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Information on EC 2.3.1.115 - isoflavone-7-O-beta-glucoside 6''-O-malonyltransferase for references in articles please use BRENDA:EC2.3.1.115
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EC Tree
IUBMB Comments The 6-position of the glucose residue of formononetin can also act as acceptor; some other 7-O-glucosides of isoflavones, flavones and flavonols can also act, but more slowly.
Word Map
2.3.1.115
chanarin-dorfman
droplets
triglyceride
lipolysis
triacylglycerols
ichthyosis
domain-containing
ichthyosiform
erythroderma
cirrhosis
steatosis
multisystemic
co-activator
lysophosphatidic
non-bullous
phosphatidic
nutrition
hepatomegaly
The enzyme appears in viruses and cellular organisms
Synonyms
flavone/flavonol 7-O-beta-D-glucoside malonyltransferase, malonyl CoA:isoflavone 7-O-glucoside-6''-O-malonyltransferase, malonyl-CoA:flavone/flavonol 7-O-glucoside malonyltransferase, malonyl-coenzyme A:flavone/flavonol-7-O-glycoside malonyltransferase, malonyl-coenzyme A:isoflavone 7-O-glucoside-6''-malonyltransferase, malonyltransferase, flavone (flavonol) 7-O-glycoside, malonyltransferase, isoflavone 7-O-glucoside 6''-O-, MAT-7, MtMaT1, MtMaT2,
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flavone/flavonol 7-O-beta-D-glucoside malonyltransferase
-
-
-
-
malonyl CoA:isoflavone 7-O-glucoside-6''-O-malonyltransferase
-
malonyl-CoA:flavone/flavonol 7-O-glucoside malonyltransferase
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-
-
-
malonyl-coenzyme A:flavone/flavonol-7-O-glycoside malonyltransferase
-
-
-
-
malonyl-coenzyme A:isoflavone 7-O-glucoside-6''-malonyltransferase
-
-
-
-
malonyltransferase, flavone (flavonol) 7-O-glycoside
-
-
-
-
malonyltransferase, isoflavone 7-O-glucoside 6''-O-
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-
-
-
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malonyl-CoA + biochanin A 7-O-beta-D-glucoside = CoA + biochanin A 7-O-(6-O-malonyl-beta-D-glucoside)
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-
-
-
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Acyl group transfer
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-
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malonyl-CoA:isoflavone-7-O-beta-D-glucoside 6''-O-malonyltransferase
The 6-position of the glucose residue of formononetin can also act as acceptor; some other 7-O-glucosides of isoflavones, flavones and flavonols can also act, but more slowly.
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apigenin 7-O-apiosylglucoside + malonyl-CoA
apigenin 7-O-apiosylglucoside -6''-O-malonylester + CoA
apigenin 7-O-glucoside + malonyl-CoA
CoA + apigenin 7-O-glucoside 6''-O-malonylester
apiin + malonyl-CoA
apigenin 7-O-apiosylglucoside -6''-O-malonylester + malonyl-CoA
-
i.e. apigenin 7-O-apiosylglucoside, best substrate
-
-
?
diosmetin 7-O-glucoside + malonyl-CoA
CoA + diosmetin 7-O-glucoside 6''-O-malonylester
-
72% of the activity with apiin
-
-
?
isorhamnetin 3-O-glucoside + malonyl-CoA
CoA + isorhamnetin 3-O-glucoside 6''-O-malonylester
-
11% of the activity with apiin
-
-
?
isorhamnetin 7-O-glucoside + malonyl-CoA
CoA + isorhamnetin 7-O-glucoside 6''-O-malonylester
-
12% of the activity with apiin
-
-
?
kaempferol 3-O-glucoside + malonyl-CoA
CoA + kaempferol 3-O-glucoside 6''-O-malonylester
-
15% of the activity with apiin
-
-
?
luteolin 7-O-glucoside + malonyl-CoA
CoA + luteolin 7-O-glucoside 6''-O-malonylester
malonyl CoA + genistein 7-O-glucoside
CoA + genistein 7-O-glucoside 6''-O-malonylester
-
-
-
-
?
malonyl-CoA + (-)-maackiain 3-O-beta-D-glucoside
CoA + (-)-maackiain 3-O-(6-O-malonyl)-beta-D-glucoside
-
-
-
-
?
malonyl-CoA + 2',4,4'-trihydroxychalcone 4-O-glucoside
CoA + 2',4,4'-trihydroxychalcone 4-O-glucoside 6''-O-malonylester
-
-
-
-
?
malonyl-CoA + 6,4'-dihydroxy-7-O-glucosyl isoflavone
?
assay at pH 8.0, 30°C
-
-
?
malonyl-CoA + biochanin A 7-O-glucoside
CoA + biochanin A 7-O-glucoside-6''-O-malonylester
-
-
-
?
malonyl-CoA + cyanidin 3,5-O-di-beta-D-glucoside
?
assay at pH 8.0, 30°C
-
-
?
malonyl-CoA + daidzein 7-O-glucoside
CoA + daidzein 7-O-glucoside 6''-O-malonylester
-
-
-
-
?
malonyl-CoA + daidzin
?
assay at pH 8.0, 30°C
-
-
?
malonyl-CoA + formononetin 7-O-glucoside
?
assay at pH 8.0, 30°C
-
-
?
malonyl-CoA + formononetin 7-O-glucoside
CoA + formononetin 7-O-glucoside-6''-O-malonylester
-
-
-
?
malonyl-CoA + genistin
?
assay at pH 8.0, 30°C
-
-
?
malonyl-CoA + hyperoside
?
assay at pH 8.0, 30°C
-
-
?
malonyl-CoA + isoflavone
?
assay at pH 8.0, 30°C
-
-
?
malonyl-CoA + isoquercitrin
?
assay at pH 8.0, 30°C
-
-
?
malonyl-CoA + kaempferol 7-O-glucoside
CoA + kaempferol 7-O-glucoside 6''-O-malonylester
-
-
-
-
?
malonyl-CoA + keracyanin
?
assay at pH 8.0, 30°C
-
-
?
malonyl-CoA + kuromanin
?
assay at pH 8.0, 30°C
-
-
?
malonyl-CoA + naringenin 7-O-glucoside
?
assay at pH 8.0, 30°C
-
-
?
malonyl-CoA + naringenin 7-O-neohesperidoside
?
assay at pH 8.0, 30°C
-
-
?
malonyl-CoA + orobol 7-O-glucoside
CoA + orobol 7-O-glucoside 6''-O-malonylester
-
-
-
-
?
malonyl-CoA + pratensein 7-O-glucoside
CoA + pratensein 7-O-glucoside 6''-O-malonylester
-
-
-
-
?
malonyl-CoA + rutin
?
assay at pH 8.0, 30°C
-
-
?
naringenin 7-O-glucoside + malonyl-CoA
CoA + naringenin 7-O-glucoside 6''-O-malonylester
-
16% of the activity with apiin
-
-
?
quercetagetin 7-O-glucoside + malonyl-CoA
CoA + quercetagetin 7-O-glucoside 6''-O-malonylester
-
-
-
-
?
quercetin 3-O-glucoside + malonyl-CoA
CoA + quercetin 3-O-glucoside 6''-O-malonylester
-
8% of the activity with apiin
-
-
?
quercetin 7-O-glucoside + malonyl-CoA
CoA + quercetin 7-O-glucoside 6''-O-malonylester
-
-
-
-
?
additional information
?
-
apigenin 7-O-apiosylglucoside + malonyl-CoA
apigenin 7-O-apiosylglucoside -6''-O-malonylester + CoA
-
i.e. apiin
-
?
apigenin 7-O-apiosylglucoside + malonyl-CoA
apigenin 7-O-apiosylglucoside -6''-O-malonylester + CoA
-
-
-
-
?
apigenin 7-O-glucoside + malonyl-CoA
CoA + apigenin 7-O-glucoside 6''-O-malonylester
-
-
-
-
?
apigenin 7-O-glucoside + malonyl-CoA
CoA + apigenin 7-O-glucoside 6''-O-malonylester
-
-
-
-
?
apigenin 7-O-glucoside + malonyl-CoA
CoA + apigenin 7-O-glucoside 6''-O-malonylester
-
88% of the activity with apiin
-
-
?
luteolin 7-O-glucoside + malonyl-CoA
CoA + luteolin 7-O-glucoside 6''-O-malonylester
-
-
-
-
?
luteolin 7-O-glucoside + malonyl-CoA
CoA + luteolin 7-O-glucoside 6''-O-malonylester
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30% of the activity with apiin
-
-
?
additional information
?
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-
isoflavones with the glucosyl substituent in position 4' don't act as acceptors
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-
-
additional information
?
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-
succinyl-CoA can replace malonyl-CoA with lower activity
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-
additional information
?
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4-hydroxy-2,5-dichlorophenoxyacetic acid glucoside and 4-methylumbelliferyl glucoside are not accepted as substrate
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additional information
?
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last step in biosynthesis of flavonoid glycosides
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-
-
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apigenin 7-O-apiosylglucoside + malonyl-CoA
apigenin 7-O-apiosylglucoside -6''-O-malonylester + CoA
additional information
?
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-
last step in biosynthesis of flavonoid glycosides
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apigenin 7-O-apiosylglucoside + malonyl-CoA
apigenin 7-O-apiosylglucoside -6''-O-malonylester + CoA
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i.e. apiin
-
?
apigenin 7-O-apiosylglucoside + malonyl-CoA
apigenin 7-O-apiosylglucoside -6''-O-malonylester + CoA
-
-
-
-
?
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0.054
(-)-maackiain 3-O-beta-D-glucoside
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-
0.11
2',4,4'-trihydroxychalcone 4'-O-glucoside
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-
0.014 - 0.16
Apigenin 7-O-glucoside
0.065
daidzein 7-O-glucoside
-
-
0.0512 - 0.736
formononetin 7-O-glucoside
0.088
genistein 7-O-glucoside
-
-
0.067
kaempferol 7-O-glucoside
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-
0.02 - 0.47
Luteolin 7-O-glucoside
0.006 - 0.5539
malonyl-CoA
0.028 - 0.1256
naringenin 7-O-glucoside
0.0063 - 0.0713
naringenin 7-O-neohesperidoside
0.46
orobol 7-O-glucoside
-
-
0.098
pratensein 7-O-glucoside
-
-
0.335
quercetagetin 7-O-glucoside
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-
0.381
quercetin 7-O-glucoside
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-
0.014
Apigenin 7-O-glucoside
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-
0.16
Apigenin 7-O-glucoside
-
-
0.0512
formononetin 7-O-glucoside
-
0.1148
formononetin 7-O-glucoside
-
0.736
formononetin 7-O-glucoside
-
0.114
genistin
-
0.02
Luteolin 7-O-glucoside
-
-
0.47
Luteolin 7-O-glucoside
-
-
0.006
malonyl-CoA
-
-
0.028
naringenin 7-O-glucoside
-
0.1004
naringenin 7-O-glucoside
-
0.1256
naringenin 7-O-glucoside
-
0.0063
naringenin 7-O-neohesperidoside
-
0.0078
naringenin 7-O-neohesperidoside
-
0.0713
naringenin 7-O-neohesperidoside
-
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0.1152 - 1.52
formononetin 7-O-glucoside
0.2308 - 3.952
malonyl-CoA
0.6249 - 3.89
naringenin 7-O-glucoside
1.01 - 3.2
naringenin 7-O-neohesperidoside
0.1152
formononetin 7-O-glucoside
-
0.3365
formononetin 7-O-glucoside
-
1.52
formononetin 7-O-glucoside
-
0.08
genistin
-
0.2308
malonyl-CoA
-
0.6249
naringenin 7-O-glucoside
-
0.948
naringenin 7-O-glucoside
-
3.89
naringenin 7-O-glucoside
-
1.01
naringenin 7-O-neohesperidoside
-
1.679
naringenin 7-O-neohesperidoside
-
3.2
naringenin 7-O-neohesperidoside
-
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additional information
-
-
additional information
-
-
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8
-
-
8
-
most active in Tris buffer
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6.5 - 9.5
-
about 50% of activity maximum at pH 6.5 and 9.5
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30
assay at; assay at; assay at
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chick pea
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-
brenda
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UniProt
brenda
parsley
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-
brenda
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-
-
brenda
-
brenda
-
brenda
-
4 days old
brenda
-
brenda
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-
brenda
-
brenda
-
-
-
brenda
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A0A2P6S3W9_ROSCH
460
0
50247
TrEMBL
F4ZG53_MEDTR
478
0
54046
TrEMBL
A0A2P6S7W7_ROSCH
475
0
51971
TrEMBL
A0A2P6S7X1_ROSCH
469
0
51373
TrEMBL
G7L650_MEDTR
476
0
53605
TrEMBL
A0A396HC99_MEDTR
428
0
47599
TrEMBL
A0A2P6S3W7_ROSCH
442
0
48344
TrEMBL
A0A2P6Q9L6_ROSCH
468
0
51533
TrEMBL
A0A2P6S7T3_ROSCH
481
0
52747
TrEMBL
A0A396GZX5_MEDTR
433
0
49104
TrEMBL
A0A2P6S3X1_ROSCH
171
0
19220
TrEMBL
A0A072U623_MEDTR
463
0
51420
TrEMBL
A0A396GTF5_MEDTR
147
0
15390
TrEMBL
A0A2P6S7T7_ROSCH
188
0
20782
TrEMBL
A0A2P6S7X9_ROSCH
478
0
52363
TrEMBL
A0A396HA79_MEDTR
945
0
106634
TrEMBL
A0A2P6S3W8_ROSCH
152
0
16519
TrEMBL
A0A2P6SCF5_ROSCH
315
0
34389
TrEMBL
A0A396GY74_MEDTR
225
0
25338
TrEMBL
A0A396GY84_MEDTR
819
0
92823
TrEMBL
A0A2P6Q9P8_ROSCH
102
0
11587
TrEMBL
G7L651_MEDTR
177
0
19899
TrEMBL
A0A396GTE5_MEDTR
344
1
39642
TrEMBL
A0A396HBZ7_MEDTR
237
1
26601
TrEMBL
A0A396GZY5_MEDTR
205
1
22593
TrEMBL
A0A2P6S3W6_ROSCH
291
0
31592
TrEMBL
A0A072UVA5_MEDTR
272
0
31438
TrEMBL
A0A396GZZ4_MEDTR
883
0
98695
TrEMBL
A0A396H0I8_MEDTR
161
0
17812
TrEMBL
A0A396GVG5_MEDTR
553
0
62509
TrEMBL
A0A2P6SCD2_ROSCH
466
0
51237
TrEMBL
A0A2P6S3V9_ROSCH
489
0
53878
TrEMBL
B4Y0U0_MEDTR
472
0
53064
TrEMBL
B4Y0U1_MEDTR
483
0
54510
TrEMBL
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50000
-
SDS-PAGE
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additional information
-
acidic pH leads to rapid denaturation
486143
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60
-
above 2 min, destroyed
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most stable in Tris buffer at pH 8, unstable to repeated freezing and thawing, dithioerythritol stabilizes
-
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-20°C, 10% glycerol, stable for 4 months
-
-70°C, partially purified enzyme is stable for several months, extensively purified enzyme loses 50% of activity within 2-3 days
-
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-
-
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overexpression in Arabidopsis thaliana; overexpression in Arabidopsis thaliana; overexpression in Arabidopsis thaliana
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decreased expression by copper treatment; decreased expression by drought stress; decreased expression by drought stress
high expression in root and leaf, induced expression by copper treatment, slightly induced expression after elicitation of a root cell suspension culture by yeast elicitor; high expression in root and leaf, induced expression by copper treatment, slightly induced expression after elicitation of a root cell suspension culture by yeast elicitor; induced expression by drought stress and fungal infection
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nutrition
health-promoting neutraceutical; health-promoting neutraceutical; health-promoting neutraceutical
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Matern, U.; Feser, C.; Hammer, D.
Further characterization and regulation of malonyl-coenzyme A: flavonoid glucoside malonyltransferases from parsley cell suspension cultures
Arch. Biochem. Biophys.
226
206-217
1983
Petroselinum crispum
brenda
Matern, U.; Potts, J.R.M.; Hahlbrock, K.
Two flavonoid-specific malonyltransferases from cell suspension cultures of Petroselinum hortense: partial purification and some properties of malonyl-coenzyme A: flavone/flavonol-7-O-glycoside malonyltransferase and malonyl-coenzyme A: flavonol-3-O-glucoside malonyltransferase
Arch. Biochem. Biophys.
208
233-241
1981
Petroselinum crispum
brenda
Koester, J.; Bussmann, R.; Barz, W.
Malonyl-coenzyme A:isoflavone 7-O-glucoside-6-O-malonyltransferase from roots of chick pea (Cicer arietinum L.)
Arch. Biochem. Biophys.
234
513-521
1984
Cicer arietinum
brenda
Yu, X.; Chen, M.; Liu, C.
Nucleocytoplasmic-localized acyltransferases catalyze the malonylation of 7-O-glycosidic (iso)flavones in Medicago truncatula
Plant J.
55
382-396
2008
Medicago truncatula (B4Y0U0), Medicago truncatula (B4Y0U1), Medicago truncatula (B4Y0U2), Medicago truncatula
brenda
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2.3.1.115 isoflavone-7-O-beta-glucoside 6''-O-malonyltransferase
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