Details of the Drug Combination

General Information of Drug Combination (ID: DCNCIGP)

• Drug Combination Name: Pepstatin + VR-776
• Indication: Chronic myelogenous leukemia; Status: Investigative [1]
• Component Drugs:
  Pepstatin (DM9S1EA): Small molecular drug
  VR-776 (DMFQWNI): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: KBM-7
  Zero Interaction Potency (ZIP) Score: 9.63
  Bliss Independence Score: 9.63
  Loewe Additivity Score: 22.16
  LHighest Single Agent (HSA) Score: 22.17

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Pepstatin

Disease Entry	ICD 11	Status	REF
Malaria	1F40-1F45	Terminated	[2]

Pepstatin Interacts with 4 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Plasmodium Cysteine protease falcipain-2 (Malaria CPF2)	TT7EASG	Q9N6S8_PLAFA	Inhibitor	[4]
Plasmodium Plasmepsin 2 (Malaria PLA2)	TTXMNHO	PLM2_PLAFA	Inhibitor	[5]
Plasmodium Plasmepsin 1 (Malaria PLA1)	TTH9VL3	PLM1_PLAFA	Inhibitor	[5]
Plasmodium Cysteine protease falcipain (Malaria CPF)	TTJNPTK	NOUNIPROTAC	Inhibitor	[5]

Pepstatin Interacts with 1 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Cathepsin D (CTSD)	OTQZ36F3	CATD_HUMAN	Decreases Activity	[6]

Indication(s) of VR-776

Disease Entry	ICD 11	Status	REF
Premature ejaculation	HA03.0Z	Discontinued in Phase 1	[3]

VR-776 Interacts with 5 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[7]
Cytochrome P450 1A2 (CYP1A2)	DEJGDUW	CP1A2_HUMAN	Metabolism	[8]
UDP-glucuronosyltransferase 1A1 (UGT1A1)	DEYGVN4	UD11_HUMAN	Metabolism	[9]
Cytochrome P450 2D6 (CYP2D6)	DECB0K3	CP2D6_HUMAN	Metabolism	[10]
Mephenytoin 4-hydroxylase (CYP2C19)	DEGTFWK	CP2CJ_HUMAN	Metabolism	[11]

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] Trusted, scientifically sound profiles of drug programs, clinical trials, safety reports, and company deals, written by scientists. Springer. 2015. Adis Insight (drug id 800004280)
• [3] Trusted, scientifically sound profiles of drug programs, clinical trials, safety reports, and company deals, written by scientists. Springer. 2015. Adis Insight (drug id 800022099)
• [4] Novel molecular targets for antimalarial drug development. Chem Biol Drug Des. 2008 Apr;71(4):287-97.
• [5] Novel molecular targets for antimalarial chemotherapy. Int J Antimicrob Agents. 2007 Jul;30(1):4-10.
• [6] Evidence of a lysosomal pathway for apoptosis induced by the synthetic retinoid CD437 in human leukemia HL-60 cells. Cell Death Differ. 2001 May;8(5):477-85. doi: 10.1038/sj.cdd.4400843.
• [7] Tricyclic antidepressant pharmacology and therapeutic drug interactions updated. Br J Pharmacol. 2007 Jul;151(6):737-48.
• [8] Erythromycin interaction with risperidone or clomipramine in an adolescent. J Child Adolesc Psychopharmacol. 1996 Summer;6(2):133-8.
• [9] Role of human UGT2B10 in N-glucuronidation of tricyclic antidepressants, amitriptyline, imipramine, clomipramine, and trimipramine. Drug Metab Dispos. 2010 May;38(5):863-70.
• [10] The biotransformation of clomipramine in vitro, identification of the cytochrome P450s responsible for the separate metabolic pathways. J Pharmacol Exp Ther. 1996 Jun;277(3):1659-64.
• [11] Serum clomipramine and desmethylclomipramine levels in a CYP2C19 and CYP2D6 intermediate metabolizer. Pharmacogenomics. 2017 May;18(7):601-605.