Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 A 3001 |
| Chain | Residue |
| A | LYS61 |
| A | THR62 |
| B | LYS64 |
| B | ARG94 |
| B | ARG96 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE SO4 B 3002 |
| Chain | Residue |
| B | THR62 |
| B | HOH2034 |
| A | LYS64 |
| A | ARG94 |
| A | ARG96 |
| B | LYS61 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE SO4 B 3003 |
| Chain | Residue |
| A | LYS63 |
| A | LYS64 |
| A | ARG96 |
| B | LYS63 |
| B | LYS64 |
| B | ARG96 |
Functional Information from PROSITE/UniProt
| site_id | PS00021 |
| Number of Residues | 14 |
| Details | KRINGLE_1 Kringle domain signature. YCRNprgeeggpWC |
| Chain | Residue | Details |
| A | TYR177-CYS190 | |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 156 |
| Details | Domain: {"description":"Kringle 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00121","evidenceCode":"ECO:0000255"}]} |