LGD-1550

Identification

Generic Name
LGD-1550
DrugBank Accession Number
DB05785
Background

LGD-1550 is an orally-active synthetic aromatic retinoic acid agent with potential antineoplastic and chemopreventive activities.

Type
Small Molecule
Groups
Investigational
Structure
Weight
Average: 340.507
Monoisotopic: 340.24023027
Chemical Formula
C23H32O2
Synonyms
Not Available
External IDs
  • ALRT-1550
  • LGD-1550

Pharmacology

Indication

Investigated for use/treatment in cancer/tumors (unspecified).

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Pharmacodynamics

Not Available

Mechanism of action

LGD 1550 selectively binds to all three retinoic acid receptors (RAR-alpha, RAR-beta, and RAR-gamma), resulting in alterations in the expression of genes responsible for cell differentiation and proliferation. This agent also acts as an inhibitor of activator protein 1 (AP-1), a protein that mediates trophic responses and malignant transformation.

TargetActionsOrganism
URetinoic acid receptor alphaNot AvailableHumans
URetinoic acid receptor betaNot AvailableHumans
URetinoic acid receptor gammaNot AvailableHumans
UTranscription factor JunNot 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
Classification
Not classified
Affected organisms
Not Available

Chemical Identifiers

UNII
H62AOA2IYF
CAS number
178600-20-9
InChI Key
JMPZTWDLOGTBPM-OUQSKUGOSA-N
InChI
InChI=1S/C23H32O2/c1-16(12-21(24)25)10-9-11-17(2)18-13-19(22(3,4)5)15-20(14-18)23(6,7)8/h9-15H,1-8H3,(H,24,25)/b10-9+,16-12+,17-11+
IUPAC Name
(2E,4E,6E)-7-(3,5-di-tert-butylphenyl)-3-methylocta-2,4,6-trienoic acid
SMILES
C\C(\C=C\C=C(/C)C1=CC(=CC(=C1)C(C)(C)C)C(C)(C)C)=C/C(O)=O

References

General References
  1. Miller AB, Nettesheim P, Stewart BW: An International Evaluation of the Cancer-Preventive Potential of Nine Retinoids. Asian Pac J Cancer Prev. 2000;1(3):195-202. [Article]
PubChem Substance
347910230
ChemSpider
4450017
BindingDB
50052033
ChEMBL
CHEMBL89241
PDBe Ligand
ARL
PDB Entries
1nq7

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
Water Solubility0.000304 mg/mLALOGPS
logP7.54ALOGPS
logP6.82Chemaxon
logS-6ALOGPS
pKa (Strongest Acidic)4.57Chemaxon
Physiological Charge-1Chemaxon
Hydrogen Acceptor Count2Chemaxon
Hydrogen Donor Count1Chemaxon
Polar Surface Area37.3 Å2Chemaxon
Rotatable Bond Count6Chemaxon
Refractivity109.59 m3·mol-1Chemaxon
Polarizability41.93 Å3Chemaxon
Number of Rings1Chemaxon
Bioavailability1Chemaxon
Rule of FiveNoChemaxon
Ghose FilterNoChemaxon
Veber's RuleYesChemaxon
MDDR-like RuleNoChemaxon
Predicted ADMET Features
Not Available

Spectra

Mass Spec (NIST)
Not Available
Spectra
SpectrumSpectrum TypeSplash Key
Predicted MS/MS Spectrum - 10V, Positive (Annotated)Predicted LC-MS/MSsplash10-05fu-3029000000-32710d05d29a8fdd3382
Predicted MS/MS Spectrum - 10V, Negative (Annotated)Predicted LC-MS/MSsplash10-0002-0090000000-acc5e782b31480a89635
Predicted MS/MS Spectrum - 20V, Positive (Annotated)Predicted LC-MS/MSsplash10-052v-0191000000-74714fc849664b0254c6
Predicted MS/MS Spectrum - 20V, Negative (Annotated)Predicted LC-MS/MSsplash10-004j-0090000000-e07f9c193e19e6572eb3
Predicted MS/MS Spectrum - 40V, Negative (Annotated)Predicted LC-MS/MSsplash10-004i-0090000000-ce697d82937f95449a46
Predicted MS/MS Spectrum - 40V, Positive (Annotated)Predicted LC-MS/MSsplash10-0ab9-3960000000-f339ce81f0fa6e0c77a3
Predicted 1H NMR Spectrum1D NMRNot Applicable
Predicted 13C NMR Spectrum1D NMRNot Applicable
Chromatographic Properties
Collision Cross Sections (CCS)
AdductCCS Value (Å2)Source typeSource
[M-H]-209.63597
predicted
DeepCCS 1.0 (2019)
[M+H]+211.53136
predicted
DeepCCS 1.0 (2019)
[M+Na]+217.30994
predicted
DeepCCS 1.0 (2019)

Targets

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Kind
Protein
Organism
Humans
Pharmacological action
Unknown
General Function
Receptor for retinoic acid (PubMed:16417524, PubMed:19850744, PubMed:20215566, PubMed:21152046, PubMed:37478846). Retinoic acid receptors bind as heterodimers to their target response elements in response to their ligands, all-trans or 9-cis retinoic acid, and regulate gene expression in various biological processes (PubMed:28167758, PubMed:37478846, PubMed:21152046). The RXR/RAR heterodimers bind to the retinoic acid response elements (RARE) composed of tandem 5'-AGGTCA-3' sites known as DR1-DR5 (PubMed:19398580, PubMed:28167758). In the absence of ligand, the RXR-RAR heterodimers associate with a multiprotein complex containing transcription corepressors that induce histone deacetylation, chromatin condensation and transcriptional suppression (PubMed:16417524). On ligand binding, the corepressors dissociate from the receptors and associate with the coactivators leading to transcriptional activation (PubMed:19850744, PubMed:20215566, PubMed:9267036, PubMed:37478846). Formation of a complex with histone deacetylases might lead to inhibition of RARE DNA element binding and to transcriptional repression (PubMed:28167758). Transcriptional activation and RARE DNA element binding might be supported by the transcription factor KLF2 (PubMed:28167758). RARA plays an essential role in the regulation of retinoic acid-induced germ cell development during spermatogenesis (By similarity). Has a role in the survival of early spermatocytes at the beginning prophase of meiosis (By similarity). In Sertoli cells, may promote the survival and development of early meiotic prophase spermatocytes (By similarity). In concert with RARG, required for skeletal growth, matrix homeostasis and growth plate function (By similarity). Together with RXRA, positively regulates microRNA-10a expression, thereby inhibiting the GATA6/VCAM1 signaling response to pulsatile shear stress in vascular endothelial cells (PubMed:28167758). In association with HDAC3, HDAC5 and HDAC7 corepressors, plays a role in the repression of microRNA-10a and thereby promotes the inflammatory response (PubMed:28167758)
Specific Function
alpha-actinin binding
Gene Name
RARA
Uniprot ID
P10276
Uniprot Name
Retinoic acid receptor alpha
Molecular Weight
50770.805 Da
Kind
Protein
Organism
Humans
Pharmacological action
Unknown
General Function
Receptor for retinoic acid. Retinoic acid receptors bind as heterodimers to their target response elements in response to their ligands, all-trans or 9-cis retinoic acid, and regulate gene expression in various biological processes. The RXR/RAR heterodimers bind to the retinoic acid response elements (RARE) composed of tandem 5'-AGGTCA-3' sites known as DR1-DR5. In the absence or presence of hormone ligand, acts mainly as an activator of gene expression due to weak binding to corepressors (PubMed:12554770). The RXRA/RARB heterodimer can act as a repressor on the DR1 element and as an activator on the DR5 element (PubMed:29021580). In concert with RARG, required for skeletal growth, matrix homeostasis and growth plate function (By similarity)
Specific Function
DNA binding
Gene Name
RARB
Uniprot ID
P10826
Uniprot Name
Retinoic acid receptor beta
Molecular Weight
50488.63 Da
Kind
Protein
Organism
Humans
Pharmacological action
Unknown
General Function
Receptor for retinoic acid. Retinoic acid receptors bind as heterodimers to their target response elements in response to their ligands, all-trans or 9-cis retinoic acid, and regulate gene expression in various biological processes. The RAR/RXR heterodimers bind to the retinoic acid response elements (RARE) composed of tandem 5'-AGGTCA-3' sites known as DR1-DR5. In the absence of ligand, acts mainly as an activator of gene expression due to weak binding to corepressors. Required for limb bud development. In concert with RARA or RARB, required for skeletal growth, matrix homeostasis and growth plate function (By similarity)
Specific Function
chromatin binding
Gene Name
RARG
Uniprot ID
P13631
Uniprot Name
Retinoic acid receptor gamma
Molecular Weight
50341.405 Da
References
  1. Berman HM, Westbrook J, Feng Z, Gilliland G, Bhat TN, Weissig H, Shindyalov IN, Bourne PE: The Protein Data Bank. Nucleic Acids Res. 2000 Jan 1;28(1):235-42. [Article]
Kind
Protein
Organism
Humans
Pharmacological action
Unknown
General Function
Transcription factor that recognizes and binds to the AP-1 consensus motif 5'-TGA[GC]TCA-3' (PubMed:10995748, PubMed:22083952). Heterodimerizes with proteins of the FOS family to form an AP-1 transcription complex, thereby enhancing its DNA binding activity to the AP-1 consensus sequence 5'-TGA[GC]TCA-3' and enhancing its transcriptional activity (By similarity). Together with FOSB, plays a role in activation-induced cell death of T cells by binding to the AP-1 promoter site of FASLG/CD95L, and inducing its transcription in response to activation of the TCR/CD3 signaling pathway (PubMed:12618758). Promotes activity of NR5A1 when phosphorylated by HIPK3 leading to increased steroidogenic gene expression upon cAMP signaling pathway stimulation (PubMed:17210646). Involved in activated KRAS-mediated transcriptional activation of USP28 in colorectal cancer (CRC) cells (PubMed:24623306). Binds to the USP28 promoter in colorectal cancer (CRC) cells (PubMed:24623306)
Specific Function
cAMP response element binding
Gene Name
JUN
Uniprot ID
P05412
Uniprot Name
Transcription factor Jun
Molecular Weight
35675.32 Da

Drug created at November 18, 2007 18:27 / Updated at March 26, 2021 03:54