##gff-version 3 P54119 UniProtKB Chain 1 324 . . . ID=PRO_0000085718;Note=Cyclin-dependent kinase 1 P54119 UniProtKB Domain 4 307 . . . Note=Protein kinase;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00159 P54119 UniProtKB Active site 148 148 . . . Note=Proton acceptor;Ontology_term=ECO:0000255,ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00159,ECO:0000255|PROSITE-ProRule:PRU10027 P54119 UniProtKB Binding site 10 18 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00159 P54119 UniProtKB Binding site 34 34 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00159 P54119 UniProtKB Modified residue 14 14 . . . Note=Phosphothreonine;Ontology_term=ECO:0000250;evidence=ECO:0000250 P54119 UniProtKB Modified residue 15 15 . . . Note=Phosphotyrosine;Ontology_term=ECO:0000250;evidence=ECO:0000250 P54119 UniProtKB Modified residue 181 181 . . . Note=Phosphothreonine%3B by CAK;Ontology_term=ECO:0000250;evidence=ECO:0000250