protein immediate early response gene 2 protein pip92 protein ETR101 A protein that is a translation product of the human IER2 gene or a 1:1 ortholog thereof. Category=gene. PIP92 cycloheximide-induced gene protein protein growth factor-inducible immediate early protein ETR101 IER2 CHX1 T-lymphocyte-activated protein PR:000008896 proline-rich-induced protein 92