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BIOMARKER:
PIK3CA E545K
i
Other names:
PIK3CA, Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit alpha, Phosphoinositide-3-kinase, catalytic, alpha polypeptide, Serine/threonine protein kinase PIK3CA, PtdIns-3-kinase subunit P110-alpha, PI3K-alpha, Phosphatidylinositol-4,5-bisphosphate 3-kinase 110 KDa catalytic subunit alpha, Phosphatidylinositol 3-kinase, Catalytic, 110-KD, alpha, PI3-kinase P110 subunit alpha, PI3-kinase subunit alpha, PtdIns-3-kinase subunit alpha, PI3Kalpha, P110alpha, PI3K
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Entrez ID:
5290
Related biomarkers:
Expression
Mutation
CNA
Others
‹
PIK3CA mutation (108)
PIK3CA H1047R (45)
PIK3CA E542K (10)
BRAF V600E + PIK3CA mutation (4)
EGFR mutation + PIK3CA mutation (4)
PIK3CA E545 (4)
PIK3CA H1047 (4)
PIK3CA K111N (4)
PIK3CA E542 (3)
PIK3CA E546 (3)
PIK3CA H1047L (3)
PIK3CA M1043I (3)
PIK3CA mutation + PTEN mutation (3)
PIK3CA wild-type (3)
EGFR T790M + PIK3CA H1047R (2)
ER negative + PIK3CA H1047R (2)
HER-2 V777L + PIK3CA H1047R (2)
PIK3CA C420R (2)
PIK3CA E545A (2)
PIK3CA N345K (2)
PIK3CA Q75E (2)
PIK3CA mutation + ESR1 mutation (2)
PIK3CA mutation + KRAS mutation (2)
TP53 T175H + PIK3CA H1047R (2)
TP53 mutation + PIK3CA mutation + CD74 mutation (2)
ALK rearrangement + PIK3CA mutation (1)
ALK rearrangement + TP53 R175H + EGFR A839V + PI3KCA mutation (1)
EGFR L858R + PIK3CA H1047R + PIK3CA E545K (1)
EGFR T790M + PIK3CA Mutation (1)
EGFR exon 19 mutation + EGFR C797S + PIK3CA mutation (1)
HR positive + PIK3CA H1047R (1)
HR positive + PIK3CA H1047R + ER D538G (1)
HR positive + PIK3CA H1047R + PIK3CA D350G + ER D538G (1)
IDH1 R132C + PIK3CA E545K + IDH2 R172K (1)
PIK3CA D350G (1)
PIK3CA E110K (1)
PIK3CA E453K (1)
PIK3CA E542Q (1)
PIK3CA E545G (1)
PIK3CA E545X (1)
PIK3CA G1049R (1)
PIK3CA G1049R + AKT1 E17K (1)
PIK3CA G106_108del (1)
PIK3CA H1047R + PIK3CA D959N + ER E380Q (1)
PIK3CA H1047X (1)
PIK3CA I391M (1)
PIK3CA K944N (1)
PIK3CA K966E (1)
PIK3CA N345K + PIK3CA N1044K (1)
PIK3CA P449T (1)
PIK3CA Q546 (1)
PIK3CA Q546K (1)
PIK3CA R38C (1)
PIK3CA V955G (1)
PIK3CA mutation + AKT1 mutation + PTEN mutation (1)
PIK3CA mutation + EP300 mutation (1)
PIK3CA mutation + ER mutation (1)
PIK3CA mutation + FGFR2 rearrangement (1)
PIK3CA mutation + HRAS mutation (1)
PIK3CA mutation + PTEN mutation + KRAS mutation (1)
PIK3CA mutation + TERT promoter mutation (1)
PIK3CA mutation + TTN mutation + IDH2 mutation (1)
PIK3CA wild-type + KRAS wild-type (1)
PIK3CA wild-type + PTEN wild-type (1)
PIK3CA Q546R (1)
HER-2 negative + HR positive + PIK3CA exon 20 mutation (0)
HER-2 negative + HR positive + PIK3CA exon 7 mutation (0)
HER-2 negative + HR positive + PIK3CA exon 9 mutation (0)
HER-2 negative + HR positive + PIK3CA mutation (0)
PIK3CA G542L (0)
PIK3CA mutation (108)
PIK3CA H1047R (45)
PIK3CA E542K (10)
BRAF V600E + PIK3CA mutation (4)
EGFR mutation + PIK3CA mutation (4)
PIK3CA E545 (4)
PIK3CA H1047 (4)
PIK3CA K111N (4)
PIK3CA E542 (3)
PIK3CA E546 (3)
PIK3CA H1047L (3)
PIK3CA M1043I (3)
PIK3CA mutation + PTEN mutation (3)
PIK3CA wild-type (3)
EGFR T790M + PIK3CA H1047R (2)
ER negative + PIK3CA H1047R (2)
HER-2 V777L + PIK3CA H1047R (2)
PIK3CA C420R (2)
PIK3CA E545A (2)
PIK3CA N345K (2)
PIK3CA Q75E (2)
PIK3CA mutation + ESR1 mutation (2)
PIK3CA mutation + KRAS mutation (2)
TP53 T175H + PIK3CA H1047R (2)
TP53 mutation + PIK3CA mutation + CD74 mutation (2)
ALK rearrangement + PIK3CA mutation (1)
ALK rearrangement + TP53 R175H + EGFR A839V + PI3KCA mutation (1)
EGFR L858R + PIK3CA H1047R + PIK3CA E545K (1)
EGFR T790M + PIK3CA Mutation (1)
EGFR exon 19 mutation + EGFR C797S + PIK3CA mutation (1)
HR positive + PIK3CA H1047R (1)
HR positive + PIK3CA H1047R + ER D538G (1)
HR positive + PIK3CA H1047R + PIK3CA D350G + ER D538G (1)
IDH1 R132C + PIK3CA E545K + IDH2 R172K (1)
PIK3CA D350G (1)
PIK3CA E110K (1)
PIK3CA E453K (1)
PIK3CA E542Q (1)
PIK3CA E545G (1)
PIK3CA E545X (1)
PIK3CA G1049R (1)
PIK3CA G1049R + AKT1 E17K (1)
PIK3CA G106_108del (1)
PIK3CA H1047R + PIK3CA D959N + ER E380Q (1)
PIK3CA H1047X (1)
PIK3CA I391M (1)
PIK3CA K944N (1)
PIK3CA K966E (1)
PIK3CA N345K + PIK3CA N1044K (1)
PIK3CA P449T (1)
PIK3CA Q546 (1)
PIK3CA Q546K (1)
PIK3CA R38C (1)
PIK3CA V955G (1)
PIK3CA mutation + AKT1 mutation + PTEN mutation (1)
PIK3CA mutation + EP300 mutation (1)
PIK3CA mutation + ER mutation (1)
PIK3CA mutation + FGFR2 rearrangement (1)
PIK3CA mutation + HRAS mutation (1)
PIK3CA mutation + PTEN mutation + KRAS mutation (1)
PIK3CA mutation + TERT promoter mutation (1)
PIK3CA mutation + TTN mutation + IDH2 mutation (1)
PIK3CA wild-type + KRAS wild-type (1)
PIK3CA wild-type + PTEN wild-type (1)
PIK3CA Q546R (1)
HER-2 negative + HR positive + PIK3CA exon 20 mutation (0)
HER-2 negative + HR positive + PIK3CA exon 7 mutation (0)
HER-2 negative + HR positive + PIK3CA exon 9 mutation (0)
HER-2 negative + HR positive + PIK3CA mutation (0)
PIK3CA G542L (0)
›
Related tests:
FoundationOne® CDx (110)
FoundationOne® Liquid CDx (21)
therascreen® PIK3CA RGQ PCR Kit (3)
FoundationOne® CDx (110)
FoundationOne® Liquid CDx (21)
therascreen® PIK3CA RGQ PCR Kit (3)
Associations
News
Trials
VERI cancer hierarchy
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PIK3CA E545K
Colorectal Cancer
PIK3CA E545K
Colorectal Cancer
cetuximab
Resistant: C3 – Early Trials
cetuximab
Resistant
:
C3
cetuximab
Resistant: C3 – Early Trials
cetuximab
Resistant
:
C3
PIK3CA E545K
Non Small Cell Lung Cancer
PIK3CA E545K
Non Small Cell Lung Cancer
osimertinib
Resistant: C3 – Early Trials
osimertinib
Resistant
:
C3
osimertinib
Resistant: C3 – Early Trials
osimertinib
Resistant
:
C3
PIK3CA E545K
Ovarian Cancer
PIK3CA E545K
Ovarian Cancer
TAS-117
Sensitive: C3 – Early Trials
TAS-117
Sensitive
:
C3
TAS-117
Sensitive: C3 – Early Trials
TAS-117
Sensitive
:
C3
PIK3CA E545K
Breast Cancer
PIK3CA E545K
Breast Cancer
olaparib + durvalumab + capivasertib
Sensitive: C3 – Early Trials
olaparib + durvalumab + capivasertib
Sensitive
:
C3
olaparib + durvalumab + capivasertib
Sensitive: C3 – Early Trials
olaparib + durvalumab + capivasertib
Sensitive
:
C3
PIK3CA E545K
Gastric Cancer
PIK3CA E545K
Gastric Cancer
CYH33
Sensitive: C4 – Case Studies
CYH33
Sensitive
:
C4
CYH33
Sensitive: C4 – Case Studies
CYH33
Sensitive
:
C4
PIK3CA E545K
Breast Cancer
PIK3CA E545K
Breast Cancer
CYH33
Sensitive: C4 – Case Studies
CYH33
Sensitive
:
C4
CYH33
Sensitive: C4 – Case Studies
CYH33
Sensitive
:
C4
PIK3CA E545K
Ovarian Cancer
PIK3CA E545K
Ovarian Cancer
CYH33
Sensitive: C4 – Case Studies
CYH33
Sensitive
:
C4
CYH33
Sensitive: C4 – Case Studies
CYH33
Sensitive
:
C4
PIK3CA E545K
HER2 Negative Breast Cancer
PIK3CA E545K
HER2 Negative Breast Cancer
CYH33
Sensitive: C4 – Case Studies
CYH33
Sensitive
:
C4
CYH33
Sensitive: C4 – Case Studies
CYH33
Sensitive
:
C4
PIK3CA E545K
Cervical Cancer
PIK3CA E545K
Cervical Cancer
pembrolizumab
Sensitive: C4 – Case Studies
pembrolizumab
Sensitive
:
C4
pembrolizumab
Sensitive: C4 – Case Studies
pembrolizumab
Sensitive
:
C4
PIK3CA E545K
Breast Cancer
PIK3CA E545K
Breast Cancer
GDC-0941
Sensitive: D – Preclinical
GDC-0941
Sensitive
:
D
GDC-0941
Sensitive: D – Preclinical
GDC-0941
Sensitive
:
D
PIK3CA E545K
Breast Cancer
PIK3CA E545K
Breast Cancer
MK-2206
Sensitive: D – Preclinical
MK-2206
Sensitive
:
D
MK-2206
Sensitive: D – Preclinical
MK-2206
Sensitive
:
D
PIK3CA E545K
Breast Cancer
PIK3CA E545K
Breast Cancer
lapatinib
Sensitive: D – Preclinical
lapatinib
Sensitive
:
D
lapatinib
Sensitive: D – Preclinical
lapatinib
Sensitive
:
D
PIK3CA E545K
HER2 Positive Breast Cancer
PIK3CA E545K
HER2 Positive Breast Cancer
ado-trastuzumab emtansine
Sensitive: D – Preclinical
ado-trastuzumab emtansine
Sensitive
:
D
ado-trastuzumab emtansine
Sensitive: D – Preclinical
ado-trastuzumab emtansine
Sensitive
:
D
PIK3CA E545K
Breast Cancer
PIK3CA E545K
Breast Cancer
trastuzumab + lapatinib
Resistant: D – Preclinical
trastuzumab + lapatinib
Resistant
:
D
trastuzumab + lapatinib
Resistant: D – Preclinical
trastuzumab + lapatinib
Resistant
:
D
PIK3CA E545K
Thyroid Gland Papillary Carcinoma
PIK3CA E545K
Thyroid Gland Papillary Carcinoma
MK-2206
Sensitive: D – Preclinical
MK-2206
Sensitive
:
D
MK-2206
Sensitive: D – Preclinical
MK-2206
Sensitive
:
D
PIK3CA E545K
Squamous Cell Carcinoma of Head and Neck
PIK3CA E545K
Squamous Cell Carcinoma of Head and Neck
RTB101
Sensitive: D – Preclinical
RTB101
Sensitive
:
D
RTB101
Sensitive: D – Preclinical
RTB101
Sensitive
:
D
PIK3CA E545K
Squamous Cell Carcinoma of Head and Neck
PIK3CA E545K
Squamous Cell Carcinoma of Head and Neck
BMS-722782
Resistant: D – Preclinical
BMS-722782
Resistant
:
D
BMS-722782
Resistant: D – Preclinical
BMS-722782
Resistant
:
D
PIK3CA E545K
Squamous Cell Carcinoma of Head and Neck
PIK3CA E545K
Squamous Cell Carcinoma of Head and Neck
trametinib
Resistant: D – Preclinical
trametinib
Resistant
:
D
trametinib
Resistant: D – Preclinical
trametinib
Resistant
:
D
PIK3CA E545K
Squamous Cell Carcinoma of Head and Neck
PIK3CA E545K
Squamous Cell Carcinoma of Head and Neck
GDC-0941
Resistant: D – Preclinical
GDC-0941
Resistant
:
D
GDC-0941
Resistant: D – Preclinical
GDC-0941
Resistant
:
D
PIK3CA E545K
Squamous Cell Carcinoma of Head and Neck
PIK3CA E545K
Squamous Cell Carcinoma of Head and Neck
rigosertib
Sensitive: D – Preclinical
rigosertib
Sensitive
:
D
rigosertib
Sensitive: D – Preclinical
rigosertib
Sensitive
:
D
PIK3CA E545K
Squamous Cell Carcinoma of Head and Neck
PIK3CA E545K
Squamous Cell Carcinoma of Head and Neck
GDC-0032
Sensitive: D – Preclinical
GDC-0032
Sensitive
:
D
GDC-0032
Sensitive: D – Preclinical
GDC-0032
Sensitive
:
D
PIK3CA E545K
Melanoma
PIK3CA E545K
Melanoma
vemurafenib
Resistant: D – Preclinical
vemurafenib
Resistant
:
D
vemurafenib
Resistant: D – Preclinical
vemurafenib
Resistant
:
D
PIK3CA E545K
Hepatocellular Cancer
PIK3CA E545K
Hepatocellular Cancer
alpelisib
Sensitive: D – Preclinical
alpelisib
Sensitive
:
D
alpelisib
Sensitive: D – Preclinical
alpelisib
Sensitive
:
D
PIK3CA E545K
Hormone Receptor Positive Breast Cancer
PIK3CA E545K
Hormone Receptor Positive Breast Cancer
abemaciclib + RLY-2608
Sensitive: D – Preclinical
abemaciclib + RLY-2608
Sensitive
:
D
abemaciclib + RLY-2608
Sensitive: D – Preclinical
abemaciclib + RLY-2608
Sensitive
:
D
PIK3CA E545K
Hormone Receptor Positive Breast Cancer
PIK3CA E545K
Hormone Receptor Positive Breast Cancer
palbociclib + RLY-2608
Sensitive: D – Preclinical
palbociclib + RLY-2608
Sensitive
:
D
palbociclib + RLY-2608
Sensitive: D – Preclinical
palbociclib + RLY-2608
Sensitive
:
D
PIK3CA E545K
Hormone Receptor Positive Breast Cancer
PIK3CA E545K
Hormone Receptor Positive Breast Cancer
RLY-2608
Resistant: D – Preclinical
RLY-2608
Resistant
:
D
RLY-2608
Resistant: D – Preclinical
RLY-2608
Resistant
:
D
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