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Literature summary extracted from

  • Adhikari, N.D.; Froehlich, J.E.; Strand, D.D.; Buck, S.M.; Kramer, D.M.; Larkin, R.M.
    GUN4-porphyrin complexes bind the ChlH/GUN5 subunit of Mg-chelatase and promote chlorophyll biosynthesis in Arabidopsis (2011), Plant Cell, 23, 1449-1467.
    View publication on PubMedView publication on EuropePMC

Activating Compound

EC Number Activating Compound Comment Organism Structure
6.6.1.1 GUN4 protein activates Mg-chelatase Arabidopsis thaliana

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
6.6.1.1 chloroplast
-
 Arabidopsis thaliana 9507
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
6.6.1.1 Mg2+ required Arabidopsis thaliana

Organism

EC Number Organism UniProt Comment Textmining
6.6.1.1 Arabidopsis thaliana
-
-
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
6.6.1.1 ATP + protoporphyrin IX + Mg2+ + H2O
-
 Arabidopsis thaliana ADP + phosphate + Mg-protoporphyrin IX + H+
-
 ?

Synonyms

EC Number Synonyms Comment Organism
6.6.1.1 ChlH subunit Arabidopsis thaliana
6.6.1.1 Mg chelatase
-
 Arabidopsis thaliana

General Information

EC Number General Information Comment Organism
6.6.1.1 malfunction mutant alleles of GUN4 and Mg-chelatase genes cause sensitivity to intense light Arabidopsis thaliana