rs774976039
Variant summary
Our verdict is Benign. Variant got -7 ACMG points: 1P and 8B. PP2BP4_ModerateBP6_ModerateBS2
The NM_004975.4(KCNB1):c.2152G>A(p.Val718Met) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000623 in 1,604,948 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 Benign (★).
Frequency
Consequence
NM_004975.4 missense
Scores
Clinical Significance
Conservation
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ACMG classification
Verdict is Benign. Variant got -7 ACMG points.
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | UniProt |
---|---|---|---|---|---|---|---|
KCNB1 | NM_004975.4 | c.2152G>A | p.Val718Met | missense_variant | 2/2 | ENST00000371741.6 | |
LOC105372649 | XR_001754659.2 | n.1201+41384C>T | intron_variant, non_coding_transcript_variant | ||||
KCNB1 | XM_011528799.3 | c.2152G>A | p.Val718Met | missense_variant | 3/3 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|
KCNB1 | ENST00000371741.6 | c.2152G>A | p.Val718Met | missense_variant | 2/2 | 1 | NM_004975.4 | P1 | |
KCNB1 | ENST00000635465.1 | c.2152G>A | p.Val718Met | missense_variant | 3/3 | 1 | P1 | ||
ENST00000637341.1 | n.206+41384C>T | intron_variant, non_coding_transcript_variant | 5 | ||||||
KCNB1 | ENST00000635878.1 | c.97-74025G>A | intron_variant | 5 |
Frequencies
GnomAD3 genomes AF: 0.0000139 AC: 2AN: 144284Hom.: 0 Cov.: 32
GnomAD3 exomes AF: 0.00000398 AC: 1AN: 251040Hom.: 0 AF XY: 0.00000737 AC XY: 1AN XY: 135658
GnomAD4 exome AF: 0.00000548 AC: 8AN: 1460664Hom.: 0 Cov.: 32 AF XY: 0.00000826 AC XY: 6AN XY: 726600
GnomAD4 genome AF: 0.0000139 AC: 2AN: 144284Hom.: 0 Cov.: 32 AF XY: 0.0000141 AC XY: 1AN XY: 70700
ClinVar
Submissions by phenotype
Developmental and epileptic encephalopathy, 26 Benign:1
Benign, criteria provided, single submitter | clinical testing | Invitae | Nov 27, 2023 | - - |
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at