Disclosed is the DNA sequence of an enzyme which catalyzes the conversion of chitin to chitosan. The enzyme exhibits substantial homology to the rhizobial nodB protein.
RELATED APPLICATIONS
The subject application is a continuation of U.S. Ser. No. 08/621,255, filed Mar. 25, 1996, now U.S. Pat. No. 6,004,795, which is a divisional of U.S. Ser. No. 07/989,991, filed Dec. 7, 1992, now U.S. Pat. No. 5,525,502, which is a continuation-in-part of U.S. Ser. No. 07/773,724, filed on Oct. 9, 1991, now U.S. Pat. No. 5,219,749. All of these applications are incorporated herein by reference in their entirety.