retrieval

1) ==> binding SUBSTRATE: villin {CYTOPLASM} F-actin {CYTOPLASM} (G-actin -[ACETYL]) PRODUCT: F-actin {CYTOPLASM} (G-actin -[ACETYL]) 2) ==> enzymatic reaction ENZYME: calpain {CYTOPLASM} (calpain catalytic subunit -[Ca+2] calpain regulatory subunit) SUBSTRATE: villin {CYTOPLASM} PRODUCT: peptide