Details of the Drug Combination

General Information of Drug Combination (ID: DC5MBBH)

• Drug Combination Name: Lamivudine + Thymalfasin
• Indication: Hepatitis B virus infection; Status: Phase 1 [1]
• Component Drugs:
  Lamivudine (DMI347A): Small molecular drug
  Thymalfasin (DMADCYE): Small molecular drug

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Lamivudine

Disease Entry	ICD 11	Status	REF
Chronic HBV infection	1E51.0Z	Approved	[2]
Chronic hepatitis B virus infection	N.A.	Approved	[3]
Human immunodeficiency virus infection	1C62	Approved	[2]
Human immunodeficiency virus-1 infection	1C62	Approved	[4]
Diarrhea	ME05.1	Investigative	[3]

Lamivudine Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Human immunodeficiency virus Reverse transcriptase (HIV RT)	TT84ETX	POL_HV1B1	Modulator	[6]

Lamivudine Interacts with 3 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
Breast cancer resistance protein (ABCG2)	DTI7UX6	ABCG2_HUMAN	Substrate	[7]
Organic cation transporter 2 (SLC22A2)	DT9IDPW	S22A2_HUMAN	Substrate	[8]
Organic cation transporter 1 (SLC22A1)	DTT79CX	S22A1_HUMAN	Substrate	[9]

Lamivudine Interacts with 3 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Deoxy-5'-nucleotidase 1 (NT5C)	DE4E31Z	NT5C_HUMAN	Metabolism	[10]
Phosphorylcholine transferase A (PCYT1A)	DEQYXD4	PCY1A_HUMAN	Metabolism	[11]
Phosphorylethanolamine transferase (PCYT2)	DEIX1PO	PCY2_HUMAN	Metabolism	[11]

Lamivudine Interacts with 19 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Solute carrier family 22 member 2 (SLC22A2)	OTGFK1AL	S22A2_HUMAN	Increases Uptake	[12]
Solute carrier family 22 member 1 (SLC22A1)	OT7817I4	S22A1_HUMAN	Increases Uptake	[12]
BCL2/adenovirus E1B 19 kDa protein-interacting protein 3-like (BNIP3L)	OTJKOMXE	BNI3L_HUMAN	Increases Expression	[13]
G1/S-specific cyclin-E2 (CCNE2)	OTBBUKQQ	CCNE2_HUMAN	Decreases Expression	[14]
Metalloproteinase inhibitor 1 (TIMP1)	OTOXC51H	TIMP1_HUMAN	Decreases Expression	[15]
Transforming growth factor beta-1 proprotein (TGFB1)	OTV5XHVH	TGFB1_HUMAN	Decreases Expression	[15]
Interferon gamma (IFNG)	OTXG9JM7	IFNG_HUMAN	Increases Expression	[16]
Collagen alpha-1(III) chain (COL3A1)	OTT1EMLM	CO3A1_HUMAN	Decreases Expression	[17]
Albumin (ALB)	OTVMM513	ALBU_HUMAN	Affects Binding	[18]
Interstitial collagenase (MMP1)	OTI4I2V1	MMP1_HUMAN	Increases Expression	[15]
Endothelin-1 (EDN1)	OTZCACEG	EDN1_HUMAN	Increases Secretion	[13]
Cyclin-A2 (CCNA2)	OTPHHYZJ	CCNA2_HUMAN	Decreases Expression	[14]
Nitric oxide synthase 3 (NOS3)	OTLDT7NR	NOS3_HUMAN	Decreases Phosphorylation	[13]
G1/S-specific cyclin-D2 (CCND2)	OTDULQF9	CCND2_HUMAN	Decreases Expression	[14]
Sodium-dependent serotonin transporter (SLC6A4)	OT6FGDLW	SC6A4_HUMAN	Increases Expression	[19]
DNA damage-inducible transcript 3 protein (DDIT3)	OTI8YKKE	DDIT3_HUMAN	Increases Expression	[14]
Cyclin-dependent kinase inhibitor 1 (CDKN1A)	OTQWHCZE	CDN1A_HUMAN	Decreases Expression	[14]
Actin, aortic smooth muscle (ACTA2)	OTEDLG8E	ACTA_HUMAN	Decreases Expression	[17]
Solute carrier family 22 member 3 (SLC22A3)	OTQYGVXX	S22A3_HUMAN	Increases Uptake	[12]

Indication(s) of Thymalfasin

Disease Entry	ICD 11	Status	REF
Hepatitis virus infection	1E50-1E51	Approved	[4]
Liver cancer	2C12	Phase 2	[5]
Melanoma	2C30	Phase 2	[5]

References

• [1] Clinical pipeline report, company report or official report of SciClone.
• [2] Natural products as sources of new drugs over the last 25 years. J Nat Prod. 2007 Mar;70(3):461-77.
• [3] Lamivudine FDA Label
• [4] Drugs@FDA. U.S. Food and Drug Administration. U.S. Department of Health & Human Services. 2015
• [5] ClinicalTrials.gov (NCT01031966) A Pilot Study to Evaluate ZADAXIN's (Thymalfasin) Ability to Enhance Immune Response to the H1N1sw Influenza Vaccine. U.S. National Institutes of Health.
• [6] Drugs@FDA. U.S. Food and Drug Administration. U.S. Department of Health & Human Services.
• [7] The effect of ABCG2 V12M, Q141K and Q126X, known functional variants in vitro, on the disposition of lamivudine. Br J Clin Pharmacol. 2007 Nov;64(5):645-54.
• [8] Genetic variants of organic cation transporter 1 (OCT1) and OCT2 significantly reduce lamivudine uptake. Biopharm Drug Dispos. 2012 Apr;33(3):170-8.
• [9] Relevance of the organic cation transporters 1 and 2 for antiretroviral drug therapy in human immunodeficiency virus infection. Drug Metab Dispos. 2008 Aug;36(8):1616-23.
• [10] Nucleoside and nucleotide HIV reverse transcriptase inhibitors: 25 years after zidovudine. Antiviral Res. 2010 Jan;85(1):39-58.
• [11] Model for intracellular Lamivudine metabolism in peripheral blood mononuclear cells ex vivo and in human immunodeficiency virus type 1-infected adolescents. Antimicrob Agents Chemother. 2006 Aug;50(8):2686-94.
• [12] Transport of lamivudine [(-)-beta-L-2',3'-dideoxy-3'-thiacytidine] and high-affinity interaction of nucleoside reverse transcriptase inhibitors with human organic cation transporters 1, 2, and 3. J Pharmacol Exp Ther. 2009 Apr;329(1):252-61. doi: 10.1124/jpet.108.146225. Epub 2009 Jan 13.
• [13] Nucleoside reverse transcriptase inhibitors induce a mitophagy-associated endothelial cytotoxicity that is reversed by coenzyme Q10 cotreatment. Toxicol Sci. 2013 Aug;134(2):323-34. doi: 10.1093/toxsci/kft105. Epub 2013 May 2.
• [14] Zidovudine induces S-phase arrest and cell cycle gene expression changes in human cells. Mutagenesis. 2005 Mar;20(2):139-46. doi: 10.1093/mutage/gei019. Epub 2005 Mar 22.
• [15] Effect of lamivudine treatment on plasma levels of transforming growth factor beta1, tissue inhibitor of metalloproteinases-1 and metalloproteinase-1 in patients with chronic hepatitis B. World J Gastroenterol. 2004 Sep 15;10(18):2661-5. doi: 10.3748/wjg.v10.i18.2661.
• [16] Lamivudine plus interleukin-12 combination therapy in chronic hepatitis B: antiviral and immunological activity. Hepatology. 2005 Nov;42(5):1028-36. doi: 10.1002/hep.20888.
• [17] Decreasing fibrogenesis: an immunohistochemical study of paired liver biopsies following lamivudine therapy for chronic hepatitis B. J Hepatol. 2001 Dec;35(6):749-55. doi: 10.1016/s0168-8278(01)00218-5.
• [18] Binding of anti-HIV drugs to human serum albumin. IUBMB Life. 2004 Oct;56(10):609-14. doi: 10.1080/15216540400016286.
• [19] Serotonin transporter mRNA expression is decreased by lamivudine and ribavirin and increased by interferon in immune cells. Scand J Immunol. 2006 Feb;63(2):106-15. doi: 10.1111/j.1365-3083.2005.01715.x.