Our verdict is Benign. The variant received -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBS1BS2
The NM_001378414.1(HDAC4):c.958G>A(p.Val320Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00379 in 1,614,018 control chromosomes in the GnomAD database, including 19 homozygotes. In-silico tool predicts a benign outcome for this variant. 16/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. V320A) has been classified as Benign.
HDAC4 (HGNC:14063): (histone deacetylase 4) Histones play a critical role in transcriptional regulation, cell cycle progression, and developmental events. Histone acetylation/deacetylation alters chromosome structure and affects transcription factor access to DNA. The protein encoded by this gene belongs to class II of the histone deacetylase/acuc/apha family. It possesses histone deacetylase activity and represses transcription when tethered to a promoter. This protein does not bind DNA directly, but through transcription factors MEF2C and MEF2D. It seems to interact in a multiprotein complex with RbAp48 and HDAC3. [provided by RefSeq, Jul 2008]
HDAC4 Gene-Disease associations (from GenCC):
neurodevelopmental disorder with central hypotonia and dysmorphic facies
Our verdict: Benign. The variant received -20 ACMG points.
BP4
Computational evidence support a benign effect (MetaRNN=0.0073234737).
BP6
Variant 2-239139704-C-T is Benign according to our data. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr2-239139704-C-T is described in CliVar as Benign/Likely_benign. Clinvar id is 284720.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS1
Variant frequency is greater than expected in population nfe. GnomAd4 allele frequency = 0.00319 (486/152354) while in subpopulation NFE AF = 0.00522 (355/68038). AF 95% confidence interval is 0.00477. There are 3 homozygotes in GnomAd4. There are 219 alleles in the male GnomAd4 subpopulation. Median coverage is 33. This position passed quality control check.