>4yce_A mol:protein length:137 Cellular retinoic acid-binding protein 2PNFSGNWKIIRSENFEELLKVLGVNVMLRKIAVAAASKQAVEIKQEGDTFYIKVSTTVYTTEINFKVGEEFEEQTVDGRPCKSLVKWESENKMVCEQKLLKGEGPKTSWTKELTNDGELILTMTADDVVCTQVFVRE