19-33301426-T-G

Variant summary

Our verdict is Uncertain significance. The variant received 3 ACMG points: 3P and 0B. PM2PP3

The NM_004364.5(CEBPA):​c.989A>C​(p.Gln330Pro) variant causes a missense change involving the alteration of a conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★). Synonymous variant affecting the same amino acid position (i.e. Q330Q) has been classified as Likely benign.

Frequency

Genomes: not found (cov: 32)

Consequence

CEBPA
NM_004364.5 missense

Scores

8
8
2

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.98

Publications

0 publications found
Variant links:
Genes affected
CEBPA (HGNC:1833): (CCAAT enhancer binding protein alpha) This intronless gene encodes a transcription factor that contains a basic leucine zipper (bZIP) domain and recognizes the CCAAT motif in the promoters of target genes. The encoded protein functions in homodimers and also heterodimers with CCAAT/enhancer-binding proteins beta and gamma. Activity of this protein can modulate the expression of genes involved in cell cycle regulation as well as in body weight homeostasis. Mutation of this gene is associated with acute myeloid leukemia. The use of alternative in-frame non-AUG (GUG) and AUG start codons results in protein isoforms with different lengths. Differential translation initiation is mediated by an out-of-frame, upstream open reading frame which is located between the GUG and the first AUG start codons. [provided by RefSeq, Dec 2013]
CEBPA Gene-Disease associations (from GenCC):
  • acute myeloid leukemia
    Inheritance: AD Classification: DEFINITIVE, STRONG, MODERATE Submitted by: G2P, Genomics England PanelApp, ClinGen, Ambry Genetics, Labcorp Genetics (formerly Invitae)

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.773

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_004364.5. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Selected
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
CEBPA
NM_004364.5
MANE Select
c.989A>Cp.Gln330Pro
missense
Exon 1 of 1NP_004355.2
CEBPA
NM_001287424.2
c.1094A>Cp.Gln365Pro
missense
Exon 1 of 1NP_001274353.1
CEBPA
NM_001287435.2
c.947A>Cp.Gln316Pro
missense
Exon 1 of 1NP_001274364.1

Ensembl Transcripts

Selected
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
CEBPA
ENST00000498907.3
TSL:6 MANE Select
c.989A>Cp.Gln330Pro
missense
Exon 1 of 1ENSP00000427514.1
ENSG00000267727
ENST00000587312.1
TSL:3
n.148T>G
non_coding_transcript_exon
Exon 1 of 2

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
Cov.:
31
GnomAD4 genome
Cov.:
32

ClinVar

ClinVar submissions as Germline

Significance:Uncertain significance
Revision:criteria provided, single submitter
View on ClinVar
Pathogenic
VUS
Benign
Condition
-
1
-
Acute myeloid leukemia (1)

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
1.0
BayesDel_addAF
Uncertain
0.14
D
BayesDel_noAF
Uncertain
-0.040
CADD
Pathogenic
34
DANN
Uncertain
0.99
DEOGEN2
Pathogenic
0.84
D
Eigen
Pathogenic
0.76
Eigen_PC
Pathogenic
0.70
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Uncertain
0.91
D
M_CAP
Benign
0.065
D
MetaRNN
Pathogenic
0.77
D
MetaSVM
Benign
-0.40
T
MutationAssessor
Pathogenic
3.2
M
PhyloP100
8.0
PrimateAI
Uncertain
0.72
T
PROVEAN
Pathogenic
-5.3
D
REVEL
Uncertain
0.54
Sift
Uncertain
0.013
D
Sift4G
Uncertain
0.0060
D
Polyphen
1.0
D
Vest4
0.70
MutPred
0.58
Loss of MoRF binding (P = 0.0426)
MVP
0.57
ClinPred
1.0
D
GERP RS
4.7
Varity_R
0.91
gMVP
0.99
Mutation Taster
=44/56
disease causing

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

Publications

Other links and lift over

dbSNP: rs1555741952; hg19: chr19-33792332; API