Genetic Variant CFAP44:p.Ser205Asn (chr3-113416584-C-T) – ACMG Classification: Likely_benign (-2 pts)

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_001164496.2(CFAP44):c.614G>A(p.Ser205Asn) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000431 in 1,460,258 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 32)

Exomes 𝑓: 0.000043 ( 0 hom. )

Consequence

CFAP44
NM_001164496.2 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.120

Publications

0 publications found

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]

CFAP44 links:

SPICE1-CFAP44 (HGNC:58084):

SPICE1-CFAP44 links:

CFAP44-AS1 (HGNC:41113): (CFAP44 antisense RNA 1)

CFAP44-AS1 links:

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ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -2 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (MetaRNN=0.048070014).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001164496.2. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
CFAP44	NM_001164496.2	MANE Select	c.614G>A	p.Ser205Asn	missense	Exon 6 of 35	NP_001157968.1	Q96MT7-2
CFAP44	NM_018338.3		c.614G>A	p.Ser205Asn	missense	Exon 6 of 21	NP_060808.2	Q96MT7-1
SPICE1-CFAP44	NR_183045.1		n.4032G>A		non_coding_transcript_exon	Exon 24 of 49

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
CFAP44	ENST00000393845.9	TSL:5 MANE Select	c.614G>A	p.Ser205Asn	missense	Exon 6 of 35	ENSP00000377428.2	Q96MT7-2
CFAP44	ENST00000295868.6	TSL:1	c.614G>A	p.Ser205Asn	missense	Exon 6 of 21	ENSP00000295868.2	Q96MT7-1
SPICE1-CFAP44	ENST00000649772.1		n.*932G>A		non_coding_transcript_exon	Exon 25 of 39	ENSP00000497606.1

Frequencies

GnomAD3 genomes

Cov.:

GnomAD4 exome

AF:

0.0000431

AC:

AN:

1460258

Hom.:

Cov.:

AF XY:

0.0000523

AC XY:

AN XY:

726460

show subpopulations

African (AFR)

AF:

0.0000299

AC:

AN:

33408

American (AMR)

AF:

0.00

AC:

AN:

44556

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26096

East Asian (EAS)

AF:

0.00

AC:

AN:

39576

South Asian (SAS)

AF:

0.00

AC:

AN:

86088

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53382

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5756

European-Non Finnish (NFE)

AF:

0.0000558

AC:

AN:

1111068

Other (OTH)

AF:

0.00

AC:

AN:

60328

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.410

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

Cov.:

EpiCase

AF:

0.0000546

EpiControl

AF:

0.00

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

Inborn genetic diseases (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.074

BayesDel_addAF

Benign

-0.41

BayesDel_noAF

Benign

-0.82

CADD

Benign

6.1

(source)

DANN

Benign

0.79

DEOGEN2

Benign

0.0064

Eigen

Benign

-1.1

Eigen_PC

Benign

-1.0

FATHMM_MKL

Benign

0.021

LIST_S2

Benign

0.58

M_CAP

Benign

0.0052

MetaRNN

Benign

0.048

MetaSVM

Benign

-0.92

PhyloP100

-0.12

PrimateAI

Benign

0.34

PROVEAN

Benign

-0.42

REVEL

Benign

0.032

Sift

Benign

0.47

Sift4G

Benign

0.52

Polyphen

0.0040

Vest4

0.18

MutPred

0.39

Loss of ubiquitination at K203 (P = 0.0683)

MVP

0.040

MPC

0.12

ClinPred

0.028

GERP RS

-1.8

Varity_R

0.044

gMVP

0.31

Mutation Taster

=94/6

polymorphism

(source)

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

Publications

You must be logged in to view publications. This limit was set because tens of millions (!) of queries from AI bots are generated daily.

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over