>d4fabl1 b.1.1.1 (L:1-112) Immunoglobulin (variable domains of L and H chains) {Fab 4-4-20 (mouse), kappa L chain} dvvmtqtplslpvslgdqasiscrssqslvhsqgntylrwylqkpgqspkvliykvsnrf sgvpdrfsgsgsgtdftlkisrveaedlgvyfcsqsthvpwtfgggtkleik