ypqP
168
C-terminal part of the split gene spsM (together with yodU), legionaminic acid synthesis, in B. subtilis 168 the gene is disrupted by the SP-beta prophage
Locus
BSU_21670
Function
legionaminic acid synthesis
Product
UDP-NAcGlcA inverting 4,6-dehydratase (C-terminal part)
Essential
no
Synonyms
ypqP, spsM
Outlinks
Genomic Context
Categories containing this gene/protein
This gene is a member of the following regulons
Gene
Coordinates
2,286,448 → 2,287,053
Phenotypes of a mutant
The protein
Catalyzed reaction/ biological activity
SpsM catalyzes the C-4/C-6 dehydration of the UDP-GlcNAc to produce UDP-4-keto-6-deoxy-GlcNAc, this is the first reaction of the legionaminic acid biosynthesis pathway PubMed
required for spore crust assembly, legionaminic acid synthesis PubMed
SpsM: Polysacc_synt_2 domain (Pfam accession number, PF02719) in the 18–296-aa region PubMed
Structure
6BWC (PDB) (from B. thuringiensis, 39% identity) PubMed
Paralogous protein(s)
EpsC, (for SpsM)
Expression and Regulation
Operons
Biological materials
Mutant
MGNA-A061 (ypqP::erm), available at the NBRP B. subtilis, Japan
References
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Time of last update: 2025-04-07 13:37:08
Author of last update: Christoph.elfmann