Details of the Drug Combination

General Information of Drug Combination (ID: DCZVW5N)

• Drug Combination Name: Erlotinib + ABT-263
• Indication: Solid Tumors; Status: Phase 1 [1]
• Component Drugs:
  Erlotinib (DMCMBHA): Small molecular drug
  ABT-263 (DMNE56X): Small molecular drug

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Erlotinib

Disease Entry	ICD 11	Status	REF
Adrenal gland neoplasm	N.A.	Approved	[2]
Adult hepatocellular carcinoma	N.A.	Approved	[2]
Brain cancer	2A00	Approved	[2]
Esophageal disorder	N.A.	Approved	[2]
Lung cancer	2C25.0	Approved	[2]
Non-small-cell lung cancer	2C25.Y	Approved	[3]
Pancreatic adenocarcinoma	N.A.	Approved	[2]
Psoriasis	EA90	Approved	[2]
Salivary gland squamous cell carcinoma	N.A.	Approved	[2]
Pancreatic cancer	2C10	Phase 3	[3]
Colon cancer	2B90.Z	Phase 2	[3]
Ependymoma	2A00.0Y	Investigative	[2]
Neoplastic meningitis	N.A.	Investigative	[2]
Neuroblastoma	2D11.2	Investigative	[2]

Erlotinib Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Epidermal growth factor receptor (EGFR)	TTGKNB4	EGFR_HUMAN	Inhibitor	[7]

Erlotinib Interacts with 2 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
P-glycoprotein 1 (ABCB1)	DTUGYRD	MDR1_HUMAN	Substrate	[8]
Breast cancer resistance protein (ABCG2)	DTI7UX6	ABCG2_HUMAN	Substrate	[9]

Erlotinib Interacts with 4 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[10]
Cytochrome P450 1A2 (CYP1A2)	DEJGDUW	CP1A2_HUMAN	Metabolism	[11]
Cytochrome P450 2D6 (CYP2D6)	DECB0K3	CP2D6_HUMAN	Metabolism	[11]
Cytochrome P450 3A5 (CYP3A5)	DEIBDNY	CP3A5_HUMAN	Metabolism	[11]

Erlotinib Interacts with 1 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Epidermal growth factor receptor (EGFR)	OTAPLO1S	EGFR_HUMAN	Increases Response	[12]

Indication(s) of ABT-263

Disease Entry	ICD 11	Status	REF
Myelofibrosis	2A20.2	Phase 3	[4]
Relapsed or refractory chronic lymphocytic leukaemia	2A82.0	Phase 2	[5]
Solid tumour/cancer	2A00-2F9Z	Discontinued in Phase 2	[6]

ABT-263 Interacts with 4 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Apoptosis regulator Bcl-W (BCL-W)	TTQ79W8	B2CL2_HUMAN	Inhibitor	[13]
G1/S-specific cyclin-D1 (CCND1)	TTFCJ7S	CCND1_HUMAN	Inhibitor	[14]
Apoptosis regulator Bcl-2 (BCL-2)	TTJGNVC	BCL2_HUMAN	Inhibitor	[13]
Apoptosis regulator Bcl-xL (BCL-xL)	TTU1E82	B2CL1_HUMAN	Inhibitor	[13]

ABT-263 Interacts with 1 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
P-glycoprotein 1 (ABCB1)	DTUGYRD	MDR1_HUMAN	Substrate	[15]

ABT-263 Interacts with 1 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[16]

ABT-263 Interacts with 6 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Baculoviral IAP repeat-containing protein 5 (BIRC5)	OTILXZYL	BIRC5_HUMAN	Decreases Expression	[17]
Gelsolin (GSN)	OT4KS2UU	GELS_HUMAN	Increases Cleavage	[18]
Poly polymerase 1 (PARP1)	OT310QSG	PARP1_HUMAN	Increases Cleavage	[17]
Caspase-3 (CASP3)	OTIJRBE7	CASP3_HUMAN	Increases Cleavage	[18]
Caspase-9 (CASP9)	OTD4RFFG	CASP9_HUMAN	Increases Cleavage	[18]
Serine/threonine-protein kinase mTOR (MTOR)	OTHH8KU7	MTOR_HUMAN	Affects Response To Substance	[17]

References

• [1] ClinicalTrials.gov (NCT01009073) A Study Evaluating ABT-263 With Erlotinib, ABT-263 With Irinotecan, and ABT-263 Monotherapy in Cancer Subjects
• [2] Erlotinib FDA Label
• [3] URL: http://www.guidetopharmacology.org Nucleic Acids Res. 2015 Oct 12. pii: gkv1037. The IUPHAR/BPS Guide to PHARMACOLOGY in 2016: towards curated quantitative interactions between 1300 protein targets and 6000 ligands. (Ligand id: 4920).
• [4] ClinicalTrials.gov (NCT04472598) Study of Oral Navitoclax Tablet In Combination With Oral Ruxolitinib Tablet When Compared With Oral Ruxolitinib Tablet To Assess Change In Spleen Volume In Adult Participants With Myelofibrosis (TRANSFORM-1). U.S. National Institutes of Health.
• [5] URL: http://www.guidetopharmacology.org Nucleic Acids Res. 2015 Oct 12. pii: gkv1037. The IUPHAR/BPS Guide to PHARMACOLOGY in 2016: towards curated quantitative interactions between 1300 protein targets and 6000 ligands. (Ligand id: 8319).
• [6] Small molecules, big targets: drug discovery faces the protein-protein interaction challenge.Nat Rev Drug Discov. 2016 Aug;15(8):533-50.
• [7] Quantitative prediction of fold resistance for inhibitors of EGFR. Biochemistry. 2009 Sep 8;48(35):8435-48.
• [8] Effect of the ATP-binding cassette drug transporters ABCB1, ABCG2, and ABCC2 on erlotinib hydrochloride (Tarceva) disposition in in vitro and in vivo pharmacokinetic studies employing Bcrp1-/-/Mdr1a/1b-/- (triple-knockout) and wild-type mice. Mol Cancer Ther. 2008 Aug;7(8):2280-7.
• [9] Functions of the breast cancer resistance protein (BCRP/ABCG2) in chemotherapy. Adv Drug Deliv Rev. 2009 Jan 31;61(1):26-33.
• [10] In vitro assessment of time-dependent inhibitory effects on CYP2C8 and CYP3A activity by fourteen protein kinase inhibitors. Drug Metab Dispos. 2014 Jul;42(7):1202-9.
• [11] Clinical pharmacokinetics of tyrosine kinase inhibitors. Cancer Treat Rev. 2009 Dec;35(8):692-706.
• [12] Activating mutations in the epidermal growth factor receptor underlying responsiveness of non-small-cell lung cancer to gefitinib. N Engl J Med. 2004 May 20;350(21):2129-39. doi: 10.1056/NEJMoa040938. Epub 2004 Apr 29.
• [13] Clinical pipeline report, company report or official report of Roche (2009).
• [14] Clinical pipeline report, company report or official report of the Pharmaceutical Research and Manufacturers of America (PhRMA)
• [15] The B-cell lymphoma 2 (BCL2)-inhibitors, ABT-737 and ABT-263, are substrates for P-glycoprotein. Biochem Biophys Res Commun. 2011 May 6;408(2):344-9.
• [16] Effect of rifampin on the pharmacokinetics, safety and tolerability of navitoclax (ABT-263), a dual inhibitor of Bcl-2 and Bcl-XL , in patients with cancer. J Clin Pharm Ther. 2014 Dec;39(6):680-4.
• [17] Human breast cancer cells display different sensitivities to ABT-263 based on the level of survivin. Toxicol In Vitro. 2018 Feb;46:229-236. doi: 10.1016/j.tiv.2017.09.023. Epub 2017 Sep 23.
• [18] BCL2/BCL-X(L) inhibition induces apoptosis, disrupts cellular calcium homeostasis, and prevents platelet activation. Blood. 2011 Jun 30;117(26):7145-54. doi: 10.1182/blood-2011-03-344812. Epub 2011 May 11.