Details of the Drug Combination

General Information of Drug Combination (ID: DCS120I)

• Drug Combination Name: NITD609 + Clindamycin
• Indication: Hepatoblastoma; Status: Investigative [1]
• Component Drugs:
  NITD609 (DMQHBSX): Small molecular drug
  Clindamycin (DM15HL8): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: HB3
  Zero Interaction Potency (ZIP) Score: 4.322
  Bliss Independence Score: 3.54
  Loewe Additivity Score: 2.355
  LHighest Single Agent (HSA) Score: 3.285

Molecular Interaction Atlas of This Drug Combination

Indication(s) of NITD609

Disease Entry	ICD 11	Status	REF
Malaria	1F40-1F45	Phase 2	[2]

NITD609 Interacts with 2 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Voltage-gated potassium channel Kv11.1 (KCNH2)	TTQ6VDM	KCNH2_HUMAN	Inhibitor	[5]
Adenosine A3 receptor (ADORA3)	TTJFY5U	AA3R_HUMAN	Inhibitor	[5]

Indication(s) of Clindamycin

Disease Entry	ICD 11	Status	REF
Acne vulgaris	ED80	Approved	[3]
Aspiration pneumonia	N.A.	Approved	[4]
Bacteremia	1A73	Approved	[4]
Bacterial vaginosis	MF3A	Approved	[4]
Pleural empyema	N.A.	Approved	[4]
Staphylococcal pneumonia	N.A.	Approved	[4]
Staphylococcus aureus infection	N.A.	Approved	[4]
Streptococcal pneumonia	N.A.	Approved	[4]
Pelvic inflammatory disease	GA05	Investigative	[4]

Clindamycin Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Bacterial 50S ribosomal RNA (Bact 50S rRNA)	TTUWYEA	NOUNIPROTAC	Binder	[6]

Clindamycin Interacts with 2 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[7]
Beta-lactamase (blaB)	DEMSNER	A4LA84_EDWTA	Metabolism	[8]

Clindamycin Interacts with 4 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	OTQGYY83	CP3A4_HUMAN	Increases Expression	[9]
HLA class II histocompatibility antigen, DRB1 beta chain (HLA-DRB1)	OTRGGIFP	DRB1_HUMAN	Affects Expression	[10]
HLA class I histocompatibility antigen, alpha chain E (HLA-E)	OTX1CTFB	HLAE_HUMAN	Affects Expression	[10]
Collagenase 3 (MMP13)	OTY8BZIE	MMP13_HUMAN	Increases Expression	[11]

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 (NCT01836458) A Study to Find the Minimum Inhibitory Concentration of KAE609 in Adult Male Patients With P. Falciparum Monoinfection. U.S. National Institutes of Health.
• [3] Drugs@FDA. U.S. Food and Drug Administration. U.S. Department of Health & Human Services. 2015
• [4] Clindamycin FDA Label
• [5] Spiroindolones, a potent compound class for the treatment of malaria. Science. 2010 Sep 3;329(5996):1175-80.
• [6] Structural basis for the interaction of antibiotics with the peptidyl transferase centre in eubacteria. Nature. 2001 Oct 25;413(6858):814-21.
• [7] In vitro metabolism of clindamycin in human liver and intestinal microsomes. Drug Metab Dispos. 2003 Jul;31(7):878-87.
• [8] Comparison of antimicrobial susceptibility, beta-lactamase production, plasmid analysis and serum bactericidal activity in Edwardsiella tarda, E. ictaluri and E. hoshinae. J Med Microbiol. 1993 Oct;39(4):273-81.
• [9] A comprehensive in vitro and in silico analysis of antibiotics that activate pregnane X receptor and induce CYP3A4 in liver and intestine. Drug Metab Dispos. 2008 Aug;36(8):1689-97.
• [10] Systems pharmacological analysis of drugs inducing stevens-johnson syndrome and toxic epidermal necrolysis. Chem Res Toxicol. 2015 May 18;28(5):927-34. doi: 10.1021/tx5005248. Epub 2015 Apr 3.
• [11] Chloramphenicol causes mitochondrial stress, decreases ATP biosynthesis, induces matrix metalloproteinase-13 expression, and solid-tumor cell invasion. Toxicol Sci. 2010 Jul;116(1):140-50. doi: 10.1093/toxsci/kfq085. Epub 2010 Mar 25.