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Caulobacter crescentus CB15 Enzyme: tryptophan synthase, beta subunit

Gene: trpB Accession Number: CC3544 (CauloCyc)

Regulation Summary Diagram: ?

Regulation summary diagram for trpB

Component of: tryptophan synthase

Map Position: [3,793,289 <- 3,794,521] (94.43 centisomes, 340°)
Length: 1233 bp / 410 aa

Molecular Weight of Polypeptide: 43.904 kD (from nucleotide sequence)

Gene-Reaction Schematic: ?

Gene-Reaction Schematic

Gene Class: UNCLASSIFIED


Enzymatic reaction of: tryptophan synthase, beta subunit

EC Number: 4.2.1.122

indole + L-serine <=> L-tryptophan + H2O

The reaction direction shown, that is, A + B ↔ C + D versus C + D ↔ A + B, is in accordance with the Enzyme Commission system.

The reaction is favored in the direction shown.

In Pathways: superpathway of phenylalanine, tyrosine, and tryptophan biosynthesis , tryptophan biosynthesis


Subunit of: tryptophan synthase

Subunit composition of tryptophan synthase = [TrpA][TrpB]
         tryptophan synthase, alpha subunit = TrpA
         tryptophan synthase, beta subunit = TrpB


Enzymatic reaction of: tryptophan synthase, alpha subunit

EC Number: 4.2.1.20

(1S,2R)-1-C-(indol-3-yl)glycerol 3-phosphate + L-serine <=> L-tryptophan + D-glyceraldehyde 3-phosphate + H2O

The reaction direction shown, that is, A + B ↔ C + D versus C + D ↔ A + B, is in accordance with the Enzyme Commission system.

Reversibility of this reaction is unspecified.

In Pathways: superpathway of phenylalanine, tyrosine, and tryptophan biosynthesis , tryptophan biosynthesis


Gene Local Context (not to scale): ?

Gene local context diagram

Transcription Unit:

Transcription-unit diagram

Notes:


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Page generated by SRI International Pathway Tools version 19.0 on Mon Aug 31, 2015, BIOCYC14A.