Details of the Drug Combination

General Information of Drug Combination (ID: DCBS7DU)

Drug Combination Name

Alvespimycin hydrochloride ZSTK474

Indication

Disease Entry	Status	REF
Hepatoblastoma	Investigative	[1]

Component Drugs

Alvespimycin hydrochloride DM6KU93

ZSTK474 DMVIMQX

Small molecular drug

2D MOL

3D MOL

High-throughput Screening Result

Testing Cell Line: HB3

Zero Interaction Potency (ZIP) Score: 2.586

Bliss Independence Score: 5.282

Loewe Additivity Score: 1.641

LHighest Single Agent (HSA) Score: 2.06

Molecular Interaction Atlas of This Drug Combination

Molecular Interaction Atlas (MIA)

Indication(s) of Alvespimycin hydrochloride

Disease Entry	ICD 11	Status	REF
Ovarian cancer	2C73	Phase 1	[2]
Refractory hematologic malignancy	2A85.5	Phase 1	[2]

Alvespimycin hydrochloride Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Heat shock protein 90 alpha (HSP90A)	TT78R5H	HS90A_HUMAN	Inhibitor	[4]
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Indication(s) of ZSTK474

Disease Entry	ICD 11	Status	REF
Solid tumour/cancer	2A00-2F9Z	Phase 1	[3]

ZSTK474 Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
PI3-kinase gamma (PIK3CG)	TTHBTOP	PK3CG_HUMAN	Modulator	[5]
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ZSTK474 Interacts with 5 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit delta isoform (PIK3CD)	OTOMP6TH	PK3CD_HUMAN	Decreases Activity	[6]
RAC-alpha serine/threonine-protein kinase (AKT1)	OT8H2YY7	AKT1_HUMAN	Decreases Phosphorylation	[6]
Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform (PIK3CA)	OTTOMI8J	PK3CA_HUMAN	Decreases Activity	[6]
Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit beta isoform (PIK3CB)	OTO8JQJA	PK3CB_HUMAN	Decreases Activity	[6]
Small ribosomal subunit protein eS6 (RPS6)	OTT4D1LN	RS6_HUMAN	Decreases Phosphorylation	[7]
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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	ClinicalTrials.gov (NCT00089271) 17-DMAG in Treating Patients With Metastatic or Unresectable Solid Tumors or Lymphomas. U.S. National Institutes of Health.
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: 7965).
4	Stage 1 testing and pharmacodynamic evaluation of the HSP90 inhibitor alvespimycin (17-DMAG, KOS-1022) by the pediatric preclinical testing program. Pediatr Blood Cancer. 2008 Jul;51(1):34-41.
5	Combination of the PI3K inhibitor ZSTK474 with a PSMA-targeted immunotoxin accelerates apoptosis and regression of prostate cancer. Neoplasia. 2013 Oct;15(10):1172-83.
6	Synthesis and biological evaluation of novel analogues of the pan class I phosphatidylinositol 3-kinase (PI3K) inhibitor 2-(difluoromethyl)-1-[4,6-di(4-morpholinyl)-1,3,5-triazin-2-yl]-1H-benzimidazole (ZSTK474). J Med Chem. 2011 Oct 27;54(20):7105-26. doi: 10.1021/jm200688y. Epub 2011 Sep 27.
7	The dual pathway inhibitor rigosertib is effective in direct patient tumor xenografts of head and neck squamous cell carcinomas. Mol Cancer Ther. 2013 Oct;12(10):1994-2005. doi: 10.1158/1535-7163.MCT-13-0206. Epub 2013 Jul 19.