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Literature summary for 1.14.19.9 extracted from

  • Frese, M.; Sewald, N.
    Enzymatic halogenation of tryptophan on a gram scale (2015), Angew. Chem. Int. Ed. Engl., 54, 298-301 .
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
recombinant expression in Escherichia coli Lentzea aerocolonigenes

Protein Variants

Protein Variants Comment Organism
additional information for optimization of the enzymatic regioselective halogenation process, a method that is easily scalable up to gram scale is established. An active FAD-dependent halogenase is co-immobilized with all auxiliary enzymes necessary for halogenation, formation of cross-linked enzyme aggregates (CLEAs) might stabilize its quaternary structure Lentzea aerocolonigenes

Organism

Organism UniProt Comment Textmining
Lentzea aerocolonigenes Q8KHZ8
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
5-hydroxy-L-tryptophan + FADH2 + chloride + O2 + H+ regioselective halogenation, recombinant enzyme Lentzea aerocolonigenes 7-chloro-5-hydroxy-L-tryptophan + FAD + 2 H2O
-
?
D-tryptophan + FADH2 + bromide + O2 + H+ regioselective halogenation, recombinant enzyme Lentzea aerocolonigenes 7-bromo-D-tryptophan + FAD + 2 H2O
-
?
L-tryptophan + FADH2 + bromide + O2 + H+ best substrates, regioselective halogenation, recombinant enzyme Lentzea aerocolonigenes 7-bromo-L-tryptophan + FAD + 2 H2O
-
?

Subunits

Subunits Comment Organism
dimer
-
Lentzea aerocolonigenes

Synonyms

Synonyms Comment Organism
flavin-dependent tryptophan halogenase
-
Lentzea aerocolonigenes
RebH
-
Lentzea aerocolonigenes
Trp-7-halogenase
-
Lentzea aerocolonigenes

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
25
-
assay at Lentzea aerocolonigenes

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.4
-
assay at Lentzea aerocolonigenes

Cofactor

Cofactor Comment Organism Structure
FAD FAD-dependent halogenase Lentzea aerocolonigenes
NAD+
-
Lentzea aerocolonigenes