Details of the Drug Combination

General Information of Drug Combination (ID: DCGSU4W)

• Drug Combination Name: GSK2126458 + Doxycycline
• Indication: Hepatoblastoma; Status: Investigative [1]
• Component Drugs:
  GSK2126458 (DMM7ZXR): Small molecular drug
  Doxycycline (DM7ICNU): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: HB3
  Zero Interaction Potency (ZIP) Score: 0.76
  Bliss Independence Score: 1.469
  Loewe Additivity Score: 3.231
  LHighest Single Agent (HSA) Score: 3.377

Molecular Interaction Atlas of This Drug Combination

Indication(s) of GSK2126458

Disease Entry	ICD 11	Status	REF
Lymphoma	2A80-2A86	Phase 1	[2]

GSK2126458 Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
PI3-kinase gamma (PIK3CG)	TTHBTOP	PK3CG_HUMAN	Modulator	[6]

GSK2126458 Interacts with 7 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Poly polymerase 1 (PARP1)	OT310QSG	PARP1_HUMAN	Decreases Phosphorylation	[7]
Ribosomal protein S6 kinase beta-1 (RPS6KB1)	OTAELNGX	KS6B1_HUMAN	Decreases Phosphorylation	[7]
Mitogen-activated protein kinase 3 (MAPK3)	OTCYKGKO	MK03_HUMAN	Increases Phosphorylation	[8]
Mitogen-activated protein kinase 1 (MAPK1)	OTH85PI5	MK01_HUMAN	Increases Phosphorylation	[8]
RAC-alpha serine/threonine-protein kinase (AKT1)	OT8H2YY7	AKT1_HUMAN	Decreases Phosphorylation	[8]
Small ribosomal subunit protein eS6 (RPS6)	OTT4D1LN	RS6_HUMAN	Decreases Phosphorylation	[7]
Eukaryotic translation initiation factor 4E-binding protein 1 (EIF4EBP1)	OTHBQVD5	4EBP1_HUMAN	Decreases Phosphorylation	[8]

Indication(s) of Doxycycline

Disease Entry	ICD 11	Status	REF
Acne vulgaris	ED80	Approved	[3]
Actinomycosis	N.A.	Approved	[3]
Acute gonococcal cervicitis	N.A.	Approved	[3]
Acute gonococcal epididymo-orchitis	N.A.	Approved	[3]
Advanced gum disease	DA0D	Approved	[4]
Anthrax	1B97	Approved	[3]
Bartonellosis	N.A.	Approved	[3]
Boutonneuse fever	N.A.	Approved	[3]
Brill-Zinsser disease	N.A.	Approved	[3]
Bronchitis	CA20	Approved	[3]
Brucellosis	N.A.	Approved	[3]
Chancroid	N.A.	Approved	[3]
Chlamydiaceae infections	N.A.	Approved	[3]
Chronic periodontitis	DA0C.Y	Approved	[4]
Colorectal carcinoma	N.A.	Approved	[3]
Cutaneous anthrax	N.A.	Approved	[3]
Endemic typhus	N.A.	Approved	[3]
Epidemic louse-borne typhus	N.A.	Approved	[3]
Gastrointestinal anthrax	N.A.	Approved	[3]
Inhalational anthrax	N.A.	Approved	[3]
Listeriosis	N.A.	Approved	[3]
Lymphogranuloma venereum	N.A.	Approved	[3]
Mycoplasma pneumoniae pneumonia	N.A.	Approved	[3]
Ornithosis	N.A.	Approved	[3]
Q fever	N.A.	Approved	[3]
Relapsing fever	N.A.	Approved	[3]
Rickettsialpox	N.A.	Approved	[3]
Rickettsiosis	N.A.	Approved	[3]
Rocky mountain spotted fever	N.A.	Approved	[3]
Syphilis	N.A.	Approved	[3]
Trachoma	N.A.	Approved	[3]
Tularemia	1B94	Approved	[3]
Typhus	N.A.	Approved	[3]
Yaws	N.A.	Approved	[3]
Diabetic foot ulcer	BD54	Phase 2	[5]
Sinusitis	CA0A.Z	Investigative	[3]
Vibrio cholerae infection	1A00	Investigative	[3]

Doxycycline Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Bacterial 30S ribosomal RNA (Bact 30S rRNA)	TTOVFH2	NOUNIPROTAC	Modulator	[10]

Doxycycline Interacts with 1 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
P-glycoprotein 1 (ABCB1)	DTUGYRD	MDR1_HUMAN	Substrate	[11]

Doxycycline Interacts with 1 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[12]

Doxycycline Interacts with 9 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
ATP-dependent translocase ABCB1 (ABCB1)	OTEJROBO	MDR1_HUMAN	Decreases Expression	[13]
Cytochrome P450 1B1 (CYP1B1)	OTYXFLSD	CP1B1_HUMAN	Increases Expression	[9]
Aryl hydrocarbon receptor (AHR)	OTFE4EYE	AHR_HUMAN	Increases Expression	[9]
HLA class I histocompatibility antigen, B alpha chain (HLA-B)	OTNXFWY2	HLAB_HUMAN	Affects Expression	[14]
72 kDa type IV collagenase (MMP2)	OT5NIWA2	MMP2_HUMAN	Decreases Activity	[15]
Stromelysin-1 (MMP3)	OTGBI74Z	MMP3_HUMAN	Decreases Activity	[15]
Neutrophil collagenase (MMP8)	OTZXH19L	MMP8_HUMAN	Decreases Activity	[15]
Collagenase 3 (MMP13)	OTY8BZIE	MMP13_HUMAN	Increases Expression	[16]
TAR DNA-binding protein 43 (TARDBP)	OTVOSFWW	TADBP_HUMAN	Decreases Expression	[17]

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] Dual PI3K/mTOR inhibitors, GSK2126458 and PKI-587, suppress tumor progression and increase radiosensitivity in nasopharyngeal carcinoma. Mol Cancer Ther. 2015 Feb;14(2):429-39.
• [3] Doxycycline FDA Label
• [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: 6464).
• [5] ClinicalTrials.gov (NCT00764361) Safety Study of Topical Doxycycline Gel for Adult Diabetic Lower Extremity Ulcers. U.S. National Institutes of Health.
• [6] Company report (GSK)
• [7] Comparison of the effects of the PI3K/mTOR inhibitors NVP-BEZ235 and GSK2126458 on tamoxifen-resistant breast cancer cells. Cancer Biol Ther. 2011 Jun 1;11(11):938-46. doi: 10.4161/cbt.11.11.15527. Epub 2011 Jun 1.
• [8] Combination small molecule MEK and PI3K inhibition enhances uveal melanoma cell death in a mutant GNAQ- and GNA11-dependent manner. Clin Cancer Res. 2012 Aug 15;18(16):4345-55. doi: 10.1158/1078-0432.CCR-11-3227. Epub 2012 Jun 25.
• [9] Aryl hydrocarbon receptor protects lung adenocarcinoma cells against cigarette sidestream smoke particulates-induced oxidative stress. Toxicol Appl Pharmacol. 2012 Mar 15;259(3):293-301.
• [10] Drugs@FDA. U.S. Food and Drug Administration. U.S. Department of Health & Human Services.
• [11] Mammalian drug efflux transporters of the ATP binding cassette (ABC) family in multidrug resistance: A review of the past decade. Cancer Lett. 2016 Jan 1;370(1):153-64.
• [12] A further interaction study of quinine with clinically important drugs by human liver microsomes: determinations of inhibition constant (Ki) and type of inhibition. Eur J Drug Metab Pharmacokinet. 1999 Jul-Sep;24(3):272-8.
• [13] Functional and histochemical analysis of MDR3 P-glycoprotein in a tetracycline-controlled gene expression system. Eur J Med Res. 2000 Dec 29;5(12):517-22.
• [14] Systems pharmacological analysis of drugs inducing stevens-johnson syndrome and toxic epidermal necrolysis. Chem Res Toxicol. 2015 May 18;28(5):927-34. doi: 10.1021/tx5005248. Epub 2015 Apr 3.
• [15] Synthesis and in vitro evaluation of targeted tetracycline derivatives: effects on inhibition of matrix metalloproteinases. Bioorg Med Chem. 2007 Mar 15;15(6):2368-74. doi: 10.1016/j.bmc.2007.01.026. Epub 2007 Jan 19.
• [16] Chloramphenicol causes mitochondrial stress, decreases ATP biosynthesis, induces matrix metalloproteinase-13 expression, and solid-tumor cell invasion. Toxicol Sci. 2010 Jul;116(1):140-50. doi: 10.1093/toxsci/kfq085. Epub 2010 Mar 25.
• [17] A high-content screen identifies novel compounds that inhibit stress-induced TDP-43 cellular aggregation and associated cytotoxicity. J Biomol Screen. 2014 Jan;19(1):44-56. doi: 10.1177/1087057113501553. Epub 2013 Sep 9.