Hom.: 0 Cov.: 32 AF XY: 0.000121 AC XY: 9 AN XY: 74494

Gnomad4 AFR AF: 0.00

Gnomad4 AMR AF: 0.0000653

Gnomad4 ASJ AF: 0.00

Gnomad4 EAS AF: 0.00212

Gnomad4 SAS AF: 0.00

Gnomad4 FIN AF: 0.00

Gnomad4 NFE AF: 0.0000147

Gnomad4 OTH AF: 0.00

Bravo AF: 0.0000491

Asia WGS AF: 0.00115 AC: 4 AN: 3478

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.90
Cadd	Benign	0.56
Dann	Benign	0.55
RBP_binding_hub_radar		0.0
RBP_regulation_power_radar		1.1

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

Publications

LitVar

Other links and lift over

dbSNP: rs79007183; hg19: chr16-1705794; COSMIC: COSV51965920;