Details of the Drug Combination

General Information of Drug Combination (ID: DCBZSSC)

• Drug Combination Name: PI-103 + Ibrutinib
• Indication: Diffuse large B cell lymphoma; Status: Investigative [1]
• Component Drugs:
  PI-103 (DMEK4TJ): Small molecular drug
  Ibrutinib (DMHZCPO): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: TMD8
  Zero Interaction Potency (ZIP) Score: 5.99
  Bliss Independence Score: 5.38
  Loewe Additivity Score: 8.32
  LHighest Single Agent (HSA) Score: 10.54

Molecular Interaction Atlas of This Drug Combination

Indication(s) of PI-103

Disease Entry	ICD 11	Status	REF
Haematological malignancy	2B33.Y	Investigative	[2]

PI-103 Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
PI3-kinase gamma (PIK3CG)	TTHBTOP	PK3CG_HUMAN	Inhibitor	[7]

PI-103 Interacts with 5 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
ATP-dependent translocase ABCB1 (ABCB1)	OTEJROBO	MDR1_HUMAN	Decreases Expression	[8]
Mitogen-activated protein kinase 3 (MAPK3)	OTCYKGKO	MK03_HUMAN	Increases Phosphorylation	[9]
Mitogen-activated protein kinase 1 (MAPK1)	OTH85PI5	MK01_HUMAN	Increases Phosphorylation	[9]
Bcl-2-like protein 1 (BCL2L1)	OTRC5K9O	B2CL1_HUMAN	Increases Expression	[10]
Carbonic anhydrase 9 (CA9)	OTNA51XT	CAH9_HUMAN	Decreases Phosphorylation	[11]

Indication(s) of Ibrutinib

Disease Entry	ICD 11	Status	REF
Mantle cell lymphoma	2A85.5	Approved	[3]
Small lymphocytic lymphoma	2A82.0	Approved	[4]
Waldenstrom macroglobulinemia	2A85.4	Approved	[4]
B-cell non-hodgkin lymphoma	2B33.5	Phase 3	[5]
Diffuse large B-cell lymphoma	2A81	Phase 3	[5]
Follicular lymphoma	2A80	Phase 3	[5]
Non-hodgkin lymphoma	2B33.5	Phase 3	[5]
Pancreatic cancer	2C10	Phase 3	[5]
Coronavirus Disease 2019 (COVID-19)	1D6Y	Phase 2	[6]
Solid tumour/cancer	2A00-2F9Z	Phase 2	[5]

Ibrutinib Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Tyrosine-protein kinase BTK (ATK)	TTGM6VW	BTK_HUMAN	Inhibitor	[12]

Ibrutinib Interacts with 1 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
P-glycoprotein 1 (ABCB1)	DTUGYRD	MDR1_HUMAN	Substrate	[13]

Ibrutinib Interacts with 3 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[14]
Cytochrome P450 2D6 (CYP2D6)	DECB0K3	CP2D6_HUMAN	Metabolism	[14]
Cytochrome P450 3A5 (CYP3A5)	DEIBDNY	CP3A5_HUMAN	Metabolism	[14]

Ibrutinib Interacts with 11 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
CASP8 and FADD-like apoptosis regulator (CFLAR)	OTX14BAS	CFLAR_HUMAN	Decreases Expression	[15]
PR domain zinc finger protein 1 (PRDM1)	OTQLSVBS	PRDM1_HUMAN	Decreases Expression	[15]
1-phosphatidylinositol 4,5-bisphosphate phosphodiesterase gamma-2 (PLCG2)	OTGVC9MY	PLCG2_HUMAN	Decreases Phosphorylation	[15]
Tumor necrosis factor alpha-induced protein 3 (TNFAIP3)	OTVLI4DD	TNAP3_HUMAN	Decreases Expression	[15]
Transcription factor p65 (RELA)	OTUJP9CN	TF65_HUMAN	Affects Localization	[15]
Bcl-2-like protein 1 (BCL2L1)	OTRC5K9O	B2CL1_HUMAN	Decreases Expression	[15]
Baculoviral IAP repeat-containing protein 3 (BIRC3)	OT3E95KB	BIRC3_HUMAN	Decreases Expression	[15]
Albumin (ALB)	OTVMM513	ALBU_HUMAN	Affects Binding	[16]
TNF receptor-associated factor 2 (TRAF2)	OT1MEZZN	TRAF2_HUMAN	Decreases Response To Substance	[15]
TNF receptor-associated factor 3 (TRAF3)	OT5TQBGV	TRAF3_HUMAN	Decreases Response To Substance	[15]
Mitogen-activated protein kinase kinase kinase 14 (MAP3K14)	OTT3DOOL	M3K14_HUMAN	Decreases Response To Substance	[15]

References

• [1] CheMBL Affinity Phenotypic Cellular Interaction Assay ID: CHEMBL1125966
• [2] 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: 5701).
• [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: 6912).
• [4] Ibrutinib FDA Label
• [5] Clinical pipeline report, company report or official report of the Pharmaceutical Research and Manufacturers of America (PhRMA)
• [6] Ibrutinib for the Treatment of COVID-19 in Patients Requiring Hospitalization
• [7] The PI3K/Akt pathway as a target in the treatment of hematologic malignancies. Anticancer Agents Med Chem. 2009 Jun;9(5):550-9.
• [8] PI3K inhibition enhances doxorubicin-induced apoptosis in sarcoma cells. PLoS One. 2012;7(12):e52898. doi: 10.1371/journal.pone.0052898. Epub 2012 Dec 31.
• [9] PI-103 and sorafenib inhibit hepatocellular carcinoma cell proliferation by blocking Ras/Raf/MAPK and PI3K/AKT/mTOR pathways. Anticancer Res. 2010 Dec;30(12):4951-8.
• [10] The dual PI3K/mTOR inhibitor PI-103 promotes immunosuppression, in vivo tumor growth and increases survival of sorafenib-treated melanoma cells. Int J Cancer. 2010 Apr 1;126(7):1549-61. doi: 10.1002/ijc.24926.
• [11] GDC-0941 inhibits metastatic characteristics of thyroid carcinomas by targeting both the phosphoinositide-3 kinase (PI3K) and hypoxia-inducible factor-1 (HIF-1) pathways. J Clin Endocrinol Metab. 2011 Dec;96(12):E1934-43. doi: 10.1210/jc.2011-1426. Epub 2011 Oct 12.
• [12] 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. (Target id: 1948).
• [13] P-Glycoprotein (MDR1/ABCB1) Restricts Brain Penetration of the Bruton's Tyrosine Kinase Inhibitor Ibrutinib, While Cytochrome P450-3A (CYP3A) Limits Its Oral Bioavailability. Mol Pharm. 2018 Nov 5;15(11):5124-5134.
• [14] Absorption, metabolism, and excretion of oral 14C radiolabeled ibrutinib: an open-label, phase I, single-dose study in healthy men. Drug Metab Dispos. 2015 Feb;43(2):289-97.
• [15] Synergistic activity of BET protein antagonist-based combinations in mantle cell lymphoma cells sensitive or resistant to ibrutinib. Blood. 2015 Sep 24;126(13):1565-74.
• [16] Label-Free Bottom-Up Proteomic Workflow for Simultaneously Assessing the Target Specificity of Covalent Drug Candidates and Their Off-Target Reactivity to Selected Proteins. Chem Res Toxicol. 2016 Jan 19;29(1):109-16. doi: 10.1021/acs.chemrestox.5b00460. Epub 2015 Dec 29.