SCF91.37, csn, secreted chitosanase (EC 3.2.1.132), len: 280 aa. Highly similar to several including: Streptomyces sp. (strain N174) SW:CHIS_STRSQ (EMBL:L07779) chitosanase precursor (EC 3.2.1.132) (278 aa), fasta scores opt: 1122 z-score: 1263.9 E():0 64.3% identity in 272 aa overlap and Streptomyces coelicolor TR:CAB52859 (EMBL:AL109849) putative chitosanase (305 aa), fasta scores opt: 954 z-score: 1075.3 E():0 63.7% identity in 234 aa overlap. Contains a Pfam match to entry PF01374 Glyco_hydro_46, Glycosyl hydrolase family 46 and a possible N-terminal signal sequence.