Term Information

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Accession
GO:0009048
Name
dosage compensation by inactivation of X chromosome
Ontology
biological_process
Synonyms
X chromosome inactivation, Barr body formation, chromosome inactivation
Alternate IDs
None
Definition
Compensating for the two-fold variation in X-chromosome:autosome ratios between sexes by heterochromatin formation leading to a global inactivation of all, or most of, the genes on one of the X-chromosomes in the XX sex. Source: Wikipedia:XY_sex-determination_system, GOC:jl, GOC:pr, PMID:20622855, GOC:mr, PMID:11498577
Comment
None
History
See term history for GO:0009048 at QuickGO
Chem. react.
None
Subset
None
Include "regulates"
For more information, please see the ontology relation documentation.

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Graph of GO:0009048 from QuickGO

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Parents of dosage compensation by inactivation of X chromosome (GO:0009048)
subject[Reorder by subject] relation[Reorder by relation] object[Reorder by object]
dosage compensation by inactivation of X chromosome [is_a relation] is_a  sex-chromosome dosage compensation (GO:0007549)
dosage compensation by inactivation of X chromosome [is_a relation] is_a  heterochromatin formation (GO:0031507)
dosage compensation by inactivation of X chromosome [RO:0002160 relation] RO:0002160  Amniota (NCBITaxon:32524)
Children of dosage compensation by inactivation of X chromosome (GO:0009048)
subject[Reorder by subject] relation[Reorder by relation] object[Reorder by object]
inactivation of paternal X chromosome by genomic imprinting (GO:0060818) [is_a relation] is_a  dosage compensation by inactivation of X chromosome
random inactivation of X chromosome (GO:0060816) [is_a relation] is_a  dosage compensation by inactivation of X chromosome
Wikipedia
X-inactivation