3.1.4.4 phospholipase D phragmoplast in dividing cells of root apical meristem and leaf petiole epidermis, enzyme is enriched in mitotic spindles and phragmoplasts 9524 750675 3.6.4.B1 kinesin K16 phragmoplast AtPAKRP1 is associated with the phragmoplast in the middle of interdigitating microtubules 9524 670625 3.6.4.B1 kinesin K16 phragmoplast AtPAKRP1L is present exclusively in the middle of the phragmoplast, where anti-parallel microtubules interdigitate 9524 670625