上游充通大学 SHANGHAI JIAO TONG UNIVERSITY 8.3 Covalent Modification of Enzyme 酶的共价修饰 Some enzymes can be regulated by being covalently modified,usually by addition or deletion of some small organic molecule. CHEN FENG,School of Life Sciences and Biotech.CHEN FENG，School of Life Sciences and Biotech. 8.3 Covalent Modification of Enzyme 酶的共价修饰 Some enzymes can be regulated by being covalently modified, usually by addition or deletion of some small organic molecule