EC 2.4.2.18: anthranilate phosphoribosyltransferase

TransferasesOpen in Browse

CatLog read 67 records for EC 2.4.2.18 from 5 papers, for 7 organisms. Names in these papers: anthranilate phosphoribosyltransferase (ssAnPRT), anthranilate phosphoribosyl transferase (sAnPRT), anthranilate phosphoribosyltransferase (AtPAT1), anthranilate phosphoribosyltransferase (ssTrpD) and 5 more.

Read from the paper by an AI model and checked against the paper by a second, separate AI run; code converted the units.

CatLog also holds 21 records for EC 2.4.2.18 that are not yet re-read: from its earlier version, built from the enzyme databases and partly checked against the papers. All records for EC 2.4.2.18 in Browse.

Papers

Papers with records for EC 2.4.2.18
PaperOrganismsRecords
Biochemical investigation of the tryptophan biosynthetic enzyme anthranilate phosphoribosyltransferase in plantsArabidopsis thaliana, Citrus sinensis and 4 more18
Stabilization of a metabolic enzyme by library selection in Thermus thermophilusSulfolobus solfataricus16
Structural and mutational analysis of substrate complexation by anthranilate phosphoribosyltransferase from Sulfolobus solfataricusSulfolobus solfataricus15
Activation of anthranilate phosphoribosyltransferase from Sulfolobus solfataricus by removal of magnesium inhibition and acceleration of product releaseSulfolobus solfataricus12
Purification, characterization and crystallization of thermostable anthranilate phosphoribosyltransferase from Sulfolobus solfataricusSulfolobus solfataricus6

Records

Records for EC 2.4.2.18 read from the paper
EnzymeOrganismSubstratekcat (s⁻¹)Km (mM)kcat/Km (mM⁻¹ s⁻¹)ConditionsPaperOpen record
anthranilate phosphoribosyl transferase (sAnPRT)variant I36E/M47D/D83G/F149SSulfolobus solfataricusanthranilate3.40.011330pH 7.2, 37 °CPMID 21455924Open record: anthranilate phosphoribosyl transferase (sAnPRT) variant I36E/M47D/D83G/F149S, anthranilate
anthranilate phosphoribosyl transferase (sAnPRT)variant I36E/M47D/D83G/F149SSulfolobus solfataricusphosphoribosyl-α1-pyrophosphate—0.04576pH 7.2, 37 °CPMID 21455924Open record: anthranilate phosphoribosyl transferase (sAnPRT) variant I36E/M47D/D83G/F149S, phosphoribosyl-α1-pyrophosphate
anthranilate phosphoribosyl transferase (sAnPRT)variant I36E/M47D/D83G/F149S/F193SSulfolobus solfataricusanthranilate2.70.02992pH 7.2, 37 °CPMID 21455924Open record: anthranilate phosphoribosyl transferase (sAnPRT) variant I36E/M47D/D83G/F149S/F193S, anthranilate
anthranilate phosphoribosyl transferase (sAnPRT)variant I36E/M47D/D83G/F149S/F193SSulfolobus solfataricusphosphoribosyl-α1-pyrophosphate—0.03772pH 7.2, 37 °CPMID 21455924Open record: anthranilate phosphoribosyl transferase (sAnPRT) variant I36E/M47D/D83G/F149S/F193S, phosphoribosyl-α1-pyrophosphate
anthranilate phosphoribosyl transferase (sAnPRT)variant I36E/M47D/D83G/F149S/I169TSulfolobus solfataricusanthranilate3.50.007540pH 7.2, 37 °CPMID 21455924Open record: anthranilate phosphoribosyl transferase (sAnPRT) variant I36E/M47D/D83G/F149S/I169T, anthranilate
anthranilate phosphoribosyl transferase (sAnPRT)variant I36E/M47D/D83G/F149S/I169TSulfolobus solfataricusphosphoribosyl-α1-pyrophosphate—0.06256pH 7.2, 37 °CPMID 21455924Open record: anthranilate phosphoribosyl transferase (sAnPRT) variant I36E/M47D/D83G/F149S/I169T, phosphoribosyl-α1-pyrophosphate
anthranilate phosphoribosyl transferase (sAnPRT)variant I36E/M47D/D83G/F149S/L320MSulfolobus solfataricusanthranilate3.90.008460pH 7.2, 37 °CPMID 21455924Open record: anthranilate phosphoribosyl transferase (sAnPRT) variant I36E/M47D/D83G/F149S/L320M, anthranilate
anthranilate phosphoribosyl transferase (sAnPRT)variant I36E/M47D/D83G/F149S/L320MSulfolobus solfataricusphosphoribosyl-α1-pyrophosphate—0.05472pH 7.2, 37 °CPMID 21455924Open record: anthranilate phosphoribosyl transferase (sAnPRT) variant I36E/M47D/D83G/F149S/L320M, phosphoribosyl-α1-pyrophosphate
anthranilate phosphoribosyl transferase (sAnPRT)variant I36E/M47D/D83G/F149S/N109SSulfolobus solfataricusanthranilate0.780.0613pH 7.2, 37 °CPMID 21455924Open record: anthranilate phosphoribosyl transferase (sAnPRT) variant I36E/M47D/D83G/F149S/N109S, anthranilate
anthranilate phosphoribosyl transferase (sAnPRT)variant I36E/M47D/D83G/F149S/N109SSulfolobus solfataricusphosphoribosyl-α1-pyrophosphate—0.03324pH 7.2, 37 °CPMID 21455924Open record: anthranilate phosphoribosyl transferase (sAnPRT) variant I36E/M47D/D83G/F149S/N109S, phosphoribosyl-α1-pyrophosphate
anthranilate phosphoribosyl transferase (sAnPRT)variant I36E/M47D/D83G/F149S/T77ISulfolobus solfataricusanthranilate1.30.037360pH 7.2, 37 °CPMID 21455924Open record: anthranilate phosphoribosyl transferase (sAnPRT) variant I36E/M47D/D83G/F149S/T77I, anthranilate
anthranilate phosphoribosyl transferase (sAnPRT)variant I36E/M47D/D83G/F149S/T77ISulfolobus solfataricusphosphoribosyl-α1-pyrophosphate—0.05524pH 7.2, 37 °CPMID 21455924Open record: anthranilate phosphoribosyl transferase (sAnPRT) variant I36E/M47D/D83G/F149S/T77I, phosphoribosyl-α1-pyrophosphate
anthranilate phosphoribosyl transferase (sAnPRT)variant I36E/M47D/D83G/F149S/T77I/I169T/F193S/L320MSulfolobus solfataricusanthranilate1.20.05123pH 7.2, 37 °CPMID 21455924Open record: anthranilate phosphoribosyl transferase (sAnPRT) variant I36E/M47D/D83G/F149S/T77I/I169T/F193S/L320M, anthranilate
anthranilate phosphoribosyl transferase (sAnPRT)variant I36E/M47D/D83G/F149S/T77I/I169T/F193S/L320MSulfolobus solfataricusphosphoribosyl-α1-pyrophosphate—0.04725pH 7.2, 37 °CPMID 21455924Open record: anthranilate phosphoribosyl transferase (sAnPRT) variant I36E/M47D/D83G/F149S/T77I/I169T/F193S/L320M, phosphoribosyl-α1-pyrophosphate
anthranilate phosphoribosyl transferase (sAnPRT)variant I36E/M47D/D83G/F149S/T77I/N109S/I169T/F193S/L320MSulfolobus solfataricusanthranilate0.0460.0820.56pH 7.2, 37 °CPMID 21455924Open record: anthranilate phosphoribosyl transferase (sAnPRT) variant I36E/M47D/D83G/F149S/T77I/N109S/I169T/F193S/L320M, anthranilate
anthranilate phosphoribosyl transferase (sAnPRT)variant I36E/M47D/D83G/F149S/T77I/N109S/I169T/F193S/L320MSulfolobus solfataricusphosphoribosyl-α1-pyrophosphate—0.0550.84pH 7.2, 37 °CPMID 21455924Open record: anthranilate phosphoribosyl transferase (sAnPRT) variant I36E/M47D/D83G/F149S/T77I/N109S/I169T/F193S/L320M, phosphoribosyl-α1-pyrophosphate
anthranilate phosphoribosyltransferase (AtPAT1)Arabidopsis thaliana2-aminobenzoate0.1320.02066.36pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (AtPAT1), 2-aminobenzoate
anthranilate phosphoribosyltransferase (AtPAT1)Arabidopsis thaliana3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)0.0480.019632.47pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (AtPAT1), 3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)
anthranilate phosphoribosyltransferase (AtPAT1)variant N215SArabidopsis thaliana2-aminobenzoate0.0870.02423.57pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (AtPAT1) variant N215S, 2-aminobenzoate
anthranilate phosphoribosyltransferase (AtPAT1)variant N215SArabidopsis thaliana3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)0.040.065060.613pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (AtPAT1) variant N215S, 3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)
anthranilate phosphoribosyltransferase (AtPAT1)variant N215S/P257TArabidopsis thaliana2-aminobenzoate0.0750.04341.74pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (AtPAT1) variant N215S/P257T, 2-aminobenzoate
anthranilate phosphoribosyltransferase (AtPAT1)variant N215S/P257TArabidopsis thaliana3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)0.0520.060960.85pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (AtPAT1) variant N215S/P257T, 3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)
anthranilate phosphoribosyltransferase (AtPAT1)variant P257TArabidopsis thaliana2-aminobenzoate0.0970.0422.32pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (AtPAT1) variant P257T, 2-aminobenzoate
anthranilate phosphoribosyltransferase (AtPAT1)variant P257TArabidopsis thaliana3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)0.0480.035951.36pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (AtPAT1) variant P257T, 3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)
anthranilate phosphoribosyltransferase (CsPAT1)Citrus sinensis2-aminobenzoate0.1170.0225.32pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (CsPAT1), 2-aminobenzoate
anthranilate phosphoribosyltransferase (CsPAT1)Citrus sinensis3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)0.0381.0750.0362pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (CsPAT1), 3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)
anthranilate phosphoribosyltransferase (JrPAT1)Juglans regia2-aminobenzoate0.0550.03871.42pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (JrPAT1), 2-aminobenzoate
anthranilate phosphoribosyltransferase (JrPAT1)Juglans regia3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)0.0480.028231.69pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (JrPAT1), 3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)
anthranilate phosphoribosyltransferase (PpPAT1)Physcomitrium patens2-aminobenzoate0.0570.03181.79pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (PpPAT1), 2-aminobenzoate
anthranilate phosphoribosyltransferase (PpPAT1)Physcomitrium patens3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)0.0530.099710.537pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (PpPAT1), 3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)
anthranilate phosphoribosyltransferase (PvPAT1)Pistacia vera2-aminobenzoate0.040.03211.24pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (PvPAT1), 2-aminobenzoate
anthranilate phosphoribosyltransferase (PvPAT1)Pistacia vera3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)0.0350.050030.711pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (PvPAT1), 3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)
anthranilate phosphoribosyltransferase (SmPAT1)Selaginella moellendorffii2-aminobenzoate0.0850.1890.45pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (SmPAT1), 2-aminobenzoate
anthranilate phosphoribosyltransferase (SmPAT1)Selaginella moellendorffii3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)0.0530.022662.36pH 7.4, 30 °CPMID 37659723Open record: anthranilate phosphoribosyltransferase (SmPAT1), 3-hydroxyanthranilate (3-hydroxy-2-aminobenzoate)
anthranilate phosphoribosyltransferase (ssAnPRT)Sulfolobus solfataricus5-phospho-alpha-D-ribose 1-diphosphate50 µM MgCl2—0.047—pH 7.2, 37 °CPMID 19385665Open record: anthranilate phosphoribosyltransferase (ssAnPRT), 5-phospho-alpha-D-ribose 1-diphosphate
anthranilate phosphoribosyltransferase (ssAnPRT)Sulfolobus solfataricus5-phospho-alpha-D-ribose 1-diphosphate2000 µM MgCl2—1.54—pH 7.2, 37 °CPMID 19385665Open record: anthranilate phosphoribosyltransferase (ssAnPRT), 5-phospho-alpha-D-ribose 1-diphosphate
anthranilate phosphoribosyltransferase (ssAnPRT)Sulfolobus solfataricus5-phosphoribosyl-1-pyrophosphate—0.16—pH 7.5, 60 °CPMID 16714288Open record: anthranilate phosphoribosyltransferase (ssAnPRT), 5-phosphoribosyl-1-pyrophosphate
anthranilate phosphoribosyltransferase (ssAnPRT)Sulfolobus solfataricusanthranilate0.05 mM Mg2+ (MgCl2)4.24 × 10⁻⁵1.0 × 10⁵ calc.pH 7.5, 60 °CPMID 16714288Open record: anthranilate phosphoribosyltransferase (ssAnPRT), anthranilate
anthranilate phosphoribosyltransferase (ssAnPRT)Sulfolobus solfataricusanthranilate2 mM Mg2+ (MgCl2)1.17 × 10⁻⁵1.6 × 10⁴ calc.pH 7.5, 60 °CPMID 16714288Open record: anthranilate phosphoribosyltransferase (ssAnPRT), anthranilate
anthranilate phosphoribosyltransferase (ssAnPRT)Sulfolobus solfataricusanthranilate50 µM MgCl20.331.8 × 10⁻⁵1.8 × 10⁴ calc.pH 7.2, 37 °CPMID 19385665Open record: anthranilate phosphoribosyltransferase (ssAnPRT), anthranilate
anthranilate phosphoribosyltransferase (ssAnPRT)Sulfolobus solfataricusanthranilate2000 µM MgCl20.242 × 10⁻⁵1.2 × 10⁴ calc.pH 7.2, 37 °CPMID 19385665Open record: anthranilate phosphoribosyltransferase (ssAnPRT), anthranilate
anthranilate phosphoribosyltransferase (ssAnPRT)variant D223NSulfolobus solfataricus5-phosphoribosyl-1-pyrophosphate—0.07—pH 7.5, 60 °CPMID 16714288Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant D223N, 5-phosphoribosyl-1-pyrophosphate
anthranilate phosphoribosyltransferase (ssAnPRT)variant D223NSulfolobus solfataricusanthranilate61.6 × 10⁻⁴3.8 × 10⁴ calc.pH 7.5, 60 °CPMID 16714288Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant D223N, anthranilate
anthranilate phosphoribosyltransferase (ssAnPRT)variant D83GSulfolobus solfataricus5-phospho-alpha-D-ribose 1-diphosphate—0.038—pH 7.2, 37 °CPMID 19385665Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant D83G, 5-phospho-alpha-D-ribose 1-diphosphate
anthranilate phosphoribosyltransferase (ssAnPRT)variant D83GSulfolobus solfataricusanthranilate21.2 × 10⁻⁴1.7 × 10⁴ calc.pH 7.2, 37 °CPMID 19385665Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant D83G, anthranilate
anthranilate phosphoribosyltransferase (ssAnPRT)variant D83G/F149SSulfolobus solfataricus5-phospho-alpha-D-ribose 1-diphosphate50 µM MgCl2—0.013—pH 7.2, 37 °CPMID 19385665Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant D83G/F149S, 5-phospho-alpha-D-ribose 1-diphosphate
anthranilate phosphoribosyltransferase (ssAnPRT)variant D83G/F149SSulfolobus solfataricus5-phospho-alpha-D-ribose 1-diphosphate2000 µM MgCl2—0.023—pH 7.2, 37 °CPMID 19385665Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant D83G/F149S, 5-phospho-alpha-D-ribose 1-diphosphate
anthranilate phosphoribosyltransferase (ssAnPRT)variant D83G/F149SSulfolobus solfataricusanthranilate50 µM MgCl24.40.00361.2 × 10³ calc.pH 7.2, 37 °CPMID 19385665Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant D83G/F149S, anthranilate
anthranilate phosphoribosyltransferase (ssAnPRT)variant D83G/F149SSulfolobus solfataricusanthranilate2000 µM MgCl213.30.00314.3 × 10³ calc.pH 7.2, 37 °CPMID 19385665Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant D83G/F149S, anthranilate
anthranilate phosphoribosyltransferase (ssAnPRT)variant E224QSulfolobus solfataricus5-phosphoribosyl-1-pyrophosphate—0.26—pH 7.5, 60 °CPMID 16714288Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant E224Q, 5-phosphoribosyl-1-pyrophosphate
anthranilate phosphoribosyltransferase (ssAnPRT)variant E224QSulfolobus solfataricusanthranilate5.69.1 × 10⁻⁴6.2 × 10³ calc.pH 7.5, 60 °CPMID 16714288Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant E224Q, anthranilate
anthranilate phosphoribosyltransferase (ssAnPRT)variant F149SSulfolobus solfataricus5-phospho-alpha-D-ribose 1-diphosphate—0.151—pH 7.2, 37 °CPMID 19385665Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant F149S, 5-phospho-alpha-D-ribose 1-diphosphate
anthranilate phosphoribosyltransferase (ssAnPRT)variant F149SSulfolobus solfataricusanthranilate1.20.00121.0 × 10³ calc.pH 7.2, 37 °CPMID 19385665Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant F149S, anthranilate
anthranilate phosphoribosyltransferase (ssAnPRT)variant H107ASulfolobus solfataricus5-phosphoribosyl-1-pyrophosphate—0.3—pH 7.5, 60 °CPMID 16714288Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant H107A, 5-phosphoribosyl-1-pyrophosphate
anthranilate phosphoribosyltransferase (ssAnPRT)variant H107ASulfolobus solfataricusanthranilate5.15.3 × 10⁻⁴9.6 × 10³ calc.pH 7.5, 60 °CPMID 16714288Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant H107A, anthranilate
anthranilate phosphoribosyltransferase (ssAnPRT)variant H107A/P178ASulfolobus solfataricusanthranilate20.0125160 calc.pH 7.5, 60 °CPMID 16714288Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant H107A/P178A, anthranilate
anthranilate phosphoribosyltransferase (ssAnPRT)variant K106QSulfolobus solfataricus5-phosphoribosyl-1-pyrophosphate—0.26—pH 7.5, 60 °CPMID 16714288Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant K106Q, 5-phosphoribosyl-1-pyrophosphate
anthranilate phosphoribosyltransferase (ssAnPRT)variant K106QSulfolobus solfataricusanthranilate0.487.5 × 10⁻⁴640 calc.pH 7.5, 60 °CPMID 16714288Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant K106Q, anthranilate
anthranilate phosphoribosyltransferase (ssAnPRT)variant R164ASulfolobus solfataricus5-phosphoribosyl-1-pyrophosphate—0.17—pH 7.5, 60 °CPMID 16714288Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant R164A, 5-phosphoribosyl-1-pyrophosphate
anthranilate phosphoribosyltransferase (ssAnPRT)variant R164ASulfolobus solfataricusanthranilate0.620.2972.1 calc.pH 7.5, 60 °CPMID 16714288Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant R164A, anthranilate
anthranilate phosphoribosyltransferase (ssAnPRT)variant R164A/H154ASulfolobus solfataricusanthranilate0.730.1494.9 calc.pH 7.5, 60 °CPMID 16714288Open record: anthranilate phosphoribosyltransferase (ssAnPRT) variant R164A/H154A, anthranilate
anthranilate phosphoribosyltransferase (ssTrpD)Sulfolobus solfataricus5'-phosphoribosyl-1-pyrophosphate—0.013.5pH 7.5, 40 °CPMID 11298741Open record: anthranilate phosphoribosyltransferase (ssTrpD), 5'-phosphoribosyl-1-pyrophosphate
anthranilate phosphoribosyltransferase (ssTrpD)Sulfolobus solfataricus5'-phosphoribosyl-1-pyrophosphate—0.016.7pH 7.5, 50 °CPMID 11298741Open record: anthranilate phosphoribosyltransferase (ssTrpD), 5'-phosphoribosyl-1-pyrophosphate
anthranilate phosphoribosyltransferase (ssTrpD)Sulfolobus solfataricus5'-phosphoribosyl-1-pyrophosphate—0.0110pH 7.5, 60 °CPMID 11298741Open record: anthranilate phosphoribosyltransferase (ssTrpD), 5'-phosphoribosyl-1-pyrophosphate
anthranilate phosphoribosyltransferase (ssTrpD)Sulfolobus solfataricusanthranilic acid0.0352.6 × 10⁻⁶1.35 × 10⁴pH 7.5, 40 °CPMID 11298741Open record: anthranilate phosphoribosyltransferase (ssTrpD), anthranilic acid
anthranilate phosphoribosyltransferase (ssTrpD)Sulfolobus solfataricusanthranilic acid0.0673.2 × 10⁻⁶2.09 × 10⁴pH 7.5, 50 °CPMID 11298741Open record: anthranilate phosphoribosyltransferase (ssTrpD), anthranilic acid
anthranilate phosphoribosyltransferase (ssTrpD)Sulfolobus solfataricusanthranilic acid0.1053.5 × 10⁻⁶3 × 10⁴pH 7.5, 60 °CPMID 11298741Open record: anthranilate phosphoribosyltransferase (ssTrpD), anthranilic acid