CNTF,CNTFF AND LIF COMPLEX 3D structure of the hexameric human IL-6/IL-6 alpha 2 receptor/gp130 complex from homo sapiens was obtained by X-ray crystallography (PDB ID: 1P9M).(Science V.300 2101 2003) This model is human CNTF (ciliary neurotrophic factor), CNTF receptor and LIFR (leukemia inhibitory factor receptor ) constructed by FAMS Ligand&Complex based on 1P9M. figure legend: LIFR (cyan and red) CNTFR (green and purple) CNTF (orange and blue)