Details of the Drug Combination

General Information of Drug Combination (ID: DCFK489)

• Drug Combination Name: Tiagabine + Sulfapyridine
• Indication: Chronic myelogenous leukemia; Status: Investigative [1]
• Component Drugs:
  Tiagabine (DMKSQG0): Small molecular drug
  Sulfapyridine (DMIUYFH): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: KBM-7
  Zero Interaction Potency (ZIP) Score: 11.61
  Bliss Independence Score: 11.61
  Loewe Additivity Score: 13.69
  LHighest Single Agent (HSA) Score: 13.76

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Tiagabine

Disease Entry	ICD 11	Status	REF
Epilepsy	8A60-8A68	Approved	[2]
Anxiety disorder	6B00-6B0Z	Phase 2	[2]

Tiagabine Interacts with 2 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Gamma-aminobutyric acid uptake (GABAU)	TTV9MQG	NOUNIPROTAC	Inhibitor	[4]
GABA transporter GAT-1 (SLC6A1)	TTPRKM0	SC6A1_HUMAN	Inhibitor	[5]

Tiagabine Interacts with 2 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[6]
UDP-glucuronosyltransferase 1A1 (UGT1A1)	DEYGVN4	UD11_HUMAN	Metabolism	[7]

Tiagabine Interacts with 2 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Aromatase (CYP19A1)	OTZ6XF74	CP19A_HUMAN	Decreases Activity	[8]
Sodium- and chloride-dependent GABA transporter 1 (SLC6A1)	OTLCJJF3	SC6A1_HUMAN	Decreases Activity	[9]

Indication(s) of Sulfapyridine

Disease Entry	ICD 11	Status	REF
Dermatitis herpetiformis	EB44	Approved	[3]

Sulfapyridine Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Bacterial Dihydropteroate synthetase (Bact folP)	TT4ILYC	DHPS_ECOLI	Inhibitor	[10]

Sulfapyridine Interacts with 1 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
RNA cytidine acetyltransferase (hALP)	DEZV4AP	NAT10_HUMAN	Metabolism	[11]

Sulfapyridine Interacts with 6 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Growth-regulated alpha protein (CXCL1)	OT3WCTZV	GROA_HUMAN	Decreases Secretion	[12]
Interleukin-8 (CXCL8)	OTS7T5VH	IL8_HUMAN	Decreases Secretion	[12]
C-C motif chemokine 2 (CCL2)	OTAD2HEL	CCL2_HUMAN	Decreases Secretion	[12]
Metalloproteinase inhibitor 2 (TIMP2)	OT8S1RRP	TIMP2_HUMAN	Increases Expression	[13]
Arylamine N-acetyltransferase 2 (NAT2)	OTBPDQOY	ARY2_HUMAN	Increases Acetylation	[14]
Broad substrate specificity ATP-binding cassette transporter ABCG2 (ABCG2)	OTW8V2V1	ABCG2_HUMAN	Increases Transport	[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] 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: 4818).
• [3] Drugs@FDA. U.S. Food and Drug Administration. U.S. Department of Health & Human Services. 2015
• [4] Glutamate- and GABA-based CNS therapeutics. Curr Opin Pharmacol. 2006 Feb;6(1):7-17.
• [5] 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. (Target id: 929).
• [6] Enzyme induction and inhibition by new antiepileptic drugs: a review of human studies. Fundam Clin Pharmacol. 2000 Jul-Aug;14(4):301-19.
• [7] Actual and Predicted Pharmacokinetic Interactions Between Anticonvulsants and Antiretrovirals.
• [8] Inhibition of human aromatase complex (CYP19) by antiepileptic drugs. Toxicol In Vitro. 2008 Feb;22(1):146-53.
• [9] GABA transporter deficiency causes tremor, ataxia, nervousness, and increased GABA-induced tonic conductance in cerebellum. J Neurosci. 2005 Mar 23;25(12):3234-45. doi: 10.1523/JNEUROSCI.3364-04.2005.
• [10] A confirmatory method for the simultaneous extraction, separation, identification and quantification of Tetracycline, Sulphonamide, Trimethoprim an... J Chromatogr A. 2009 Nov 13;1216(46):8110-6.
• [11] Effects of NAT2 polymorphism on SASP pharmacokinetics in Chinese population. Clin Chim Acta. 2009 Sep;407(1-2):30-5.
• [12] The effect of sulfasalazine on rheumatoid arthritic synovial tissue chemokine production. Exp Mol Pathol. 2002 Oct;73(2):84-92. doi: 10.1006/exmp.2002.2460.
• [13] Effects of sulfasalazine and its metabolites on steady state messenger RNA concentrations for inflammatory cytokines, matrix metalloproteinases, and tissue inhibitors of metalloproteinase in rheumatoid synovial fibroblasts. J Rheumatol. 2000 Mar;27(3):653-60.
• [14] Pharmacogenetic characterization of sulfasalazine disposition based on NAT2 and ABCG2 (BCRP) gene polymorphisms in humans. Clin Pharmacol Ther. 2008 Jul;84(1):95-103.