##gff-version 3 P56729 UniProtKB Initiator methionine 1 1 . . . Note=Removed;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7152027;Dbxref=PMID:7152027 P56729 UniProtKB Chain 2 38 . . . ID=PRO_0000018554;Note=Isomaltase P56729 UniProtKB Chain 39 62 . . . ID=PRO_0000018555;Note=Sucrase P56729 UniProtKB Topological domain 2 12 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 P56729 UniProtKB Transmembrane 13 32 . . . Note=Helical%3B Signal-anchor for type II membrane protein;Ontology_term=ECO:0000255;evidence=ECO:0000255 P56729 UniProtKB Topological domain 33 38 . . . Note=Lumenal;Ontology_term=ECO:0000255;evidence=ECO:0000255 P56729 UniProtKB Modified residue 7 7 . . . Note=Phosphoserine%3B by PKA;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P14410 P56729 UniProtKB Modified residue 59 59 . . . Note=Sulfotyrosine;Ontology_term=ECO:0000255;evidence=ECO:0000255 P56729 UniProtKB Sequence uncertainty 33 33 . . . . P56729 UniProtKB Sequence uncertainty 34 34 . . . . P56729 UniProtKB Sequence uncertainty 51 51 . . . Note=M or V P56729 UniProtKB Sequence uncertainty 53 53 . . . Note=M or V P56729 UniProtKB Sequence uncertainty 54 54 . . . Note=T or K P56729 UniProtKB Sequence uncertainty 57 57 . . . Note=T or K P56729 UniProtKB Sequence uncertainty 60 60 . . . Note=M or V P56729 UniProtKB Non-adjacent residues 38 39 . . . Ontology_term=ECO:0000305;evidence=ECO:0000305 P56729 UniProtKB Non-terminal residue 62 62 . . . .