Details of the Drug Combination

General Information of Drug Combination (ID: DCG2S95)

• Drug Combination Name: Raloxifene + Pralatrexate
• Indication: Adenocarcinoma; Status: Investigative [1]
• Component Drugs:
  Raloxifene (DMDKF3M): Small molecular drug
  Pralatrexate (DMAO80I): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: DU-145
  Zero Interaction Potency (ZIP) Score: 3.37
  Bliss Independence Score: 9.05
  Loewe Additivity Score: 7.35
  LHighest Single Agent (HSA) Score: 3.53

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Raloxifene

Disease Entry	ICD 11	Status	REF
Osteoporosis	FB83.0	Approved	[2]

Raloxifene Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Estrogen receptor (ESR)	TTZAYWL	ESR1_HUMAN	Modulator	[5]

Raloxifene Interacts with 1 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
P-glycoprotein 1 (ABCB1)	DTUGYRD	MDR1_HUMAN	Substrate	[6]

Raloxifene Interacts with 3 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[7]
UDP-glucuronosyltransferase 1A1 (UGT1A1)	DEYGVN4	UD11_HUMAN	Metabolism	[8]
UDP-glucuronosyltransferase 1A10 (UGT1A10)	DEL5N6Y	UD110_HUMAN	Metabolism	[9]

Indication(s) of Pralatrexate

Disease Entry	ICD 11	Status	REF
Breast cancer	2C60-2C65	Approved	[3]
Peripheral T-cell lymphoma	2A90.C	Approved	[3]
Primary cutaneous peripheral T-cell lymphoma not otherwise specified	N.A.	Approved	[4]

Pralatrexate Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Polypeptide deformylase (PDF)	TT9SL3Q	DEFM_HUMAN	Inhibitor	[10]

Pralatrexate Interacts with 2 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
Folate transporter 1 (SLC19A1)	DTOSN46	S19A1_HUMAN	Substrate	[11]
Proton-coupled folate transporter (SLC46A1)	DTDJEMI	PCFT_HUMAN	Substrate	[11]

Pralatrexate Interacts with 1 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Folylpolyglutamate synthase (FPGS)	DECWT2V	FOLC_HUMAN	Metabolism	[12]

Test Results of This Drug Combination in Other Disease Systems

Indication	DrugCom ID	Cell Line	Status	REF
Adult T acute lymphoblastic leukemia	DCX5DCW	MOLT-4	Investigative	[13]
Childhood T acute lymphoblastic leukemia	DCRV0C0	CCRF-CEM	Investigative	[13]
Chronic myelogenous leukemia	DCZ555U	K-562	Investigative	[13]
Glioblastoma	DCPLY02	SNB-75	Investigative	[13]
Plasma cell myeloma	DCSN6OH	RPMI-8226	Investigative	[13]
Colon adenocarcinoma	DCBU4N1	COLO 205	Investigative	[14]
Adenocarcinoma	DCFD0IA	OVCAR3	Investigative	[1]
Adenocarcinoma	DCPSBI7	NCIH23	Investigative	[1]
Large cell lung carcinoma	DC0VXLQ	NCI-H460	Investigative	[1]
Melanoma	DCI0ZVY	SK-MEL-2	Investigative	[1]

References

• [1] Loss of function mutations in VARS encoding cytoplasmic valyl-tRNA synthetase cause microcephaly, seizures, and progressive cerebral atrophy.Hum Genet. 2018 Apr;137(4):293-303. doi: 10.1007/s00439-018-1882-3. Epub 2018 Apr 24.
• [2] Drugs@FDA. U.S. Food and Drug Administration. U.S. Department of Health & Human Services. 2015
• [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: 6840).
• [4] Pralatrexate FDA Label
• [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. (Target id: 620).
• [6] Influence of hepatic and intestinal efflux transporters and their genetic variants on the pharmacokinetics and pharmacodynamics of raloxifene in osteoporosis treatment. Transl Res. 2012 Oct;160(4):298-308.
• [7] The role of P-glycoprotein in the bioactivation of raloxifene. Drug Metab Dispos. 2006 Dec;34(12):2073-8.
• [8] Drug-drug interactions for UDP-glucuronosyltransferase substrates: a pharmacokinetic explanation for typically observed low exposure (AUCi/AUC) ratios. Drug Metab Dispos. 2004 Nov;32(11):1201-8.
• [9] Characterization of raloxifene glucuronidation: potential role of UGT1A8 genotype on raloxifene metabolism in vivo. Cancer Prev Res (Phila). 2013 Jul;6(7):719-30.
• [10] Hughes B: 2009 FDA drug approvals. Nat Rev Drug Discov. 2010 Feb;9(2):89-92.
• [11] Antifolates in cancer therapy: structure, activity and mechanisms of drug resistance. Drug Resist Updat. 2012 Aug;15(4):183-210.
• [12] Pralatrexate : evaluation of clinical efficacy and toxicity in T-cell lymphoma. Expert Opin Pharmacother. 2013 Mar;14(4):515-23.
• [13] Recurrent recessive mutation in deoxyguanosine kinase causes idiopathic noncirrhotic portal hypertension.Hepatology. 2016 Jun;63(6):1977-86. doi: 10.1002/hep.28499. Epub 2016 Mar 31.
• [14] Biologically active neutrophil chemokine pattern in tonsillitis.Clin Exp Immunol. 2004 Mar;135(3):511-8. doi: 10.1111/j.1365-2249.2003.02390.x.