Details of the Drug Combination

General Information of Drug Combination (ID: DCU85BD)

• Drug Combination Name: Pyrazinamide + Iloprost
• Indication: Chronic myelogenous leukemia; Status: Investigative [1]
• Component Drugs:
  Pyrazinamide (DM4IF32): Small molecular drug
  Iloprost (DMVPZBE): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: KBM-7
  Zero Interaction Potency (ZIP) Score: 3.43
  Bliss Independence Score: 3.43
  Loewe Additivity Score: 14.89
  LHighest Single Agent (HSA) Score: 14.91

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Pyrazinamide

Disease Entry	ICD 11	Status	REF
Meningeal tuberculosis	N.A.	Approved	[2]
Mycobacterium infection	1B10-1B21	Approved	[3]
Pulmonary tuberculosis	1B10.Z	Approved	[2]

Pyrazinamide Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Bacterial Fatty acid synthetase I (Bact inhA)	TTVTX4N	INHA_MYCTU	Inhibitor	[7]

Pyrazinamide Interacts with 3 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[8]
Cytochrome P450 1A2 (CYP1A2)	DEJGDUW	CP1A2_HUMAN	Metabolism	[8]
Nicotinamidase (pncA)	DERQS6E	B0VA03_ACIBY	Metabolism	[9]

Pyrazinamide Interacts with 9 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Serine/threonine-protein kinase/endoribonuclease IRE1 (ERN1)	OTY9R6FZ	ERN1_HUMAN	Increases Expression	[6]
Eukaryotic translation initiation factor 2 subunit 1 (EIF2S1)	OTM0GDTP	IF2A_HUMAN	Increases Phosphorylation	[6]
Endoplasmic reticulum chaperone BiP (HSPA5)	OTFUIRAO	BIP_HUMAN	Increases Expression	[6]
Cyclic AMP-dependent transcription factor ATF-4 (ATF4)	OTRFV19J	ATF4_HUMAN	Increases Expression	[6]
Cyclic AMP-dependent transcription factor ATF-6 alpha (ATF6)	OTAFHAVI	ATF6A_HUMAN	Increases Expression	[6]
DNA damage-inducible transcript 3 protein (DDIT3)	OTI8YKKE	DDIT3_HUMAN	Increases Expression	[6]
Caspase-3 (CASP3)	OTIJRBE7	CASP3_HUMAN	Increases Cleavage	[6]
Solute carrier family 22 member 12 (SLC22A12)	OT72ZAWS	S22AC_HUMAN	Affects Activity	[10]
Eukaryotic translation initiation factor 2-alpha kinase 3 (EIF2AK3)	OT0DZGY4	E2AK3_HUMAN	Increases Phosphorylation	[6]

Indication(s) of Iloprost

Disease Entry	ICD 11	Status	REF
Pulmonary arterial hypertension	BB01.0	Approved	[4]
Pulmonary hypertension	BB01	Approved	[5]
Systemic sclerosis	4A42	Approved	[5]

Iloprost Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Prostaglandin E2 receptor EP2 (PTGER2)	TT1ZAVI	PE2R2_HUMAN	Agonist	[11]

Iloprost Interacts with 2 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
Organic anion transporting polypeptide 2A1 (SLCO2A1)	DT021JD	SO2A1_HUMAN	Substrate	[12]
Organic anion transporting polypeptide 3A1 (SLCO3A1)	DTVNRXW	SO3A1_HUMAN	Substrate	[13]

Iloprost Interacts with 8 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Angiopoietin-2 (ANGPT2)	OTEQK65P	ANGP2_HUMAN	Increases Expression	[14]
Interleukin-1 beta (IL1B)	OT0DWXXB	IL1B_HUMAN	Decreases Expression	[15]
Interleukin-6 (IL6)	OTUOSCCU	IL6_HUMAN	Decreases Expression	[15]
Fibroblast growth factor 2 (FGF2)	OT7YUJ9F	FGF2_HUMAN	Increases Expression	[14]
L-selectin (SELL)	OT6RAJZR	LYAM1_HUMAN	Decreases Expression	[15]
DNA-binding protein inhibitor ID-1 (ID1)	OTKGNZN5	ID1_HUMAN	Increases Expression	[16]
Prostacyclin receptor (PTGIR)	OTWTABYM	PI2R_HUMAN	Affects Binding	[17]
Angiopoietin-1 (ANGPT1)	OTVZ1NG3	ANGP1_HUMAN	Increases Expression	[14]

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] Pyrazinamide FDA Label
• [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: 7287).
• [4] 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: 1966).
• [5] Iloprost FDA Label
• [6] Pyrazinamide-induced hepatotoxicity is alleviated by 4-PBA via inhibition of the PERK-eIF2-ATF4-CHOP pathway. Toxicology. 2017 Mar 1;378:65-75. doi: 10.1016/j.tox.2017.01.002. Epub 2017 Jan 4.
• [7] Pyrazinamide inhibits the eukaryotic-like fatty acid synthetase I (FASI) of Mycobacterium tuberculosis. Nat Med. 2000 Sep;6(9):1043-7.
• [8] The metabolism of pyrazoloacridine (NSC 366140) by cytochromes p450 and flavin monooxygenase in human liver microsomes. Clin Cancer Res. 2004 Feb 15;10(4):1471-80.
• [9] Specificity and mechanism of Acinetobacter baumanii nicotinamidase: implications for activation of the front-line tuberculosis drug pyrazinamide. Angew Chem Int Ed Engl. 2009;48(48):9176-9.
• [10] Clinical and molecular analysis of patients with renal hypouricemia in Japan-influence of URAT1 gene on urinary urate excretion. J Am Soc Nephrol. 2004 Jan;15(1):164-73. doi: 10.1097/01.asn.0000105320.04395.d0.
• [11] Exploration of prostanoid receptor subtype regulating estradiol and prostaglandin E2 induction of spinophilin in developing preoptic area neurons. Neuroscience. 2007 May 25;146(3):1117-27.
• [12] Cloning, in vitro expression, and tissue distribution of a human prostaglandin transporter cDNA(hPGT). J Clin Invest. 1996 Sep 1;98(5):1142-9.
• [13] Molecular characterization of human and rat organic anion transporter OATP-D. Am J Physiol Renal Physiol. 2003 Dec;285(6):F1188-97.
• [14] Prostacyclin receptor up-regulates the expression of angiogenic genes in human endometrium via cross talk with epidermal growth factor Receptor and the extracellular signaling receptor kinase 1/2 pathway. Endocrinology. 2006 Apr;147(4):1697-705. doi: 10.1210/en.2005-1073. Epub 2005 Dec 22.
• [15] The response of skin perfusion and of rheological and immunological variables to intravenous prostanoid administration in Raynaud's phenomenon secondary to collagenosis. Vasa. 2005 Nov;34(4):243-9. doi: 10.1024/0301-1526.34.4.243.
• [16] Smad-dependent and smad-independent induction of id1 by prostacyclin analogues inhibits proliferation of pulmonary artery smooth muscle cells in vitro and in vivo. Circ Res. 2010 Jul 23;107(2):252-62. doi: 10.1161/CIRCRESAHA.109.209940. Epub 2010 Jun 3.
• [17] Investigation of a functional requirement for isoprenylation by the human prostacyclin receptor. Eur J Biochem. 2002 Mar;269(6):1714-25. doi: 10.1046/j.1432-1327.2002.02817.x.