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Drug Details

General Information of the Drug (ID: DR5175)
Name
Difluoromethylornithine
Synonyms
EFLORNITHINE; 70052-12-9; Ornidyl; 2-(Difluoromethyl)ornithine; dfmo; Difluoromethylornithine; 2,5-diamino-2-(difluoromethyl)pentanoic acid; Vaniqa; alpha-Difluoromethylornithine; alpha-(Difluoromethyl)-DL-ornithine; 67037-37-0; 2-(Difluoromethyl)-DL-ornithine; Difluromethylornithine; Eflornithine free base; RMI 71782; (RS)-eflornithine; DL-.alpha.-Difluoromethylornithine; CHEMBL830; DFMO HCl; CHEBI:41948; 70052-12-9 (free base); NSC337250; Eflornithinum; Eflornitina; Eflornithinum [Latin]; Eflornitina [Spanish]; 2,5-diamino-2-(difluoromethyl)pentanoic acid.; .alpha.-DFMO HCl; DFMO (growth regulator); Eflornithine [INN:BAN]; L-DFMO;L-RMI71782;L-alpha-difluoromethylornithine; DL-alpha-(Difluoromethyl)ornithine; DL-Ornithine, monohydrochloride; MDL 71782; Eflornithine (INN); CCRIS 3295; Ornithine, 2-(difluoromethyl)-; NSC-337250; 70050-56-5; DL-Ornithine, 2-(difluoromethyl)-; BRN 2250529; alpha,delta-Diamino-alpha-(difluoromethyl)valeric acid; D-Ornithine, 2-(difluoromethyl)-; C6H12F2N2O2; HSDB 7923; alpha-DFMO; 66640-93-5; RFI 7178; ACMC-20m6r1; Lopac0_000429; SCHEMBL26327; GTPL5176; 2-(difluoromethyl)-L-ornithine; alpha-difluoromethyl-dl-ornithine; DTXSID3020467; H-DL-(a-Difluoromethyl)Orn-OH; BCP10516; HY-B0744; 2-(difluoromethyl)ornithine (DMFO); BDBM50028197; HSCI1_000267; KM1060; MFCD00221766; AKOS006281180; CCG-204521; DB06243; SDCCGSBI-0050414.P002; NCGC00015316-02; NCGC00015316-03; NCGC00015316-06; NCGC00015316-15; NCGC00162152-01; K100; 2-difluoromethyl-2,5-diaminopentanoic acid; DB-055371; FT-0630795; FT-0720946; FT-0775156; 2-(difluoromethyl)-2,5-diaminopentanoic acid;; C07997; D07883; 020E916; Q424751; (RS)-2,5-diamino-2-(difluoromethyl)pentanoic acid; DFMO;MDL71782;RMI71782;; A-difluoromethylornithine
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Molecular Type
Small molecule
Disease African trypanosomiasis [ICD-11: 1F51] Approved [1]
Structure
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2D MOL

3D MOL

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Formula
C6H12F2N2O2
PubChem CID
3009
Canonical SMILES
C(CC(C(F)F)(C(=O)O)N)CN
InChI
1S/C6H12F2N2O2/c7-4(8)6(10,5(11)12)2-1-3-9/h4H,1-3,9-10H2,(H,11,12)
InChIKey
VLCYCQAOQCDTCN-UHFFFAOYSA-N
CAS Number
CAS 70052-12-9
ChEBI ID
CHEBI:41948
TTD Drug ID
D0X7JR
Combinatorial Therapeutic Effect(s) Validated Clinically or Experimentally
    α. A List of Natural Product(s) Able to Enhance the Efficacy of This Drug
          Thymoquinone      Nigella sativa     Click to Show/Hide the Molecular Data of This NP
                 Achieving Therapeutic Synergy     Click to Show/Hide
                    Representative Experiment Reporting the Effect of This Combination [2]
                    Detail(s)  Combination Info  click to show the detail info of this combination
                    Molecule(s)
                    Regulation
Down-regulation Expression DNMT1  Molecule Info 
Pathway MAP
Down-regulation Expression HDAC1  Molecule Info 
Pathway MAP
Down-regulation Expression UHRF1  Molecule Info 
Pathway MAP
                    In-vitro Model Jurkat CVCL_0065 T acute lymphoblastic leukemia Homo sapiens
                    Experimental
                    Result(s)
Thymoquinone and difluoromethylornithine (DFMO) synergistically induce apoptosis of human acute T lymphoblastic leukemia jurkat cells through the modulation of epigenetic pathways.
Target and Pathway
Target(s) Ornithine decarboxylase (ODC1)  Molecule Info  [3]
BioCyc Putrescine biosynthesis I Click to Show/Hide
NetPath Pathway TCR Signaling Pathway Click to Show/Hide
2 IL2 Signaling Pathway
3 TGF_beta_Receptor Signaling Pathway
Panther Pathway Ornithine degradation Click to Show/Hide
2 CCKR signaling map ST
Pathwhiz Pathway Spermidine and Spermine Biosynthesis Click to Show/Hide
Pathway Interaction Database Validated targets of C-MYC transcriptional activation Click to Show/Hide
References
Reference 1 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: 5176).
Reference 2 Thymoquinone and Difluoromethylornithine (DFMO) Synergistically Induce Apoptosis of Human Acute T Lymphoblastic Leukemia Jurkat Cells Through the Modulation of Epigenetic Pathways. Technol Cancer Res Treat. Jan-Dec 2020;19:1533033820947489.
Reference 3 Plasmodium falciparum and Plasmodium berghei: effects of ornithine decarboxylase inhibitors on erythrocytic schizogony. Exp Parasitol. 1987 Oct;64(2):237-43.
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Cite NPCDR
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Correspondence

X. N. Sun, Y. T. Zhang, Y. Zhou, X. C. Lian, L. L. Yan, T. Pan, T. Jin, H. Xie, Z. M. Liang, W. Q. Qiu, J. X. Wang, Z. R. Li, F. Zhu*, X. B. Sui*. NPCDR: natural product-based drug combination and its disease-specific molecular regulation. Nucleic Acids Research. 50(D1): 1324-1333 (2020). PMID: 34664659

Prof. Feng ZHU  (zhufeng@zju.edu.cn)

College of Pharmaceutical Sciences, Zhejiang University, Hangzhou, China


Prof. Xinbing SUI  (hzzju@hznu.edu.cn)

School of Pharmacy and Department of Medical Oncology, the Affiliated Hospital of Hangzhou Normal University, Hangzhou Normal University, Hangzhou, China