This family contains several bacterial RmuC DNA recombination proteins. The function of the RMUC protein is unknown but it is suspected that it is either a structural protein that protects DNA against nuclease action, or is itself involved in DNA cleavage at the regions of DNA secondary structures [1]

1: Genes involved in the determination of the rate of inversions at short inverted repeats. Slupska MM, Chiang JH, Luther WM, Stewart JL, Amii L, Conrad A, Miller JH; Genes Cells 2000;5:425-437. PMID:10886369