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HAMAP annotation rule: MF_01672

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Accession MF_01672
Dates 29-SEP-2008 (Created)
25-NOV-2009 (Last updated, Version 3)
Data class Protein
Names IolE



Identifier IOLE
Protein name
RecName: Full=Inosose dehydratase;
EC=4.2.1.44;
AltName: Full=2-keto-myo-inositol dehydratase;
Short=2KMI dehydratase;
Gene name iolE
FUNCTION: Catalyzes the dehydration of inosose (2-keto-myo-inositol, 2KMI or 2,4,6/3,5-pentahydroxycyclohexanone) to 3D-(3,5/4)-trihydroxycyclohexane-1,2-dione (D-2,3-diketo-4-deoxy-epi-inositol) (By similarity).
CATALYTIC ACTIVITY: 2,4,6/3,5-pentahydroxycyclohexanone = 3,5/4-trihydroxycyclohexa-1,2-dione + H(2)O.
COFACTOR: Glutathione (By similarity).
COFACTOR: Cobalt or manganese (By similarity).

case <OC:Firmicutes>
PATHWAY: Polyol metabolism; myo-inositol degradation into acetyl-CoA; acetyl-CoA from myo-inositol: step 2/7.
end case

SIMILARITY: Belongs to the iolE/mocC family.
Pfam PF01261; AP_endonuc_2; 1;
GO:0030145; Molecular function: manganese ion binding.
GO:0050114; Molecular function: myo-inosose-2 dehydratase activity.
GO:0019310; Biological process: inositol catabolic process.



Size range: 297-308 amino acids
Related UniRules: None
Template: P42416 (IOLE_BACSU)
Scope: Bacteria; Firmicutes
Bacteria; Gammaproteobacteria
Bacteria; Tenericutes
Fusion: Nter: None; Cter: None
Duplicate: in BACCZ
Plasmid encoded: in BACCZ

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