2.1.1.42: flavone 3'-O-methyltransferase

This is an abbreviated version!
For detailed information about flavone 3'-O-methyltransferase, go to the full flat file.

Reaction

Synonyms

3'-O-methyltransferase, caffeic acid/5-hydroxyferulic acid O-methyltransferase, FOMT5, HvOMT1, luteolin 3'-O-methyltransferase, luteolin methyltransferase, o-dihydric phenol meta-O-methyltransferase, o-dihydric phenol methyltransferase, o-diphenol m-O-methyltransferase, O-methyltransferase, OMT-15, OMT-17, OMT1, S-adenosylmethionine:flavone/flavonol 3'-O-methyltransferase, SOMT-9, ZmOMT1

ECTree

     2 Transferases

         2.1 Transferring one-carbon groups

             2.1.1 Methyltransferases

                2.1.1.42 flavone 3'-O-methyltransferase

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Results	in table
1	Activating Compound
13	AA Sequence
1	CAS Registry Number
6	Cloned(Commentary)
1	Cofactor
1	General Information
7	Inhibitors
4	kcat/KM [mM/s]
18	KM Value [mM]
1	Localization
10	Metals/Ions
10	Molecular Weight [Da]
3	Natural Substrates/ Products (Substrates)
12	Organism
7	Pathway
8	pH Optimum
1	pH Range
1	pH Stability
3	pI Value
7	Protein Variants
7	Purification (Commentary)
1	Reaction
1	Reaction Type
12	Reference
8	Source Tissue
2	Specific Activity [micromol/min/mg]
6	Storage Stability
49	Substrates and Products (Substrate)
5	Subunits
16	Synonyms
1	Systematic Name
4	Temperature Optimum [°C]

KM Value

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KM Value on EC 2.1.1.42 - flavone 3'-O-methyltransferase

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KM VALUE [mM]

SUBSTRATE

ORGANISM

UNIPROT

COMMENTARY

LITERATURE

IMAGE

1.2

2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-2,3-dihydro-4H-chromen-4-one

Petroselinum crispum

-

-

485342

0.00338

3,3',4',5,5',7-hexahydroxyflavone

Arabidopsis thaliana

Q9FK25

i.e. mycricetin, 30°C, pH not specified in the publication

485590

0.00176

3,3',4',5,7-pentahydroxyflavone

Arabidopsis thaliana

Q9FK25

i.e. quercetin, 30°C, pH not specified in the publication

485590

0.075

5,7,3',4'-tetrahydroxyflavanone

Glycine max

-

-

485344

0.00618 - 0.016

5,7,3',4'-tetrahydroxyflavone

3 entries

0.046

5,7,3'-trihydroxyflavone

Petroselinum crispum

-

-

485342

0.028 - 0.031

5,7,3'-trihydroxyflavone 7-O-glucoside

2 entries

0.227

5-hydroxy-3-methoxy-4-hydroxycinnamic acid

Glycine max

-

-

485344

0.035

6,7-dihydroxy-3'-methoxyisoflavone

Glycine max

-

-

485344

0.435

dihydroquercetin

Glycine max

-

-

485344

0.09 - 0.104

luteolin

2 entries

0.035

quercetin

Petroselinum crispum

-

-

485342

0.011 - 0.15

S-adenosyl-L-methionine

2 entries

0.00618

5,7,3',4'-tetrahydroxyflavone

Hordeum vulgare

-

30°C

706086

0.0159

5,7,3',4'-tetrahydroxyflavone

Zea mays

-

30°C

706086

0.016

5,7,3',4'-tetrahydroxyflavone

Glycine max

-

-

485344

0.028

5,7,3'-trihydroxyflavone 7-O-glucoside

Glycine max

-

-

485344

0.031

5,7,3'-trihydroxyflavone 7-O-glucoside

Petroselinum crispum

-

-

485342

0.09

luteolin

Oryza sativa

-

OMT-15, in 10 mM Tris-HCl buffer (pH 7.5), at 37°C

700855

0.104

luteolin

Oryza sativa

-

OMT-17, in 10 mM Tris-HCl buffer (pH 7.5), at 37°C

700855

0.011

S-adenosyl-L-methionine

Glycine max

-

with luteolin as substrate

485344

0.15

S-adenosyl-L-methionine

Petroselinum crispum

-

with luteolin as substrate

485342