Details of the Drug Combination

General Information of Drug Combination (ID: DCF1VBF)

• Drug Combination Name: ABT-263 + Ciclopirox
• Indication: Diffuse intrinsic pontine glioma; Status: Investigative [1]
• Component Drugs:
  ABT-263 (DMNE56X): Small molecular drug
  Ciclopirox (DMN5T2A): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: SU-DIPG-XIII
  Zero Interaction Potency (ZIP) Score: 27.386
  Bliss Independence Score: 26.235
  Loewe Additivity Score: 20.336
  LHighest Single Agent (HSA) Score: 21.038

Molecular Interaction Atlas of This Drug Combination

Indication(s) of ABT-263

Disease Entry	ICD 11	Status	REF
Myelofibrosis	2A20.2	Phase 3	[2]
Relapsed or refractory chronic lymphocytic leukaemia	2A82.0	Phase 2	[3]
Solid tumour/cancer	2A00-2F9Z	Discontinued in Phase 2	[4]

ABT-263 Interacts with 4 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Apoptosis regulator Bcl-W (BCL-W)	TTQ79W8	B2CL2_HUMAN	Inhibitor	[7]
G1/S-specific cyclin-D1 (CCND1)	TTFCJ7S	CCND1_HUMAN	Inhibitor	[8]
Apoptosis regulator Bcl-2 (BCL-2)	TTJGNVC	BCL2_HUMAN	Inhibitor	[7]
Apoptosis regulator Bcl-xL (BCL-xL)	TTU1E82	B2CL1_HUMAN	Inhibitor	[7]

ABT-263 Interacts with 1 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
P-glycoprotein 1 (ABCB1)	DTUGYRD	MDR1_HUMAN	Substrate	[9]

ABT-263 Interacts with 1 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[10]

ABT-263 Interacts with 6 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Baculoviral IAP repeat-containing protein 5 (BIRC5)	OTILXZYL	BIRC5_HUMAN	Decreases Expression	[11]
Gelsolin (GSN)	OT4KS2UU	GELS_HUMAN	Increases Cleavage	[12]
Poly polymerase 1 (PARP1)	OT310QSG	PARP1_HUMAN	Increases Cleavage	[11]
Caspase-3 (CASP3)	OTIJRBE7	CASP3_HUMAN	Increases Cleavage	[12]
Caspase-9 (CASP9)	OTD4RFFG	CASP9_HUMAN	Increases Cleavage	[12]
Serine/threonine-protein kinase mTOR (MTOR)	OTHH8KU7	MTOR_HUMAN	Affects Response To Substance	[11]

Indication(s) of Ciclopirox

Disease Entry	ICD 11	Status	REF
Cutaneous candidiasis	1F23.14	Approved	[5]
Fungal infection	1F29-1F2F	Approved	[6]
Mycoses	1F2Z	Approved	[5]
Onychomycosis	EE12.1	Approved	[5]
Pityriasis simplex	N.A.	Approved	[5]
Tinea corporis	1F28.Y	Approved	[5]
Tinea cruris	1F28.3	Approved	[5]
Tinea versicolor	1F2D.0	Approved	[5]
Tinea pedis	1F28.2	Investigative	[5]

Ciclopirox Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
HIF-prolyl hydroxylase (HPH)	TTJQFBG	NOUNIPROTAC	Modulator	[13]

Ciclopirox Interacts with 6 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Baculoviral IAP repeat-containing protein 5 (BIRC5)	OTILXZYL	BIRC5_HUMAN	Decreases Expression	[14]
Glucocorticoid receptor (NR3C1)	OTCI2YDI	GCR_HUMAN	Decreases Activity	[15]
Cellular tumor antigen p53 (TP53)	OTIE1VH3	P53_HUMAN	Affects Activity	[16]
Heme oxygenase 1 (HMOX1)	OTC1W6UX	HMOX1_HUMAN	Decreases Degradation	[17]
Microtubule-associated protein tau (MAPT)	OTMTP2Z7	TAU_HUMAN	Decreases Expression	[18]
Hypoxia-inducible factor 1-alpha (HIF1A)	OTADSC03	HIF1A_HUMAN	Increases Stability	[19]

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] ClinicalTrials.gov (NCT04472598) Study of Oral Navitoclax Tablet In Combination With Oral Ruxolitinib Tablet When Compared With Oral Ruxolitinib Tablet To Assess Change In Spleen Volume In Adult Participants With Myelofibrosis (TRANSFORM-1). U.S. National Institutes of Health.
• [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: 8319).
• [4] Small molecules, big targets: drug discovery faces the protein-protein interaction challenge.Nat Rev Drug Discov. 2016 Aug;15(8):533-50.
• [5] Ciclopirox FDA Label
• [6] FDA Approved Drug Products from FDA Official Website. 2009. Application Number: (ANDA) 076435.
• [7] Clinical pipeline report, company report or official report of Roche (2009).
• [8] Clinical pipeline report, company report or official report of the Pharmaceutical Research and Manufacturers of America (PhRMA)
• [9] The B-cell lymphoma 2 (BCL2)-inhibitors, ABT-737 and ABT-263, are substrates for P-glycoprotein. Biochem Biophys Res Commun. 2011 May 6;408(2):344-9.
• [10] Effect of rifampin on the pharmacokinetics, safety and tolerability of navitoclax (ABT-263), a dual inhibitor of Bcl-2 and Bcl-XL , in patients with cancer. J Clin Pharm Ther. 2014 Dec;39(6):680-4.
• [11] Human breast cancer cells display different sensitivities to ABT-263 based on the level of survivin. Toxicol In Vitro. 2018 Feb;46:229-236. doi: 10.1016/j.tiv.2017.09.023. Epub 2017 Sep 23.
• [12] BCL2/BCL-X(L) inhibition induces apoptosis, disrupts cellular calcium homeostasis, and prevents platelet activation. Blood. 2011 Jun 30;117(26):7145-54. doi: 10.1182/blood-2011-03-344812. Epub 2011 May 11.
• [13] Drugs@FDA. U.S. Food and Drug Administration. U.S. Department of Health & Human Services.
• [14] Chelation of intracellular iron with the antifungal agent ciclopirox olamine induces cell death in leukemia and myeloma cells. Blood. 2009 Oct 1;114(14):3064-73. doi: 10.1182/blood-2009-03-209965. Epub 2009 Jul 9.
• [15] Discovery of selective glucocorticoid receptor modulators by multiplexed reporter screening. Proc Natl Acad Sci U S A. 2009 Mar 24;106(12):4929-34. doi: 10.1073/pnas.0812308106. Epub 2009 Mar 2.
• [16] Identification of environmental chemicals that activate p53 signaling after in vitro metabolic activation. Arch Toxicol. 2022 Jul;96(7):1975-1987. doi: 10.1007/s00204-022-03291-5. Epub 2022 Apr 18.
• [17] Non-hypoxic stabilization of hypoxia-inducible factor alpha (HIF-alpha): relevance in neural progenitor/stem cells. Neurotox Res. 2009 May;15(4):367-80. doi: 10.1007/s12640-009-9043-z. Epub 2009 Mar 20.
• [18] Pharmacologic reductions of total tau levels; implications for the role of microtubule dynamics in regulating tau expression. Mol Neurodegener. 2006 Jul 26;1:6. doi: 10.1186/1750-1326-1-6.
• [19] Copper-dependent activation of hypoxia-inducible factor (HIF)-1: implications for ceruloplasmin regulation. Blood. 2005 Jun 15;105(12):4613-9. doi: 10.1182/blood-2004-10-3980. Epub 2005 Mar 1.