A glycoprotein found in the periplasmic space of?Chlamydomonas reinhardtii?gametes in a 62 kDa inactive form; decreased to 60 kDa upon activation. A zinc enzyme, inhibited by phosphoramidon, but also thiol activated. Type example of peptidase family?M11.
Cofactor
Zn2+
History
Reactions
Cleavage of the proline- and hydroxyproline-rich proteins of the Chlamydomonas cell wall; also cleaves azocasein, gelatin and Leu- Trp-Met-|-Arg-Phe-Ala.