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chr21-42496181-C-G

Variant summary

Our verdict is Likely benign. Variant got -3 ACMG points: 2P and 5B. PM2BP4_ModerateBP6_ModerateBP7

The NM_080860.4(RSPH1):ā€‹c.6G>Cā€‹(p.Ser2=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000052 in 1,614,094 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (ā˜…).

Frequency

Genomes: š‘“ 0.00029 ( 0 hom., cov: 32)
Exomes š‘“: 0.000027 ( 0 hom. )

Consequence

RSPH1
NM_080860.4 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 2.63
Variant links:
Genes affected
RSPH1 (HGNC:12371): (radial spoke head component 1) This gene encodes a male meiotic metaphase chromosome-associated acidic protein. This gene is expressed in tissues with motile cilia or flagella, including the trachea, lungs, airway brushings, and testes. Mutations in this gene result in primary ciliary dyskinesia-24. Alternatively spliced transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Sep 2014]
SLC37A1 (HGNC:11024): (solute carrier family 37 member 1) The protein encoded by this gene localizes to the endoplasmic reticulum (ER) membrane. This protein translocates glucose-6-phosphate from the cytoplasm into the lumen of the ER for hydrolysis into glucose by another ER membrane protein. This gene is a member of the solute carrier 37 gene family. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Feb 2016]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.3).
BP6
Variant 21-42496181-C-G is Benign according to our data. Variant chr21-42496181-C-G is described in ClinVar as [Likely_benign]. Clinvar id is 2056746.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=2.63 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
RSPH1NM_080860.4 linkuse as main transcriptc.6G>C p.Ser2= synonymous_variant 1/9 ENST00000291536.8
RSPH1NM_001286506.2 linkuse as main transcriptc.6G>C p.Ser2= synonymous_variant 1/8
RSPH1XM_011529786.2 linkuse as main transcriptc.6G>C p.Ser2= synonymous_variant 1/8
RSPH1XM_005261208.3 linkuse as main transcriptc.6G>C p.Ser2= synonymous_variant 1/7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
RSPH1ENST00000291536.8 linkuse as main transcriptc.6G>C p.Ser2= synonymous_variant 1/91 NM_080860.4 P1Q8WYR4-1

Frequencies

GnomAD3 genomes
AF:
0.000289
AC:
44
AN:
152232
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00104
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
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
GnomAD3 exomes
AF:
0.0000676
AC:
17
AN:
251358
Hom.:
0
AF XY:
0.0000589
AC XY:
8
AN XY:
135890
show subpopulations
Gnomad AFR exome
AF:
0.000862
Gnomad AMR exome
AF:
0.0000867
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS 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:
0.0000274
AC:
40
AN:
1461862
Hom.:
0
Cov.:
30
AF XY:
0.0000248
AC XY:
18
AN XY:
727236
show subpopulations
Gnomad4 AFR exome
AF:
0.00108
Gnomad4 AMR exome
AF:
0.0000671
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.000289
AC:
44
AN:
152232
Hom.:
0
Cov.:
32
AF XY:
0.000269
AC XY:
20
AN XY:
74366
show subpopulations
Gnomad4 AFR
AF:
0.00104
Gnomad4 AMR
AF:
0.0000654
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.000348

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Primary ciliary dyskinesia Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeOct 16, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.30
CADD
Benign
12
DANN
Benign
0.90

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

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs148682611; hg19: chr21-43916291; API