rs878855312

Variant names:

• chr17-44902793-G-C
• rs878855312
• NM_213607.3:c.705G>C

Variant summary

Our verdict is Benign. The variant received -7 ACMG points: 0P and 7B. BP4_Strong BP6_Moderate BP7

The NM_213607.3(DNAAF19):​c.705G>C​(p.Leu235Leu) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000957 in 1,567,158 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 (★).

• Frequency:
  • Genomes: 𝑓 0.000013 (0 hom., cov: 32)
  • Exomes 𝑓: 0.0000092 (0 hom.)
• Consequence: DNAAF19 NM_213607.3 synonymous
• Clinical Significance: Likely benign criteria provided, single submitter B:1
• Conservation: PhyloP100: 1.19
• Publications: 0 publications found

Genes affected

DNAAF19 (HGNC:32700): (coiled-coil domain containing 103) Enables protein homodimerization activity. Involved in axonemal dynein complex assembly; cilium movement; and determination of left/right symmetry. Predicted to be located in axoneme. Predicted to be part of outer dynein arm. Implicated in primary ciliary dyskinesia 17. [provided by Alliance of Genome Resources, Apr 2022]

DNAAF19 Gene-Disease associations (from GenCC):

• primary ciliary dyskinesia 17

  Inheritance: AR Classification: DEFINITIVE, STRONG, MODERATE Submitted by: ClinGen, Ambry Genetics, G2P, Labcorp Genetics (formerly Invitae)
• primary ciliary dyskinesia

  Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet

ACMG classification

Our verdict: Benign. The variant received -7 ACMG points.

• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.54).
• BP6: Variant 17-44902793-G-C is Benign according to our data. Variant chr17-44902793-G-C is described in ClinVar as Likely_benign. ClinVar VariationId is 242265.Status of the report is criteria_provided_single_submitter, 1 stars.
• BP7: Synonymous conserved (PhyloP=1.19 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_213607.3. 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
	DNAAF19	NM_213607.3	MANE Select	c.705G>C	p.Leu235Leu	synonymous	Exon 4 of 4	NP_998772.1	Q8IW40-1
	DNAAF19	NM_001258395.2		c.705G>C	p.Leu235Leu	synonymous	Exon 4 of 4	NP_001245324.1	Q8IW40-1
	DNAAF19	NM_001258396.2		c.705G>C	p.Leu235Leu	synonymous	Exon 4 of 4	NP_001245325.1	Q8IW40-1

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	DNAAF19	ENST00000417826.3	TSL:1 MANE Select	c.705G>C	p.Leu235Leu	synonymous	Exon 4 of 4	ENSP00000391692.2	Q8IW40-1
	DNAAF19	ENST00000410006.6	TSL:2	c.705G>C	p.Leu235Leu	synonymous	Exon 4 of 4	ENSP00000387252.1	Q8IW40-1
	DNAAF19	ENST00000357776.6	TSL:2	c.705G>C	p.Leu235Leu	synonymous	Exon 4 of 4	ENSP00000350420.2	F8W6J8

Frequencies

GnomAD3 genomes AF: 0.0000131 AC: 2 AN: 152190 Hom.: 0 Cov.: 32

Gnomad AFR AF: 0.00

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: 0.0000294

Gnomad OTH AF: 0.00

GnomAD2 exomes AF: 0.00000574 AC: 1 AN: 174318 AF XY: 0.0000108

Gnomad AFR exome AF: 0.00

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: 0.0000140

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.00000919 AC: 13 AN: 1414968 Hom.: 0 Cov.: 32 AF XY: 0.00000572 AC XY: 4 AN XY: 699718

African (AFR) AF: 0.00 AC: 0 AN: 32344

American (AMR) AF: 0.00 AC: 0 AN: 37168

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 25238

East Asian (EAS) AF: 0.00 AC: 0 AN: 37070

South Asian (SAS) AF: 0.00 AC: 0 AN: 81598

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 49902

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5464

European-Non Finnish (NFE) AF: 0.0000120 AC: 13 AN: 1087608

Other (OTH) AF: 0.00 AC: 0 AN: 58576

GnomAD4 genome AF: 0.0000131 AC: 2 AN: 152190 Hom.: 0 Cov.: 32 AF XY: 0.0000269 AC XY: 2 AN XY: 74344

African (AFR) AF: 0.00 AC: 0 AN: 41444

American (AMR) AF: 0.00 AC: 0 AN: 15280

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3472

East Asian (EAS) AF: 0.00 AC: 0 AN: 5198

South Asian (SAS) AF: 0.00 AC: 0 AN: 4828

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10622

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

European-Non Finnish (NFE) AF: 0.0000294 AC: 2 AN: 68024

Other (OTH) AF: 0.00 AC: 0 AN: 2094

Alfa AF: 0.000142 Hom.: 0

Bravo AF: 0.00000756

ClinVar

ClinVar submissions

Significance: Likely benign

Revision: criteria provided, single submitter

Pathogenic	VUS	Benign	Condition
-	-	1	Primary ciliary dyskinesia (1)

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.54
CADD	Benign	1.8
DANN	Benign	0.82
PhyloP100		1.2

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: rs878855312; hg19: chr17-42980161;