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Literature summary for 1.13.11.B6 extracted from

  • Wang, R.; Shen, W.; Liu, L.; Jiang, L.; Liu, Y.; Su, N.; Wan, J.
    A novel lipoxygenase gene from developing rice seeds confers dual position specificity and responds to wounding and insect attack (2008), Plant Mol. Biol., 66, 401-414.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
expression in Escherichia coli Oryza sativa

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
105000
-
1 * 105000, recombinant enzyme including His-tag, SDS-PAGE Oryza sativa

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
linoleate + O2 Oryza sativa
-
(9S,10E,12Z)-9-hydroperoxy-10,12-octadecadienoate + (9Z,11E,13S)-13-hydroperoxy-9,11-octadecadienoate the ratio of (9Z,11E,13S)-13-hydroperoxy-9,11-octadecadienoate to (9S,10E,12Z)-9-hydroperoxy-10,12-octadecadienoate is 4:3 ?

Organism

Organism UniProt Comment Textmining
Oryza sativa Q27PX2 subsp. japonica, variety Beilu PL2
-

Source Tissue

Source Tissue Comment Organism Textmining
seed OsLOX1 transcripts are detected at low abundance in immature seeds and newly germinated seedlings, but accumulate rapidly and transiently in response to wounding or brown planthopper attack, reaching a peak 3 h after wounding and 6 h after insect feeding Oryza sativa
-
seedling OsLOX1 transcripts are detected at low abundance in immature seeds and newly germinated seedlings, but accumulate rapidly and transiently in response to wounding or brown planthopper attack, reaching a peak 3 h after wounding and 6 h after insect feeding Oryza sativa
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
linoleate + O2
-
Oryza sativa (9S,10E,12Z)-9-hydroperoxy-10,12-octadecadienoate + (9Z,11E,13S)-13-hydroperoxy-9,11-octadecadienoate the ratio of (9Z,11E,13S)-13-hydroperoxy-9,11-octadecadienoate to (9S,10E,12Z)-9-hydroperoxy-10,12-octadecadienoate is 4:3 ?
linoleate + O2
-
Oryza sativa (9S,10E,12Z)-9-hydroperoxy-10,12-octadecadienoate + (9Z,11E,13S)-13-hydroperoxy-9,11-octadecadienoate dual positional specificity. The ratio of (10E,12Z)-9-hydroperoxy-10,12-octadecadienoate to (9Z,11E)-13-hydroperoxy-9,11-octadecadienoate is 4:3. Both products are predominantly in the S configuration ?

Subunits

Subunits Comment Organism
monomer 1 * 105000, recombinant enzyme including His-tag, SDS-PAGE Oryza sativa

Synonyms

Synonyms Comment Organism
OsLOX1
-
Oryza sativa

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
4.8
-
-
Oryza sativa

Expression

Organism Comment Expression
Oryza sativa transformants with a lower level of OsLOX1 expression are less able to tolerate brown planthopper attack down
Oryza sativa transformants with enhanced level of OsLOX1 expression are more resistant to brown planthopper attack up

General Information

General Information Comment Organism
physiological function OsLOX1 is likely to be the main LOX involved in rice response to biotic and wounding stress. 13-LOX pathway products (such as (Z)-3-hexenyl acetate) protect plants against herbivores by inducing the production of several defence molecules and by attracting herbivore predators. products of 9-LOXs might participate in plant resistance to insect attack, as well Oryza sativa