##gff-version 3 Q0BDK6 UniProtKB Chain 1 507 . . . ID=PRO_1000021549;Note=Histidine ammonia-lyase Q0BDK6 UniProtKB Modified residue 142 142 . . . Note=2%2C3-didehydroalanine (Ser);Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00229 Q0BDK6 UniProtKB Cross-link 141 143 . . . Note=5-imidazolinone (Ala-Gly);Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00229