CwlH

• Description: N-acetylmuramoyl-L-alanine amidase
  
  

Gene name	cwlH
Synonyms	yqeE
Essential	no
Product	N-acetylmuramoyl-L-alanine amidase
Function	cell wall metabolism
Gene expression levels in SubtiExpress: cwlH
MW, pI	27 kDa, 9.998
Gene length, protein length	750 bp, 250 aa
Immediate neighbours	yqeF, yqeD
Sequences	Protein DNA DNA_with_flanks
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed

Categories containing this gene/protein

cell wall degradation/ turnover, sporulation proteins, membrane proteins

This gene is a member of the following regulons

GerE regulon, SigK regulon

The gene

Basic information

• Locus tag: BSU25710

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: Hydrolyzes the link between N-acetylmuramoyl residues and L-amino acid residues in certain cell-wall glycopeptides (according to Swiss-Prot)

• Protein family: N-acetylmuramoyl-L-alanine amidase 2 family (according to Swiss-Prot)

• Paralogous protein(s): CwlA, XlyA, XlyB

Extended information on the protein

• Kinetic information:

• Domains: contains an amidase_2 domain (like BlyA, CwlA, XlyA, XlyB)

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization:
  • cell membrane (according to Swiss-Prot)

Database entries

• Structure:

• UniProt: P54450

• KEGG entry: [3]

• E.C. number: 3.5.1.28

Expression and regulation

• Operon: cwlH PubMed

• Expression browser: cwlH PubMed

• Sigma factor: SigK PubMed

• Regulation:
  • expressed late during sporulation in the mother cell (SigK, GerE) PubMed

• Regulatory mechanism:
  • GerE: transcription activation PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

T Shida, H Hattori, F Ise, J Sekiguchi
Overexpression, purification, and characterization of Bacillus subtilis N-acetylmuramoyl-L-alanine amidase CwlC.
Biosci Biotechnol Biochem: 2000, 64(7);1522-5
[PubMed:10945275] [WorldCat.org] [DOI] (P p)

F A Nugroho, H Yamamoto, Y Kobayashi, J Sekiguchi
Characterization of a new sigma-K-dependent peptidoglycan hydrolase gene that plays a role in Bacillus subtilis mother cell lysis.
J Bacteriol: 1999, 181(20);6230-7
[PubMed:10515909] [WorldCat.org] [DOI] (P p)