rs62623377

Variant names:

• chr2-195875800-T-A
• rs62623377
• NM_018897.3:c.6161A>T

Your query was ambiguous. Multiple possible variants found:

• chr2-195875800-T-A
• chr2-195875800-T-C

Variant summary

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

The NM_018897.3(DNAH7):​c.6161A>T​(p.Tyr2054Phe) variant causes a missense change. The variant allele was found at a frequency of 0.000000684 in 1,460,938 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. Y2054C) has been classified as Likely benign.

• Frequency:
  • Genomes: not found (cov: 32)
  • Exomes 𝑓: 6.8e-7 (0 hom.)
• Consequence: DNAH7 NM_018897.3 missense
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 6.07
• Publications: 9 publications found

Genes affected

DNAH7 (HGNC:18661): (dynein axonemal heavy chain 7) DNAH7 is a component of the inner dynein arm of ciliary axonemes (Zhang et al., 2002 [PubMed 11877439]).[supplied by OMIM, Mar 2008]

DNAH7 Gene-Disease associations (from GenCC):

• ciliary dyskinesia, primary, 50

  Inheritance: AR Classification: LIMITED Submitted by: Labcorp Genetics (formerly Invitae)
• male infertility with azoospermia or oligozoospermia due to single gene mutation

  Inheritance: AR Classification: LIMITED Submitted by: King Faisal Specialist Hospital and Research Center

ACMG classification

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

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

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
DNAH7	NM_018897.3	c.6161A>T	p.Tyr2054Phe	missense_variant	Exon 38 of 65	ENST00000312428.11	NP_061720.2

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
DNAH7	ENST00000312428.11	c.6161A>T	p.Tyr2054Phe	missense_variant	Exon 38 of 65	1	NM_018897.3	ENSP00000311273.6

Frequencies

GnomAD3 genomes Cov.: 32

GnomAD2 exomes AF: 0.00000403 AC: 1 AN: 248262 AF XY: 0.00

Gnomad AFR exome AF: 0.00

Gnomad AMR exome AF: 0.0000292

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: 6.84e-7 AC: 1 AN: 1460938 Hom.: 0 Cov.: 31 AF XY: 0.00 AC XY: 0 AN XY: 726734

African (AFR) AF: 0.00 AC: 0 AN: 33432

American (AMR) AF: 0.0000225 AC: 1 AN: 44488

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26102

East Asian (EAS) AF: 0.00 AC: 0 AN: 39684

South Asian (SAS) AF: 0.00 AC: 0 AN: 85992

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53406

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5764

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 1111714

Other (OTH) AF: 0.00 AC: 0 AN: 60356

GnomAD4 genome Cov.: 32

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Benign	0.099
BayesDel_addAF	Benign	-0.10	T
BayesDel_noAF	Benign	-0.30
CADD	Benign	22
DANN	Uncertain	0.99
DEOGEN2	Benign	0.088	T
Eigen	Uncertain	0.60
Eigen_PC	Uncertain	0.59
FATHMM_MKL	Uncertain	0.96	D
LIST_S2	Pathogenic	0.99	D
M_CAP	Benign	0.0053	T
MetaRNN	Uncertain	0.65	D
MetaSVM	Benign	-0.63	T
MutationAssessor	Uncertain	2.0	M
PhyloP100		6.1
PrimateAI	Uncertain	0.75	T
PROVEAN	Uncertain	-3.4	D
REVEL	Benign	0.23
Sift	Benign	0.052	T
Polyphen		0.88	P
Vest4		0.73
MutPred		0.49		Loss of solvent accessibility (P = 0.0058);
MVP		0.60
MPC		0.096
ClinPred		0.92	D
GERP RS		5.0
Varity_R		0.52
gMVP		0.59
Mutation Taster		=92/8	polymorphism

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

Other links and lift over

dbSNP: rs62623377; hg19: chr2-196740524;