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Literature summary extracted from

  • Martin, M.N.; Saladores, P.H.; Lambert, E.; Hudson, A.O.; Leustek, T.
    Localization of members of the gamma-glutamyl transpeptidase family identifies sites of glutathione and glutathione S-conjugate hydrolysis (2007), Plant Physiol., 144, 1715-1732.
    View publication on PubMedView publication on EuropePMC

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
2.3.2.2 extracellular
-
 Arabidopsis thaliana
-
-

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.3.2.2 additional information Arabidopsis thaliana the rosettes of GGT1 knockouts show premature senescence after flowering ?
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
2.3.2.2 Arabidopsis thaliana O65652
-
-
2.3.2.2 Arabidopsis thaliana Q680I5
-
-
2.3.2.2 Arabidopsis thaliana Q9CAR5
-
-
2.3.2.2 Arabidopsis thaliana Q9M0G0
-
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.3.2.2 additional information GGT2 activity is below the detection limit of the assay in leaves and most other tissues of Arabidopsis Arabidopsis thaliana
-
2.3.2.2 additional information GGT4 activity, if present in the roots and stems, is near the limit of detection Arabidopsis thaliana
-
2.3.2.2 root
-
 Arabidopsis thaliana
-
2.3.2.2 root GGT1 accounts for greater than 80% of the activity in stems and roots Arabidopsis thaliana
-
2.3.2.2 rosette GGT1 accounts for nearly 100% of the activity in rosettes Arabidopsis thaliana
-
2.3.2.2 stem
-
 Arabidopsis thaliana
-
2.3.2.2 stem GGT1 accounts for greater than 80% of the activity in stems and roots Arabidopsis thaliana
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.3.2.2 5-L-glutamyl 4-nitroanilide + Gly-Gly in the standard GGT assay with gamma-glutamyl p-nitroanilide as substrate, GGT1 accounts for 80% to 99% of the activity in all tissues except seeds where GGT2 is 50% of the activity Arabidopsis thaliana 4-nitroaniline + 5-L-glutamyl-Gly-Gly
-
 ?
2.3.2.2 additional information the rosettes of GGT1 knockouts show premature senescence after flowering Arabidopsis thaliana ?
-
 ?

Synonyms

EC Number Synonyms Comment Organism
2.3.2.2 At1g69820
-
 Arabidopsis thaliana
2.3.2.2 At4g29210
-
 Arabidopsis thaliana
2.3.2.2 At4g39640
-
 Arabidopsis thaliana
2.3.2.2 At4g39650
-
 Arabidopsis thaliana
2.3.2.2 GGT1
-
 Arabidopsis thaliana
2.3.2.2 GGT2
-
 Arabidopsis thaliana
2.3.2.2 GGT3
-
 Arabidopsis thaliana
2.3.2.2 GGT4
-
 Arabidopsis thaliana