1-113797895-C-G

Variant names:

• chr1-113797895-C-G
• rs374878697
• NM_018364.5:c.845G>C

Variant summary

Our verdict is Uncertain significance. The variant received 2 ACMG points: 2P and 0B. PM2

The NM_018364.5(RSBN1):​c.845G>C​(p.Cys282Ser) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000031 in 1,613,634 control chromosomes in the GnomAD database, with no homozygous occurrence. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. C282F) has been classified as Uncertain significance.

• Frequency:
  • Genomes: 𝑓 0.000013 (0 hom., cov: 32)
  • Exomes 𝑓: 0.0000021 (0 hom.)
• Consequence: RSBN1 NM_018364.5 missense
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 7.57
• Publications: 0 publications found

Genes affected

RSBN1 (HGNC:25642): (round spermatid basic protein 1) Predicted to enable dioxygenase activity and metal ion binding activity. Predicted to be involved in chromatin organization. Predicted to be active in nucleus. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Uncertain_significance. The variant received 2 ACMG points.

• PM2: Very rare variant in population databases, with high coverage

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_018364.5. 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
	RSBN1	NM_018364.5	MANE Select	c.845G>C	p.Cys282Ser	missense	Exon 2 of 7	NP_060834.2
	RSBN1	NR_130896.2		n.909G>C		non_coding_transcript_exon	Exon 2 of 8

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	RSBN1	ENST00000261441.9	TSL:2 MANE Select	c.845G>C	p.Cys282Ser	missense	Exon 2 of 7	ENSP00000261441.5	Q5VWQ0-1
	RSBN1	ENST00000612242.4	TSL:2	c.845G>C	p.Cys282Ser	missense	Exon 2 of 7	ENSP00000479490.1	Q5VWQ0-1
	RSBN1	ENST00000615321.1	TSL:2	c.701G>C	p.Cys234Ser	missense	Exon 2 of 7	ENSP00000480408.1	A0A087WWP8

Frequencies

GnomAD3 genomes AF: 0.0000132 AC: 2 AN: 151796 Hom.: 0 Cov.: 32

Gnomad AFR AF: 0.0000484

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: 0.00

Gnomad OTH AF: 0.00

GnomAD2 exomes AF: 0.00000398 AC: 1 AN: 250974 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: 0.00

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.00000205 AC: 3 AN: 1461838 Hom.: 0 Cov.: 33 AF XY: 0.00000413 AC XY: 3 AN XY: 727218

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

American (AMR) AF: 0.00 AC: 0 AN: 44722

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

East Asian (EAS) AF: 0.00 AC: 0 AN: 39696

South Asian (SAS) AF: 0.00 AC: 0 AN: 86256

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53416

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

European-Non Finnish (NFE) AF: 0.00000270 AC: 3 AN: 1111974

Other (OTH) AF: 0.00 AC: 0 AN: 60396

GnomAD4 genome AF: 0.0000132 AC: 2 AN: 151796 Hom.: 0 Cov.: 32 AF XY: 0.0000270 AC XY: 2 AN XY: 74098

African (AFR) AF: 0.0000484 AC: 2 AN: 41302

American (AMR) AF: 0.00 AC: 0 AN: 15188

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

East Asian (EAS) AF: 0.00 AC: 0 AN: 5164

South Asian (SAS) AF: 0.00 AC: 0 AN: 4810

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10562

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

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 67996

Other (OTH) AF: 0.00 AC: 0 AN: 2078

Alfa AF: 0.00 Hom.: 0

Bravo AF: 0.0000189

ESP6500AA AF: 0.000227 AC: 1

ESP6500EA AF: 0.00 AC: 0

ExAC AF: 0.00000824 AC: 1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Pathogenic	0.67
BayesDel_addAF	Uncertain	0.024	T
BayesDel_noAF	Uncertain	-0.020
CADD	Uncertain	24
DANN	Benign	0.97
DEOGEN2	Benign	0.30	T
Eigen	Uncertain	0.59
Eigen_PC	Pathogenic	0.68
FATHMM_MKL	Pathogenic	0.99	D
LIST_S2	Benign	0.81	T
M_CAP	Benign	0.0037	T
MetaRNN	Uncertain	0.74	D
MetaSVM	Benign	-0.73	T
MutationAssessor	Uncertain	2.4	M
PhyloP100		7.6
PrimateAI	Uncertain	0.77	T
PROVEAN	Pathogenic	-6.2	D
REVEL	Uncertain	0.47
Sift	Benign	0.038	D
Sift4G	Benign	0.24	T
Polyphen		0.75	P
Vest4		0.88
MutPred		0.64		Gain of disorder (P = 0.0138)
MVP		0.043
MPC		0.84
ClinPred		0.96	D
GERP RS		6.1
RBP_binding_hub_radar		0.0
RBP_regulation_power_radar		1.7
Varity_R		0.48
gMVP		0.50
Mutation Taster		=71/29	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: rs374878697; hg19: chr1-114340517;