Molecule Details
InChIKeyZFXYFBGIUFBOJW-UHFFFAOYSA-N
Compound NameTheophylline
Canonical SMILESCn1c(=O)c2nc[nH]c2n(C)c1=O
Clinical Status Data-mined Candidate
Targets (Human+Pathogen)3
Pfam Stratification Homologous
Avg pChEMBL8.76
SourceChEMBL;BindingDB
2D Structure
2D structure
Activity Profile
DrugBank Annotations
DrugBank ID DB00277
Drug NameTheophylline
CAS Number58-55-9
Groups approved investigational
ATC Codes R03DA54 R03DA74 R03DA20 R03DA04 R03DB04
DescriptionA methylxanthine derivative from tea with diuretic, smooth muscle relaxant, bronchial dilation, cardiac and central nervous system stimulant activities. Mechanistically, theophylline acts as a phosphodiesterase inhibitor, adenosine receptor blocker, and histone deacetylase activator. Theophylline is...

Categories: Agents that reduce seizure threshold Alkaloids Anti-Asthmatic Agents Autonomic Agents Bronchodilator Agents Cardiovascular Agents Cytochrome P-450 CYP1A1 Substrates Cytochrome P-450 CYP1A2 Substrates Cytochrome P-450 CYP1A2 Substrates with a Narrow Therapeutic Index Cytochrome P-450 CYP2C8 Substrates Cytochrome P-450 CYP2D6 Substrates Cytochrome P-450 CYP2D6 Substrates with a Narrow Therapeutic Index Cytochrome P-450 CYP2E1 Substrates Cytochrome P-450 CYP2E1 Substrates with a Narrow Therapeutic Index Cytochrome P-450 CYP3A Substrates Cytochrome P-450 CYP3A4 Substrates Cytochrome P-450 CYP3A4 Substrates with a Narrow Therapeutic Index Cytochrome P-450 Substrates Drugs for Obstructive Airway Diseases Enzyme Inhibitors Heterocyclic Compounds, Fused-Ring Narrow Therapeutic Index Drugs Neurotransmitter Agents Peripheral Nervous System Agents Phosphodiesterase 5 Inhibitors Phosphodiesterase Inhibitors Purinergic Agents Purinergic Antagonists Purinergic P1 Receptor Antagonists Purines Purinones Respiratory Smooth Muscle Relaxants Respiratory System Agents Vasodilating Agents Xanthine derivatives Xanthines and Adrenergics
Cross-references: BindingDB: 82053 ChEBI: 28177 CHEMBL190 ChemSpider: 2068 Drugs Product Database (DPD): 231 Guide to Pharmacology: 413 IUPHAR: 413 C07130 D00371 PDB: TEP PharmGKB: PA451647 PubChem:2153 PubChem:46505949 RxCUI: 10438 Therapeutic Targets Database: DAP000002 Wikipedia: Theophylline ZINC: ZINC000018043251
Target Activities (3)
Target Gene Organism Category Pfam pChEMBL Type Source
P29274 ADORA2A Homo sapiens Human PF00001 9.2 Ki ChEMBL;BindingDB
P30542 ADORA1 Homo sapiens Human PF00001 9.2 Ki ChEMBL;BindingDB
P0DMS8 ADORA3 Homo sapiens Human PF00001 7.8 Ki ChEMBL;BindingDB
DrugBank Target Actions (22)
Target Gene Target Name Action Type
P00813 ADA Adenosine deaminase inducer enzymes
P00813 ADA Adenosine deaminase inhibitor enzymes
P04798 CYP1A1 Cytochrome P450 1A1 inhibitor enzymes
P04798 CYP1A1 Cytochrome P450 1A1 substrate enzymes
P05177 CYP1A2 Cytochrome P450 1A2 substrate enzymes
P05181 CYP2E1 Cytochrome P450 2E1 substrate enzymes
P08684 CYP3A4 Cytochrome P450 3A4 substrate enzymes
P10635 CYP2D6 Cytochrome P450 2D6 substrate enzymes
Q16678 CYP1B1 Cytochrome P450 1B1 substrate enzymes
Q92769 HDAC2 Histone deacetylase 2 activator targets
P29274 ADORA2A Adenosine receptor A2a antagonist targets
P29275 ADORA2B Adenosine receptor A2b antagonist targets
P30542 ADORA1 Adenosine receptor A1 antagonist targets
Q99829 Q99829 Copine-1 binder targets
O76074 PDE5A cGMP-specific 3',5'-cyclic phosphodiesterase inhibitor targets
P09874 PARP1 Poly [ADP-ribose] polymerase 1 inhibitor targets
P21589 NT5E 5'-nucleotidase inhibitor targets
P27815 PDE4A 3',5'-cyclic-AMP phosphodiesterase 4A inhibitor targets
Q07343 PDE4B 3',5'-cyclic-AMP phosphodiesterase 4B inhibitor targets
Q14432 PDE3A cGMP-inhibited 3',5'-cyclic phosphodiesterase 3A inhibitor targets
Q7Z5B4 Q7Z5B4 Protein RIC-3 modulator targets
Q9Y694 Q9Y694 Solute carrier family 22 member 7 inhibitor transporters