Details of the Drug Combination

General Information of Drug Combination (ID: DC55GK6)

• Drug Combination Name: Aprepitant + Estramustine
• Indication: Chronic myelogenous leukemia; Status: Investigative [1]
• Component Drugs:
  Aprepitant (DM053KT): Small molecular drug
  Estramustine (DMWTAOI): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: KBM-7
  Zero Interaction Potency (ZIP) Score: 36.71
  Bliss Independence Score: 36.71
  Loewe Additivity Score: 53.57
  LHighest Single Agent (HSA) Score: 53.6

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Aprepitant

Disease Entry	ICD 11	Status	REF
Depression	6A70-6A7Z	Approved	[2]
Nausea	MD90	Approved	[3]
Vomiting	MD90	Approved	[4]
Solid tumour/cancer	2A00-2F9Z	Phase 3	[5]

Aprepitant Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Substance-P receptor (TACR1)	TTZPO1L	NK1R_HUMAN	Antagonist	[7]

Aprepitant Interacts with 1 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
P-glycoprotein 1 (ABCB1)	DTUGYRD	MDR1_HUMAN	Substrate	[8]

Aprepitant Interacts with 3 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[9]
Cytochrome P450 1A2 (CYP1A2)	DEJGDUW	CP1A2_HUMAN	Metabolism	[10]
Mephenytoin 4-hydroxylase (CYP2C19)	DEGTFWK	CP2CJ_HUMAN	Metabolism	[10]

Aprepitant Interacts with 6 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
NF-kappa-B inhibitor alpha (NFKBIA)	OTFT924M	IKBA_HUMAN	Decreases Phosphorylation	[11]
Caspase-3 (CASP3)	OTIJRBE7	CASP3_HUMAN	Increases Activity	[11]
Apoptosis regulator BAX (BAX)	OTAW0V4V	BAX_HUMAN	Increases Expression	[11]
Baculoviral IAP repeat-containing protein 3 (BIRC3)	OT3E95KB	BIRC3_HUMAN	Decreases Expression	[11]
Baculoviral IAP repeat-containing protein 2 (BIRC2)	OTFXFREP	BIRC2_HUMAN	Decreases Expression	[11]
Bcl2-associated agonist of cell death (BAD)	OT63ERYM	BAD_HUMAN	Increases Expression	[11]

Indication(s) of Estramustine

Disease Entry	ICD 11	Status	REF
Prostate cancer	2C82.0	Approved	[6]

Estramustine Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Estramustine binding protein (EMBP)	TTSBFYK	NOUNIPROTAC	Binder	[12]

Estramustine Interacts with 1 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[13]

Estramustine Interacts with 2 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Keratin, type I cytoskeletal 18 (KRT18)	OTVLQFIP	K1C18_HUMAN	Increases Expression	[14]
Apoptosis regulator Bcl-2 (BCL2)	OT9DVHC0	BCL2_HUMAN	Increases Phosphorylation	[15]

References

• [1] 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.
• [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: 3490).
• [4] Aprepitant FDA Label
• [5] ClinicalTrials.gov (NCT00571168) Efficacy and Safety of Aprepitant in Subjects With Multiple Myeloma During and After High-dose Chemotherapy. U.S. National Institutes of Health.
• [6] Natural products as sources of new drugs over the last 25 years. J Nat Prod. 2007 Mar;70(3):461-77.
• [7] Potent, brain-penetrant, hydroisoindoline-based human neurokinin-1 receptor antagonists. J Med Chem. 2009 May 14;52(9):3039-46.
• [8] Improving the prediction of the brain disposition for orally administered drugs using BDDCS. Adv Drug Deliv Rev. 2012 Jan;64(1):95-109.
• [9] Lack of effect of aprepitant on the pharmacokinetics of docetaxel in cancer patients. Cancer Chemother Pharmacol. 2005 Jun;55(6):609-16.
• [10] Cytochrome P450 3A4 is the major enzyme involved in the metabolism of the substance P receptor antagonist aprepitant. Drug Metab Dispos. 2004 Nov;32(11):1287-92.
• [11] Neurokinin-1 receptor (NK1R) inhibition sensitizes APL cells to anti-tumor effect of arsenic trioxide via restriction of NF-B axis: Shedding new light on resistance to Aprepitant. Int J Biochem Cell Biol. 2018 Oct;103:105-114. doi: 10.1016/j.biocel.2018.08.010. Epub 2018 Aug 23.
• [12] Estramustine binding protein in primary tumours and metastases of malignant melanoma. Melanoma Res. 1994 Dec;4(6):401-5.
• [13] Activity of docetaxel with or without estramustine phosphate versus mitoxantrone in androgen dependent and independent human prostate cancer xenografts. J Urol. 2003 May;169(5):1729-34.
• [14] Docetaxel induces apoptosis in hormone refractory prostate carcinomas during multiple treatment cycles. Br J Cancer. 2006 Jun 5;94(11):1592-8. doi: 10.1038/sj.bjc.6603129.
• [15] Induction of apoptosis by estramustine phosphate mediated by phosphorylation of bcl-2. J Neurooncol. 2001 Aug;54(1):23-9. doi: 10.1023/a:1012566601485.