Supplemental Data

Files in this Data Supplement:

• Supplemental Figure 1 - PK_p protein purification and subunit association biochemistry
• Supplemental Figure 2 - Protein sequences, predicted transit peptides, and proteomics coverage of PK_p-α,PK_p-β, and PK_p-β.
• Supplemental Figure 3 - Analysis of subunit requirement for PK activity by site-directed mutagenesis and chemical inactivation.
• Supplemental Figure 4 - Semi-quantitative RT-PCR analysis of PK_p-α and PK_p-β₂ gene expression in pkp1seeds.