2.5.1.5: galactose-6-sulfurylase

This is an abbreviated version!
For detailed information about galactose-6-sulfurylase, go to the full flat file.

Reaction

eliminates sulfate from the D-galactose 6-sulfate residues of porphyran, producing 3,6-anhydrogalactose residues =

Synonyms

D-galactose-6-sulfurylase, Gal-6-sulfurylase, galactose 6-sulfatase, galactose 6-sulfurylase, galactose-6-sulfatase, GALNS, porphyran sulfatase, sulfatase, porphyran

ECTree

2 Transferases

2.5 Transferring alkyl or aryl groups, other than methyl groups

2.5.1 Transferring alkyl or aryl groups, other than methyl groups (only sub-subclass identified to date)

2.5.1.5 galactose-6-sulfurylase

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Results	in table
2	Activating Compound
3	AA Sequence
1	CAS Registry Number
1	General Information
1	General Stability
21	Inhibitors
2	Metals/Ions
1	Molecular Weight [Da]
5	Natural Substrates/ Products (Substrates)
5	Organism
2	pH Optimum
2	pH Range
2	Purification (Commentary)
1	Reaction
1	Reaction Type
5	Reference
11	Source Tissue
2	Specific Activity [micromol/min/mg]
7	Storage Stability
7	Substrates and Products (Substrate)
1	Subunits
10	Synonyms
1	Systematic Name
1	Temperature Optimum [°C]
1	Temperature Range [°C]

Storage Stability

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Storage Stability on EC 2.5.1.5 - galactose-6-sulfurylase

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-20°C, lyophilized enzyme, 40 days, no loss of activity

Kappaphycus striatus

738480

-20°C, with glycerol, 20 days, 20% loss of activity

Kappaphycus striatus

738480

4°C, crude extract at pH 5.0, 1 day, more than 60% loss of activity

Kappaphycus striatus

738480

4°C, crude extract at pH 7.0 with 10 mM beta-mercaptoethanol, 7 days, no loss of activity

Kappaphycus striatus

738480

4°C, crude extract at pH 7.0, 7 days, 45% loss of activity

Kappaphycus striatus

738480

4°C, gradual loss of activity in solution

Porphyra sp.

637496

room temperature, stable for at least several months as a freeze-dried powder

Porphyra sp.

637496