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Variant: NM_001754.5(RUNX1):c.171_223del (p.Leu58fs)

CA658824423

561229 (ClinVar)

Gene: RUNX1
Condition: hereditary thrombocytopenia and hematologic cancer predisposition syndrome
Inheritance Mode: Autosomal dominant inheritance
UUID: dcd0d5ba-7b74-4a9d-b1a7-90dcba1784eb

HGVS expressions

NM_001754.5:c.171_223del
NM_001754.5(RUNX1):c.171_223del (p.Leu58fs)
NC_000021.9:g.34886971_34887023del
CM000683.2:g.34886971_34887023del
NC_000021.8:g.36259268_36259320del
CM000683.1:g.36259268_36259320del
NC_000021.7:g.35181138_35181190del
NG_011402.2:g.1102689_1102741del
ENST00000675419.1:c.171_223del
ENST00000300305.7:c.171_223del
ENST00000344691.8:c.90_142del
ENST00000358356.9:c.90_142del
ENST00000399237.6:c.135_187del
ENST00000399240.5:c.90_142del
ENST00000437180.5:c.171_223del
ENST00000455571.5:c.132_184del
ENST00000482318.5:c.59-6310_59-6258del
NM_001001890.2:c.90_142del
NM_001122607.1:c.90_142del
NM_001754.4:c.171_223del
NM_001001890.3:c.90_142del
NM_001122607.2:c.90_142del

Pathogenic

Met criteria codes 4
PM2_Supporting PM5_Supporting PVS1 PS4_Supporting
Not Met criteria codes 22
PM6 PM1 PM3 PM4 BS2 BS3 BS4 BS1 BP2 BP3 BP4 BP1 BP5 BP7 PS1 PS3 PS2 BA1 PP1 PP4 PP3 PP2

Evidence Links 0

Expert Panel

Criteria Specification Information

Criteria Specification: ClinGen Myeloid Malignancy Expert Panel Specifications to the ACMG/AMP Variant Interpretation Guidelines Version 2

PDF
Criteria Specification Approval History
Criteria Specifications for this VCEP
Evidence submitted by expert panel
Myeloid Malignancy VCEP
The c.171_223del (p.Leu58Profs*62) variant is a frameshift deletion variant that is predicted to introduce a premature stop codon and expected to result in nonsense-mediated mRNA decay (PVS1). In addition, this variant is completely absent from all population databases with at least 20x coverage for RUNX1 (PM2_supporting), and was identified in a a 65-year-old female tested due to "thrombocytopenia with predisposition to AML" (PS4_supporting; SCV000807767.1). This variant is a nonsense/frameshift variants that is downstream of c.98 (PM5_Supporting). In summary, this variant meets criteria to be classified as pathogenic. ACMG/AMP criteria applied, as specified by the ClinGen Myeloid Malignancy Variant Curation Expert Panel for RUNX1: PVS1, PS4_supporting, and PM2_supporting.
Met criteria codes
PM2_Supporting
This variant is completely absent from all population databases with at least 20x coverage for RUNX1 (PM2_Supporting).
PM5_Supporting
This variant is a nonsense/frameshift variants that is downstream of c.98 (PM5_Supporting).
PVS1
The c.171_223del (p.Leu58Profs*62) variant is a frameshift deletion variant that is predicted to introduce a premature stop codon and expected to result in nonsense-mediated mRNA decay.
PS4_Supporting
A 65-year-old female who was testing due to "thrombocytopenia with predisposition to AML" (SCV000807767.1).
Not Met criteria codes
PM6
De novo data for this variant has not been reported in literature.
PM1
This variant is not a missense variant.
PM3
This rule is not applicable for MM-VCEP.
PM4
This variant is not an in-frame deletion/insertion.
BS2
This rule is not applicable for MM-VCEP.
BS3
In vitro or in vivo functional data has not been reported for this variant in the literature.
BS4
Segregation data for this variant has not been reported in literature.
BS1
This variant does not have a MAF between 0.00015 (0.015%) and 0.0015 (0.15%) in any general continental dataset.
BP2
This variant has not been observed in trans with a pathogenic variant for a fully penetrant dominant gene/disorder or observed in cis with a pathogenic variant in any inheritance pattern.
BP3
This rule is not applicable for MM-VCEP.
BP4
This variant does not have applicable in-silico data available.
BP1
This rule is not applicable for MM-VCEP.
BP5
This rule is not applicable for MM-VCEP.
BP7
This variant is not a synonymous or intronic variant.
PS1
This variant is not a missense, or synonymous variant.
PS3
In vitro or in vivo functional data has not been reported for this variant in the literature.
PS2
De novo data for this variant has not been reported in literature.
BA1
This variant does not have a MAF ≥ 0.0015 (0.15%) in any general continental population dataset.
PP1
Segregation data for this variant has not been reported in literature.
PP4
This rule is not applicable for MM-VCEP.
PP3
This variant does not have applicable in-silico data available.
PP2
This rule is not applicable for MM-VCEP.
Approved on: 2024-03-26
Published on: 2024-03-26
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