cl01171: RelB Superfamily (this model, PSSM-Id:412776 is obsolete and has been replaced by 445300)
RelB antitoxin
RelE and RelB form a toxin-antitoxin system. RelE represses translation, probably through binding ribosomes. RelB stably binds RelE, presumably deactivating it.
Jiyao W et al.(2023). "The conserved domain database in 2023.",