Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0016740 | molecular_function | transferase activity |
| A | 0050208 | molecular_function | polysialic-acid O-acetyltransferase activity |
| A | 0070207 | biological_process | protein homotrimerization |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ACT A 1215 |
| Chain | Residue |
| A | ASN42 |
| A | ASP63 |
| A | ASP64 |
| A | LYS85 |
| site_id | AC2 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE ACT A 1216 |
| Chain | Residue |
| A | HIS111 |
| A | ASN149 |
| A | HOH2200 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE ACT A 1217 |
| Chain | Residue |
| A | GLU97 |
| A | HOH2051 |
| A | HOH2111 |
| A | HOH2202 |
| A | HIS75 |
| A | ALA96 |
| site_id | AC4 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE EDO A 1218 |
| Chain | Residue |
| A | GLN81 |
| A | GLN83 |
| A | SER102 |
| A | ILE103 |
| A | GLY104 |
| A | HOH2203 |
| A | HOH2204 |
| site_id | AC5 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE EDO A 1219 |
| Chain | Residue |
| A | VAL189 |
| A | LYS190 |
| A | GLU191 |
| site_id | AC6 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE EDO A 1220 |
| Chain | Residue |
| A | HIS4 |
| A | SER7 |
| A | GLN9 |
| A | EDO1221 |
| A | HOH2205 |
| A | HOH2206 |
| site_id | AC7 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE EDO A 1221 |
| Chain | Residue |
| A | HIS4 |
| A | GLN9 |
| A | THR19 |
| A | EDO1220 |
| A | HOH2017 |
| site_id | AC8 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE PO4 A 1222 |
| Chain | Residue |
| A | ALA110 |
| A | MET120 |
| A | HIS121 |
| A | ARG148 |
| A | PO41223 |
| A | HOH2208 |
| A | HOH2209 |
| site_id | AC9 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE PO4 A 1223 |
| Chain | Residue |
| A | ARG116 |
| A | ASP119 |
| A | MET120 |
| A | TRP145 |
| A | GLY147 |
| A | ARG148 |
| A | SER166 |
| A | PO41222 |
| A | EDO1227 |
| site_id | BC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE PO4 A 1224 |
| Chain | Residue |
| A | GLY89 |
| A | ASN90 |
| A | HIS111 |
| A | HOH2209 |
| site_id | BC2 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE PO4 A 1225 |
| Chain | Residue |
| A | ASP106 |
| A | HIS143 |
| A | ARG197 |
| A | THR209 |
| A | LEU210 |
| A | HOH2197 |
| A | HOH2211 |
| site_id | BC3 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE PO4 A 1226 |
| Chain | Residue |
| A | ASN56 |
| A | ASP77 |
| A | SER202 |
| A | ASP206 |
| A | HOH2212 |
| A | HOH2213 |
| site_id | BC4 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE EDO A 1227 |
| Chain | Residue |
| A | TRP145 |
| A | GLY147 |
| A | SER166 |
| A | PO41223 |
| A | HOH2122 |
| A | HOH2214 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 7 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"19525232","evidenceCode":"ECO:0000269"}]} |
Catalytic Information from CSA
| site_id | CSA1 |
| Number of Residues | 1 |
| Details | Annotated By Reference To The Literature 1lxa |
| Chain | Residue | Details |
| A | ASN117 | |
