Details of the Drug Combination

General Information of Drug Combination (ID: DCAT2GY)

Drug Combination Name

Vandetanib Letrozole

Indication

Disease Entry	Status	REF
Invasive ductal carcinoma	Investigative	[1]

Component Drugs

Vandetanib DMRICNP

Letrozole DMH07Y3

Small molecular drug

2D MOL

3D MOL

High-throughput Screening Result

Testing Cell Line: HS 578T

Zero Interaction Potency (ZIP) Score: 5.88

Bliss Independence Score: 11.23

Loewe Additivity Score: 4.46

LHighest Single Agent (HSA) Score: 4.46

Molecular Interaction Atlas of This Drug Combination

Molecular Interaction Atlas (MIA)

Indication(s) of Vandetanib

Disease Entry	ICD 11	Status	REF
Solid tumour/cancer	2A00-2F9Z	Approved	[2]

Vandetanib Interacts with 3 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Epidermal growth factor receptor (EGFR)	TTGKNB4	EGFR_HUMAN	Inhibitor	[5]
Proto-oncogene c-Ret (RET)	TT4DXQT	RET_HUMAN	Inhibitor	[5]
Vascular endothelial growth factor receptor 2 (KDR)	TTUTJGQ	VGFR2_HUMAN	Inhibitor	[5]
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Vandetanib 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	[6]
Organic anion transporting polypeptide 1B1 (SLCO1B1)	DT3D8F0	SO1B1_HUMAN	Substrate	[7]
Organic anion transporting polypeptide 1B3 (SLCO1B3)	DT9C1TS	SO1B3_HUMAN	Substrate	[7]
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Vandetanib Interacts with 1 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[8]
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Vandetanib Interacts with 34 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Proto-oncogene tyrosine-protein kinase receptor Ret (RET)	OTLU040A	RET_HUMAN	Decreases Phosphorylation	[9]
Procollagen-lysine,2-oxoglutarate 5-dioxygenase 2 (PLOD2)	OTKOZRZP	PLOD2_HUMAN	Increases Expression	[10]
Stearoyl-CoA desaturase (SCD)	OTB1073G	SCD_HUMAN	Increases Expression	[10]
Insulin-induced gene 1 protein (INSIG1)	OTZF5X1D	INSI1_HUMAN	Increases Expression	[10]
BCL2/adenovirus E1B 19 kDa protein-interacting protein 3-like (BNIP3L)	OTJKOMXE	BNI3L_HUMAN	Increases Expression	[10]
Protein FAM13A (FAM13A)	OTZ6GN0Q	FA13A_HUMAN	Increases Expression	[10]
Epidermal growth factor receptor (EGFR)	OTAPLO1S	EGFR_HUMAN	Decreases Activity	[11]
Phosphoglycerate kinase 1 (PGK1)	OT6V1ICH	PGK1_HUMAN	Increases Expression	[10]
Calbindin (CALB1)	OTM7IXDG	CALB1_HUMAN	Increases Expression	[10]
Prothymosin alpha (PTMA)	OT2W4T1M	PTMA_HUMAN	Decreases Expression	[10]
Trypsin-2 (PRSS2)	OTOMVUWL	TRY2_HUMAN	Increases Expression	[10]
Insulin-like growth factor-binding protein 1 (IGFBP1)	OT6UQV2K	IBP1_HUMAN	Increases Expression	[10]
Gamma-enolase (ENO2)	OTRODL0T	ENOG_HUMAN	Increases Expression	[10]
Solute carrier family 2, facilitated glucose transporter member 3 (SLC2A3)	OT2HZK5M	GTR3_HUMAN	Increases Expression	[10]
Mucin-1 (MUC1)	OTHQI7IY	MUC1_HUMAN	Increases Expression	[10]
Histone H1.2 (H1-2)	OT0AVI4M	H12_HUMAN	Increases Expression	[10]
Insulin-like growth factor-binding protein 3 (IGFBP3)	OTIX63TX	IBP3_HUMAN	Increases Expression	[10]
DNA mismatch repair protein Msh3 (MSH3)	OTD3YPVL	MSH3_HUMAN	Decreases Expression	[10]
Alanine aminotransferase 1 (GPT)	OTOXOA0Q	ALAT1_HUMAN	Increases Secretion	[12]
Dual specificity protein phosphatase 1 (DUSP1)	OTN6BR75	DUS1_HUMAN	Increases Expression	[10]
RAC-alpha serine/threonine-protein kinase (AKT1)	OT8H2YY7	AKT1_HUMAN	Decreases Phosphorylation	[13]
Pro-adrenomedullin (ADM)	OT7T0TA4	ADML_HUMAN	Increases Expression	[10]
Small ribosomal subunit protein eS6 (RPS6)	OTT4D1LN	RS6_HUMAN	Decreases Phosphorylation	[13]
Collagen alpha-3(IV) chain (COL4A3)	OT6SB8X5	CO4A3_HUMAN	Increases Expression	[10]
Potassium voltage-gated channel subfamily H member 2 (KCNH2)	OTZX881H	KCNH2_HUMAN	Decreases Expression	[14]
Eukaryotic translation initiation factor 4E-binding protein 1 (EIF4EBP1)	OTHBQVD5	4EBP1_HUMAN	Decreases Phosphorylation	[13]
Solute carrier family 2, facilitated glucose transporter member 14 (SLC2A14)	OTBFIOVY	GTR14_HUMAN	Increases Expression	[10]
Protein NDRG1 (NDRG1)	OTVO66BO	NDRG1_HUMAN	Increases Expression	[10]
TSC22 domain family protein 3 (TSC22D3)	OT03UM03	T22D3_HUMAN	Increases Expression	[10]
Angiopoietin-related protein 4 (ANGPTL4)	OTQL5SPX	ANGL4_HUMAN	Increases Expression	[10]
Transcription factor SOX-17 (SOX17)	OT9H4WWE	SOX17_HUMAN	Decreases Localization	[15]
Lysine-specific demethylase 3A (KDM3A)	OTZYJ8VN	KDM3A_HUMAN	Increases Expression	[10]
Hypoxia-inducible lipid droplet-associated protein (HILPDA)	OTEID3ZM	HLPDA_HUMAN	Increases Expression	[10]
Insulin-induced gene 2 protein (INSIG2)	OTX4VY51	INSI2_HUMAN	Increases Expression	[10]
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⏷ Show the Full List of 34 DOT(s)

Indication(s) of Letrozole

Disease Entry	ICD 11	Status	REF
Estrogen-receptor positive breast cancer	N.A.	Approved	[3]
Hormonally-responsive breast cancer	2C60-2C65	Approved	[4]

Letrozole Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Aromatase (CYP19A1)	TTSZLWK	CP19A_HUMAN	Inhibitor	[16]
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Letrozole Interacts with 3 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[17]
Aromatase (CYP19A1)	DEQX145	CP19A_HUMAN	Metabolism	[18]
Cytochrome P450 2A6 (CYP2A6)	DEJVYAZ	CP2A6_HUMAN	Metabolism	[19]
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Letrozole Interacts with 18 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Aromatase (CYP19A1)	OTZ6XF74	CP19A_HUMAN	Decreases Activity	[20]
Cytochrome P450 3A4 (CYP3A4)	OTQGYY83	CP3A4_HUMAN	Increases Oxidation	[21]
Cytochrome P450 2A6 (CYP2A6)	OT52TWG3	CP2A6_HUMAN	Increases Oxidation	[21]
Adenylate kinase isoenzyme 1 (AK1)	OT614AR3	KAD1_HUMAN	Increases ADR	[22]
Dickkopf-related protein 1 (DKK1)	OTRDLUSP	DKK1_HUMAN	Increases Expression	[23]
Follitropin subunit beta (FSHB)	OTGLS283	FSHB_HUMAN	Increases Expression	[24]
Lutropin subunit beta (LHB)	OT5GBOVJ	LSHB_HUMAN	Increases Expression	[24]
Progesterone receptor (PGR)	OT0FZ3QE	PRGR_HUMAN	Decreases Expression	[25]
Leukemia inhibitory factor (LIF)	OTO46S5S	LIF_HUMAN	Increases Expression	[23]
Gap junction alpha-1 protein (GJA1)	OTT94MKL	CXA1_HUMAN	Decreases Expression	[26]
G1/S-specific cyclin-D1 (CCND1)	OT8HPTKJ	CCND1_HUMAN	Decreases Expression	[27]
G1/S-specific cyclin-D2 (CCND2)	OTDULQF9	CCND2_HUMAN	Decreases Expression	[27]
Cyclin-dependent kinase inhibitor 1 (CDKN1A)	OTQWHCZE	CDN1A_HUMAN	Increases Expression	[28]
Leukemia inhibitory factor receptor (LIFR)	OT36W9O5	LIFR_HUMAN	Increases Expression	[23]
Proliferation marker protein Ki-67 (MKI67)	OTA8N1QI	KI67_HUMAN	Decreases Expression	[25]
Small ribosomal subunit protein eS6 (RPS6)	OTT4D1LN	RS6_HUMAN	Decreases Phosphorylation	[27]
Lanosterol 14-alpha demethylase (CYP51A1)	OTAYHG9C	CP51A_HUMAN	Decreases Activity	[29]
Fibroblast growth factor 22 (FGF22)	OTVIX6J0	FGF22_HUMAN	Increases Expression	[23]
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⏷ Show the Full List of 18 DOT(s)

Test Results of This Drug Combination in Other Disease Systems

Indication	DrugCom ID	Cell Line	Status	REF
Invasive ductal carcinoma	DCG2336	BT-549	Investigative	[1]
Amelanotic melanoma	DC6OXI1	M14	Investigative	[30]
Amelanotic melanoma	DC1AQT8	MDA-MB-435	Investigative	[30]
Cutaneous melanoma	DCX4X0G	SK-MEL-5	Investigative	[30]
Cutaneous melanoma	DCAAN46	SK-MEL-28	Investigative	[30]
Glioma	DC9GV90	SF-268	Investigative	[30]
Non-small cell lung carcinoma	DCF5JU8	HOP-92	Investigative	[30]
Plasma cell myeloma	DCA0G8O	RPMI-8226	Investigative	[30]
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⏷ Show the Full List of 8 DrugCom(s)

References

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3	Letrozole 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: 5209).
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8	FDA label of Vandetanib. The 2020 official website of the U.S. Food and Drug Administration.
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14	Downregulation of hERG channel expression by tyrosine kinase inhibitors nilotinib and vandetanib predominantly contributes to arrhythmogenesis. Toxicol Lett. 2022 Jul 15;365:11-23. doi: 10.1016/j.toxlet.2022.06.001. Epub 2022 Jun 6.
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18	Double-blind, randomised, multicentre endocrine trial comparing two letrozole doses, in postmenopausal breast cancer patients. Eur J Cancer. 1999 Feb;35(2):208-13.
19	Letrozole concentration is associated with CYP2A6 variation but not with arthralgia in patients with breast cancer. Breast Cancer Res Treat. 2018 Nov;172(2):371-379.
20	Aromatase inhibition: translation into a successful therapeutic approach. Clin Cancer Res. 2005 Apr 15;11(8):2809-21. doi: 10.1158/1078-0432.CCR-04-2187.
21	Deactivation of anti-cancer drug letrozole to a carbinol metabolite by polymorphic cytochrome P450 2A6 in human liver microsomes. Xenobiotica. 2009 Nov;39(11):795-802. doi: 10.3109/00498250903171395.
22	ADReCS-Target: target profiles for aiding drug safety research and application. Nucleic Acids Res. 2018 Jan 4;46(D1):D911-D917. doi: 10.1093/nar/gkx899.
23	Clomiphene citrate versus letrozole: molecular analysis of the endometrium in women with polycystic ovary syndrome. Fertil Steril. 2011 Oct;96(4):1051-6. doi: 10.1016/j.fertnstert.2011.07.1092.
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29	Comparison of lanosterol-14 alpha-demethylase (CYP51) of human and Candida albicans for inhibition by different antifungal azoles. Toxicology. 2006 Nov 10;228(1):24-32. doi: 10.1016/j.tox.2006.08.007. Epub 2006 Aug 12.
30	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.