Page last updated: 2024-10-24

regulation of telomere maintenance

Definition

Target type: biologicalprocess

Any process that modulates the frequency, rate or extent of a process that affects and monitors the activity of telomeric proteins and the length of telomeric DNA. [GOC:mah]

Telomere maintenance is a critical process that ensures the stability and integrity of chromosomes, preventing cellular senescence and promoting genomic stability. It is regulated by a complex interplay of proteins and enzymes that act at the ends of chromosomes, known as telomeres.

Telomeres are repetitive DNA sequences that protect the ends of chromosomes from degradation and fusion, ensuring that the genetic information is not lost during DNA replication. They consist of tandem repeats of short nucleotide sequences, typically TTAGGG in humans, and associated proteins that form a protective cap.

**Regulation of Telomere Maintenance:**

**1. Telomere Replication:**
- During DNA replication, the DNA polymerase cannot fully replicate the very ends of linear chromosomes, leading to a gradual shortening of telomeres with each cell division.
- The enzyme telomerase, a reverse transcriptase, adds telomere repeats to the ends of chromosomes, compensating for the loss and maintaining telomere length.

**2. Telomere Length Regulation:**
- Telomerase activity is tightly regulated to ensure proper telomere length maintenance.
- Factors influencing telomerase activity include:
- **Cellular senescence:** As cells age, telomerase activity declines, leading to telomere shortening and eventually cellular senescence.
- **Cellular stress:** Stressful conditions, such as oxidative stress and DNA damage, can also affect telomerase activity.
- **Genetic factors:** Specific gene mutations can alter telomerase expression and activity.

**3. Telomere Protection and Stability:**
- Telomeres are protected by a complex of proteins, known as the shelterin complex, which binds to the telomeric DNA and prevents its recognition as a DNA break.
- Shelterin proteins play crucial roles in:
- **Telomere capping:** Preventing the activation of DNA repair pathways that would lead to telomere fusion and genomic instability.
- **Telomere replication:** Facilitating the recruitment of telomerase to telomeres.
- **Telomere length regulation:** Modulating telomerase activity and ensuring proper telomere length maintenance.

**4. Telomere Dysfunction and Disease:**
- Dysregulation of telomere maintenance can lead to telomere shortening, telomere uncapping, and genomic instability, contributing to various diseases, including:
- **Cancer:** Telomerase is often overexpressed in cancer cells, enabling them to maintain their telomeres and proliferate indefinitely.
- **Aging:** Telomere shortening is associated with aging and age-related diseases.
- **Progeria:** Genetic disorders that affect telomere maintenance can cause premature aging.

**Conclusion:**

The regulation of telomere maintenance is a complex process involving numerous factors that influence telomere length, stability, and function. Maintaining proper telomere homeostasis is essential for genomic stability, cellular proliferation, and overall health. Dysregulation of telomere maintenance can contribute to various diseases, highlighting the importance of understanding this critical biological process.'
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Proteins (4)

ProteinDefinitionTaxonomy
Myc proto-oncogene proteinA c-myc protein that is encoded in the genome of chicken. [OMA:P01109, PRO:DNx]Gallus gallus (chicken)
Histone deacetylase 8A histone deacetylase 8 that is encoded in the genome of human. [PRO:DNx, UniProtKB:Q9BY41]Homo sapiens (human)
Serine/threonine-protein kinase SMG1A serine/threonine-protein kinase SMG1 that is encoded in the genome of human. [PRO:DNx, UniProtKB:Q96Q15]Homo sapiens (human)
Myc proto-oncogene proteinA c-myc protein that is encoded in the genome of human. [PRO:CNA, UniProtKB:P01106]Homo sapiens (human)

Compounds (106)

CompoundDefinitionClassesRoles
gamma-aminobutyric acidgamma-aminobutyric acid : A gamma-amino acid that is butanoic acid with the amino substituent located at C-4.

gamma-Aminobutyric Acid: The most common inhibitory neurotransmitter in the central nervous system.
amino acid zwitterion;
gamma-amino acid;
monocarboxylic acid
human metabolite;
neurotransmitter;
Saccharomyces cerevisiae metabolite;
signalling molecule
butyric acidbutyrate : A short-chain fatty acid anion that is the conjugate base of butyric acid, obtained by deprotonation of the carboxy group.

butyric acid : A straight-chain saturated fatty acid that is butane in which one of the terminal methyl groups has been oxidised to a carboxy group.

Butyric Acid: A four carbon acid, CH3CH2CH2COOH, with an unpleasant odor that occurs in butter and animal fat as the glycerol ester.
fatty acid 4:0;
straight-chain saturated fatty acid
human urinary metabolite;
Mycoplasma genitalium metabolite
oxyquinolineOxyquinoline: An antiseptic with mild fungistatic, bacteriostatic, anthelmintic, and amebicidal action. It is also used as a reagent and metal chelator, as a carrier for radio-indium for diagnostic purposes, and its halogenated derivatives are used in addition as topical anti-infective agents and oral antiamebics.

quinolin-8-ol : A monohydroxyquinoline that is quinoline substituted by a hydroxy group at position 8. Its fungicidal properties are used for the control of grey mould on vines and tomatoes.
monohydroxyquinolineantibacterial agent;
antifungal agrochemical;
antiseptic drug;
iron chelator
aurintricarboxylic acidaurintricarboxylic acid : A member of the class of quinomethanes that is 3-methylidene-6-oxocyclohexa-1,4-diene-1-carboxylic acid in which the methylidene hydrogens are replaced by 4-carboxy-3-hydroxyphenyl groups. The trisodium salt is the biological stain 'chrome violet CG' while the triammonium salt is 'aluminon'.

Aurintricarboxylic Acid: A dye which inhibits protein biosynthesis at the initial stages. The ammonium salt (aluminon) is a reagent for the colorimetric estimation of aluminum in water, foods, and tissues.
monohydroxybenzoic acid;
quinomethanes;
tricarboxylic acid
fluorochrome;
histological dye;
insulin-like growth factor receptor 1 antagonist
bufexamacbufexamac : A hydroxamic acid derived from phenylacetamide in which the benzene moiety is substituted at C-4 by a butoxy group. It has anti-inflammatory, analgesic, and antipyretic properties.

Bufexamac: A benzeneacetamide with anti-inflammatory, analgesic, and antipyretic action. It is administered topically, orally, or rectally.
aromatic ether;
hydroxamic acid
antipyretic;
non-narcotic analgesic;
non-steroidal anti-inflammatory drug
celecoxiborganofluorine compound;
pyrazoles;
sulfonamide;
toluenes
cyclooxygenase 2 inhibitor;
geroprotector;
non-narcotic analgesic;
non-steroidal anti-inflammatory drug
ci 994tacedinaline : A benzamide obtained by formal condensation of the carboxy group of 4-acetamidobenzoic acid with one of the amino groups of 1,2-phenylenediamine. An oral cytostatic drug with impressive differential activity against leukemic cells and normal stem-cells. Also used in combination therapy for selected tumors including non-smoll cell lung, pancreatic, breast, and colorectal cancers.

tacedinaline: oral cytostatic drug with impressive differential activity against leukemic cells & normal stem-cells
acetamides;
benzamides;
substituted aniline
antineoplastic agent;
EC 3.5.1.98 (histone deacetylase) inhibitor
clioquinol5-chloro-7-iodoquinolin-8-ol : A monohydroxyquinoline that is quinolin-8-ol in which the hydrogens at positions 5 and 7 are replaced by chlorine and iodine, respectively. It has antibacterial and atifungal properties, and is used in creams for the treatment of skin infections. It has also been investigated as a chelator of copper and zinc ions for the possible treatment of Alzheimer's disease.

Clioquinol: A potentially neurotoxic 8-hydroxyquinoline derivative long used as a topical anti-infective, intestinal antiamebic, and vaginal trichomonacide. The oral preparation has been shown to cause subacute myelo-optic neuropathy and has been banned worldwide.
monohydroxyquinoline;
organochlorine compound;
organoiodine compound
antibacterial agent;
antifungal agent;
antimicrobial agent;
antineoplastic agent;
antiprotozoal drug;
chelator;
copper chelator
valproic acidvalproic acid : A branched-chain saturated fatty acid that comprises of a propyl substituent on a pentanoic acid stem.

Valproic Acid: A fatty acid with anticonvulsant and anti-manic properties that is used in the treatment of EPILEPSY and BIPOLAR DISORDER. The mechanisms of its therapeutic actions are not well understood. It may act by increasing GAMMA-AMINOBUTYRIC ACID levels in the brain or by altering the properties of VOLTAGE-GATED SODIUM CHANNELS.
branched-chain fatty acid;
branched-chain saturated fatty acid
anticonvulsant;
antimanic drug;
EC 3.5.1.98 (histone deacetylase) inhibitor;
GABA agent;
neuroprotective agent;
psychotropic drug;
teratogenic agent
fluconazolefluconazole : A member of the class of triazoles that is propan-2-ol substituted at position 1 and 3 by 1H-1,2,4-triazol-1-yl groups and at position 2 by a 2,4-difluorophenyl group. It is an antifungal drug used for the treatment of mucosal candidiasis and for systemic infections including systemic candidiasis, coccidioidomycosis, and cryptococcosis.

Fluconazole: Triazole antifungal agent that is used to treat oropharyngeal CANDIDIASIS and cryptococcal MENINGITIS in AIDS.
conazole antifungal drug;
difluorobenzene;
tertiary alcohol;
triazole antifungal drug
environmental contaminant;
P450 inhibitor;
xenobiotic
beta-thujaplicinbeta-thujaplicin : A monoterpenoid that is cyclohepta-2,4,6-trien-1-one substituted by a hydroxy group at position 2 and an isopropyl group at position 4. Isolated from Thuja plicata and Chamaecyparis obtusa, it exhibits antimicrobial activities.

beta-thujaplicin: structure
cyclic ketone;
enol;
monoterpenoid
antibacterial agent;
antifungal agent;
antineoplastic agent;
antiplasmodial drug;
plant metabolite
4-(dimethylamino)-n-(7-(hydroxyamino)-7-oxoheptyl)benzamide4-(dimethylamino)-N-(7-(hydroxyamino)-7-oxoheptyl)benzamide: structure in first source

4-(dimethylamino)-N-[7-(hydroxyamino)-7-oxoheptyl]benzamide : A benzamide resulting from the formal condensation of the carboxy group of 4-(dimethylamino)benzoic acid with the amino group of 7-amino-N-hydroxyheptanamide. It is a potent inhibitor of histone deacetylases and induces cell cycle arrest and apoptosis in several human cancer cell lines.
benzamides;
hydroxamic acid;
secondary carboxamide;
tertiary amino compound
antineoplastic agent;
apoptosis inducer;
EC 3.5.1.98 (histone deacetylase) inhibitor
mefenamic acidmefenamic acid : An aminobenzoic acid that is anthranilic acid in which one of the hydrogens attached to the nitrogen is replaced by a 2,3-dimethylphenyl group. Although classed as a non-steroidal anti-inflammatory drug, its anti-inflammatory properties are considered to be minor. It is used to relieve mild to moderate pain, including headaches, dental pain, osteoarthritis and rheumatoid arthritis.

Mefenamic Acid: A non-steroidal anti-inflammatory agent with analgesic, anti-inflammatory, and antipyretic properties. It is an inhibitor of cyclooxygenase.
aminobenzoic acid;
secondary amino compound
analgesic;
antipyretic;
antirheumatic drug;
EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor;
environmental contaminant;
non-steroidal anti-inflammatory drug;
xenobiotic
entinostatbenzamides;
carbamate ester;
primary amino compound;
pyridines;
substituted aniline
antineoplastic agent;
apoptosis inducer;
EC 3.5.1.98 (histone deacetylase) inhibitor
4-phenylbutyric acid4-phenylbutyric acid : A monocarboxylic acid the structure of which is that of butyric acid substituted with a phenyl group at C-4. It is a histone deacetylase inhibitor that displays anticancer activity. It inhibits cell proliferation, invasion and migration and induces apoptosis in glioma cells. It also inhibits protein isoprenylation, depletes plasma glutamine, increases production of foetal haemoglobin through transcriptional activation of the gamma-globin gene and affects hPPARgamma activation.

4-phenylbutyric acid: RN refers to the parent cpd
monocarboxylic acidantineoplastic agent;
apoptosis inducer;
EC 3.5.1.98 (histone deacetylase) inhibitor;
prodrug
pomiferinpomiferin: structure in first sourceisoflavanones
pyroxamidearomatic amide
suberoyl bis-hydroxamic acidsuberoyl bis-hydroxamic acid: antineoplastic, Histone Deacetylase inhibitorhydroxamic acid
scriptaidscriptide: provokes translocation of GLUT4 to increase glucose uptake; structure in first sourceisoquinolines
4-phenylbutyric acid, sodium saltsodium phenylbutyrate : The organic sodium salt of 4-phenylbutyric acid. A prodrug for phenylacetate, it is used to treat urea cycle disorders.organic sodium saltEC 3.5.1.98 (histone deacetylase) inhibitor;
geroprotector;
neuroprotective agent;
orphan drug;
prodrug
fenofibratebenzochromenone;
delta-lactone;
naphtho-alpha-pyrone
platelet aggregation inhibitor;
Sir2 inhibitor
imatinibaromatic amine;
benzamides;
N-methylpiperazine;
pyridines;
pyrimidines
antineoplastic agent;
apoptosis inducer;
tyrosine kinase inhibitor
vorinostatvorinostat : A dicarboxylic acid diamide comprising suberic (octanedioic) acid coupled to aniline and hydroxylamine. A histone deacetylase inhibitor, it is marketed under the name Zolinza for the treatment of cutaneous T cell lymphoma (CTCL).

Vorinostat: A hydroxamic acid and anilide derivative that acts as a HISTONE DEACETYLASE inhibitor. It is used in the treatment of CUTANEOUS T-CELL LYMPHOMA and SEZARY SYNDROME.
dicarboxylic acid diamide;
hydroxamic acid
antineoplastic agent;
apoptosis inducer;
EC 3.5.1.98 (histone deacetylase) inhibitor
2-thiosalicylic acid2-thiosalicylic acid: a degradation product of thimerosal; RN given refers to parent cpd

thiosalicylic acid : A sulfanylbenzoic acid that is the 2-sulfanyl derivative of benzoic acid.
sulfanylbenzoic acidantipyretic;
non-narcotic analgesic
methyl redmethyl red : An azo dye consisting of benzoic acid substituted at position 2 by a 4-[(dimethylamino)phenyl]diazenyl group.

methyl red: RN given refers to parent cpd; structure
benzohydroxamic acid
acetylcysteineN-acetyl-L-cysteine : An N-acetyl-L-amino acid that is the N-acetylated derivative of the natural amino acid L-cysteine.acetylcysteine;
L-cysteine derivative;
N-acetyl-L-amino acid
antidote to paracetamol poisoning;
antiinfective agent;
antioxidant;
antiviral drug;
ferroptosis inhibitor;
geroprotector;
human metabolite;
mucolytic;
radical scavenger;
vulnerary
camptothecinNSC 100880: carboxylate (opened lactone) form of camptothecin; RN refers to (S)-isomer; structure given in first sourcedelta-lactone;
pyranoindolizinoquinoline;
quinoline alkaloid;
tertiary alcohol
antineoplastic agent;
EC 5.99.1.2 (DNA topoisomerase) inhibitor;
genotoxin;
plant metabolite
daunorubicinanthracycline : Anthracyclines are polyketides that have a tetrahydronaphthacenedione ring structure attached by a glycosidic linkage to the amino sugar daunosamine.

daunorubicin : A natural product found in Actinomadura roseola.

Daunorubicin: A very toxic anthracycline aminoglycoside antineoplastic isolated from Streptomyces peucetius and others, used in treatment of LEUKEMIA and other NEOPLASMS.
aminoglycoside antibiotic;
anthracycline;
p-quinones;
tetracenequinones
antineoplastic agent;
bacterial metabolite
3-(2-pyridyl)-5,6-diphenyl-1,2,4-triazine1,2,4-triazines
ubenimexubenimex: growth inhibitor
osajinosajin: from Maclura pomiferaisoflavanones
tamibarotenetamibarotene : A dicarboxylic acid monoamide resulting from the condensation of one of the carboxy groups of terephthalic acid with the amino group of 5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-amine.

tamibarotene: has retinoid-binding activity
dicarboxylic acid monoamide;
retinoid;
tetralins
antineoplastic agent;
retinoic acid receptor alpha/beta agonist
avasimibemonoterpenoid
lapatinibfurans;
organochlorine compound;
organofluorine compound;
quinazolines
antineoplastic agent;
tyrosine kinase inhibitor
N-hydroxy-2-phenylacetamideacetamides
n-hydroxy-2,2-diphenylacetamideN-hydroxy-2,2-diphenylacetamide: a class IIa HDAC inhibitor; structure in first source
bortezomibamino acid amide;
L-phenylalanine derivative;
pyrazines
antineoplastic agent;
antiprotozoal drug;
protease inhibitor;
proteasome inhibitor
trapoxin atrapoxin B: from Helicoma ambiens; structure given in first source
e-z cinnamic acidcinnamic acid : A monocarboxylic acid that consists of acrylic acid bearing a phenyl substituent at the 3-position. It is found in Cinnamomum cassia.

trans-cinnamic acid : The E (trans) isomer of cinnamic acid
cinnamic acidplant metabolite
trichostatin atrichostatin A: chelates zinc ion in the active site of histone deacetylases, resulting in preventing histone unpacking so DNA is less available for transcription; do not confuse with TRICHOSANTHIN which is a protein; found in STREPTOMYCESantibiotic antifungal agent;
hydroxamic acid;
trichostatin
bacterial metabolite;
EC 3.5.1.98 (histone deacetylase) inhibitor;
geroprotector
resveratroltrans-resveratrol : A resveratrol in which the double bond has E configuration.resveratrolantioxidant;
phytoalexin;
plant metabolite;
quorum sensing inhibitor;
radical scavenger
cgp 60474substituted aniline
caffeic acidtrans-caffeic acid : The trans-isomer of caffeic acid.caffeic acidgeroprotector;
mouse metabolite
curcumincurcumin : A beta-diketone that is methane in which two of the hydrogens are substituted by feruloyl groups. A natural dyestuff found in the root of Curcuma longa.

Curcumin: A yellow-orange dye obtained from tumeric, the powdered root of CURCUMA longa. It is used in the preparation of curcuma paper and the detection of boron. Curcumin appears to possess a spectrum of pharmacological properties, due primarily to its inhibitory effects on metabolic enzymes.
aromatic ether;
beta-diketone;
diarylheptanoid;
enone;
polyphenol
anti-inflammatory agent;
antifungal agent;
antineoplastic agent;
biological pigment;
contraceptive drug;
dye;
EC 1.1.1.205 (IMP dehydrogenase) inhibitor;
EC 1.1.1.21 (aldehyde reductase) inhibitor;
EC 1.1.1.25 (shikimate dehydrogenase) inhibitor;
EC 1.6.5.2 [NAD(P)H dehydrogenase (quinone)] inhibitor;
EC 1.8.1.9 (thioredoxin reductase) inhibitor;
EC 2.7.10.2 (non-specific protein-tyrosine kinase) inhibitor;
EC 3.5.1.98 (histone deacetylase) inhibitor;
flavouring agent;
food colouring;
geroprotector;
hepatoprotective agent;
immunomodulator;
iron chelator;
ligand;
lipoxygenase inhibitor;
metabolite;
neuroprotective agent;
nutraceutical;
radical scavenger
chlorogenic acidcaffeoylquinic acid: Antiviral Agent; structure in first source

chlorogenate : A monocarboxylic acid anion that is the conjugate base of chlorogenic acid; major species at pH 7.3.
cinnamate ester;
tannin
food component;
plant metabolite
10074-g510074-G5: structure in first source
zd 6474CH 331: structure in first sourcearomatic ether;
organobromine compound;
organofluorine compound;
piperidines;
quinazolines;
secondary amine
antineoplastic agent;
tyrosine kinase inhibitor
desmethylanethol trithionedesmethylanethol trithione: metabolite of anethol trithione; structure given in first source
5-chloro-7-[(4-ethyl-1-piperazinyl)-(3-pyridinyl)methyl]-8-quinolinolorganochlorine compound;
quinolines
ex 5276-chloro-2,3,4,9-tetrahydro-1H-carbazole-1-carboxamide : A member of the class of carbazoles that is 2,3,4,9-tetrahydro-1H-carbazole which is substituted at position 1 by an aminocarbohyl group and at position 6 by a chlorine.

6-chloro-2,3,4,9-tetrahydro-1H-carbazole-1-carboxamide: structure in first source
carbazoles;
monocarboxylic acid amide;
organochlorine compound
sodium butyrateorganic sodium saltEC 3.5.1.98 (histone deacetylase) inhibitor;
geroprotector
5'-o-caffeoylquinic acidtrans-5-O-caffeoyl-D-quinic acid : A cinnamate ester obtained by formal condensation of the carboxy group of trans-caffeic acid with the 5-hydroxy group of quinic acid.cinnamate ester;
cyclitol carboxylic acid
plant metabolite
harmineharmine : A harmala alkaloid in which the harman skeleton is methoxy-substituted at C-7.

Harmine: Alkaloid isolated from seeds of PEGANUM HARMALA; ZYGOPHYLLACEAE. It is identical to banisterine, or telepathine, from Banisteria caapi and is one of the active ingredients of hallucinogenic drinks made in the western Amazon region from related plants. It has no therapeutic use, but (as banisterine) was hailed as a cure for postencephalitic PARKINSON DISEASE in the 1920's.
harmala alkaloidanti-HIV agent;
EC 1.4.3.4 (monoamine oxidase) inhibitor;
metabolite
aureusidinaureusidin : A hydroxyaurone that is aurone substituted by hydroxy groups at positions 4, 6, 3' and 4' respectively.

aureusidin: structure in first source
hydroxyauroneplant metabolite
romidepsindepsipeptide : A natural or synthetic compound having a sequence of amino and hydroxy carboxylic acid residues (usually alpha-amino and alpha-hydroxy acids), commonly but not necessarily regularly alternating.cyclodepsipeptide;
heterocyclic antibiotic;
organic disulfide
antineoplastic agent;
EC 3.5.1.98 (histone deacetylase) inhibitor
cinnamoylhydroxamic acidcinnamoylhydroxamic acid: RN given refers to parent cpd
3',4'-dihydroxyaurone3',4'-dihydroxyaurone : A hydroxyaurone that is aurone which is substituted by hydroxy groups at the 3' and 4' positions; major species at pH 7.3. It shows inhibitory activity against several isoforms of the histone deacetylase complex (HDAC).catechols;
hydroxyaurone
EC 3.5.1.98 (histone deacetylase) inhibitor
psammaplin apsammaplin A: isolated from marine sponges Poecillastra and Jaspis; structure in second source
trichostatin ctrichostatin C: glycosylated trichostatin A; structure given in first source; do not confuse with TRICHOSANTHINO-amino sugar;
trichostatin
laq824LAQ824: Histone deacetylase inhibitor
indigo carmine3,5-di-O-(E)-caffeoylquinic acid: from roots of Lychnophora ericoides; structure in first source

3,5-di-O-caffeoyl quinic acid : A carboxylic ester that is the diester obtained by the condensation of the hydroxy groups at positions 3 and 5 of (-)-quinic acid with the carboxy group of trans-caffeic acid. Isolated from Brazilian propolis and Suaeda glauca, it exhibits hepatoprotective and cytotoxic activities.
tanespimycinCP 127374: analog of herbimycin A1,4-benzoquinones;
ansamycin;
carbamate ester;
organic heterobicyclic compound;
secondary amino compound
antineoplastic agent;
apoptosis inducer;
Hsp90 inhibitor
pd 404182
tubacintubacin: inhibits histone deacetylase 6; structure in first source1,3-oxazoles
(3S,6S,9S,12R)-3-[(2S)-Butan-2-yl]-6-[(1-methoxyindol-3-yl)methyl]-9-(6-oxooctyl)-1,4,7,10-tetrazabicyclo[10.4.0]hexadecane-2,5,8,11-tetroneoligopeptide
belinostathydroxamic acid;
olefinic compound;
sulfonamide
antineoplastic agent;
EC 3.5.1.98 (histone deacetylase) inhibitor
sk-7041SK-7041: an antineoplastic agent; structure in first source
panobinostatpanobinostat : A hydroxamic acid obtained by formal condensation of the carboxy group of (2E)-3-[4-({[2-(2-methylindol-3-yl)ethyl]amino}methyl)phenyl]prop-2-enoic acid with the amino group of hydroxylamine. A histone deacetylase inhibitor used (as its lactate salt) in combination with bortezomib and dexamethasone for the treatment of multiple myeloma.

Panobinostat: An indole and hydroxamic acid derivative that acts as a HISTONE DEACETYLASE inhibitor. It is used as an antineoplastic agent in combination with BORTEZOMIB and DEXAMETHASONE for the treatment of MULTIPLE MYELOMA.
cinnamamides;
hydroxamic acid;
methylindole;
secondary amino compound
angiogenesis modulating agent;
antineoplastic agent;
EC 3.5.1.98 (histone deacetylase) inhibitor
hdac-42HDAC-42: structure in first sourceamidobenzoic acid
4-acetamido-N-(2-amino-5-thiophen-2-ylphenyl)benzamidebenzamides
n1-(2-aminophenyl)-n7-phenylheptanediamide
bml 210N1-(2-aminophenyl)-N8-phenyloctanediamide: InChIKey: RFLHBLWLFUFFDZ-UHFFFAOYSA-Ndicarboxylic acid diamideantineoplastic agent;
EC 3.5.1.98 (histone deacetylase) inhibitor
tws 119pyrroles
n-(2-amino-5-fluorobenzyl)-4-(n-(pyridine-3-acrylyl)aminomethyl)benzamide
givinostatcarbamate ester
mocetinostatmocetinostat : A benzamide obtained by formal condensation of the carboxy group of 4-({[4-(pyridin-3-yl)pyrimidin-2-yl]amino}methyl)benzoic acid with one of the amino groups of benzene-1,2-diamine. It is an orally active and isotype-selective HDAC inhibitor which exhibits antitumour activity (IC50 = 0.15, 0.29, 1.66 and 0.59 muM for HDAC1, HDAC2, HDAC3 and HDAC11).

mocetinostat: undergoing phase II clinical trials for treatment of cancer
aminopyrimidine;
benzamides;
pyridines;
secondary amino compound;
secondary carboxamide;
substituted aniline
antineoplastic agent;
apoptosis inducer;
autophagy inducer;
cardioprotective agent;
EC 3.5.1.98 (histone deacetylase) inhibitor;
hepatotoxic agent
methyl 3,5-di-o-caffeoyl quinate3,5-dicaffeoylquinic acid methyl ester: results suggest that the effect of 3,5-dicaffeoylquinic esters on CHS is associated with a decrease in the production of interleukins, but not with the inhibition of iNOS expression. Moreover, esterification of the carboxyl group at C-1 enhanced protection against tyrosine nitration in the skin

methyl 3,5-di-O-caffeoyl quinate : A methyl ester resulting from the formal condensation of the carboxy group of 3,5-di-O-caffeoyl quinic acid with methanol. Isolated from Suaeda glauca and Dichrocephala bicolor, it exhibits hepatoprotective activity.
r 306465
di-2-pyridylketone-4,4-dimethyl-3-thiosemicarbazone
quisinostatindoles
abexinostatabexinostat: structure in first sourcebenzofurans
chidamidebenzamides
hc toxin
azumamide eazumamide E: a natural cyclic tetrapeptide isolated from marine sponge Mycale izuensis; histone deacetylase inhibitor; structure in first source
cnf 20242-aminopurines;
aromatic ether;
organochlorine compound;
pyridines
antineoplastic agent;
Hsp90 inhibitor
N-(2-aminophenyl)-2-pyrazinecarboxamidearomatic amide
kd 5170KD 5170: a histone deacetylase inhibitor; structure in first source
pci 34051PCI 34051: an HDAC8 inhibitorindolecarboxamide
cudc 1017-(4-(3-ethynylphenylamino)-7-methoxyquinazolin-6-yloxy)-N-hydroxyheptanamide: a histone deacetylase inhibitor; structure in first source
largazolelargazole: an antiproliferative agent from Symploca; structure in first source
sgi-1027SGI-1027: inhibits DNA methyltransferase 1; structure in first source
N-[4-[3-[[[7-(hydroxyamino)-7-oxoheptyl]amino]-oxomethyl]-5-isoxazolyl]phenyl]carbamic acid tert-butyl esterCAY10603: a HDAC6 inhibitorcarbamate ester
trichostatin rktrichostatin RK: from Streptomyces sp. RK98-A74.; structure in first source
jq1 compoundcarboxylic ester;
organochlorine compound;
tert-butyl ester;
thienotriazolodiazepine
angiogenesis inhibitor;
anti-inflammatory agent;
antineoplastic agent;
apoptosis inducer;
bromodomain-containing protein 4 inhibitor;
cardioprotective agent;
ferroptosis inducer
tubastatin ahydroxamic acid;
pyridoindole;
tertiary amino compound
EC 3.5.1.98 (histone deacetylase) inhibitor
pracinostatpracinostat : A hydroxamic acid that is N-hydroxyacrylamide which is substituted at position 3 by a 2-butyl-1-[2-(diethylamino)ethyl]-1H-benzimidazol-5-yl group (the E isomer). An orally available pan-histone deacetylase inhibitor with demonstrated activity in the treatment of advanced solid tumours.benzimidazole;
hydroxamic acid;
olefinic compound;
tertiary amino compound
antimalarial;
antineoplastic agent;
apoptosis inducer;
EC 3.5.1.98 (histone deacetylase) inhibitor
acy-1215ricolinostat: an HDAC6 inhibitor; structure in first sourcepyrimidinecarboxylic acid
cudc-907
rgfp966
rg2833RG2833: a histone deacetylase inhibitor; structure in first source
mi-192MI-192: histone deacetylase 2 and 3 inhibitor; structure in first source
4-((1-butyl-3-phenylureido)methyl)-n-hydroxybenzamide4-((1-butyl-3-phenylureido)methyl)-N-hydroxybenzamide: inhibits HDAC6; structure in first source
osimertinibosimertinib : A member of the class of aminopyrimidines that is 4-(1-methylindol-3-yl)pyrimidin-2-amine in which one of the amino hydrogens is replaced by a 2-methoxy-4-[2-(dimethylamino)ethyl](methyl)amino-5-acrylamidophenyl group. Used (as the mesylate salt) for treatment of EGFR T790M mutation positive non-small cell lung cancer.

osimertinib: an EGFR tyrosine kinase inhibitor
acrylamides;
aminopyrimidine;
biaryl;
indoles;
monomethoxybenzene;
secondary amino compound;
secondary carboxamide;
substituted aniline;
tertiary amino compound
antineoplastic agent;
epidermal growth factor receptor antagonist
santacruzamate asantacruzamate A: HDAC2 inhibitor from the Panamanian marine cyanobacterium cf. Symploca sp.; structure in first sourceorganonitrogen compound;
organooxygen compound
kj-pyr-9KJ-Pyr-9: antineoplastic; structure in first source