Details of the Drug Combination

General Information of Drug Combination (ID: DC34G8K)

• Drug Combination Name: Mechlorethamine + Mepacrine
• Indication: Malignant melanoma; Status: Investigative [1]
• Component Drugs:
  Mechlorethamine (DM0CVXA): Small molecular drug
  Mepacrine (DMU8L7C): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: UACC62
  Zero Interaction Potency (ZIP) Score: 0.02
  Bliss Independence Score: 5.77
  Loewe Additivity Score: 6.87
  LHighest Single Agent (HSA) Score: 6.81

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Mechlorethamine

Disease Entry	ICD 11	Status	REF
Chronic myelogenous leukaemia	2A20.0	Approved	[2]
Lung cancer	2C25.0	Approved	[2]
Mycosis fungoides	2B01	Approved	[2]
Primary cutaneous T-cell lymphoma	N.A.	Approved	[2]
Small lymphocytic lymphoma	2A82.0	Approved	[2]
T-cell lymphoma	2A90	Approved	[3]
Hodgkin lymphoma	2B30	Phase 3	[4]
Classic Hodgkin lymphoma	N.A.	Investigative	[2]

Mechlorethamine Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Human Deoxyribonucleic acid (hDNA)	TTUTN1I	NOUNIPROTAC	Intercalator	[8]

Mechlorethamine Interacts with 9 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Receptor tyrosine-protein kinase erbB-2 (ERBB2)	OTOAUNCK	ERBB2_HUMAN	Decreases Expression	[9]
Transcription factor Jun (JUN)	OTCYBO6X	JUN_HUMAN	Increases Expression	[10]
Interleukin-8 (CXCL8)	OTS7T5VH	IL8_HUMAN	Increases Expression	[10]
Transcription factor JunB (JUNB)	OTG2JXV5	JUNB_HUMAN	Increases Expression	[10]
Transcription factor JunD (JUND)	OTNKACJD	JUND_HUMAN	Increases Expression	[10]
Protein S100-P (S100P)	OTJCXNJG	S100P_HUMAN	Increases Expression	[11]
Laminin subunit gamma-2 (LAMC2)	OTJMTM72	LAMC2_HUMAN	Decreases Expression	[12]
Bcl-2 homologous antagonist/killer (BAK1)	OTDP6ILW	BAK_HUMAN	Increases Expression	[13]
Transient receptor potential cation channel subfamily A member 1 (TRPA1)	OTRDIR5M	TRPA1_HUMAN	Increases Response To Substance	[14]

Indication(s) of Mepacrine

Disease Entry	ICD 11	Status	REF
Discovery agent	N.A.	Investigative	[5]

Mepacrine Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Phospholipase A2 (PLA2G1B)	TT9V5JH	PA21B_HUMAN	Inhibitor	[5]

Mepacrine Interacts with 1 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
Breast cancer resistance protein (ABCG2)	DTI7UX6	ABCG2_HUMAN	Substrate	[15]

Mepacrine Interacts with 2 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[16]
Cytochrome P450 3A5 (CYP3A5)	DEIBDNY	CP3A5_HUMAN	Metabolism	[16]

Mepacrine Interacts with 11 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Myc proto-oncogene protein (MYC)	OTPV5LUK	MYC_HUMAN	Decreases Expression	[17]
Poly polymerase 1 (PARP1)	OT310QSG	PARP1_HUMAN	Increases Cleavage	[18]
1-phosphatidylinositol 4,5-bisphosphate phosphodiesterase gamma-1 (PLCG1)	OTSBQR6D	PLCG1_HUMAN	Decreases Phosphorylation	[19]
Mitogen-activated protein kinase 3 (MAPK3)	OTCYKGKO	MK03_HUMAN	Decreases Phosphorylation	[18]
Mitogen-activated protein kinase 1 (MAPK1)	OTH85PI5	MK01_HUMAN	Decreases Phosphorylation	[18]
Catenin beta-1 (CTNNB1)	OTZ932A3	CTNB1_HUMAN	Decreases Expression	[17]
Cyclin-dependent kinase inhibitor 1 (CDKN1A)	OTQWHCZE	CDN1A_HUMAN	Decreases Expression	[20]
Casein kinase I isoform alpha (CSNK1A1)	OTJ6O1IC	KC1A_HUMAN	Increases Expression	[17]
Forkhead box protein P3 (FOXP3)	OTA9Z9OC	FOXP3_HUMAN	Increases Expression	[18]
F-box/WD repeat-containing protein 1A (BTRC)	OT2EZDGR	FBW1A_HUMAN	Decreases Expression	[18]
ATP-dependent translocase ABCB1 (ABCB1)	OTEJROBO	MDR1_HUMAN	Increases Transport	[16]

Test Results of This Drug Combination in Other Disease Systems

Indication	DrugCom ID	Cell Line	Status	REF
Adult acute myeloid leukemia	DC2GWLW	HL-60(TB)	Investigative	[21]
Chronic myelogenous leukemia	DCKHI74	K-562	Investigative	[21]
Colon carcinoma	DCLRTUV	KM12	Investigative	[22]
Adenocarcinoma	DCNSWNO	HCT116	Investigative	[1]
Adenocarcinoma	DCH8RJD	SW-620	Investigative	[1]

References

• [1] CheMBL Affinity Phenotypic Cellular Interaction Assay ID: CHEMBL1125976
• [2] Mechlorethamine FDA Label
• [3] Drugs@FDA. U.S. Food and Drug Administration. U.S. Department of Health & Human Services. 2015
• [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: 7218).
• [5] Involvement of protein kinase C activation in L-leucine-induced stimulation of protein synthesis in l6 myotubes. Cytotechnology. 2003 Nov;43(1-3):97-103.
• [6] Thioredoxin Cross-Linking by Nitrogen Mustard in Lung Epithelial Cells: Formation of Multimeric Thioredoxin/Thioredoxin Reductase Complexes and Inhibition of Disulfide Reduction. Chem Res Toxicol. 2015 Nov 16;28(11):2091-103. doi: 10.1021/acs.chemrestox.5b00194. Epub 2015 Oct 19.
• [7] Cross-linking of thioredoxin reductase by the sulfur mustard analogue mechlorethamine (methylbis(2-chloroethyl)amine) in human lung epithelial cells and rat lung: selective inhibition of disulfide reduction but not redox cycling. Chem Res Toxicol. 2014 Jan 21;27(1):61-75. doi: 10.1021/tx400329a. Epub 2013 Dec 9.
• [8] Proteomic analysis of DNA-protein cross-linking by antitumor nitrogen mustards. Chem Res Toxicol. 2009 Jun;22(6):1151-62.
• [9] Down-regulation of HER-2 expression in human breast cancer cell HBC-4 and ZR75-1 by nitrogen-mustard-N-oxide. Kobe J Med Sci. 2007;53(4):135-42.
• [10] Nitrogen mustard prevents transport of Fra-1 into the nucleus to promote c-Fos- and FosB-dependent IL-8 induction in injured mouse epidermis. Toxicol Lett. 2020 Feb 1;319:256-263. doi: 10.1016/j.toxlet.2019.10.006. Epub 2019 Oct 19.
• [11] S100P is selectively upregulated in tumor cell lines challenged with DNA cross-linking agents. Leuk Res. 2005 Oct;29(10):1181-90. doi: 10.1016/j.leukres.2005.03.012.
• [12] Histopathologic and immunohistochemical features in human skin after exposure to nitrogen and sulfur mustard. Am J Dermatopathol. 1998 Feb;20(1):22-8. doi: 10.1097/00000372-199802000-00005.
• [13] Increased expression of VDAC1 sensitizes carcinoma cells to apoptosis induced by DNA cross-linking agents. Biochem Pharmacol. 2012 May 1;83(9):1172-82. doi: 10.1016/j.bcp.2012.01.017. Epub 2012 Jan 21.
• [14] Activation of the human TRPA1 channel by different alkylating sulfur and nitrogen mustards and structurally related chemotherapeutic drugs. Toxicol Lett. 2023 Mar 1;376:51-59. doi: 10.1016/j.toxlet.2023.01.007. Epub 2023 Jan 21.
• [15] Arginine-482 is not essential for transport of antibiotics, primary bile acids and unconjugated sterols by the human breast cancer resistance protein (ABCG2). Biochem J. 2005 Jan 15;385(Pt 2):419-26.
• [16] Quinacrine is mainly metabolized to mono-desethyl quinacrine by CYP3A4/5 and its brain accumulation is limited by P-glycoprotein. Drug Metab Dispos. 2006 Jul;34(7):1136-44.
• [17] Nanoquinacrine caused apoptosis in oral cancer stem cells by disrupting the interaction between GLI1 and catenin through activation of GSK3. Toxicol Appl Pharmacol. 2017 Sep 1;330:53-64. doi: 10.1016/j.taap.2017.07.008. Epub 2017 Jul 15.
• [18] Quinacrine induces the apoptosis of human leukemia U937 cells through FOXP3/miR-183/-TrCP/SP1 axis-mediated BAX upregulation. Toxicol Appl Pharmacol. 2017 Nov 1;334:35-46. doi: 10.1016/j.taap.2017.08.019. Epub 2017 Sep 1.
• [19] Quinacrine is active in preclinical models of glioblastoma through suppressing angiogenesis, inducing oxidative stress and activating AMPK. Toxicol In Vitro. 2022 Sep;83:105420. doi: 10.1016/j.tiv.2022.105420. Epub 2022 Jun 17.
• [20] Multiple-endpoint in vitro carcinogenicity test in human cell line TK6 distinguishes carcinogens from non-carcinogens and highlights mechanisms of action. Arch Toxicol. 2021 Jan;95(1):321-336. doi: 10.1007/s00204-020-02902-3. Epub 2020 Sep 10.
• [21] CheMBL Affinity Phenotypic Cellular Interaction Assay ID: CHEMBL1125966
• [22] CheMBL Affinity Phenotypic Cellular Interaction Assay ID: CHEMBL1126165