4-amino-5-hydroxymethyl-2-methylpyrimidine phosphate (HMP-P) synthase, biosynthesis of the pyrimidine moiety of thiamine
function
biosynthesis of thiamine
product
4-amino-5-hydroxymethyl-2-methylpyrimidine phosphate (HMP-P) synthase
Genomic Context
categories
[category|SW 2|Metabolism] → [category|SW 2.6|Additional metabolic pathways] → [category|SW 2.6.2|Biosynthesis of cofactors] → [category|SW 2.6.2.3|Biosynthesis/ acquisition of thiamine][category|SW 6|Groups of genes] → [category|SW 6.4|Phosphoproteins] → [category|SW 6.4.1|Phosphorylation on an Arg residue][category|SW 6|Groups of genes] → [category|SW 6.4|Phosphoproteins] → [category|SW 6.4.5|Phosphorylation on a Ser residue][category|SW 6|Groups of genes] → [category|SW 6.4|Phosphoproteins] → [category|SW 6.4.7|Phosphorylation on a Tyr residue]Gene
Coordinates
955,895 957,667
The protein
Protein family
thiC family (according to Swiss-Prot)Modification
phosphorylated on Arg-556 [Pubmed|22517742]phosphorylated on Ser-565, Ser-586 and Tyr-589 [Pubmed|20509597][SW|Cofactors]
Fe-S cluster [pubmed|29292548]Structure
[PDB|3EPN] (from Caulobacter crescentus, 65% identity) [pubmed|18953358]Additional information
subject to Clp-dependent proteolysis upon glucose starvation [Pubmed|17981983]Expression and Regulation
Operons
genes
[gene|51B5F268EE71DD28741A38F72E507B6E245D5494|thiC]
description
[Pubmed|22383849]
regulatory mechanism
[protein|E195900D971AEE4A790D4579BE5E5A15B81010B8|Thi-box]: [SW|RNA switch], in [regulon|E195900D971AEE4A790D4579BE5E5A15B81010B8|Thi-box regulon]regulation
repressed by thiamine ([SW|Thi-box]) [Pubmed|12376536]the [SW|Thi-box] RNA is degraded by [protein|872CCB5A49C9000BD95E4B0472556D5F60F7D7A4|RNase Y] [pubmed|29794222]view in new tabBiological materials
Mutant
1A603 ( ''thiC''::''erm''), [Pubmed|3015878], available at [http://pasture.asc.ohio-state.edu/BGSC/getdetail.cfm?bgscid=1A603&Search=1A603 BGSC]BKE08790 ([gene|51B5F268EE71DD28741A38F72E507B6E245D5494|thiC]::erm trpC2) available at [http://www.bgsc.org/getdetail.php?bgscid=BKE08790 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATTACTTTTCCTTCCCCTT, downstream forward: _UP4_TAAAAAAAATGAAGATGGAGBKK08790 ([gene|51B5F268EE71DD28741A38F72E507B6E245D5494|thiC]::kan trpC2) available at [http://www.bgsc.org/getdetail.php?bgscid=BKK08790 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATTACTTTTCCTTCCCCTT, downstream forward: _UP4_TAAAAAAAATGAAGATGGAGtwo-hybrid system
''B. pertussis'' adenylate cyclase-based bacterial two hybrid system ([SW|BACTH]), available in [SW|Jörg Stülke]'s labReferences
Reviews
Original publications
16291685,9370266,20509597,12376536,22517742,22383849,18953358,28516784,29794222