HemD

• Description: uroporphyrinogen-III synthase
  
  

Gene name	hemD
Synonyms
Essential	no
Product	uroporphyrinogen-III synthase
Function	heme biosynthesis
MW, pI	28 kDa, 5.087
Gene length, protein length	786 bp, 262 aa
Immediate neighbours	hemB, hemC
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

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: BSU28140

Expression

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: Hydroxymethylbilane = uroporphyrinogen III + H₂O (according to Swiss-Prot)

• Protein family:

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization:

Database entries

• Structure:

• UniProt: P21248

• KEGG entry: [3]

• E.C. number: 4.2.1.75

Expression and regulation

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