Page last updated: 2024-10-24

cell fate specification

Definition

Target type: biologicalprocess

The cellular developmental process involved in cell fate commitment in which the cell is designated to follow a developmental path, unless they receive extrinsic cues that direct an alternative fate. [GOC:go_curators]

Cell fate specification is a fundamental process in development that determines the identity and function of cells. It involves a complex interplay of genetic, epigenetic, and environmental factors that orchestrate a series of molecular events to commit cells to specific lineages. This process is initiated by the establishment of cell asymmetry, where distinct regions within a cell or a group of cells acquire different molecular signatures. These differences can be driven by spatial gradients of signaling molecules, such as morphogens, or by the asymmetric inheritance of cellular components, including proteins, RNA, and organelles. The establishment of cell asymmetry triggers a cascade of gene regulatory events, leading to the activation of specific transcription factors and the repression of others. These transcription factors bind to regulatory elements in the genome, controlling the expression of genes that are essential for the development of specific cell types. The expression of these genes, in turn, leads to the production of proteins that define the cell's identity and function. As cells progress through development, they undergo further rounds of cell fate specification, with each round refining their identity. This process can involve the interaction of cells with their neighboring cells, creating complex patterns of cell organization. Environmental cues, such as nutrient availability or mechanical forces, can also play a role in shaping cell fate. Cell fate specification is a highly dynamic and flexible process, allowing for adaptation to changing environments and the generation of diverse cell types. This remarkable plasticity is crucial for the development and maintenance of multicellular organisms.'
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Proteins (6)

ProteinDefinitionTaxonomy
Adenomatous polyposis coli proteinAn adenomatous polyposis coli protein that is encoded in the genome of human. [PMID:11283619, PMID:20823832, PRO:KER]Homo sapiens (human)
Smoothened homologA protein smoothened that is encoded in the genome of human. [PRO:DNx, UniProtKB:Q99835]Homo sapiens (human)
Transcriptional enhancer factor TEF-3A transcriptional enhancer factor TEF-3 that is encoded in the genome of human. [PRO:DNx, UniProtKB:Q15561]Homo sapiens (human)
Sonic hedgehog proteinA sonic hedgehog protein that is encoded in the genome of human. [PRO:DNx, UniProtKB:Q15465]Homo sapiens (human)
Presenilin-1A presenilin-1 that is encoded in the genome of human. [PRO:DNx, UniProtKB:P49768]Homo sapiens (human)
Catenin beta-1A catenin beta-1 that is encoded in the genome of human. [PRO:WCB, UniProtKB:P35222]Homo sapiens (human)

Compounds (48)

CompoundDefinitionClassesRoles
tocopheroxy radicaltocopheroxy radical: RN given refers to radical ion (1+), (2R-(2R*(4R*,8R*)))-isomer; RN for cpd without isomeric designation not available 12/90tocopherol
flufenamic acidflufenamic acid : An aromatic amino acid consisting of anthranilic acid carrying an N-(trifluoromethyl)phenyl substituent. An analgesic and anti-inflammatory, it is used in rheumatic disorders.

Flufenamic Acid: An anthranilic acid derivative with analgesic, anti-inflammatory, and antipyretic properties. It is used in musculoskeletal and joint disorders and administered by mouth and topically. (From Martindale, The Extra Pharmacopoeia, 30th ed, p16)
aromatic amino acid;
organofluorine compound
antipyretic;
EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor;
non-narcotic analgesic;
non-steroidal anti-inflammatory drug
7-amino-4-chloro-3-methoxy-2-benzopyran-1-oneisocoumarins
niflumic acidNiflumic Acid: An analgesic and anti-inflammatory agent used in the treatment of rheumatoid arthritis.aromatic carboxylic acid;
pyridines
jervinejervine: teratogen from Veratrum grandiflorum; RN given refers to parent cpd(3beta,23beta)-isomer; structurepiperidines
salvinsalvin: a biocyclic diterpenoid; from sage and rosemary (Lamiaceae)abietane diterpenoid;
carbotricyclic compound;
catechols;
monocarboxylic acid
angiogenesis modulating agent;
anti-inflammatory agent;
antineoplastic agent;
antioxidant;
apoptosis inducer;
food preservative;
HIV protease inhibitor;
plant metabolite
toxoflavintoxoflavin : A pyrimidotriazine that is 1,6-dimethyl-1,5,6,7-tetrahydropyrimido[5,4-e][1,2,4]triazine with oxo groups at positions 5 and 7.

toxoflavin: azapteridine antibiotic; structure
carbonyl compound;
pyrimidotriazine
antibacterial agent;
antineoplastic agent;
apoptosis inducer;
bacterial metabolite;
toxin;
virulence factor;
Wnt signalling inhibitor
pirlindolepirlindole: RN given refers to parent cpd; synonym pyrazidol refers to mono-HCl; structure in Negwer, 5th ed, #2812carbazoles
tarenflurbiltarenflurbil: R-enantiomer of flurbiprofen but not a COX inhibitor; modulates NF-kB, gamma-secretase, amyloid beta-protein;flurbiprofen
cholanic acid5beta-cholanic acids;
cholanic acid
cercosporincercosporin : An organic heterohexacyclic compound that is perylo[1,12-def][1,3]dioxepine-6,11-dione substituted by hydroxy groups at positions 5 and 12, by methoxy groups at positions 7 and 10, and by 2-hydroxypropyl groups at positions 8 and 9 (the R,R-stereoisomer). It is a phytotoxin which was first isolated from the pathogenic soybean fungus, Cercospora kikuchii and later found in multiple members of the genus Cercospora.

cercosporin: phyytotoxin from Cercospora beticola Sacc; posses photodynamic action on mice, bacteria & plants
cyclopaminepiperidinesglioma-associated oncogene inhibitor
pd 173955PD 173955: inhibits src family-selective tyrosine kinase; structure in first sourcearyl sulfide;
dichlorobenzene;
methyl sulfide;
pyridopyrimidine
tyrosine kinase inhibitor
t0901317T0901317: an LXRalpha and LXRbeta agonist
LSM-42773aromatic ketone
etodolac, (-)-isomer(R)-etodolac : The R-enantiomer of etodolac. It is inactive, in contrast to the enantiomer, (S)-etodolac, which is a preferential inhibitor of cyclo-oxygenase 2 and a non-steroidal anti-inflammatory. The racemate is commonly used for the treatment of rheumatoid arthritis and osteoarthritis, and for the alleviation of postoperative pain.etodolac
purmorphaminepurmorphamine : A member of the class of purines that is purine substituted at C-2 by a 1-naphthyloxy group, at C-4 by a 4-morpholinophenylamino group, and at N-9 by a cyclohexyl group.

purmorphamine: structure in first source
aromatic ether;
morpholines;
purines;
secondary amino compound
osteogenesis regulator;
SMO receptor agonist
n-(n-(3,5-difluorophenacetyl)alanyl)phenylglycine tert-butyl esterDAPT : A dipeptide consisting of alanylphenylglycine derivatised as a 3,5-difluorophenylacetamide at the amino terminal and a tert-butyl ester at the carboxy terminal. A gamma-secretase inhibitor.carboxylic ester;
difluorobenzene;
dipeptide;
tert-butyl ester
EC 3.4.23.46 (memapsin 2) inhibitor
sulindac sulfidesulindac sulfide : An aryl sulfide that is a metabolite of sulindac. A non-steroidal anti-inflammatory drug, which also has anticancer activity.

sulindac sulfide: sulfated analog of indomethacin & inhibitor of prostaglandin synthesis in vitro; RN given refers to cpd without isomeric designation; structure given in first source
aryl sulfide;
monocarboxylic acid;
organofluorine compound
antineoplastic agent;
apoptosis inducer;
non-steroidal anti-inflammatory drug
l 685458L 685458: a gamma-secretase inhibitor; structure in first source

L-685,458 : A peptide and carboxamide that is L-leucyl-L-phenylalaninamide, L-Leu-L-Phe-NH2, which has been acylated on the N-terminus by a Phe-Phe hydroxyethylene dipeptide isotere, 2R-benzyl-5S-tert-butoxycarbonylamino-4R-hydroxy-6-phenylhexanoic acid. Compounds based on the structure of L-685,458 are potent inhibitors of gamma-secretase, which mediates the final catalytic step that generates the amyloid beta-peptide (Abeta), which assembles into the neurotoxic aggregates in the brains of sufferers of Alzheimer's disease.
carbamate ester;
monocarboxylic acid amide;
peptide;
secondary alcohol
EC 3.4.23.46 (memapsin 2) inhibitor;
peptidomimetic
mk 0752
ly 450139peptide
chf 50741-(3',4'-dichloro-2-fluoro(1,1'-biphenyl)-4-yl)cyclopropanecarboxylic acid: a beta-amyloid(1-42) lowering agent; structure in first source
cur 61414CUR 61414: inhibits the hedehog signaling pathway; structure in first source
ly 411575dibenzoazepine;
difluorobenzene;
lactam;
secondary alcohol
EC 3.4.23.46 (memapsin 2) inhibitor
ucn 1028 ccalphostin C: structure given in first source; isolated from Cladosporium cladosporioides
4-(2-((1r)-1-(((4-chlorophenyl)sulfonyl)-2,5-difluoroanilino)ethyl)-5-fluorophenyl)butanoic acidsulfonamide
begacestat
abt 869aromatic amine;
indazoles;
phenylureas
angiogenesis inhibitor;
antineoplastic agent;
EC 2.7.10.1 (receptor protein-tyrosine kinase) inhibitor
e 2012
mrk 560MRK 560: a gamma-secretase inhibitor; MRK-560 is the (cis)-isomer; structure in first source
lde225sonidegib : A member of the classo of biphenyls that is the amide obtained by formal condensation of the carboxy group of 2-methyl-4'-(trifluoromethoxy)[1,1'-biphenyl]-3-carboxylic acid with the amino group of 6-(2,6-dimethylmorpholin-4-yl)pyridin-3-amine. Used (as its phosphate salt) for treatment of locally advanced basal cell carcinoma.

sonidegib: specific Smoothened/Smo antagonist
aminopyridine;
aromatic ether;
benzamides;
biphenyls;
morpholines;
organofluorine compound;
tertiary amino compound
antineoplastic agent;
Hedgehog signaling pathway inhibitor;
SMO receptor antagonist
gdc 0449HhAntag691: inhibits the hedgehog pathway and ABC transporters; has antineoplastic activitybenzamides;
monochlorobenzenes;
pyridines;
sulfone
antineoplastic agent;
Hedgehog signaling pathway inhibitor;
SMO receptor antagonist;
teratogenic agent
N-[[3-fluoro-4-[[2-(1-methyl-4-imidazolyl)-7-thieno[3,2-b]pyridinyl]oxy]anilino]-sulfanylidenemethyl]-2-phenylacetamidethioureas
ipi-926IPI-926: a semisynthetic derivative of cyclopamine that is a smoothened inhibitor with antineoplastic activity; structure in first sourcepiperidines
robotnikininrobotnikinin: binds sonic hedgehog protein to block its signaling pathway; structure in first source
gsk 1363089GSK 1363089: a multikinase inhibitor that acts on Met, RON, Axl, and VEGFR; structure in first sourcearomatic ether
tak-441TAK-441: structure in first source
1, 3-di-(n-carboxybenzoyl-leucyl-leucyl)amino acetone1, 3-di-(N-carboxybenzoyl-leucyl-leucyl)amino acetone: structure in first source
pf 3084014nirogacestat : A member of the class of imidazoles that is 1H-imidazole substituted by a 1-[(2,2-dimethylpropyl)amino]-2-methylpropan-2-yl group at position 1 and a {N-[(2S)-6,8-difluoro-1,2,3,4-tetrahydronaphthalen-2-yl]-L-norvalyl}amino group at position 4. It is a gamma-secretase inhibitor whose hydrobromide salt is indicated for adult patients with progressing desmoid tumours who require systemic treatment.

nirogacestat: an antineoplastic agent
bms 708163BMS 708163: structure in first sourceoxadiazole;
ring assembly
ly2940680
ro 4929097dibenzoazepine;
dicarboxylic acid diamide;
lactam;
organofluorine compound
EC 3.4.23.46 (memapsin 2) inhibitor
jnj 40418677
3-(2,6-dichloro-3,5-dimethoxyphenyl)-1-(6-(4-(4-ethylpiperazin-1-yl)-phenylamino)pyrimidin-4-yl)-1-methylureaBGJ-398 : A member of the class of phenylureas that is urea in which a hydrogen attached to one of the nitrogens is replaced by a 2,6-dichloro-3,5-dimethoxyphenyl group, while the hydrogens attached to the other nitrogen are replaced by a methyl group and a 6-{[4-(4-ethylpiperazin-1-yl)phenyl]amino}pyrimidin-4-yl group. It is a potent and selective fibroblast growth factor receptor inhibitor.

infigratinib: structure in first source
aminopyrimidine;
dichlorobenzene;
N-alkylpiperazine;
N-arylpiperazine;
phenylureas
antineoplastic agent;
fibroblast growth factor receptor antagonist
(r)-4-cyclopropyl-7,8-difluoro-5-(4-(trifluoromethyl)phenylsulfonyl)-4,5-dihydro-1h-pyrazolo(4,3-c)quinoline(R)-4-cyclopropyl-7,8-difluoro-5-(4-(trifluoromethyl)phenylsulfonyl)-4,5-dihydro-1H-pyrazolo(4,3-c)quinoline: gamma secretase inhibitor; structure in first source
cep-32496agerafenib: inhibitor of RAF family kinases; structure in first source
pf-52748571-(4-(5'-chloro-3,5-dimethyl-2,4'-bipyridin-2'-yl)piperazin-1-yl)-3-(methylsulfonyl)propan-1-one: a potent and selective Smoothened antagonist that penetrates the blood-brain barrier; structure in first source