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Literature summary extracted from

  • Yuasa, H.J.; Ball, H.J.
    Efficient tryptophan-catabolizing activity is consistently conserved through evolution of TDO enzymes, but not IDO enzymes (2015), J. Exp. Zool. B, 324, 128-140 .
    View publication on PubMed

Cloned(Commentary)

EC Number Cloned (Comment) Organism
1.13.11.11 gene 33737, DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, functional complementation of the enzyme-deficient Saccharomyces cerevisiae Monosiga brevicollis
1.13.11.11 gene BRAFLDRAFT_210874, DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, functional complementation of the enzyme-deficient Saccharomyces cerevisiae Branchiostoma floridae
1.13.11.11 gene C28H8.11, DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, functional complementation of the enzyme-deficient Saccharomyces cerevisiae Caenorhabditis elegans
1.13.11.11 gene TDO, DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, functional complementation of the enzyme-deficient Saccharomyces cerevisiae Rattus norvegicus
1.13.11.11 gene TDO, DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, functional complementation of the enzyme-deficient Saccharomyces cerevisiae Homo sapiens
1.13.11.11 gene TDOa, DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, functional complementation of the enzyme-deficient Saccharomyces cerevisiae Strongylocentrotus purpuratus
1.13.11.11 gene v1g157887, DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, recombinant expression of His6-tagged enzyme in Escherichia coli strain KRX, functional complementation of the enzyme-deficient Saccharomyces cerevisiae Nematostella vectensis
1.13.11.11 gene vCG5163, DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, functional complementation of the enzyme-deficient Saccharomyces cerevisiae Drosophila melanogaster
1.13.11.52 DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, recombinant expression of His6-tagged enzyme in Escherichia coli strain KRX. Complementation of the enzyme-deficient Saccharomyces cerevisiae Haliotis diversicolor
1.13.11.52 DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, recombinant expression of His6-tagged enzyme in Escherichia coli strain KRX. No complementation of the enzyme-deficient Saccharomyces cerevisiae Strongylocentrotus purpuratus
1.13.11.52 gene 31854, DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, recombinant expression of His6-tagged enzyme in Escherichia coli strain KRX. Slight complementation of the enzyme-deficient Saccharomyces cerevisiae Monosiga brevicollis
1.13.11.52 gene BRAFLDRAFT_126354, DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, recombinant expression of His6-tagged enzyme in Escherichia coli strain KRX. Slight complementation of the enzyme-deficient Saccharomyces cerevisiae Branchiostoma floridae
1.13.11.52 gene IDO1, DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, recombinant expression of His6-tagged enzyme in Escherichia coli strain KRX. No complementation of the enzyme-deficient Saccharomyces cerevisiae Mus musculus
1.13.11.52 gene IDO1, DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, recombinant expression of His6-tagged enzyme in Escherichia coli strain KRX. No complementation of the enzyme-deficient Saccharomyces cerevisiae Homo sapiens
1.13.11.52 gene IDO1, DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, recombinant expression of His6-tagged enzyme in Escherichia coli strain KRX. No complementation of the enzyme-deficient Saccharomyces cerevisiae Danio rerio
1.13.11.52 gene Ido2, DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, recombinant expression of His6-tagged enzyme in Escherichia coli strain KRX. No complementation of the enzyme-deficient Saccharomyces cerevisiae Mus musculus
1.13.11.52 gene iso1, DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, recombinant expression of His6-tagged enzyme in Escherichia coli strain KRX. No complementation of the enzyme-deficient Saccharomyces cerevisiae Xenopus laevis
1.13.11.52 gene v1g244579, DNA and amino acid sequence determination and analysis, sequence and genetic structure comparisons, and phylogenetic analysis, recombinant expression of His6-tagged enzyme in Escherichia coli strain KRX. No complementation of the enzyme-deficient Saccharomyces cerevisiae Nematostella vectensis

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
1.13.11.11 additional information
-
additional information Michaelis-Menten kinetics Strongylocentrotus purpuratus
1.13.11.11 additional information
-
additional information Michaelis-Menten kinetics Rattus norvegicus
1.13.11.11 additional information
-
additional information Michaelis-Menten kinetics Homo sapiens
1.13.11.11 additional information
-
additional information Michaelis-Menten kinetics Drosophila melanogaster
1.13.11.11 additional information
-
additional information Michaelis-Menten kinetics Nematostella vectensis
1.13.11.11 additional information
-
additional information Michaelis-Menten kinetics Monosiga brevicollis
1.13.11.11 additional information
-
additional information Michaelis-Menten kinetics Branchiostoma floridae
1.13.11.11 additional information
-
additional information Michaelis-Menten kinetics Caenorhabditis elegans
1.13.11.11 0.0825
-
L-tryptophan pH 8.0, 37°C Homo sapiens
1.13.11.11 0.221
-
L-tryptophan pH 7.0, 37°C Rattus norvegicus
1.13.11.11 0.277
-
L-tryptophan pH 8.0, 37°C Monosiga brevicollis
1.13.11.52 0.0191
-
L-tryptophan pH 6.5, 37°C Mus musculus
1.13.11.52 0.074
-
L-tryptophan pH 6.5, 37°C Homo sapiens
1.13.11.52 3.2
-
L-tryptophan pH 7.5, 37°C Nematostella vectensis
1.13.11.52 7.4
-
L-tryptophan pH 7.5, 37°C Xenopus laevis
1.13.11.52 29.9
-
L-tryptophan pH 7.0, 37°C Haliotis diversicolor
1.13.11.52 33.9
-
L-tryptophan pH 7.5, 37°C Danio rerio
1.13.11.52 42.7
-
L-tryptophan pH 7.0, 37°C Monosiga brevicollis
1.13.11.52 45.9
-
L-tryptophan pH 7.5, 37°C Mus musculus
1.13.11.52 55.4
-
L-tryptophan pH 7.5, 37°C Branchiostoma floridae

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
1.13.11.11 L-tryptophan + O2 Strongylocentrotus purpuratus
-
N-formyl-L-kynurenine
-
?
1.13.11.11 L-tryptophan + O2 Rattus norvegicus
-
N-formyl-L-kynurenine
-
?
1.13.11.11 L-tryptophan + O2 Homo sapiens
-
N-formyl-L-kynurenine
-
?
1.13.11.11 L-tryptophan + O2 Drosophila melanogaster
-
N-formyl-L-kynurenine
-
?
1.13.11.11 L-tryptophan + O2 Nematostella vectensis
-
N-formyl-L-kynurenine
-
?
1.13.11.11 L-tryptophan + O2 Monosiga brevicollis
-
N-formyl-L-kynurenine
-
?
1.13.11.11 L-tryptophan + O2 Branchiostoma floridae
-
N-formyl-L-kynurenine
-
?
1.13.11.11 L-tryptophan + O2 Caenorhabditis elegans
-
N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2 Strongylocentrotus purpuratus
-
N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2 Mus musculus
-
N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2 Homo sapiens
-
N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2 Nematostella vectensis
-
N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2 Branchiostoma floridae
-
N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2 Monosiga brevicollis
-
N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2 Haliotis diversicolor
-
N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2 Xenopus laevis
-
N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2 Danio rerio
-
N-formyl-L-kynurenine
-
?

Organism

EC Number Organism UniProt Comment Textmining
1.13.11.11 Branchiostoma floridae C3XXE6
-
-
1.13.11.11 Caenorhabditis elegans Q09474
-
-
1.13.11.11 Drosophila melanogaster P20351
-
-
1.13.11.11 Homo sapiens P48775
-
-
1.13.11.11 Monosiga brevicollis A9V766
-
-
1.13.11.11 Nematostella vectensis A7RFF0
-
-
1.13.11.11 no activity in Brugia malayi
-
-
-
1.13.11.11 no activity in Saccharomyces cerevisiae
-
-
-
1.13.11.11 no activity in Schistosoma mansoni
-
-
-
1.13.11.11 Rattus norvegicus P21643
-
-
1.13.11.11 Strongylocentrotus purpuratus
-
-
-
1.13.11.52 Branchiostoma floridae C3Y9Y8
-
-
1.13.11.52 Danio rerio B0V1K8
-
-
1.13.11.52 Haliotis diversicolor Q6F3I3 MIP-I; no activity by IDO-like Mb
-
1.13.11.52 Homo sapiens P14902
-
-
1.13.11.52 Monosiga brevicollis A9UVU0
-
-
1.13.11.52 Mus musculus P28776
-
-
1.13.11.52 Mus musculus Q8R0V5
-
-
1.13.11.52 Nematostella vectensis A7SDW8
-
-
1.13.11.52 Strongylocentrotus purpuratus
-
-
-
1.13.11.52 Xenopus laevis A2BD60
-
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1.13.11.52 additional information
-
low IDO activity of MIP protein, no activity by IDO-like Mb protein Haliotis diversicolor

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.13.11.11 L-tryptophan + O2
-
Strongylocentrotus purpuratus N-formyl-L-kynurenine
-
?
1.13.11.11 L-tryptophan + O2
-
Rattus norvegicus N-formyl-L-kynurenine
-
?
1.13.11.11 L-tryptophan + O2
-
Homo sapiens N-formyl-L-kynurenine
-
?
1.13.11.11 L-tryptophan + O2
-
Drosophila melanogaster N-formyl-L-kynurenine
-
?
1.13.11.11 L-tryptophan + O2
-
Nematostella vectensis N-formyl-L-kynurenine
-
?
1.13.11.11 L-tryptophan + O2
-
Monosiga brevicollis N-formyl-L-kynurenine
-
?
1.13.11.11 L-tryptophan + O2
-
Branchiostoma floridae N-formyl-L-kynurenine
-
?
1.13.11.11 L-tryptophan + O2
-
Caenorhabditis elegans N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2
-
Strongylocentrotus purpuratus N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2
-
Mus musculus N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2
-
Homo sapiens N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2
-
Nematostella vectensis N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2
-
Branchiostoma floridae N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2
-
Monosiga brevicollis N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2
-
Haliotis diversicolor N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2
-
Xenopus laevis N-formyl-L-kynurenine
-
?
1.13.11.52 L-tryptophan + O2
-
Danio rerio N-formyl-L-kynurenine
-
?

Synonyms

EC Number Synonyms Comment Organism
1.13.11.11 33737
-
Monosiga brevicollis
1.13.11.11 BRAFLDRAFT_210874
-
Branchiostoma floridae
1.13.11.11 C28H8.11
-
Caenorhabditis elegans
1.13.11.11 TDO
-
Strongylocentrotus purpuratus
1.13.11.11 TDO
-
Rattus norvegicus
1.13.11.11 TDO
-
Homo sapiens
1.13.11.11 TDO
-
Drosophila melanogaster
1.13.11.11 TDO
-
Nematostella vectensis
1.13.11.11 TDO
-
Monosiga brevicollis
1.13.11.11 TDO
-
Branchiostoma floridae
1.13.11.11 TDO
-
Caenorhabditis elegans
1.13.11.11 TDOa
-
Strongylocentrotus purpuratus
1.13.11.11 v1g157887
-
Nematostella vectensis
1.13.11.11 vCG5163
-
Drosophila melanogaster
1.13.11.52 31854
-
Monosiga brevicollis
1.13.11.52 BRAFLDRAFT_126354
-
Branchiostoma floridae
1.13.11.52 IDO
-
Strongylocentrotus purpuratus
1.13.11.52 IDO
-
Homo sapiens
1.13.11.52 IDO
-
Nematostella vectensis
1.13.11.52 IDO
-
Branchiostoma floridae
1.13.11.52 IDO
-
Monosiga brevicollis
1.13.11.52 IDO
-
Haliotis diversicolor
1.13.11.52 IDO
-
Danio rerio
1.13.11.52 IDO1
-
Mus musculus
1.13.11.52 IDO1
-
Xenopus laevis
1.13.11.52 IDO1
-
Homo sapiens
1.13.11.52 IDO1
-
Danio rerio
1.13.11.52 IDO2
-
Mus musculus
1.13.11.52 v1g244579
-
Nematostella vectensis

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
1.13.11.11 37
-
assay at Strongylocentrotus purpuratus
1.13.11.11 37
-
assay at Rattus norvegicus
1.13.11.11 37
-
assay at Homo sapiens
1.13.11.11 37
-
assay at Drosophila melanogaster
1.13.11.11 37
-
assay at Nematostella vectensis
1.13.11.11 37
-
assay at Monosiga brevicollis
1.13.11.11 37
-
assay at Branchiostoma floridae
1.13.11.11 37
-
assay at Caenorhabditis elegans
1.13.11.52 37
-
assay at Strongylocentrotus purpuratus
1.13.11.52 37
-
assay at Mus musculus
1.13.11.52 37
-
assay at Homo sapiens
1.13.11.52 37
-
assay at Nematostella vectensis
1.13.11.52 37
-
assay at Branchiostoma floridae
1.13.11.52 37
-
assay at Monosiga brevicollis
1.13.11.52 37
-
assay at Haliotis diversicolor
1.13.11.52 37
-
assay at Xenopus laevis
1.13.11.52 37
-
assay at Danio rerio

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
1.13.11.11 7
-
-
Rattus norvegicus
1.13.11.11 8
-
-
Homo sapiens
1.13.11.11 8
-
-
Monosiga brevicollis
1.13.11.52 6.5
-
assay at Mus musculus
1.13.11.52 6.5
-
assay at Homo sapiens
1.13.11.52 7
-
assay at Monosiga brevicollis
1.13.11.52 7
-
assay at Haliotis diversicolor
1.13.11.52 7.5
-
assay at Mus musculus
1.13.11.52 7.5
-
assay at Nematostella vectensis
1.13.11.52 7.5
-
assay at Branchiostoma floridae
1.13.11.52 7.5
-
assay at Xenopus laevis
1.13.11.52 7.5
-
assay at Danio rerio

Cofactor

EC Number Cofactor Comment Organism Structure
1.13.11.11 heme
-
Nematostella vectensis
1.13.11.52 heme
-
Strongylocentrotus purpuratus
1.13.11.52 heme
-
Mus musculus
1.13.11.52 heme
-
Homo sapiens
1.13.11.52 heme
-
Nematostella vectensis
1.13.11.52 heme
-
Branchiostoma floridae
1.13.11.52 heme
-
Monosiga brevicollis
1.13.11.52 heme
-
Haliotis diversicolor
1.13.11.52 heme
-
Xenopus laevis
1.13.11.52 heme
-
Danio rerio

General Information

EC Number General Information Comment Organism
1.13.11.11 evolution indoleamine 2,3-dioxygenase (IDO, EC 1.13.11.52) and tryptophan 2,3-dioxygenase (TDO) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview Strongylocentrotus purpuratus
1.13.11.11 evolution indoleamine 2,3-dioxygenase (IDO, EC 1.13.11.52) and tryptophan 2,3-dioxygenase (TDO) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview Rattus norvegicus
1.13.11.11 evolution indoleamine 2,3-dioxygenase (IDO, EC 1.13.11.52) and tryptophan 2,3-dioxygenase (TDO) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview Homo sapiens
1.13.11.11 evolution indoleamine 2,3-dioxygenase (IDO, EC 1.13.11.52) and tryptophan 2,3-dioxygenase (TDO) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview Drosophila melanogaster
1.13.11.11 evolution indoleamine 2,3-dioxygenase (IDO, EC 1.13.11.52) and tryptophan 2,3-dioxygenase (TDO) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview Nematostella vectensis
1.13.11.11 evolution indoleamine 2,3-dioxygenase (IDO, EC 1.13.11.52) and tryptophan 2,3-dioxygenase (TDO) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview Monosiga brevicollis
1.13.11.11 evolution indoleamine 2,3-dioxygenase (IDO, EC 1.13.11.52) and tryptophan 2,3-dioxygenase (TDO) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview Branchiostoma floridae
1.13.11.11 evolution indoleamine 2,3-dioxygenase (IDO, EC 1.13.11.52) and tryptophan 2,3-dioxygenase (TDO) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview Caenorhabditis elegans
1.13.11.52 evolution indoleamine 2,3-dioxygenase (IDO) and tryptophan 2,3-dioxygenase (TDO, EC 1.13.11.11) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview. Some lineages have independently generated multiple IDO paralogues through gene duplications. Only mammalian IDO1s and fungal typical IDOs have high affinity and catalytic efficiency for L-Trp catabolism, comparable to TDOs. Invertebrate IDO enzymes have low affinity and catalytic efficiency for L-Trp catabolism. Phylogenetic analysis. the phylogenetic distribution of low catalytic-efficiency IDOs indicates the ancestral IDO also had low affinity and catalytic efficiency for L-Trp catabolism. IDOs with high catalytic-efficiency for L-Trp catabolism may have evolved in certain lineages to fulfill particular biological roles. The low catalytic efficiency IDOs have been well conserved in a number of lineages throughout their evolution, although it is not clear that the enzymes contribute significantly to L-Trp catabolism in these species Strongylocentrotus purpuratus
1.13.11.52 evolution indoleamine 2,3-dioxygenase (IDO) and tryptophan 2,3-dioxygenase (TDO, EC 1.13.11.11) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview. Some lineages have independently generated multiple IDO paralogues through gene duplications. Only mammalian IDO1s and fungal typical IDOs have high affinity and catalytic efficiency for L-Trp catabolism, comparable to TDOs. Invertebrate IDO enzymes have low affinity and catalytic efficiency for L-Trp catabolism. Phylogenetic analysis. the phylogenetic distribution of low catalytic-efficiency IDOs indicates the ancestral IDO also had low affinity and catalytic efficiency for L-Trp catabolism. IDOs with high catalytic-efficiency for L-Trp catabolism may have evolved in certain lineages to fulfill particular biological roles. The low catalytic efficiency IDOs have been well conserved in a number of lineages throughout their evolution, although it is not clear that the enzymes contribute significantly to L-Trp catabolism in these species Mus musculus
1.13.11.52 evolution indoleamine 2,3-dioxygenase (IDO) and tryptophan 2,3-dioxygenase (TDO, EC 1.13.11.11) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview. Some lineages have independently generated multiple IDO paralogues through gene duplications. Only mammalian IDO1s and fungal typical IDOs have high affinity and catalytic efficiency for L-Trp catabolism, comparable to TDOs. Invertebrate IDO enzymes have low affinity and catalytic efficiency for L-Trp catabolism. Phylogenetic analysis. the phylogenetic distribution of low catalytic-efficiency IDOs indicates the ancestral IDO also had low affinity and catalytic efficiency for L-Trp catabolism. IDOs with high catalytic-efficiency for L-Trp catabolism may have evolved in certain lineages to fulfill particular biological roles. The low catalytic efficiency IDOs have been well conserved in a number of lineages throughout their evolution, although it is not clear that the enzymes contribute significantly to L-Trp catabolism in these species Homo sapiens
1.13.11.52 evolution indoleamine 2,3-dioxygenase (IDO) and tryptophan 2,3-dioxygenase (TDO, EC 1.13.11.11) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview. Some lineages have independently generated multiple IDO paralogues through gene duplications. Only mammalian IDO1s and fungal typical IDOs have high affinity and catalytic efficiency for L-Trp catabolism, comparable to TDOs. Invertebrate IDO enzymes have low affinity and catalytic efficiency for L-Trp catabolism. Phylogenetic analysis. the phylogenetic distribution of low catalytic-efficiency IDOs indicates the ancestral IDO also had low affinity and catalytic efficiency for L-Trp catabolism. IDOs with high catalytic-efficiency for L-Trp catabolism may have evolved in certain lineages to fulfill particular biological roles. The low catalytic efficiency IDOs have been well conserved in a number of lineages throughout their evolution, although it is not clear that the enzymes contribute significantly to L-Trp catabolism in these species Nematostella vectensis
1.13.11.52 evolution indoleamine 2,3-dioxygenase (IDO) and tryptophan 2,3-dioxygenase (TDO, EC 1.13.11.11) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview. Some lineages have independently generated multiple IDO paralogues through gene duplications. Only mammalian IDO1s and fungal typical IDOs have high affinity and catalytic efficiency for L-Trp catabolism, comparable to TDOs. Invertebrate IDO enzymes have low affinity and catalytic efficiency for L-Trp catabolism. Phylogenetic analysis. the phylogenetic distribution of low catalytic-efficiency IDOs indicates the ancestral IDO also had low affinity and catalytic efficiency for L-Trp catabolism. IDOs with high catalytic-efficiency for L-Trp catabolism may have evolved in certain lineages to fulfill particular biological roles. The low catalytic efficiency IDOs have been well conserved in a number of lineages throughout their evolution, although it is not clear that the enzymes contribute significantly to L-Trp catabolism in these species Branchiostoma floridae
1.13.11.52 evolution indoleamine 2,3-dioxygenase (IDO) and tryptophan 2,3-dioxygenase (TDO, EC 1.13.11.11) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview. Some lineages have independently generated multiple IDO paralogues through gene duplications. Only mammalian IDO1s and fungal typical IDOs have high affinity and catalytic efficiency for L-Trp catabolism, comparable to TDOs. Invertebrate IDO enzymes have low affinity and catalytic efficiency for L-Trp catabolism. Phylogenetic analysis. the phylogenetic distribution of low catalytic-efficiency IDOs indicates the ancestral IDO also had low affinity and catalytic efficiency for L-Trp catabolism. IDOs with high catalytic-efficiency for L-Trp catabolism may have evolved in certain lineages to fulfill particular biological roles. The low catalytic efficiency IDOs have been well conserved in a number of lineages throughout their evolution, although it is not clear that the enzymes contribute significantly to L-Trp catabolism in these species Monosiga brevicollis
1.13.11.52 evolution indoleamine 2,3-dioxygenase (IDO) and tryptophan 2,3-dioxygenase (TDO, EC 1.13.11.11) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview. Some lineages have independently generated multiple IDO paralogues through gene duplications. Only mammalian IDO1s and fungal typical IDOs have high affinity and catalytic efficiency for L-Trp catabolism, comparable to TDOs. Invertebrate IDO enzymes have low affinity and catalytic efficiency for L-Trp catabolism. Phylogenetic analysis. the phylogenetic distribution of low catalytic-efficiency IDOs indicates the ancestral IDO also had low affinity and catalytic efficiency for L-Trp catabolism. IDOs with high catalytic-efficiency for L-Trp catabolism may have evolved in certain lineages to fulfill particular biological roles. The low catalytic efficiency IDOs have been well conserved in a number of lineages throughout their evolution, although it is not clear that the enzymes contribute significantly to L-Trp catabolism in these species Haliotis diversicolor
1.13.11.52 evolution indoleamine 2,3-dioxygenase (IDO) and tryptophan 2,3-dioxygenase (TDO, EC 1.13.11.11) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview. Some lineages have independently generated multiple IDO paralogues through gene duplications. Only mammalian IDO1s and fungal typical IDOs have high affinity and catalytic efficiency for L-Trp catabolism, comparable to TDOs. Invertebrate IDO enzymes have low affinity and catalytic efficiency for L-Trp catabolism. Phylogenetic analysis. the phylogenetic distribution of low catalytic-efficiency IDOs indicates the ancestral IDO also had low affinity and catalytic efficiency for L-Trp catabolism. IDOs with high catalytic-efficiency for L-Trp catabolism may have evolved in certain lineages to fulfill particular biological roles. The low catalytic efficiency IDOs have been well conserved in a number of lineages throughout their evolution, although it is not clear that the enzymes contribute significantly to L-Trp catabolism in these species Xenopus laevis
1.13.11.52 evolution indoleamine 2,3-dioxygenase (IDO) and tryptophan 2,3-dioxygenase (TDO, EC 1.13.11.11) enzymes have independently evolved to catalyze the first step in the catabolism of tryptophan (L-Trp) through the kynurenine pathway. Enzyme TDO is found in almost all metazoan and many bacterial species, but not in fungi, distribution of IDO/TDO genes among invertebrates, overview. Some lineages have independently generated multiple IDO paralogues through gene duplications. Only mammalian IDO1s and fungal typical IDOs have high affinity and catalytic efficiency for L-Trp catabolism, comparable to TDOs. Invertebrate IDO enzymes have low affinity and catalytic efficiency for L-Trp catabolism. Phylogenetic analysis. the phylogenetic distribution of low catalytic-efficiency IDOs indicates the ancestral IDO also had low affinity and catalytic efficiency for L-Trp catabolism. IDOs with high catalytic-efficiency for L-Trp catabolism may have evolved in certain lineages to fulfill particular biological roles. The low catalytic efficiency IDOs have been well conserved in a number of lineages throughout their evolution, although it is not clear that the enzymes contribute significantly to L-Trp catabolism in these species Danio rerio