CedA is made up of four antiparallel beta-strands and an alpha-helix. It activates cell division by inhibiting chromosome over-replication. This is mediated by binding to dsDNA via the beta-sheet. [1,2].

1: Solution structure and interactions of the Escherichia coli cell division activator protein CedA. Chen HA, Simpson P, Huyton T, Roper D, Matthews S; Biochemistry. 2005;44:6738-6744. PMID:15865419

2: CedA is a novel Escherichia coli protein that activates the cell division inhibited by chromosomal DNA over-replication. Katayama T, Takata M, Sekimizu K; Mol Microbiol. 1997;26:687-697. PMID:9427399