R112

Identification

Generic Name
R112
DrugBank Accession Number
DB06252
Background

R112 is an investigational compound developed to treat Allergic Rhinitis. It's mechanism of action is to inhibit SYK kinase.

Type
Small Molecule
Groups
Investigational
Structure
Weight
Average: 312.304
Monoisotopic: 312.102253838
Chemical Formula
C16H13FN4O2
Synonyms
  • 3-((5-FLUORO-2-(3-HYDROXYANILINO)PYRIMIDIN-4-YL)AMINO)PHENOL
  • 3,3'-((5-FLUORO-2,4-PYRIMIDINEDIYL)DIIMINO)BIS(PHENOL)
  • PHENOL, 3,3'-((5-FLUORO-2,4-PYRIMIDINEDIYL)DIIMINO)BIS-
External IDs
  • R-921218

Pharmacology

Indication

Investigated for use/treatment in allergic rhinitis.

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Contraindications & Blackbox Warnings
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Pharmacodynamics

Not Available

Mechanism of action
TargetActionsOrganism
UTyrosine-protein kinase SYKNot AvailableHumans
Absorption

Not Available

Volume of distribution

Not Available

Protein binding

Not Available

Metabolism
Not Available
Route of elimination

Not Available

Half-life

Not Available

Clearance

Not Available

Adverse Effects
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Toxicity

Not Available

Pathways
Not Available
Pharmacogenomic Effects/ADRs
Not Available

Interactions

Drug Interactions
This information should not be interpreted without the help of a healthcare provider. If you believe you are experiencing an interaction, contact a healthcare provider immediately. The absence of an interaction does not necessarily mean no interactions exist.
Not Available
Food Interactions
Not Available

Categories

Drug Categories
Not Available
Classification
Not classified
Affected organisms
Not Available

Chemical Identifiers

UNII
Y7W5AL9KHB
CAS number
575474-82-7
InChI Key
TVKGTSHBQZEFEE-UHFFFAOYSA-N
InChI
InChI=1S/C16H13FN4O2/c17-14-9-18-16(20-11-4-2-6-13(23)8-11)21-15(14)19-10-3-1-5-12(22)7-10/h1-9,22-23H,(H2,18,19,20,21)
IUPAC Name
SMILES
OC1=CC=CC(NC2=NC=C(F)\C(N2)=N/C2=CC(O)=CC=C2)=C1

References

General References
  1. Rossi AB, Herlaar E, Braselmann S, Huynh S, Taylor V, Frances R, Issakani SD, Argade A, Singh R, Payan DG, Masuda ES: Identification of the Syk kinase inhibitor R112 by a human mast cell screen. J Allergy Clin Immunol. 2006 Sep;118(3):749-55. Epub 2006 Jul 28. [Article]
ChemSpider
8080508
BindingDB
50249090
ChEMBL
CHEMBL515271
ZINC
ZINC000003817467
Wikipedia
R112_road_(Ireland)

Clinical Trials

Clinical Trials
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Pharmacoeconomics

Manufacturers
Not Available
Packagers
Not Available
Dosage Forms
Not Available
Prices
Not Available
Patents
Not Available

Properties

State
Solid
Experimental Properties
Not Available
Predicted Properties
PropertyValueSource
Predicted ADMET Features
Not Available

Spectra

Mass Spec (NIST)
Not Available
Spectra
Not Available
Chromatographic Properties
Collision Cross Sections (CCS)
Not Available

Targets

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Kind
Protein
Organism
Humans
Pharmacological action
Unknown
General Function
Non-receptor tyrosine kinase which mediates signal transduction downstream of a variety of transmembrane receptors including classical immunoreceptors like the B-cell receptor (BCR). Regulates several biological processes including innate and adaptive immunity, cell adhesion, osteoclast maturation, platelet activation and vascular development (PubMed:12387735, PubMed:33782605). Assembles into signaling complexes with activated receptors at the plasma membrane via interaction between its SH2 domains and the receptor tyrosine-phosphorylated ITAM domains. The association with the receptor can also be indirect and mediated by adapter proteins containing ITAM or partial hemITAM domains. The phosphorylation of the ITAM domains is generally mediated by SRC subfamily kinases upon engagement of the receptor. More rarely signal transduction via SYK could be ITAM-independent. Direct downstream effectors phosphorylated by SYK include DEPTOR, VAV1, PLCG1, PI-3-kinase, LCP2 and BLNK (PubMed:12456653, PubMed:15388330, PubMed:34634301, PubMed:8657103). Initially identified as essential in B-cell receptor (BCR) signaling, it is necessary for the maturation of B-cells most probably at the pro-B to pre-B transition (PubMed:12456653). Activated upon BCR engagement, it phosphorylates and activates BLNK an adapter linking the activated BCR to downstream signaling adapters and effectors. It also phosphorylates and activates PLCG1 and the PKC signaling pathway. It also phosphorylates BTK and regulates its activity in B-cell antigen receptor (BCR)-coupled signaling. In addition to its function downstream of BCR also plays a role in T-cell receptor signaling. Plays also a crucial role in the innate immune response to fungal, bacterial and viral pathogens. It is for instance activated by the membrane lectin CLEC7A. Upon stimulation by fungal proteins, CLEC7A together with SYK activates immune cells inducing the production of ROS. Also activates the inflammasome and NF-kappa-B-mediated transcription of chemokines and cytokines in presence of pathogens. Regulates neutrophil degranulation and phagocytosis through activation of the MAPK signaling cascade (By similarity). Required for the stimulation of neutrophil phagocytosis by IL15 (PubMed:15123770). Also mediates the activation of dendritic cells by cell necrosis stimuli. Also involved in mast cells activation. Involved in interleukin-3/IL3-mediated signaling pathway in basophils (By similarity). Also functions downstream of receptors mediating cell adhesion (PubMed:12387735). Relays for instance, integrin-mediated neutrophils and macrophages activation and P-selectin receptor/SELPG-mediated recruitment of leukocytes to inflammatory loci. Also plays a role in non-immune processes. It is for instance involved in vascular development where it may regulate blood and lymphatic vascular separation. It is also required for osteoclast development and function. Functions in the activation of platelets by collagen, mediating PLCG2 phosphorylation and activation. May be coupled to the collagen receptor by the ITAM domain-containing FCER1G. Also activated by the membrane lectin CLEC1B that is required for activation of platelets by PDPN/podoplanin. Involved in platelet adhesion being activated by ITGB3 engaged by fibrinogen. Together with CEACAM20, enhances production of the cytokine CXCL8/IL-8 via the NFKB pathway and may thus have a role in the intestinal immune response (By similarity)
Specific Function
Atp binding
Gene Name
SYK
Uniprot ID
P43405
Uniprot Name
Tyrosine-protein kinase SYK
Molecular Weight
72065.76 Da
References
  1. Masuda ES, Schmitz J: Syk inhibitors as treatment for allergic rhinitis. Pulm Pharmacol Ther. 2008;21(3):461-7. Epub 2007 Jun 28. [Article]
  2. Rossi AB, Herlaar E, Braselmann S, Huynh S, Taylor V, Frances R, Issakani SD, Argade A, Singh R, Payan DG, Masuda ES: Identification of the Syk kinase inhibitor R112 by a human mast cell screen. J Allergy Clin Immunol. 2006 Sep;118(3):749-55. Epub 2006 Jul 28. [Article]

Drug created at March 19, 2008 16:19 / Updated at August 02, 2024 07:12