National Cancer Institute Thesaurus

Last uploaded: February 21, 2019
Preferred Name

Histone

ID

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C16687

ALT_DEFINITION

A type of protein found in chromosomes. Histones bind to DNA, help give chromosomes their shape, and help control the activity of genes.

CHEBI_ID

CHEBI:15358

code

C16687

DEFINITION

Major protein component of chromatin. Highly conserved basic proteins, originally classified into classes based on the relative amounts of arginine and lysine in each protein. The various classes are now termed H1, H2A, H2B, H3, and H4. In chromatin, they are found in an octamer, containing two each of H2A, H2B, H3, and H4, complexed with DNA in nucleosomes. The histones in the octamer complex are also known as the core histones. The H1 class of histones, termed the linker histones, is loosely associated with the nucleosome.

label

Histone

Legacy_Concept_Name

Histone

Preferred_Name

Histone

prefixIRI

C16687

prefLabel

Histone

Semantic_Type

Amino Acid, Peptide, or Protein

UMLS_CUI

C0019652

subClassOf

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C18073

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Delete Mapping To Ontology Source
http://purl.obolibrary.org/obo/PR_000041244 Protein Ontology LOOM
http://purl.bioontology.org/ontology/LNC/LP16714-5 Logical Observation Identifier Names and Codes LOOM
http://purl.obolibrary.org/obo/FMA_74413 Foundational Model of Anatomy LOOM
http://purl.obolibrary.org/obo/CHEBI_15358 Chemical Entities of Biological Interest Ontology LOOM