2.3.1.116: flavonol-3-O-beta-glucoside O-malonyltransferase

This is an abbreviated version!
For detailed information about flavonol-3-O-beta-glucoside O-malonyltransferase, go to the full flat file.

Reaction

Synonyms

malonyl-coenzyme A:flavonol-3-O-glucoside malonyltransferase, malonyltransferase, flavonol 3-O-glucoside, MAT-3, MaT1

ECTree

     2 Transferases

         2.3 Acyltransferases

             2.3.1 Transferring groups other than aminoacyl groups

                2.3.1.116 flavonol-3-O-beta-glucoside O-malonyltransferase

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Results	in table
3	AA Sequence
1	CAS Registry Number
2	Cloned(Commentary)
3	KM Value [mM]
1	Localization
2	Molecular Weight [Da]
1	Natural Substrates/ Products (Substrates)
4	Organism
1	Pathway
1	pH Optimum
1	pH Stability
1	Posttranslational Modification
2	Purification (Commentary)
1	Reaction
1	Reaction Type
4	Reference
4	Source Tissue
2	Specific Activity [micromol/min/mg]
1	Storage Stability
15	Substrates and Products (Substrate)
1	Subunits
5	Synonyms
1	Systematic Name
4	Turnover Number [1/s]

Substrates Products

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Substrates Products on EC 2.3.1.116 - flavonol-3-O-beta-glucoside O-malonyltransferase

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SUBSTRATE

PRODUCT                       

REACTION DIAGRAM

ORGANISM

UNIPROT

COMMENTARY
(Substrate)

LITERATURE
(Substrate)

COMMENTARY
(Product)

LITERATURE
(Product)

Reversibility
r=reversible
ir=irreversible
?=not specified

malonyl-CoA + genistein 7-O-glucoside

CoA + ?

Glandularia x hybrida

-

7.6% of the activity with quercetin 3-O-glucoside

662666

-

-

?

malonyl-CoA + isorhamnetin 3-O-glucoside

CoA + isorhamnetin 3-O-glucoside malonylester

Petroselinum crispum

-

78% of the activity with kaempferol 3-O-glucoside

486144

probably acylated at position 6 of glucose

486144

?

malonyl-CoA + kaempferol 3-O-glucoside

CoA + kaempferol 3-O-glucoside malonylester

2 entries

malonyl-CoA + p-nitrophenyl beta-D-glucopyranoside

CoA + p-nitrophenyl 6-O-malonyl-beta-D-glucopyranoside

2 entries

malonyl-CoA + phenyl beta-D-glucopyranoside

CoA + phenyl 6-O-malonyl-beta-D-glucopyranoside

2 entries

malonyl-CoA + quercetin 3-O-glucoside

CoA + quercetin 3-O-(6-O-malonyl-beta-D-glucoside)

Lamium purpureum

-

regiospecific transfer of malonyl group to the 6’’-hydroxyl group of quercetin 3-O-glucoside, highly specific for these acyl donor and acceptor

662666

-

-

?

malonyl-CoA + quercetin 3-O-glucoside

CoA + quercetin 3-O-(6-O-malonylbeta-D-glucoside)

Glandularia x hybrida

-

regiospecific transfer of malonyl group to the 6’’-hydroxyl group of quercetin 3-O-glucoside, highly specific for these acyl donor and acceptor

662666

-

-

?

malonyl-CoA + quercetin 3-O-glucoside

CoA + quercetin 3-O-glucoside malonylester

Petroselinum crispum

-

60% of the activity with kaempferol 3-O-glucoside

486144

probably acylated at position 6 of glucose

486144

?

succinyl-CoA + quercetin 3-O-glucoside

CoA + quercetin 3-(6-O-succinylbeta-D-glucoside)

Lamium purpureum

-

27% of the activity with malonyl-CoA

662666

-

-

?

succinyl-CoA + quercetin 3-O-glucoside

CoA + quercetin 3-O-(6-O-succinyl-beta-D-glucoside)

Glandularia x hybrida

-

19% of the activity with malonyl-CoA

662666

-

-

?

additional information

?

-

2 entries

malonyl-CoA + kaempferol 3-O-glucoside

CoA + kaempferol 3-O-glucoside malonylester

Petroselinum crispum

-

-

486144

-

-

?

malonyl-CoA + kaempferol 3-O-glucoside

CoA + kaempferol 3-O-glucoside malonylester

Petroselinum crispum

-

-

486144

probably acylated at position 6 of glucose

486144

?

malonyl-CoA + p-nitrophenyl beta-D-glucopyranoside

CoA + p-nitrophenyl 6-O-malonyl-beta-D-glucopyranoside

Glandularia x hybrida

-

48% of the activity with quercetin 3-O-glucoside

662666

-

-

?

malonyl-CoA + p-nitrophenyl beta-D-glucopyranoside

CoA + p-nitrophenyl 6-O-malonyl-beta-D-glucopyranoside

Lamium purpureum

-

19% of the activity with quercetin 3-O-glucoside

662666

-

-

?

malonyl-CoA + phenyl beta-D-glucopyranoside

CoA + phenyl 6-O-malonyl-beta-D-glucopyranoside

Glandularia x hybrida

-

6.4% of the activity with quercetin 3-O-glucoside

662666

-

-

?

malonyl-CoA + phenyl beta-D-glucopyranoside

CoA + phenyl 6-O-malonyl-beta-D-glucopyranoside

Lamium purpureum

-

11% of the activity with quercetin 3-O-glucoside

662666

-

-

?

additional information

?

-

Glandularia x hybrida

-

less than 2% of the activity with quercetin 3-O-glucoside: pelargonidine, cyanidin, delphinidin, daidzein, o-(hydroxymethyl)phenyl beta-D-glucopyranoside, less than 2% of the activity with malonyl-CoA: acetyl-CoA, methylmalonyl-CoA

662666

-

-

?

additional information

?

-

Lamium purpureum

-

less than 2% of the activity with quercetin 3-O-glucoside: pelargonidine, cyanidin, delphinidin, daidzein, genistein, o-(hydroxymethyl)phenyl beta-D-glucopyranoside, less than 2% of the activity with malonyl-CoA: acetyl-CoA, methylmalonyl-CoA

662666

-

-

?