National Cancer Institute Thesaurus

Last uploaded: February 23, 2024
Preferred Name

Colchicine-Site Binding Agent
Synonyms

Colchicine-Site Binding Agent

Colchicine-Site Binding Agents

Definitions

An anti-mitotic compound that binds to the beta tubulin subunit at the N-terminal domain (within residues 1-41) and within residues 214-241. Agents binding at the colchicine site produce a conformational change in the protofilament structure which subsequently impairs the polymerization of tubulin dimers and thereby prevents the formation of microtubules. The subsequent decrease in the amount of formed microtubules causes disassembly of the mitotic spindle resulting from instability of the structure during the mitotic interphase, leading to cell cycle arrest and/or apoptosis.

ID

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C67421

code

C67421

DEFINITION

An anti-mitotic compound that binds to the beta tubulin subunit at the N-terminal domain (within residues 1-41) and within residues 214-241. Agents binding at the colchicine site produce a conformational change in the protofilament structure which subsequently impairs the polymerization of tubulin dimers and thereby prevents the formation of microtubules. The subsequent decrease in the amount of formed microtubules causes disassembly of the mitotic spindle resulting from instability of the structure during the mitotic interphase, leading to cell cycle arrest and/or apoptosis.

FULL_SYN

Colchicine-Site Binding Agent

Colchicine-Site Binding Agents

label

Colchicine-Site Binding Agent

Legacy Concept Name

Colchicine-Site_Binding_Agent

Preferred_Name

Colchicine-Site Binding Agent

prefixIRI

Thesaurus:C67421

Semantic_Type

Chemical Viewed Functionally

UMLS_CUI

C1880116

subClassOf

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C25974

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http://purl.obolibrary.org/obo/NCIT_C67421 BERO LOOM