M0534
5-Methyl-DL-tryptophan
tryptophan analog
Synonym(s):
5-Methyltryptophan
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About This Item
Empirical Formula (Hill Notation):
C12H14N2O2
CAS Number:
Molecular Weight:
218.25
UNSPSC Code:
12352209
NACRES:
NA.26
PubChem Substance ID:
EC Number:
213-453-6
Beilstein/REAXYS Number:
20225
MDL number:
InChI key
HUNCSWANZMJLPM-UHFFFAOYSA-N
InChI
1S/C12H14N2O2/c1-7-2-3-11-9(4-7)8(6-14-11)5-10(13)12(15)16/h2-4,6,10,14H,5,13H2,1H3,(H,15,16)
SMILES string
Cc1ccc2[nH]cc(CC(N)C(O)=O)c2c1
assay
≥97% (TLC)
form
powder
color
white to faint yellow
mp
280-282 °C
application(s)
peptide synthesis
storage temp.
2-8°C
Quality Level
Application
- Amelioration of colitis through modulation of gut microbiota: The metabolite 5-Methyl-ᴅʟ-tryptophan (5-MT), derived from Angelica sinensis polysaccharides, was found to ameliorate colitis by modulating gut microbiota and the TLR4/MyD88/NF-κB signaling pathway. This suggests a potential application of 5-MT in inflammatory bowel disease research and therapy (Zou et al., 2023).
- Enzymatic synthesis of tryptophan derivatives: A study on the one-pot enantioselective synthesis of (S)-spirobrassinin and non-natural (S)-methylspirobrassinin from amino acids highlights a method using a turnip enzyme. This research outlines a novel approach to synthesizing tryptophan derivatives, potentially useful in biochemical assays (Ryu et al., 2021).
Biochem/physiol Actions
5-Methyl-DL-tryptophan inhibits the synthesis of anthranilate compounds that are the first steps in the biosynthesis of tryptophan in Neurospora crassa. 5-Methyl-DL-tryptophan is a corepressor of the E. coli trp repressor.
5-Methyl-DL-tryptophan may be used to select genetic mutants of PS strain of Methanococcus voltae (archaebacteria). 5-Methyl-tryptophan is a repressor trp operon expression. 5-Methyl-tryptophan is a substrate for tryptophanase. 5-Methyl-tryptophan inhibits the induction of anthranilate synthase activity by elicitors in oats.
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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Vered Tzin et al.
The New phytologist, 194(2), 430-439 (2012-02-03)
The shikimate pathway of plants mediates the conversion of primary carbon metabolites via chorismate into the three aromatic amino acids and to numerous secondary metabolites derived from them. However, the regulation of the shikimate pathway is still far from being
Tetsuya Matsukawa et al.
Zeitschrift fur Naturforschung. C, Journal of biosciences, 57(1-2), 121-128 (2002-04-03)
Oat phytoalexins, avenanthramides, are a series of substituted hydroxycinnamic acid amides with anthranilate. The anthranilate in avenanthramides is biosynthesized by anthranilate synthase (AS, EC 4.1.3.27). Induction of anthranilate synthase activity was investigated in oat leaves treated with oligo-N-acetylchitooligosaccharide elicitors. AS
E I Hyde et al.
European journal of biochemistry, 201(3), 569-579 (1991-11-01)
The Escherichia coli trp repressor binds to the trp operator in the presence of tryptophan, thereby inhibiting tryptophan biosynthesis. Tryptophan analogues lacking the alpha-amino group act as inducers of trp operon expression. We have used one- and two-dimensional 1H-NMR spectroscopy
Mohamed El Khattabi et al.
The Biochemical journal, 409(1), 193-198 (2007-10-04)
Incorporation of Trp (tryptophan) analogues into a protein may facilitate its structural analysis by spectroscopic techniques. Development of a biological system for the biosynthetic incorpor-ation of such analogues into proteins is of considerable importance. The Gram-negative Escherichia coli is the
S Suzuki et al.
Agricultural and biological chemistry, 55(12), 3059-3066 (1991-12-01)
A thermostable tryptophanase was extracted from a thermophilic bacterium, Symbiobacterium thermophilum strain T, which is obligately symbiotic with the thermophilic Bacillus strain S. The enzyme was purified 21-fold to homogeneity with 19% recovery by a series of chromatographies using anion-exchange
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