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EC 1.8.4.9 Details
EC number
1.8.4.9
Accepted name
adenylyl-sulfate reductase (glutathione)
Reaction
AMP + sulfite + glutathione disulfide = adenylyl sulfate + 2 glutathione
Other name(s)
5′-adenylylsulfate reductase (also used for EC 1.8.99.2), AMP,sulfite:oxidized-glutathione oxidoreductase (adenosine-5′-phosphosulfate-forming), plant-type 5′-adenylylsulfate reductase
Systematic name
AMP,sulfite:glutathione-disulfide oxidoreductase (adenosine-5′-phosphosulfate-forming)
CAS registry number
355840-27-6
Comment
This enzyme differs from EC 1.8.99.2, adenylyl-sulfate reductase, in using glutathione as the reductant. Glutathione can be replaced by γ-glutamylcysteine or dithiothreitol, but not by thioredoxin, glutaredoxin or 2-sulfanylethan-1-ol (2-mercaptoethanol). The enzyme from the mouseear cress, Arabidopsis thaliana, contains a glutaredoxin-like domain. The enzyme is also found in other photosynthetic eukaryotes, e.g., the Madagascar periwinkle, Catharanthus roseus and the hollow green seaweed, Ulva intestinalis.
History
created 2000, modified 2002
EC Tree
1.1.1.68 created 1965, deleted 1978 [transferred to EC 1.1.99.15, deleted 1980]
1.1.1.70 created 1965, deleted 1978
1.1.1.74 created 1972, deleted 1976
1.1.1.89 created 1972, deleted 1976
1.1.1.109 created 1972, deleted 1976
1.1.1.139 created 1972, deleted 1978
1.1.1.155 created 1976, deleted 2004
1.1.1.171 created 1978, deleted 1984
1.1.1.180 created 1983, deleted 1984
1.1.1.182 created 1983, deleted 1990
1.1.1.204 created 1972 as EC 1.2.1.37, transferred 1984 to EC 1.1.1.204, modified 1989, deleted 2004
1.1.1.242 created 1992, deleted 2001
1.1.1.249 provisional version created 1999, deleted 1999 (reinstated 2001 as EC 2.5.1.46)
1.1.1.253 created 1999, deleted 2003