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GO:0004124 cysteine synthase activity

Term Information

ID GO:0004124
Name cysteine synthase activity
Ontology Molecular Function
Definition Catalysis of the reaction: O3-acetyl-L-serine + hydrogen sulfide = L-cysteine + acetate.
Comment Note that this function was formerly 4.2.99.8.
GONUTS GO:0004124 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 cysteine synthetase activity
exact acetylserine sulfhydrylase activity
exact O(3)-acetyl-L-serine acetate-lyase (adding hydrogen-sulfide) activity
exact O-acetyl-L-serine sulfhydrylase activity
exact O-acetyl-L-serine sulfohydrolase activity
exact 3-O-acetyl-L-serine:hydrogen-sulfide 2-amino-2-carboxyethyltransferase activity
exact O3-acetyl-L-serine acetate-lyase (adding hydrogen-sulfide)
exact O3-acetyl-L-serine:hydrogen-sulfide 2-amino-2-carboxyethyltransferase activity
exact O-acetylserine (thiol)-lyase activity
narrow O-acetylserine (thiol)-lyase A activity
exact OAS sulfhydrylase activity
exact O-acetylserine sulfhydrylase activity

Annotation Guidance

Usage of this term is subject to the following annotation guidelines:
Annotation Guidelines
Annotating to catalytic activities using the IPI evidence codeLink
Describing enzyme functions that catalyse multi-stage reactionsLink

Cross-references

Database ID
EC 2.5.1.47
InterPro IPR005856
InterPro IPR005858
InterPro IPR005859
MetaCyc ACSERLY-RXN
RHEA 14832

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Child Terms

This table lists all terms that are direct descendants (child terms) of GO:0004124:
Term has no children

Protein Annotation

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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:0004124. 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:0004124 based on the entire annotation set Co-occurrence statistics for GO:0004124 based on non-IEA annotations only

Change Log

All changes

Timestamp Action Category Detail
2011-09-16 Added XREF RHEA:14832
2011-05-03 Deleted DEFINITION Catalysis of the reaction: O3-acetyl-L-serine + H2S = L-cysteine + acetate.
2011-05-03 Added DEFINITION Catalysis of the reaction: O3-acetyl-L-serine + hydrogen sulfide = L-cysteine + acetate.
2010-06-15 Added RELATION part of GO:0019344 (cysteine biosynthetic process)
2010-06-14 Deleted RELATION part of GO:0019344 (cysteine biosynthetic process)
2010-06-08 Added RELATION part of GO:0019344 (cysteine biosynthetic process)
2008-05-13 Added DEFINITION Catalysis of the reaction: O3-acetyl-L-serine + H2S = L-cysteine + acetate.
2008-05-12 Deleted DEFINITION Catalysis of the reaction: O3-acetyl-L-serine + H2S = L-cysteine + acetate.
2008-04-01 Updated RELATION is a GO:0016835 (carbon-oxygen lyase activity)
2007-11-08 Added SYNONYM 3-O-acetyl-L-serine:hydrogen-sulfide 2-amino-2-carboxyethyltransferase activity
2007-11-08 Added SYNONYM O3-acetyl-L-serine acetate-lyase (adding hydrogen-sulfide)
2007-11-08 Added SYNONYM O3-acetyl-L-serine:hydrogen-sulfide 2-amino-2-carboxyethyltransferase activity
2007-09-06 Deleted SYNONYM acetylserine sulfhydrylase
2007-09-06 Deleted SYNONYM cysteine synthetase
2007-09-06 Deleted SYNONYM O(3)-acetyl-L-serine acetate-lyase (adding hydrogen-sulfide)
2007-09-06 Deleted SYNONYM O-acetyl-L-serine sulfhydrylase
2007-09-06 Deleted SYNONYM O-acetyl-L-serine sulfohydrolase
2007-09-06 Deleted SYNONYM O-acetylserine (thiol)-lyase
2007-09-06 Deleted SYNONYM OAS sulfhydrylase
2007-09-06 Added SYNONYM O-acetylserine sulfhydrylase activity
2007-09-06 Added SYNONYM OAS sulfhydrylase activity
2007-09-06 Added SYNONYM acetylserine sulfhydrylase activity
2007-09-06 Added SYNONYM cysteine synthetase activity
2007-09-06 Added SYNONYM O(3)-acetyl-L-serine acetate-lyase (adding hydrogen-sulfide) activity
2007-09-06 Added SYNONYM O-acetyl-L-serine sulfhydrylase activity
2007-09-06 Added SYNONYM O-acetyl-L-serine sulfohydrolase activity
2007-09-06 Added SYNONYM O-acetylserine (thiol)-lyase A activity
2007-09-06 Added SYNONYM O-acetylserine (thiol)-lyase activity
2007-09-06 Deleted SYNONYM O-acetylserine sulfhydrylase
2007-08-21 Added SYNONYM O-acetylserine (thiol)-lyase
2007-08-21 Added SYNONYM OAS sulfhydrylase
2007-08-21 Added SYNONYM acetylserine sulfhydrylase
2007-08-21 Added SYNONYM cysteine synthetase
2007-08-21 Added SYNONYM O(3)-acetyl-L-serine acetate-lyase (adding hydrogen-sulfide)
2007-08-21 Added SYNONYM O-acetyl-L-serine sulfhydrylase
2007-08-21 Added SYNONYM O-acetyl-L-serine sulfohydrolase
2007-08-09 Added SYNONYM O-acetylserine sulfhydrylase
2007-08-09 Deleted SYNONYM O-acetylserine sulfhydrylase
2004-04-19 Added SYNONYM O-acetylserine sulfhydrylase
2004-04-16 Deleted SYNONYM O-acetylserine sulfhydrylase
2003-10-27 Added SYNONYM O-acetylserine sulfhydrylase
2003-10-27 Added XREF MetaCyc:ACSERLY-RXN
2003-08-21 Deleted SYNONYM O-acetylserine sulfhydrylase
2003-05-30 Added SYNONYM O-acetylserine sulfhydrylase
2003-05-30 Added XREF EC:2.5.1.47
2003-05-30 Deleted XREF EC:4.2.99.8
2003-03-19 Updated TERM cysteine synthase activity
2002-11-27 Added DEFINITION Catalysis of the reaction: O3-acetyl-L-serine + H2S = L-cysteine + acetate.
2002-02-06 Updated TERM cysteine synthase
2001-04-03 Updated TERM cysteine synthase
2001-03-30 Added XREF EC:4.2.99.8
2001-03-30 Added TERM cysteine synthase

Term

Timestamp Action Category Detail
2003-03-19 Updated TERM cysteine synthase activity
2002-02-06 Updated TERM cysteine synthase
2001-04-03 Updated TERM cysteine synthase
2001-03-30 Added TERM cysteine synthase

Definition/synonyms

Timestamp Action Category Detail
2011-05-03 Deleted DEFINITION Catalysis of the reaction: O3-acetyl-L-serine + H2S = L-cysteine + acetate.
2011-05-03 Added DEFINITION Catalysis of the reaction: O3-acetyl-L-serine + hydrogen sulfide = L-cysteine + acetate.
2008-05-13 Added DEFINITION Catalysis of the reaction: O3-acetyl-L-serine + H2S = L-cysteine + acetate.
2008-05-12 Deleted DEFINITION Catalysis of the reaction: O3-acetyl-L-serine + H2S = L-cysteine + acetate.
2007-11-08 Added SYNONYM 3-O-acetyl-L-serine:hydrogen-sulfide 2-amino-2-carboxyethyltransferase activity
2007-11-08 Added SYNONYM O3-acetyl-L-serine acetate-lyase (adding hydrogen-sulfide)
2007-11-08 Added SYNONYM O3-acetyl-L-serine:hydrogen-sulfide 2-amino-2-carboxyethyltransferase activity
2007-09-06 Deleted SYNONYM acetylserine sulfhydrylase
2007-09-06 Deleted SYNONYM cysteine synthetase
2007-09-06 Deleted SYNONYM O(3)-acetyl-L-serine acetate-lyase (adding hydrogen-sulfide)
2007-09-06 Deleted SYNONYM O-acetyl-L-serine sulfhydrylase
2007-09-06 Deleted SYNONYM O-acetyl-L-serine sulfohydrolase
2007-09-06 Deleted SYNONYM O-acetylserine (thiol)-lyase
2007-09-06 Deleted SYNONYM OAS sulfhydrylase
2007-09-06 Added SYNONYM O-acetylserine sulfhydrylase activity
2007-09-06 Added SYNONYM OAS sulfhydrylase activity
2007-09-06 Added SYNONYM acetylserine sulfhydrylase activity
2007-09-06 Added SYNONYM cysteine synthetase activity
2007-09-06 Added SYNONYM O(3)-acetyl-L-serine acetate-lyase (adding hydrogen-sulfide) activity
2007-09-06 Added SYNONYM O-acetyl-L-serine sulfhydrylase activity
2007-09-06 Added SYNONYM O-acetyl-L-serine sulfohydrolase activity
2007-09-06 Added SYNONYM O-acetylserine (thiol)-lyase A activity
2007-09-06 Added SYNONYM O-acetylserine (thiol)-lyase activity
2007-09-06 Deleted SYNONYM O-acetylserine sulfhydrylase
2007-08-21 Added SYNONYM O-acetylserine (thiol)-lyase
2007-08-21 Added SYNONYM OAS sulfhydrylase
2007-08-21 Added SYNONYM acetylserine sulfhydrylase
2007-08-21 Added SYNONYM cysteine synthetase
2007-08-21 Added SYNONYM O(3)-acetyl-L-serine acetate-lyase (adding hydrogen-sulfide)
2007-08-21 Added SYNONYM O-acetyl-L-serine sulfhydrylase
2007-08-21 Added SYNONYM O-acetyl-L-serine sulfohydrolase
2007-08-09 Added SYNONYM O-acetylserine sulfhydrylase
2007-08-09 Deleted SYNONYM O-acetylserine sulfhydrylase
2004-04-19 Added SYNONYM O-acetylserine sulfhydrylase
2004-04-16 Deleted SYNONYM O-acetylserine sulfhydrylase
2003-10-27 Added SYNONYM O-acetylserine sulfhydrylase
2003-08-21 Deleted SYNONYM O-acetylserine sulfhydrylase
2003-05-30 Added SYNONYM O-acetylserine sulfhydrylase
2002-11-27 Added DEFINITION Catalysis of the reaction: O3-acetyl-L-serine + H2S = L-cysteine + acetate.

Relationships

Timestamp Action Category Detail
2010-06-15 Added RELATION part of GO:0019344 (cysteine biosynthetic process)
2010-06-14 Deleted RELATION part of GO:0019344 (cysteine biosynthetic process)
2010-06-08 Added RELATION part of GO:0019344 (cysteine biosynthetic process)
2008-04-01 Updated RELATION is a GO:0016835 (carbon-oxygen lyase activity)

Cross-references

Timestamp Action Category Detail
2011-09-16 Added XREF RHEA:14832
2003-10-27 Added XREF MetaCyc:ACSERLY-RXN
2003-05-30 Added XREF EC:2.5.1.47
2003-05-30 Deleted XREF EC:4.2.99.8
2001-03-30 Added XREF EC:4.2.99.8
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