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Literature summary extracted from

  • Scheumann, V.; Schoch, S.; Rudiger, W.
    Chlorophyll b reduction during senescence of barley seedlings (1999), Planta, 209, 364-370.
    View publication on PubMed

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
1.1.1.294 gerontoplast membrane Hordeum vulgare 34400
-
1.1.1.294 plastid the bulk of activity (83%) is found in the thylakoids and only traces (5%) in the envelope fraction Hordeum vulgare 9536
-

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
1.1.1.294 additional information Hordeum vulgare chlorophyll b reduction is considered to be an early and obligatory step of chlorophyll b breakdown ?
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
1.1.1.294 Hordeum vulgare
-
 L. cv. Steffi
-
3.1.1.14 Hordeum vulgare
-
-
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
1.1.1.294 leaf a pronounced maximum of Chl b reductase activity at day 2 of senescence Hordeum vulgare
-
1.1.1.294 seedling
-
 Hordeum vulgare
-
3.1.1.14 leaf highest activity at days 4-6 of senescence Hordeum vulgare
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.1.1.294 additional information chlorophyll b reduction is considered to be an early and obligatory step of chlorophyll b breakdown Hordeum vulgare ?
-
 ?
1.1.1.294 Zn-pheophorbide b + NADPH + H+
-
 Hordeum vulgare ?
-
 ?
3.1.1.14 chlorophyll a + H2O
-
 Hordeum vulgare chlorophyllide a + phytol
-
 ?

Synonyms

EC Number Synonyms Comment Organism
1.1.1.294 chlorophyll(ide) b reductase
-
 Hordeum vulgare