Details of the Drug Combination

General Information of Drug Combination (ID: DC47KDZ)

• Drug Combination Name: Atovaquone + Dantrolene
• Indication: Chronic myelogenous leukemia; Status: Investigative [1]
• Component Drugs:
  Atovaquone (DMY4UMW): Small molecular drug
  Dantrolene (DM1D8XY): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: KBM-7
  Zero Interaction Potency (ZIP) Score: 11.78
  Bliss Independence Score: 11.78
  Loewe Additivity Score: 15.4
  LHighest Single Agent (HSA) Score: 15.41

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Atovaquone

Disease Entry	ICD 11	Status	REF
Fungal infection	1F29-1F2F	Approved	[2]

Atovaquone Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Plasmodium Dihydroorotate dehydrogenase (Malaria DHOdehase)	TT3PQ2Y	PYRD_PLAF7	Inhibitor	[4]

Atovaquone Interacts with 1 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[5]

Atovaquone Interacts with 2 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Dihydroorotate dehydrogenase (DHODH)	OTAKFN78	PYRD_HUMAN	Decreases Activity	[6]
Cytochrome P450 1A2 (CYP1A2)	OTLLBX48	CP1A2_HUMAN	Increases Activity	[7]

Indication(s) of Dantrolene

Disease Entry	ICD 11	Status	REF
Hyperthermia	MG26	Approved	[3]

Dantrolene Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Ryanodine receptor (RYR)	TT9YXM1	NOUNIPROTAC	Modulator	[8]

Dantrolene Interacts with 1 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[9]

Dantrolene Interacts with 4 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Insulin-like growth factor II (IGF2)	OTJ4O6MW	IGF2_HUMAN	Decreases Response To Substance	[10]
Insulin-like growth factor I (IGF1)	OTIIZR61	IGF1_HUMAN	Decreases Response To Substance	[10]
Potassium voltage-gated channel subfamily H member 2 (KCNH2)	OTZX881H	KCNH2_HUMAN	Decreases Activity	[11]
Angiotensin-converting enzyme 2 (ACE2)	OTTRZGU7	ACE2_HUMAN	Increases Expression	[12]

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] The fight against drug-resistant malaria: novel plasmodial targets and antimalarial drugs. Curr Med Chem. 2008;15(2):161-71.
• [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: 4172).
• [4] Inhibitor binding in a class 2 dihydroorotate dehydrogenase causes variations in the membrane-associated N-terminal domain. Protein Sci. 2004 Apr;13(4):1031-42.
• [5] Time-dependent pharmacokinetics and drug metabolism of atovaquone plus proguanil (Malarone) when taken as chemoprophylaxis. Eur J Clin Pharmacol. 2002 Apr;58(1):19-27.
• [6] Kinetics of inhibition of human and rat dihydroorotate dehydrogenase by atovaquone, lawsone derivatives, brequinar sodium and polyporic acid. Chem Biol Interact. 2000 Jan 3;124(1):61-76.
• [7] Application of higher throughput screening (HTS) inhibition assays to evaluate the interaction of antiparasitic drugs with cytochrome P450s. Drug Metab Dispos. 2001 Jan;29(1):30-5.
• [8] Drugs@FDA. U.S. Food and Drug Administration. U.S. Department of Health & Human Services.
• [9] Summary of information on human CYP enzymes: human P450 metabolism data. Drug Metab Rev. 2002 Feb-May;34(1-2):83-448.
• [10] Insulin-like growth factors (IGF) I and II utilize different calcium signaling pathways in a primary human parathyroid cell culture model. World J Surg. 2006 Mar;30(3):333-45. doi: 10.1007/s00268-005-0339-8.
• [11] Refining the human iPSC-cardiomyocyte arrhythmic risk assessment model. Toxicol Sci. 2013 Dec;136(2):581-94. doi: 10.1093/toxsci/kft205. Epub 2013 Sep 19.
• [12] Effect of common medications on the expression of SARS-CoV-2 entry receptors in liver tissue. Arch Toxicol. 2020 Dec;94(12):4037-4041. doi: 10.1007/s00204-020-02869-1. Epub 2020 Aug 17.