Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0003824 | molecular_function | catalytic activity |
| A | 0005576 | cellular_component | extracellular region |
| A | 0005975 | biological_process | carbohydrate metabolic process |
| A | 0016829 | molecular_function | lyase activity |
| A | 0030246 | molecular_function | carbohydrate binding |
| A | 0030341 | molecular_function | chondroitin AC lyase activity |
| A | 0046872 | molecular_function | metal ion binding |
Functional Information from PDB Data
| site_id | ACT |
| Number of Residues | 3 |
| Details | HYPOTHETICAL ACTIVE SITE WITH THE HIS SERVING AS THE CATALYTIC BASE |
| Chain | Residue |
| A | HIS225 |
| A | ARG288 |
| A | ARG292 |
| site_id | CAL |
| Number of Residues | 6 |
| Details | CALCIUM BINDING SITE IN THE BETA-SHEET DOMAIN |
| Chain | Residue |
| A | GLU405 |
| A | ASP407 |
| A | TYR417 |
| A | ASP416 |
| A | HOH3312 |
| A | HOH3313 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 3 |
| Details | ACT_SITE: |
| Chain | Residue | Details |
| A | HIS225 | |
| A | TYR234 | |
| A | ARG288 | |
| site_id | SWS_FT_FI2 |
| Number of Residues | 4 |
| Details | BINDING: |
| Chain | Residue | Details |
| A | GLU405 | |
| A | ASP407 | |
| A | ASP416 | |
| A | TYR417 | |
| site_id | SWS_FT_FI3 |
| Number of Residues | 2 |
| Details | CARBOHYD: O-linked (Man...) serine |
| Chain | Residue | Details |
| A | SER328 | |
| A | SER455 | |
Catalytic Information from CSA
| site_id | CSA1 |
| Number of Residues | 3 |
| Details | a catalytic site defined by CSA, PubMed 10329169 |
| Chain | Residue | Details |
| A | TYR234 | |
| A | HIS225 | |
| A | ARG288 | |
| site_id | MCSA1 |
| Number of Residues | 5 |
| Details | M-CSA 441 |
| Chain | Residue | Details |
| A | ASN175 | electrostatic stabiliser |
| A | HIS225 | electrostatic stabiliser, modifies pKa |
| A | TYR234 | proton shuttle (general acid/base) |
| A | ARG288 | electrostatic stabiliser, modifies pKa |
| A | GLU371 | modifies pKa |
