Fusion protein amino acids 226-421 of mouse JIP-2/IB-2 (also known as C-jun-aminoterminal kinase-interacting protein 2, JNK-interacting protein 2, JNK MAP kinase scaffold protein 2, Islet-brain-2 and Mitogen-activated protein kinase 8-interacting protein 2, accession number Q9ERE9) Rat: 94% identity (127/135 amino acids identical) Human: 86% identity (173/200 amino acids identical) >50% identity with JIP-1