CIViC Compass
Research use only — not FDA-cleared, not medical advice. Always consult FDA-approved labeling and a qualified clinician.

E542K

CIViC ID: 103 · Gene: PIK3CA

Variant Summary

Also known as
GLU542LYS,RS121913273
HGVS
NM_006218.3:c.1624G>A,NP_006209.2:p.Glu542Lys,ENST00000263967.3:c.1624G>A,NC_000003.11:g.178936082G>A
Variant Type(s)
missense_variant
Evidence Items
13

Evidence Level Distribution

Level A: 1Level B: 1Level C: 2Level D: 9

Evidence Items

Showing CIViC evidence rows where gene = PIK3CA and variant = E542K.

LevelTypeDirectionSignificanceDiseaseDrugsRating
DPredictiveSupportsSensitivity/ResponseBreast CancerIzorlisib4
DPredictiveSupportsSensitivity/ResponseThyroid CancerPerifosine,Temsirolimus3
DPredictiveSupportsSensitivity/ResponseBreast CancerSirolimus3
CPredictiveDoes Not SupportResistanceColorectal CancerCetuximab3
APredictiveSupportsSensitivity/ResponseBreast CancerAlpelisib,Fulvestrant3
BPredictiveDoes Not SupportResistanceColorectal CancerRegorafenib Anhydrous3
CPredictiveSupportsSensitivity/ResponseHead And Neck Squamous Cell CarcinomaApitolisib2
DPredictiveSupportsSensitivity/ResponseHer2-receptor Positive Breast CancerPictilisib2
DPredictiveSupportsSensitivity/ResponseBreast CancerPictilisib2
DPredictiveSupportsSensitivity/ResponseHer2-receptor Positive Breast CancerPI-1031
DPredictiveSupportsResistanceBreast CancerPI-1031
DPredictiveSupportsSensitivity/ResponseHer2-receptor Positive Breast CancerPI3Ka/Di1
DPredictiveSupportsSensitivity/ResponseBreast CancerPI3Ka/Di1