##gff-version 3 P40944 UniProtKB Signal peptide 1 34 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255 P40944 UniProtKB Chain 35 684 . . . ID=PRO_0000007981;Note=Endo-1%2C4-beta-xylanase A P40944 UniProtKB Domain 40 190 . . . Note=CBM-cenC 1 P40944 UniProtKB Domain 193 342 . . . Note=CBM-cenC 2 P40944 UniProtKB Domain 350 678 . . . Note=GH10;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU01096 P40944 UniProtKB Active site 490 490 . . . Note=Proton donor;Ontology_term=ECO:0000250;evidence=ECO:0000250 P40944 UniProtKB Active site 598 598 . . . Note=Nucleophile;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU10061