... (lane 2 in each panel). The rZP3 and rZP3FLAGbands areindicated by arrowheads in (A) , (B), and (C). The rZP4 band is indi-cated by an arrow in (A) and (B). The ZP4 182)464band is indicatedby ... (C). Arrowheads indicate the recombinant protein bands. Molecular mass markers are indicated in kDa on the left of each panel.S. Kanai et al. Recombinant bovine zona pellucida glycoproteins FEBS ... rZP2, recombinant ZP2; rZP3, recombinant ZP3; rZP3FLAG, FLAG-tagged rZP3; rZP4, recombinant ZP4; rZP4FLAG, FLAG-tagged rZP4; rZPG, recombinant ZPG; ZP, zona pellucida; ZPG, zona pellucida glycoprotein.5390...