##gff-version 3 P00694 UniProtKB Signal peptide 1 27 . . . . P00694 UniProtKB Chain 28 228 . . . ID=PRO_0000007997;Note=Endo-1%2C4-beta-xylanase A P00694 UniProtKB Domain 29 222 . . . Note=GH11;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU01097 P00694 UniProtKB Active site 120 120 . . . Note=Nucleophile;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU10062 P00694 UniProtKB Active site 209 209 . . . Note=Proton donor;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU10063 P00694 UniProtKB Mutagenesis 120 120 . . . Note=Loss of activity. E->S;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:1359880;Dbxref=PMID:1359880 P00694 UniProtKB Mutagenesis 209 209 . . . Note=Loss of activity. E->D;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:1359880;Dbxref=PMID:1359880