1-1550604-C-G

Position:

• chr1-1550604-C-G

Variant summary

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

The NM_014188.3(SSU72):​c.225-5602G>C variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. 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: not found (cov: 32)
• Consequence: SSU72 NM_014188.3 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -0.768

Genes affected

SSU72 (HGNC:25016): (SSU72 homolog, RNA polymerase II CTD phosphatase) Enables RNA polymerase II CTD heptapeptide repeat phosphatase activity. Involved in dephosphorylation of RNA polymerase II C-terminal domain and mRNA polyadenylation. Located in cytosol and nucleoplasm. [provided by Alliance of Genome Resources, Apr 2022]

SSU72 (HGNC:):

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=-1.0).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	Protein	UniProt
SSU72	NM_014188.3	c.225-5602G>C		intron_variant		ENST00000291386.4	NP_054907.1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Protein	Appris	UniProt
SSU72	ENST00000291386.4	c.225-5602G>C		intron_variant		1	NM_014188.3	ENSP00000291386.3
SSU72	ENST00000378725.3	n.255-5602G>C		intron_variant		2

Frequencies

GnomAD3 genomes Cov.: 32

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

GnomAD4 genome Cov.: 32

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-1.0
CADD	Benign	0.20
DANN	Benign	0.27

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

Publications

LitVar

Other links and lift over

dbSNP: rs2031709; hg19: chr1-1485984;