KEGG   ENZYME: 3.1.3.69Help
Entry
EC 3.1.3.69                 Enzyme                                 

Name
glucosylglycerol 3-phosphatase;
salt tolerance protein A;
StpA;
2-(beta-D-glucosyl)-sn-glycerol-3-phosphate phosphohydrolase (incorrect)
Class
Hydrolases;
Acting on ester bonds;
Phosphoric-monoester hydrolases
BRITE hierarchy
Sysname
2-O-(alpha-D-glucopyranosyl)-sn-glycerol-3-phosphate phosphohydrolase
Reaction(IUBMB)
2-O-(alpha-D-glucosyl)-sn-glycerol-3-phosphate + H2O = 2-O-(alpha-D-glucopyranosyl)glycerol + phosphate [RN:R05791]
Reaction(KEGG)
Substrate
2-O-(alpha-D-glucosyl)-sn-glycerol-3-phosphate;
H2O [CPD:C00001]
Product
2-O-(alpha-D-glucopyranosyl)glycerol [CPD:C11546];
phosphate [CPD:C00009]
Comment
Acts with EC 2.4.1.213 (glucosylglycerol-phosphate synthase) to form glucosylglycerol, an osmolyte that endows cyanobacteria with resistance to salt.
History
EC 3.1.3.69 created 2001, modified 2015
Orthology
K05978  
glucosylglycerol 3-phosphatase
Genes
SYN: 
slr0746(stpA)
SYZ: 
SYY: 
SYT: 
SYS: 
SYQ: 
SYJ: 
SYW: 
SYNW0860(stpA)
SYD: 
SYE: 
SYG: 
sync_1171(stpA)
SYR: 
SYX: 
SYP: 
PMA: 
PMM: 
PMM0639(stpA)
PMT: 
PMI: 
PMB: 
PMC: 
PMF: 
PMG: 
PMH: 
PMJ: 
PME: 
AMR: 
AM1_1691(stpA)
CYT: 
cce_3291(stpA)
 » show all
Taxonomy
Reference
1
  Authors
Hagemann, M. and Erdmann, N.
  Title
Activation and pathway of glucosylglycerol biosynthesis in the cyanobacterium Synechocystis sp. PCC 6803.
  Journal
Microbiology 140 (1994) 1427-1431.
Reference
2  [PMID:8772170]
  Authors
Hagemann M, Richter S, Zuther E, Schoor A.
  Title
Characterization of a glucosylglycerol-phosphate-accumulating, salt-sensitive mutant of the cyanobacterium Synechocystis sp. strain PCC 6803.
  Journal
Arch. Microbiol. 166 (1996) 83-91.
  Sequence
[syn:slr0746]
Reference
3  [PMID:9045835]
  Authors
Hagemann M, Schoor A, Jeanjean R, Zuther E, Joset F.
  Title
The stpA gene form synechocystis sp. strain PCC 6803 encodes the glucosylglycerol-phosphate phosphatase involved in cyanobacterial osmotic response to salt shock.
  Journal
J. Bacteriol. 179 (1997) 1727-33.
  Sequence
[syn:slr0746]
Other DBs
ExplorEnz - The Enzyme Database: 
IUBMB Enzyme Nomenclature: 
ExPASy - ENZYME nomenclature database: 
BRENDA, the Enzyme Database: 
CAS: 
161515-14-6

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