KEGG   ENZYME: 1.10.3.3Help
Entry
EC 1.10.3.3                 Enzyme                                 

Name
L-ascorbate oxidase;
ascorbase;
ascorbic acid oxidase;
ascorbate oxidase;
ascorbic oxidase;
ascorbate dehydrogenase;
L-ascorbic acid oxidase;
AAO;
L-ascorbate:O2 oxidoreductase;
AA oxidase
Class
Oxidoreductases;
Acting on diphenols and related substances as donors;
With oxygen as acceptor
BRITE hierarchy
Sysname
L-ascorbate:oxygen oxidoreductase
Reaction(IUBMB)
4 L-ascorbate + O2 = 4 monodehydroascorbate + 2 H2O [RN:R00068]
Reaction(KEGG)
Substrate
L-ascorbate [CPD:C00072];
O2 [CPD:C00007]
Product
monodehydroascorbate [CPD:C01041];
H2O [CPD:C00001]
Comment
A multicopper protein.
History
EC 1.10.3.3 created 1961, modified 2011
Pathway
ec00053  Ascorbate and aldarate metabolism
ec01100  Metabolic pathways
Orthology
K00423  L-ascorbate oxidase
Genes
RSS: 109440665
SKO: 102805329
FCD: 110847983 110848384 110849061 110849063 110851898 110853443
MYI: 110462682
ATH: AT1G55570(sks12) AT3G13390(sks11) AT5G21100 AT5G21105
ALY: ARALYDRAFT_474617 ARALYDRAFT_478720 ARALYDRAFT_478721 ARALYDRAFT_489021 ARALYDRAFT_892557
CRB: 17882409 17883051 17884433 17898663
CSAT: 104706462 104706463 104709266 104736189 104736191 104742997 104742998 104745583 104745584 104758840 104758841 104765114 104765115 104777798 104777807 104778428 104778429
EUS: EUTSA_v10011364mg EUTSA_v10011369mg EUTSA_v10013093mg EUTSA_v10013113mg EUTSA_v10020433mg EUTSA_v10020444mg
BRP: 103832576 103845074 103845610(BcAAO) 103845611 103845612 103849284 103849761 103849762 103851396 103859514 103859515 103870173 103871036
LJA: Lj2g3v2136010.1(Lj2g3v2136010.1) Lj3g3v3261440.1(Lj3g3v3261440.1) Lj4g3v0669660.1(Lj4g3v0669660.1) Lj4g3v0669710.1(Lj4g3v0669710.1) Lj6g3v0215810.1(Lj6g3v0215810.1) Lj6g3v0227360.1(Lj6g3v0227360.1) Lj6g3v1028660.1(Lj6g3v1028660.1) Lj6g3v1028700.1(Lj6g3v1028700.1)
OSA: 4341335
DOSA: Os01t0816700-01(Os01g0816700) Os05t0485800-00(Os05g0485800) Os06t0567200-01(Os06g0567200) Os06t0567900-01(Os06g0567900)
ATS: 109747493(LOC109747493) 109761427(LOC109761427) 109770983(LOC109770983) 109776669(LOC109776669)
MNG: MNEG_8946
MAW: MAC_05769
MAJ: MAA_01731
PTE: PTT_06906
SHS: STEHIDRAFT_98367(Shmco3)
HIR: HETIRDRAFT_181064(HaMCO3)
SPAR: SPRG_01703
XFA: XF_2677
XFT: PD_2039
 » show all
Taxonomy
Reference
1  [PMID:13787201]
  Authors
YAMAZAKI I, PIETTE LH
  Title
Mechanism of free radical formation and disappearance during the ascorbic acid oxidase and peroxidase reactions.
  Journal
Biochim. Biophys. Acta. 50 (1961) 62-9.
Reference
2
  Authors
Stark, G.R. and Dawson, C.R.
  Title
Ascorbic acid oxidase.
  Journal
In: Boyer, P.D., Lardy, H. and Myrback, K. (Eds.), The Enzymes, 2nd ed., vol. 8, Academic Press, New York, 1963, p. 297-311.
Reference
3  [PMID:1548698]
  Authors
Messerschmidt A, Ladenstein R, Huber R, Bolognesi M, Avigliano L, Petruzzelli R, Rossi A, Finazzi-Agro A
  Title
Refined crystal structure of ascorbate oxidase at 1.9 A resolution.
  Journal
J. Mol. Biol. 224 (1992) 179-205.
Other DBs
ExplorEnz - The Enzyme Database: 1.10.3.3
IUBMB Enzyme Nomenclature: 1.10.3.3
ExPASy - ENZYME nomenclature database: 1.10.3.3
BRENDA, the Enzyme Database: 1.10.3.3
CAS: 9029-44-1

DBGET integrated database retrieval system