[Term] id: PR:000037771 name: catenin beta-1 isoform 1 unphosphorylated 4 def: "A catenin beta-1 isoform 1 that lacks phosphorylation on two N-terminal region Ser residues equivalent to Ser-33 and Ser-37 of the amino acid sequence represented by UniProtKB:P35222-1. Example: UniProtKB:P35222-1, Ser-33/Ser-37, PR:000026291." [PRO:IC, PRO:KER, PMID:20307497] comment: Category=modification. synonym: "CTNNB1/iso:1/UnPhos:4" EXACT PRO-short-label [PRO:DNx] is_a: PR:000002319 ! catenin beta-1 isoform 1