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

E545K

CIViC ID: 104 · Gene: PIK3CA

Variant Summary

Also known as
GLU545LYS,RS104886003
HGVS
NM_006218.3:c.1633G>A,NP_006209.2:p.Glu545Lys,ENST00000263967.3:c.1633G>A,NC_000003.11:g.178936091G>A
Variant Type(s)
missense_variant
Evidence Items
25

Evidence Level Distribution

Level B: 1Level C: 5Level D: 19

Evidence Items

Showing CIViC evidence rows where gene = PIK3CA and variant = E545K.

LevelTypeDirectionSignificanceDiseaseDrugsRating
DPredictiveSupportsSensitivity/ResponseHer2-receptor Positive Breast CancerPictilisib4
DPredictiveDoes Not SupportResistanceHer2-receptor Positive Breast CancerTrastuzumab Emtansine3
CPredictiveDoes Not SupportResistanceColorectal CancerCetuximab3
DPredictiveSupportsSensitivity/ResponseCervix CarcinomaCisplatin,Pictilisib3
DPredictiveSupportsResistanceCervical CancerCisplatin3
CPredictiveSupportsResistanceColorectal CancerPanitumumab,Cetuximab3
DPredictiveSupportsResistanceHer2-receptor Positive Breast CancerLapatinib3
DPredictiveSupportsResistanceHer2-receptor Positive Breast CancerTrastuzumab3
DPredictiveSupportsResistanceHer2-receptor Positive Breast CancerLapatinib,Trastuzumab3
DPredictiveDoes Not SupportResistanceHer2-receptor Positive Breast CancerDactolisib3
DPredictiveSupportsSensitivity/ResponseBreast CancerAkt Inhibitor MK2206,Pictilisib3
DPredictiveSupportsResistanceCervical CancerCisplatin,Ionizing Radiotherapy3
DPredictiveSupportsResistanceLung AdenocarcinomaGefitinib2
DPredictiveSupportsResistanceHer2-receptor Positive Breast CancerTrastuzumab2
CPredictiveSupportsResistanceLung AdenocarcinomaErlotinib,Gefitinib2
DPredictiveSupportsSensitivity/ResponseBreast CancerPictilisib2
CPredictiveDoes Not SupportResistanceColorectal CancerPanitumumab,Cetuximab2
DPredictiveSupportsSensitivity/ResponseLung Non-small Cell CarcinomaPI1032
BPrognosticSupportsPoor OutcomeRectum Cancer2
DPredictiveSupportsResistanceMelanomaVemurafenib2
DPredictiveSupportsResistanceHer2-receptor Positive Breast CancerTrastuzumab2
CPredictiveSupportsSensitivity/ResponseCancerApitolisib1
DPredictiveSupportsResistanceBreast CancerPI-1031
DPredictiveSupportsSensitivity/ResponseHer2-receptor Positive Breast CancerPI3Ka/Di1
DPredictiveSupportsSensitivity/ResponseBreast CancerPI3Ka/Di1