KEGG Orthology (KO) [BR:pmr00001]
09180 Brite Hierarchies
09183 Protein families: signaling and cellular processes
02048 Prokaryotic defense system [BR:pmr02048]
PMI2014
Prokaryotic defense system [BR:pmr02048]
Toxin-antitoxin system (TA system)
Type IV TA system
CptA-CptB
PMI2014