RnhB

• Description: RNase HII, endoribonuclease
  
  

Gene name	rnhB
Synonyms	rnh
Essential	no
Product	Mn2+-dependent RNase HII
Function	endonucleolytic cleavage of RNA in RNA-DNA hybrid molecules
MW, pI	28 kDa, 5.518
Gene length, protein length	765 bp, 255 aa
Immediate neighbours	rbgA, ylqG
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

Categories containing this gene/protein

DNA replication, Rnases

The gene

Basic information

• Locus tag: BSU16060

Database entries

• DBTBS entry: no entry

• SubtiList entry: [1]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: Endonucleolytic cleavage to 5'-phosphomonoester (according to Swiss-Prot)

• Protein family: RNase HII 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:
  • cytoplasm (according to Swiss-Prot)

Database entries

• Structure:

• UniProt: O31744

• KEGG entry: [2]

• E.C. number: 3.1.26.4.

Expression and regulation

• Operon:

• Sigma factor:

• Regulation:

• Regulatory mechanism:

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Reviews

Takashi Tadokoro, Shigenori Kanaya
Ribonuclease H: molecular diversities, substrate binding domains, and catalytic mechanism of the prokaryotic enzymes.
FEBS J: 2009, 276(6);1482-93
[PubMed:19228197] [WorldCat.org] [DOI] (I p)