Immunogen sequence: PNGCFKALDD ILNLKLVHIL NMVTGTIHTY PVTEDESLQS LKARIQQDTG IPEEDQELLQ EAGLALIPDK PATQCISDGK LNEGHTLDMD LVFLFDNSKI TYETQISPRP QPESVSCILQ EPKRNLAFFQ LRKVWGQVWH. Phosphorylation of serine residues on the I-kappa-B proteins by IKK kinases, in