rs10221833

Variant names:

• chr2-164720654-G-C
• rs10221833
• NM_001365672.2:c.996+1421C>G

Variant summary

Our verdict is Benign. The variant received -12 ACMG points: 0P and 12B. BP4_Strong BA1

The NM_001365672.2(COBLL1):​c.996+1421C>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.113 in 152,036 control chromosomes in the GnomAD database, including 1,031 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 0.11 (1031 hom., cov: 32)
• Consequence: COBLL1 NM_001365672.2 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -0.371
• Publications: 14 publications found

Genes affected

COBLL1 (HGNC:23571): (cordon-bleu WH2 repeat protein like 1) Enables cadherin binding activity. Located in extracellular exosome. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Benign. The variant received -12 ACMG points.

• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.88).
• BA1: GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.124 is higher than 0.05.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
COBLL1	NM_001365672.2	c.996+1421C>G		intron_variant	Intron 7 of 13	ENST00000652658.2	NP_001352601.1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
COBLL1	ENST00000652658.2	c.996+1421C>G		intron_variant	Intron 7 of 13		NM_001365672.2	ENSP00000498242.1

Frequencies

GnomAD3 genomes AF: 0.113 AC: 17208 AN: 151918 Hom.: 1030 Cov.: 32

Gnomad AFR AF: 0.127

Gnomad AMI AF: 0.0758

Gnomad AMR AF: 0.0928

Gnomad ASJ AF: 0.144

Gnomad EAS AF: 0.00250

Gnomad SAS AF: 0.112

Gnomad FIN AF: 0.0884

Gnomad MID AF: 0.177

Gnomad NFE AF: 0.121

Gnomad OTH AF: 0.111

We have no GnomAD4 exomes data on this position. Probably position not covered by the project.

GnomAD4 genome AF: 0.113 AC: 17207 AN: 152036 Hom.: 1031 Cov.: 32 AF XY: 0.112 AC XY: 8314 AN XY: 74320

African (AFR) AF: 0.127 AC: 5255 AN: 41404

American (AMR) AF: 0.0925 AC: 1413 AN: 15272

Ashkenazi Jewish (ASJ) AF: 0.144 AC: 498 AN: 3468

East Asian (EAS) AF: 0.00270 AC: 14 AN: 5186

South Asian (SAS) AF: 0.111 AC: 534 AN: 4806

European-Finnish (FIN) AF: 0.0884 AC: 936 AN: 10594

Middle Eastern (MID) AF: 0.160 AC: 47 AN: 294

European-Non Finnish (NFE) AF: 0.121 AC: 8209 AN: 67994

Other (OTH) AF: 0.110 AC: 232 AN: 2108

Alfa AF: 0.113 Hom.: 574

Bravo AF: 0.113

Asia WGS AF: 0.0650 AC: 224 AN: 3478

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.88
CADD	Benign	1.1
DANN	Benign	0.60
PhyloP100		-0.37
Mutation Taster		=100/0	polymorphism (auto)

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: rs10221833; hg19: chr2-165577164;