MKREILLERIDKLKQLMPWYVLEYYQSKLAVPYSFTTLYEYLKEYDRFFSWVLESGISNADKISDIPLSVLENMSKKDMESFILYLRERPLLNANTTKQGVSQTTINRTLSALSSLYKYLTEEVENDQGEPYFYRNVMKKVSTKKKKETLAARAENIKQKLFLGDETEGFLTYIDQEHPQQLSNRALSSFNKNKERDLAIIALLLASGVRLSEAVNLDLRDLNLKMMVIDVTRKGGKRDSVNVAAFAKPYLENYLAIRNQRYKTEKTDTALFLTLYRGVPNRIDASSVEKMVAKYSEDFKVRVTPHKLRHTLATRLYDATKSQVLVSHQLGHASTQVTDLYTHIVNDEQKNALDSL xerS spr1046 XERS_STRR6 356 Site-specific tyrosine recombinase, which acts by catalyzing the cutting and rejoining of the recombining DNA molecules. Specifically binds the atypical 31 bp recombination dif(SL) site. Essential to convert dimers of the bacterial chromosome into monomers to permit their segregation at cell division. Tyrosine recombinase xerS