HemC

• Description: hydroxymethylbilane synthase
  
  

Gene name	hemC
Synonyms
Essential	no
Product	hydroxymethylbilane synthase
Function	heme biosynthesis
Gene expression levels in SubtiExpress: hemC
MW, pI	34 kDa, 5.088
Gene length, protein length	942 bp, 314 aa
Immediate neighbours	hemD, hemX
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

biosynthesis of cofactors

This gene is a member of the following regulons

PerR regulon

The gene

Basic information

• Locus tag: BSU28150

Database entries

• BsubCyc: BSU28150

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: 4 porphobilinogen + H₂O = hydroxymethylbilane + 4 NH₃ (according to Swiss-Prot)

• Protein family: HMBS family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization:

Database entries

• BsubCyc: BSU28150

• Structure:

• UniProt: P16616

• KEGG entry: [3]

• E.C. number: 2.5.1.61

Expression and regulation

• Operon: hemA-hemX-hemC-hemD-hemB-hemL PubMed

• Expression browser: hemC PubMed

• Sigma factor: SigA PubMed

• Regulation:
  • induced by hydrogen peroxide (PerR) PubMed

• Regulatory mechanism:
  • PerR: transcription repression PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

A F Herbig, J D Helmann
Roles of metal ions and hydrogen peroxide in modulating the interaction of the Bacillus subtilis PerR peroxide regulon repressor with operator DNA.
Mol Microbiol: 2001, 41(4);849-59
[PubMed:11532148] [WorldCat.org] [DOI] (P p)

Per Johansson, Lars Hederstedt
Organization of genes for tetrapyrrole biosynthesis in gram--positive bacteria.
Microbiology (Reading): 1999, 145 ( Pt 3);529-538
[PubMed:10217486] [WorldCat.org] [DOI] (P p)

M Hansson, L Rutberg, I Schröder, L Hederstedt
The Bacillus subtilis hemAXCDBL gene cluster, which encodes enzymes of the biosynthetic pathway from glutamate to uroporphyrinogen III.
J Bacteriol: 1991, 173(8);2590-9
[PubMed:1672867] [WorldCat.org] [DOI] (P p)