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GO:0009048 dosage compensation by inactivation of X chromosome

Term Information

ID GO:0009048
Name dosage compensation by inactivation of X chromosome
Ontology Biological Process
Definition Compensating for the two-fold variation in X-chromosome:autosome ratios between sexes by a global inactivation of all, or most of, the genes on one of the X-chromosomes in the XX sex.
PMID:11498577
GONUTS GO:0009048 Wiki Page

Synonyms

Synonyms are alternative words or phrases closely related in meaning to the term name, with indication of the relationship between the name and synonym given by the synonym scope. Click on the icon for more details.
Type Synonym
exact X chromosome inactivation
related Barr body formation
broad chromosome inactivation

Taxon Constraints

The use of this term should conform to the following taxon constraints:
Ancestor GO ID Ancestor GO Term Name Relationship Taxon ID Taxon Reference(s)
GO:0009048 dosage compensation by inactivation of X chromosome only_in_taxon 40674 Mammalia
More information on taxon constraints in GO is available here

Cross-references

Database ID
Wikipedia X-inactivation

Ancestor Chart

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Child Terms

This table lists all terms that are direct descendants (child terms) of GO:0009048:
Relationship To GO:0009048 Child Term Child Term Name
Is a GO:0060816 random inactivation of X chromosome
Is a GO:0060817 inactivation of paternal X chromosome
Is a GO:0060819 inactivation of X chromosome by genetic imprinting
Is a GO:0060820 inactivation of X chromosome by heterochromatin assembly
Is a GO:0060821 inactivation of X chromosome by DNA methylation
Regulates GO:1900095 regulation of dosage compensation by inactivation of X chromosome
Negatively regulates GO:1900096 negative regulation of dosage compensation by inactivation of X chromosome
Positively regulates GO:1900097 positive regulation of dosage compensation by inactivation of X chromosome

Protein Annotation

Displaying annotations FIRST to LAST of TOTAL Page size: Additional filters: Bookmarkable link
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Gene Product ID
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Qualifier
GO Identifier
GO Term Name
Aspect
Original GO ID
Original GO Term Name
Evidence
Reference
With
Taxon
Date
Assigned By
Product Form ID
Name
Synonym
Type
Taxon Name
Sequence

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Co-occurring Terms

These tables show the number of times the term listed in the table has been co-annotated with GO:0009048. The terms are listed in descending order of number of times the term has been co-annotated.
The table on the left is calculated using both electronic and manual-evidenced annotations, while the table on the right is calculated using only manual-evidenced annotations.
Co-occurrence statistics for GO:0009048 based on the entire annotation set Co-occurrence statistics for GO:0009048 based on non-IEA annotations only

Change Log

All changes

Timestamp Action Category Detail
2012-02-18 Updated TERM dosage compensation by inactivation of X chromosome
2009-05-05 Added SYNONYM Barr body formation
2009-03-15 Added XREF Wikipedia:X-inactivation
2008-05-13 Added DEFINITION Compensating for the two-fold variation in X-chromosome:autosome ratios between sexes by a global inactivation of all, or most of, the genes on one of the X-chromosomes in the XX sex.
2008-05-12 Deleted DEFINITION Compensating for the two-fold variation in X-chromosome:autosome ratios between sexes by a global inactivation of all, or most of, the genes on one of the X-chromosomes in the XX sex.
2008-04-01 Updated RELATION is a GO:0007549 (dosage compensation)
2007-08-09 Added SYNONYM X chromosome inactivation
2007-08-09 Added SYNONYM chromosome inactivation
2007-08-09 Deleted SYNONYM X chromosome inactivation
2007-08-09 Deleted SYNONYM chromosome inactivation
2005-08-19 Added SYNONYM X chromosome inactivation
2005-08-19 Added SYNONYM chromosome inactivation
2002-11-27 Added DEFINITION Compensating for the two-fold variation in X-chromosome:autosome ratios between sexes by a global inactivation of all, or most of, the genes on one of the X-chromosomes in the XX sex.
2002-02-06 Updated TERM dosage compensation, by inactivation of X chromosome
2001-04-03 Updated TERM dosage compensation, by inactivation of X chromosome
2001-03-30 Added TERM dosage compensation, by inactivation of X chromosome

Term

Timestamp Action Category Detail
2012-02-18 Updated TERM dosage compensation by inactivation of X chromosome
2002-02-06 Updated TERM dosage compensation, by inactivation of X chromosome
2001-04-03 Updated TERM dosage compensation, by inactivation of X chromosome
2001-03-30 Added TERM dosage compensation, by inactivation of X chromosome

Definition/synonyms

Timestamp Action Category Detail
2009-05-05 Added SYNONYM Barr body formation
2008-05-13 Added DEFINITION Compensating for the two-fold variation in X-chromosome:autosome ratios between sexes by a global inactivation of all, or most of, the genes on one of the X-chromosomes in the XX sex.
2008-05-12 Deleted DEFINITION Compensating for the two-fold variation in X-chromosome:autosome ratios between sexes by a global inactivation of all, or most of, the genes on one of the X-chromosomes in the XX sex.
2007-08-09 Added SYNONYM X chromosome inactivation
2007-08-09 Added SYNONYM chromosome inactivation
2007-08-09 Deleted SYNONYM X chromosome inactivation
2007-08-09 Deleted SYNONYM chromosome inactivation
2005-08-19 Added SYNONYM X chromosome inactivation
2005-08-19 Added SYNONYM chromosome inactivation
2002-11-27 Added DEFINITION Compensating for the two-fold variation in X-chromosome:autosome ratios between sexes by a global inactivation of all, or most of, the genes on one of the X-chromosomes in the XX sex.

Relationships

Timestamp Action Category Detail
2008-04-01 Updated RELATION is a GO:0007549 (dosage compensation)

Cross-references

Timestamp Action Category Detail
2009-03-15 Added XREF Wikipedia:X-inactivation
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