[Term] id: PR:000023017 name: insertion element IS1 4 protein InsB def: "A protein that is a translation product of the Escherichia coli K-12 insB4 gene or a 1:1 ortholog thereof." [PRO:DNx] comment: Category=gene. synonym: "insB4" EXACT PRO-short-label [PRO:DNx] property_value: has_archetype PR:P57998 is_a: PR:000000001 ! protein