>tr|A0A6M4JGM4|A0A6M4JGM4_BACSU ICEBs1 excisionase OS=Bacillus subtilis (strain 168) OX=224308 GN=xis PE=4 SV=1 MKGEFLTARDIQKILGVKQAKSYDIIRTLNAQMKEEGYMVIQGKVSRAKFEECYCYKGPK SQTG