Details of the Drug Combination

General Information of Drug Combination (ID: DCYPFCW)

• Drug Combination Name: Raltitrexed + Ibrutinib
• Indication: Diffuse large B cell lymphoma; Status: Investigative [1]
• Component Drugs:
  Raltitrexed (DMT9K8G): Small molecular drug
  Ibrutinib (DMHZCPO): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: TMD8
  Zero Interaction Potency (ZIP) Score: 1.985
  Bliss Independence Score: 1.317
  Loewe Additivity Score: 0.932
  LHighest Single Agent (HSA) Score: 9.464

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Raltitrexed

Disease Entry	ICD 11	Status	REF
Rectal adenocarcinoma	2B92	Approved	[2]

Raltitrexed Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Candida Thymidylate synthase (Candi TMP1)	TTU6BFZ	TYSY_CANAL	Inhibitor	[8]

Raltitrexed Interacts with 2 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
Multidrug resistance-associated protein 2 (ABCC2)	DTFI42L	MRP2_HUMAN	Substrate	[9]
Breast cancer resistance protein (ABCG2)	DTI7UX6	ABCG2_HUMAN	Substrate	[10]

Raltitrexed Interacts with 6 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Diamine acetyltransferase 1 (SAT1)	OT52AU22	SAT1_HUMAN	Increases Expression	[11]
10 kDa heat shock protein, mitochondrial (HSPE1)	OT7JSZLB	CH10_HUMAN	Increases Expression	[11]
Thymosin beta-10 (TMSB10)	OTLVZ13T	TYB10_HUMAN	Increases Expression	[11]
FXYD domain-containing ion transport regulator 3 (FXYD3)	OT9PPRHE	FXYD3_HUMAN	Increases Expression	[11]
Tumor necrosis factor receptor superfamily member 6 (FAS)	OTP9XG86	TNR6_HUMAN	Increases Expression	[12]
Reduced folate transporter (SLC19A1)	OTWB0BTO	S19A1_HUMAN	Decreases Response To Substance	[13]

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	[14]

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	[15]

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	[16]
Cytochrome P450 2D6 (CYP2D6)	DECB0K3	CP2D6_HUMAN	Metabolism	[16]
Cytochrome P450 3A5 (CYP3A5)	DEIBDNY	CP3A5_HUMAN	Metabolism	[16]

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	[17]
PR domain zinc finger protein 1 (PRDM1)	OTQLSVBS	PRDM1_HUMAN	Decreases Expression	[17]
1-phosphatidylinositol 4,5-bisphosphate phosphodiesterase gamma-2 (PLCG2)	OTGVC9MY	PLCG2_HUMAN	Decreases Phosphorylation	[17]
Tumor necrosis factor alpha-induced protein 3 (TNFAIP3)	OTVLI4DD	TNAP3_HUMAN	Decreases Expression	[17]
Transcription factor p65 (RELA)	OTUJP9CN	TF65_HUMAN	Affects Localization	[17]
Bcl-2-like protein 1 (BCL2L1)	OTRC5K9O	B2CL1_HUMAN	Decreases Expression	[17]
Baculoviral IAP repeat-containing protein 3 (BIRC3)	OT3E95KB	BIRC3_HUMAN	Decreases Expression	[17]
Albumin (ALB)	OTVMM513	ALBU_HUMAN	Affects Binding	[18]
TNF receptor-associated factor 2 (TRAF2)	OT1MEZZN	TRAF2_HUMAN	Decreases Response To Substance	[17]
TNF receptor-associated factor 3 (TRAF3)	OT5TQBGV	TRAF3_HUMAN	Decreases Response To Substance	[17]
Mitogen-activated protein kinase kinase kinase 14 (MAP3K14)	OTT3DOOL	M3K14_HUMAN	Decreases Response To Substance	[17]

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: 7403).
• [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] Changes in the status of p53 affect drug sensitivity to thymidylate synthase (TS) inhibitors by altering TS levels. Br J Cancer. 2007 Mar 12;96(5):769-75.
• [8] DNA damage and homologous recombination signaling induced by thymidylate deprivation. Biochem Pharmacol. 2008 Oct 15;76(8):987-96.
• [9] Antifolate resistance mediated by the multidrug resistance proteins MRP1 and MRP2. Cancer Res. 1999 Jun 1;59(11):2532-5.
• [10] Pharmacogenomic importance of ABCG2. Pharmacogenomics. 2008 Aug;9(8):1005-9.
• [11] 5-Fluorouracil: identification of novel downstream mediators of tumour response. Anticancer Res. 2004 Mar-Apr;24(2A):417-23.
• [12] Effect of p53 status and STAT1 on chemotherapy-induced, Fas-mediated apoptosis in colorectal cancer. Cancer Res. 2005 Oct 1;65(19):8951-60. doi: 10.1158/0008-5472.CAN-05-0961.
• [13] The inverse relationship between reduced folate carrier function and pemetrexed activity in a human colon cancer cell line. Mol Cancer Ther. 2006 Feb;5(2):438-49. doi: 10.1158/1535-7163.MCT-05-0243.
• [14] 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).
• [15] 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.
• [16] 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.
• [17] 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.
• [18] 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.