
Y011312 by MBP is a rabbit polyclonal antibody detecting NF-κB1 p105 (NFKB1) phosphorylated at Serine 927, an IKKβ-dependent phosphorylation that, together with Ser932, recruits SCF-βTrCP E3 ligase and triggers p105 ubiquitination and proteasomal degradation upon TNF-α, IL-1β, or LPS stimulation. MW ~105 kDa. WB, IHC, IF, ELISA; human. Research Use Only.