Family

Toxin CcdB (IPR002712)

Short name: CcdB

Family relationships

None.

Description

CcdB protein is a topoisomerase poison from Escherichia coli [PMID: 9917404]. It is responsible for killing plasmid-free segregants, and interferes with the activity of DNA gyrase. It acts to inhibit partitioning of the chromosomal DNA.

GO terms

Biological Process

GO:0006276 plasmid maintenance

Molecular Function

GO:0008657 DNA topoisomerase (ATP-hydrolyzing) inhibitor activity

Cellular Component

No terms assigned in this category.

Contributing signatures

Signatures from InterPro member databases are used to construct an entry.
ProDom
Pfam