Details of the Drug Combination

General Information of Drug Combination (ID: DC6T1FG)

• Drug Combination Name: Sitagliptin + Enalapril
• Indication: Metabolic Syndrome; Status: Phase 1 [1]
• Component Drugs:
  Sitagliptin (DMGDKXN): Small molecular drug
  Enalapril (DMNFUZR): Small molecular drug

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Sitagliptin

Disease Entry	ICD 11	Status	REF
Cystic fibrosis	CA25	Approved	[2]
Non-insulin dependent diabetes	5A11	Approved	[2]
Renal hypoplasia	N.A.	Approved	[2]
Type-2 diabetes	5A11	Approved	[3]
Peripheral arterial disease	BD4Z	Phase 1/2	[4]

Sitagliptin Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Dipeptidyl peptidase 4 (DPP-4)	TTDIGC1	DPP4_HUMAN	Inhibitor	[7]

Sitagliptin Interacts with 3 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
P-glycoprotein 1 (ABCB1)	DTUGYRD	MDR1_HUMAN	Substrate	[8]
Organic cation transporter 1 (SLC22A1)	DTT79CX	S22A1_HUMAN	Substrate	[9]
Organic anion transporter 3 (SLC22A8)	DTVP67E	S22A8_HUMAN	Substrate	[10]

Sitagliptin Interacts with 2 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[11]
Cytochrome P450 2C8 (CYP2C8)	DES5XRU	CP2C8_HUMAN	Metabolism	[11]

Indication(s) of Enalapril

Disease Entry	ICD 11	Status	REF
Congestive heart failure	BD10	Approved	[5]
Hypertension	BA00-BA04	Approved	[6]
Malignant essential hypertension	BA00	Approved	[5]

Enalapril Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Angiotensin-converting enzyme (ACE)	TTL69WB	ACE_HUMAN	Inhibitor	[12]

Enalapril Interacts with 6 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
Multidrug resistance-associated protein 2 (ABCC2)	DTFI42L	MRP2_HUMAN	Substrate	[13]
Organic anion transporting polypeptide 1B1 (SLCO1B1)	DT3D8F0	SO1B1_HUMAN	Substrate	[14]
Peptide transporter 1 (SLC15A1)	DT9G7XN	S15A1_HUMAN	Substrate	[15]
Peptide transporter 2 (SLC15A2)	DT8QKNP	S15A2_HUMAN	Substrate	[16]
Organic anion transporting polypeptide 1A2 (SLCO1A2)	DTE2B1D	SO1A2_HUMAN	Substrate	[17]
Organic anion transporting polypeptide 1B3 (SLCO1B3)	DT9C1TS	SO1B3_HUMAN	Substrate	[13]

Enalapril Interacts with 3 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[18]
Carboxylesterase 1 (CES1)	DEB30C5	EST1_HUMAN	Metabolism	[19]
Dipeptidase (pepV)	DEQMBHW	Q84BU9_LACLH	Metabolism	[20]

Enalapril Interacts with 4 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Solute carrier organic anion transporter family member 1B1 (SLCO1B1)	OTNEN8QK	SO1B1_HUMAN	Affects Abundance	[21]
Renin (REN)	OT52GZR2	RENI_HUMAN	Decreases Activity	[22]
Natriuretic peptides A (NPPA)	OTMQNTNX	ANF_HUMAN	Decreases Expression	[23]
ATP-binding cassette sub-family C member 4 (ABCC4)	OTO27PAL	MRP4_HUMAN	Increases Transport	[24]

References

• [1] ClinicalTrials.gov (NCT00666848) Effect of Sitagliptin and an ACE Inhibitor on Blood Pressure in Metabolic Syndrome
• [2] Sitagliptin FDA Label
• [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: 6286).
• [4] ClinicalTrials.gov (NCT01619332) Clinical Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of LEZ763. U.S. National Institutes of Health.
• [5] Enalapril FDA Label
• [6] 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: 6322).
• [7] Novel therapeutics for type 2 diabetes: incretin hormone mimetics (glucagon-like peptide-1 receptor agonists) and dipeptidyl peptidase-4 inhibitors. Pharmacol Ther. 2009 Oct;124(1):113-38.
• [8] Tarascon Pocket Pharmacopoeia 2018 Classic Shirt-Pocket Edition.
• [9] 265 effect of dietary cholesterol on gallbladder bile lithogenicity and gene expression in the enterohepatic axis of non-obese gallstone and control women. Journal of Hepatology, 2009, 50(09):S105-S106.
• [10] Transport of the dipeptidyl peptidase-4 inhibitor sitagliptin by human organic anion transporter 3, organic anion transporting polypeptide 4C1, and multidrug resistance P-glycoprotein. J Pharmacol Exp Ther. 2007 May;321(2):673-83.
• [11] Pharmacokinetics of dipeptidylpeptidase-4 inhibitors. Diabetes Obes Metab. 2010 Aug;12(8):648-58.
• [12] Determination of bezafibrate, methotrexate, cyclophosphamide, orlistat and enalapril in waste and surface waters using on-line solid-phase extracti... J Environ Monit. 2009 Apr;11(4):830-8.
• [13] Vectorial transport of enalapril by Oatp1a1/Mrp2 and OATP1B1 and OATP1B3/MRP2 in rat and human livers. J Pharmacol Exp Ther. 2006 Jul;318(1):395-402.
• [14] The modified dipeptide, enalapril, an angiotensin-converting enzyme inhibitor, is transported by the rat liver organic anion transport protein. Hepatology. 1998 Nov;28(5):1341-6.
• [15] The intestinal H+/peptide symporter PEPT1: structure-affinity relationships. Eur J Pharm Sci. 2004 Jan;21(1):53-60.
• [16] Ethanol inhibits functional activity of the human intestinal dipeptide transporter hPepT1 expressed in Xenopus oocytes. Alcohol Clin Exp Res. 2008 May;32(5):777-84.
• [17] Uptake of enalapril and expression of organic anion transporting polypeptide 1 in zonal, isolated rat hepatocytes. Drug Metab Dispos. 2000 Jul;28(7):801-6.
• [18] Summary of information on human CYP enzymes: human P450 metabolism data. Drug Metab Rev. 2002 Feb-May;34(1-2):83-448.
• [19] Absorption and cleavage of enalapril, a carboxyl ester prodrug, in the rat intestine: in vitro, in situ intestinal perfusion and portal vein cannulation models. Biopharm Drug Dispos. 2015 Sep;36(6):385-397.
• [20] Characterization and kinetic analysis of enzyme-substrate recognition by three recombinant lactococcal PepVs. Arch Biochem Biophys. 2006 Oct 15;454(2):137-45.
• [21] Effect of organic anion-transporting polypeptide 1B1 (OATP1B1) polymorphism on the single- and multiple-dose pharmacokinetics of enalapril in healthy Chinese adult men. Clin Ther. 2011 May;33(5):655-63. doi: 10.1016/j.clinthera.2011.04.018.
• [22] A nonpeptide, piperidine renin inhibitor provides renal and cardiac protection in double-transgenic mice expressing human renin and angiotensinogen genes. Cardiovasc Drugs Ther. 2008 Dec;22(6):469-78. doi: 10.1007/s10557-008-6131-x. Epub 2008 Aug 5.
• [23] The effect of early converting enzyme inhibition on neurohumoral activation in acute myocardial infarction. Int J Cardiol. 1993 Nov;42(1):37-45. doi: 10.1016/0167-5273(93)90100-u.
• [24] Multichannel liquid chromatography-tandem mass spectrometry cocktail method for comprehensive substrate characterization of multidrug resistance-associated protein 4 transporter. Pharm Res. 2007 Dec;24(12):2281-96.