3-113305155-G-A

Variant summary

Our verdict is Benign. Variant got -18 ACMG points: 0P and 18B. BP4_ModerateBP6_Very_StrongBA1

The NM_001164496.2(CFAP44):​c.4759-3C>T variant causes a splice region, splice polypyrimidine tract, intron change. The variant allele was found at a frequency of 0.0221 in 1,536,622 control chromosomes in the GnomAD database, including 476 homozygotes. In-silico tool predicts a benign outcome for this variant. 2/2 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.023 ( 49 hom., cov: 32)
Exomes 𝑓: 0.022 ( 427 hom. )

Consequence

CFAP44
NM_001164496.2 splice_region, splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.03018
2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 5.41
Variant links:
Genes affected
CFAP44 (HGNC:25631): (cilia and flagella associated protein 44) Enables peptidase activity. Involved in sperm axoneme assembly. Acts upstream of or within microtubule cytoskeleton organization. Predicted to be located in cytoplasm; cytoskeleton; and motile cilium. Implicated in spermatogenic failure 20. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -18 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.46).
BP6
Variant 3-113305155-G-A is Benign according to our data. Variant chr3-113305155-G-A is described in ClinVar as [Benign]. Clinvar id is 1267032.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAdExome4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.0611 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CFAP44NM_001164496.2 linkuse as main transcriptc.4759-3C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant ENST00000393845.9
LOC127898559NR_183046.1 linkuse as main transcriptn.7395-3C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CFAP44ENST00000393845.9 linkuse as main transcriptc.4759-3C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 5 NM_001164496.2 P2Q96MT7-2
CFAP44ENST00000461734.1 linkuse as main transcriptc.621-3C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant, NMD_transcript_variant 2

Frequencies

GnomAD3 genomes
AF:
0.0227
AC:
3461
AN:
152176
Hom.:
49
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0240
Gnomad AMI
AF:
0.0154
Gnomad AMR
AF:
0.0164
Gnomad ASJ
AF:
0.0274
Gnomad EAS
AF:
0.0523
Gnomad SAS
AF:
0.0197
Gnomad FIN
AF:
0.0170
Gnomad MID
AF:
0.0570
Gnomad NFE
AF:
0.0220
Gnomad OTH
AF:
0.0201
GnomAD3 exomes
AF:
0.0226
AC:
3247
AN:
143488
Hom.:
52
AF XY:
0.0224
AC XY:
1717
AN XY:
76582
show subpopulations
Gnomad AFR exome
AF:
0.0250
Gnomad AMR exome
AF:
0.0134
Gnomad ASJ exome
AF:
0.0289
Gnomad EAS exome
AF:
0.0505
Gnomad SAS exome
AF:
0.0175
Gnomad FIN exome
AF:
0.0186
Gnomad NFE exome
AF:
0.0223
Gnomad OTH exome
AF:
0.0289
GnomAD4 exome
AF:
0.0221
AC:
30542
AN:
1384328
Hom.:
427
Cov.:
30
AF XY:
0.0221
AC XY:
15102
AN XY:
683160
show subpopulations
Gnomad4 AFR exome
AF:
0.0255
Gnomad4 AMR exome
AF:
0.0138
Gnomad4 ASJ exome
AF:
0.0280
Gnomad4 EAS exome
AF:
0.0633
Gnomad4 SAS exome
AF:
0.0174
Gnomad4 FIN exome
AF:
0.0176
Gnomad4 NFE exome
AF:
0.0212
Gnomad4 OTH exome
AF:
0.0206
GnomAD4 genome
AF:
0.0227
AC:
3456
AN:
152294
Hom.:
49
Cov.:
32
AF XY:
0.0228
AC XY:
1701
AN XY:
74462
show subpopulations
Gnomad4 AFR
AF:
0.0240
Gnomad4 AMR
AF:
0.0164
Gnomad4 ASJ
AF:
0.0274
Gnomad4 EAS
AF:
0.0525
Gnomad4 SAS
AF:
0.0193
Gnomad4 FIN
AF:
0.0170
Gnomad4 NFE
AF:
0.0220
Gnomad4 OTH
AF:
0.0199
Alfa
AF:
0.0229
Hom.:
45
Bravo
AF:
0.0231
Asia WGS
AF:
0.0290
AC:
100
AN:
3478

ClinVar

Significance: Benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitterclinical testingGeneDxJun 25, 2020- -
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.46
CADD
Benign
11
DANN
Benign
0.74

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.030
dbscSNV1_RF
Benign
0.19

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: rs2270784; hg19: chr3-113024002; API