SCF81.24c, cel1, secreted endoglucanase, len: 747 aa; highly similar to SW:GUN1_STRRE (EMBL:X65616) Streptomyces reticulii cellulase 1 precursor (EC 3.2.1.4) (endoglucanase) (endo-1,4-beta-glucanase) (avicelase) Cel1, 746 aa; fasta scores: opt: 4213 z-score: 4621.9 E(): 0; 80.3% identity in 747 aa overlap. Contains two matches to Pfam entries PF00759 Glyco_hydro_9, Glycosyl hydrolase family 9 and to Prosite entry PS00698 Glycosyl hydrolases family 9 active sites signature 2. Also contains N-terminal region signal peptide sequence and a possible helix-turn-helix motif at residues 119..140 (+2.81 SD)