Details of the Drug Combination

General Information of Drug Combination (ID: DCUETR3)

• Drug Combination Name: Plicamycin + Elacridar
• Indication: Human papillomavirus-related cervical adenocarcinoma; Status: Investigative [1]
• Component Drugs:
  Plicamycin (DM7C8YV): Small molecular drug
  Elacridar (DMURVE8): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: KB-ChR-8-5-11
  Zero Interaction Potency (ZIP) Score: 49.624
  Bliss Independence Score: 54.32
  Loewe Additivity Score: 37.729
  LHighest Single Agent (HSA) Score: 37.711

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Plicamycin

Disease Entry	ICD 11	Status	REF
Hypercalcaemia	5B91.0	Approved	[2]
Testicular cancer	2C80	Approved	[2]
Solid tumour/cancer	2A00-2F9Z	Withdrawn from market	[3]
Lung cancer	2C25.0	Investigative	[4]
Ovarian cancer	2C73	Investigative	[4]

Plicamycin Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
RNA synthesis (hRNA synth)	TTX2AYW	NOUNIPROTAC	Modulator	[7]

Plicamycin Interacts with 16 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
17-beta-hydroxysteroid dehydrogenase type 2 (HSD17B2)	OT3K7HY5	DHB2_HUMAN	Decreases Expression	[8]
Cytochrome P450 1A1 (CYP1A1)	OTE4EFH8	CP1A1_HUMAN	Decreases Expression	[9]
Aryl hydrocarbon receptor (AHR)	OTFE4EYE	AHR_HUMAN	Decreases Expression	[9]
Cytochrome P450 1B1 (CYP1B1)	OTYXFLSD	CP1B1_HUMAN	Decreases Expression	[9]
Baculoviral IAP repeat-containing protein 5 (BIRC5)	OTILXZYL	BIRC5_HUMAN	Decreases Expression	[10]
Cellular tumor antigen p53 (TP53)	OTIE1VH3	P53_HUMAN	Increases Activity	[10]
Epoxide hydrolase 1 (EPHX1)	OTBKWQER	HYEP_HUMAN	Decreases Expression	[11]
Transcription factor Sp1 (SP1)	OTISPT4X	SP1_HUMAN	Decreases Expression	[6]
Proto-oncogene tyrosine-protein kinase Src (SRC)	OTETYX40	SRC_HUMAN	Decreases Expression	[12]
Tissue factor (F3)	OT3MSU3B	TF_HUMAN	Decreases Expression	[13]
Tyrosine-protein kinase receptor UFO (AXL)	OTKA2SUX	UFO_HUMAN	Decreases Expression	[14]
Transcription factor Sp3 (SP3)	OTYDQZ1T	SP3_HUMAN	Decreases Expression	[6]
Induced myeloid leukemia cell differentiation protein Mcl-1 (MCL1)	OT2YYI1A	MCL1_HUMAN	Decreases Expression	[15]
Epidermal growth factor receptor kinase substrate 8 (EPS8)	OTZ6ES6V	EPS8_HUMAN	Decreases Expression	[12]
TNFAIP3-interacting protein 1 (TNIP1)	OTRAOTEW	TNIP1_HUMAN	Decreases Expression	[16]
Sphingomyelin phosphodiesterase 3 (SMPD3)	OTHQBETH	NSMA2_HUMAN	Decreases Expression	[17]

Indication(s) of Elacridar

Disease Entry	ICD 11	Status	REF
Solid tumour/cancer	2A00-2F9Z	Discontinued in Phase 1	[5]

Elacridar Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Multidrug resistance protein 1 (ABCB1)	TT3OT40	MDR1_HUMAN	Inhibitor	[18]

Elacridar Interacts with 3 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
ATP-dependent translocase ABCB1 (ABCB1)	OTEJROBO	MDR1_HUMAN	Decreases Activity	[19]
Broad substrate specificity ATP-binding cassette transporter ABCG2 (ABCG2)	OTW8V2V1	ABCG2_HUMAN	Decreases Activity	[20]
Bile salt export pump (ABCB11)	OTRU7THO	ABCBB_HUMAN	Decreases Activity	[21]

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: 8394).
• [4] The Pluripotency Factor Musashi-2 Is a Novel Target for Lung Cancer Therapy.Ann Am Thorac Soc. 2018 Apr;15(Supplement_2):S124.
• [5] Trusted, scientifically sound profiles of drug programs, clinical trials, safety reports, and company deals, written by scientists. Springer. 2015. Adis Insight (drug id 800002537)
• [6] The activity of a novel mithramycin analog is related to its binding to DNA, cellular accumulation, and inhibition of Sp1-driven gene transcription. Chem Biol Interact. 2014 Aug 5;219:123-32. doi: 10.1016/j.cbi.2014.05.019. Epub 2014 Jun 4.
• [7] Role of magnesium ion in mithramycin-DNA interaction: binding of mithramycin-Mg2+ complexes with DNA. Biochemistry. 1995 Jan 31;34(4):1376-85.
• [8] SP1 and SP3 mediate progesterone-dependent induction of the 17beta hydroxysteroid dehydrogenase type 2 gene in human endometrium. Biol Reprod. 2006 Oct;75(4):605-14.
• [9] Metformin suppresses CYP1A1 and CYP1B1 expression in breast cancer cells by down-regulating aryl hydrocarbon receptor expression. Toxicol Appl Pharmacol. 2014 Oct 1;280(1):138-48.
• [10] Molecular mechanisms of transactivation and doxorubicin-mediated repression of survivin gene in cancer cells. J Biol Chem. 2007 Jan 26;282(4):2615-25. doi: 10.1074/jbc.M606203200. Epub 2006 Nov 22.
• [11] Sp1 and Sp3 transcription factors regulate the basal expression of human microsomal epoxide hydrolase (EPHX1) through interaction with the E1b far upstream promoter. Gene. 2014 Feb 15;536(1):135-44. doi: 10.1016/j.gene.2013.11.053. Epub 2013 Dec 4.
• [12] Mithramycin inhibits human epithelial carcinoma cell proliferation and migration involving downregulation of Eps8 expression. Chem Biol Interact. 2010 Jan 5;183(1):181-6. doi: 10.1016/j.cbi.2009.09.018.
• [13] Asbestos induces tissue factor in Beas-2B human lung bronchial epithelial cells in vitro. Lung. 2004;182(4):251-64. doi: 10.1007/s00408-004-2507-2.
• [14] The human receptor tyrosine kinase Axl gene--promoter characterization and regulation of constitutive expression by Sp1, Sp3 and CpG methylation. Biosci Rep. 2008 Jun;28(3):161-76. doi: 10.1042/BSR20080046.
• [15] CREB/Sp1-mediated MCL1 expression and NFB-mediated ABCB1 expression modulate the cytotoxicity of daunorubicin in chronic myeloid leukemia cells. Toxicol Appl Pharmacol. 2022 Jan 15;435:115847. doi: 10.1016/j.taap.2021.115847. Epub 2021 Dec 25.
• [16] Sp sites contribute to basal and inducible expression of the human TNIP1 (TNF-inducible protein 3-interacting protein 1) promoter. Biochem J. 2013 Jun 15;452(3):519-29. doi: 10.1042/BJ20121666.
• [17] Transcriptional regulation of neutral sphingomyelinase 2 gene expression of a human breast cancer cell line, MCF-7, induced by the anti-cancer drug, daunorubicin. Biochim Biophys Acta. 2009 Nov-Dec;1789(11-12):681-90. doi: 10.1016/j.bbagrm.2009.08.006. Epub 2009 Aug 19.
• [18] 2-[(3-Methoxyphenylethyl)phenoxy]-based ABCB1 inhibitors: effect of different basic side-chains on their biological properties. J Med Chem. 2008 Dec 11;51(23):7602-13.
• [19] Human organic anion-transporting polypeptide OATP-A (SLC21A3) acts in concert with P-glycoprotein and multidrug resistance protein 2 in the vectorial transport of Saquinavir in Hep G2 cells. Mol Pharm. 2004 Jan 12;1(1):49-56.
• [20] Flavonoid structure-activity studies identify 6-prenylchrysin and tectochrysin as potent and specific inhibitors of breast cancer resistance protein ABCG2. Cancer Res. 2005 Jun 1;65(11):4852-60.
• [21] Early identification of clinically relevant drug interactions with the human bile salt export pump (BSEP/ABCB11). Toxicol Sci. 2013 Dec;136(2):328-43.