2VCK
Structure of Phycoerythrobilin Synthase PebS from the Cyanophage P-SSM2 in Complex with the bound Substrate Biliverdin IXa
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0010024 | biological_process | phytochromobilin biosynthetic process |
| A | 0016491 | molecular_function | oxidoreductase activity |
| A | 0016636 | molecular_function | oxidoreductase activity, acting on the CH-CH group of donors, iron-sulfur protein as acceptor |
| A | 0050619 | molecular_function | phytochromobilin:ferredoxin oxidoreductase activity |
| A | 0050897 | molecular_function | cobalt ion binding |
| B | 0010024 | biological_process | phytochromobilin biosynthetic process |
| B | 0016491 | molecular_function | oxidoreductase activity |
| B | 0016636 | molecular_function | oxidoreductase activity, acting on the CH-CH group of donors, iron-sulfur protein as acceptor |
| B | 0050619 | molecular_function | phytochromobilin:ferredoxin oxidoreductase activity |
| B | 0050897 | molecular_function | cobalt ion binding |
| C | 0010024 | biological_process | phytochromobilin biosynthetic process |
| C | 0016491 | molecular_function | oxidoreductase activity |
| C | 0016636 | molecular_function | oxidoreductase activity, acting on the CH-CH group of donors, iron-sulfur protein as acceptor |
| C | 0050619 | molecular_function | phytochromobilin:ferredoxin oxidoreductase activity |
| C | 0050897 | molecular_function | cobalt ion binding |
| D | 0010024 | biological_process | phytochromobilin biosynthetic process |
| D | 0016491 | molecular_function | oxidoreductase activity |
| D | 0016636 | molecular_function | oxidoreductase activity, acting on the CH-CH group of donors, iron-sulfur protein as acceptor |
| D | 0050619 | molecular_function | phytochromobilin:ferredoxin oxidoreductase activity |
| D | 0050897 | molecular_function | cobalt ion binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 22 |
| Details | BINDING SITE FOR RESIDUE BLA A1234 |
| Chain | Residue |
| A | ILE79 |
| A | VAL117 |
| A | GLN121 |
| A | TYR141 |
| A | ARG142 |
| A | PHE143 |
| A | PHE144 |
| A | TYR158 |
| A | MSE202 |
| A | ASP206 |
| A | VAL208 |
| A | ILE86 |
| A | TYR211 |
| A | HOH2108 |
| A | HOH2125 |
| A | ASN88 |
| A | ILE90 |
| A | GLY103 |
| A | ASP105 |
| A | MSE107 |
| A | PHE109 |
| A | ILE115 |
| site_id | AC2 |
| Number of Residues | 23 |
| Details | BINDING SITE FOR RESIDUE BLA B1234 |
| Chain | Residue |
| A | ARG142 |
| B | ILE79 |
| B | ILE86 |
| B | ASN88 |
| B | ILE90 |
| B | ASP105 |
| B | MSE107 |
| B | LYS113 |
| B | ILE115 |
| B | VAL117 |
| B | GLN121 |
| B | TYR141 |
| B | ARG142 |
| B | PHE143 |
| B | PHE144 |
| B | PHE150 |
| B | TYR158 |
| B | MSE202 |
| B | ASP206 |
| B | PRO207 |
| B | VAL208 |
| B | TYR211 |
| B | HOH2126 |
| site_id | AC3 |
| Number of Residues | 19 |
| Details | BINDING SITE FOR RESIDUE BLA C1234 |
| Chain | Residue |
| C | ILE79 |
| C | ILE86 |
| C | ASN88 |
| C | ILE90 |
| C | ASP105 |
| C | MSE107 |
| C | ILE115 |
| C | VAL117 |
| C | GLN121 |
| C | TYR141 |
| C | ARG142 |
| C | PHE143 |
| C | PHE144 |
| C | TYR158 |
| C | MSE202 |
| C | ASP206 |
| C | VAL208 |
| C | TYR211 |
| C | HOH2130 |
| site_id | AC4 |
| Number of Residues | 16 |
| Details | BINDING SITE FOR RESIDUE BLA D1234 |
| Chain | Residue |
| D | ASN88 |
| D | ILE90 |
| D | GLY103 |
| D | MSE104 |
| D | ASP105 |
| D | MSE107 |
| D | GLN121 |
| D | ARG142 |
| D | PHE143 |
| D | PHE144 |
| D | TYR158 |
| D | MSE202 |
| D | ASP206 |
| D | PRO207 |
| D | TYR211 |
| D | HOH2167 |
Catalytic Information from CSA
| site_id | MCSA1 |
| Number of Residues | 2 |
| Details | M-CSA 306 |
| Chain | Residue | Details |
| A | ASP105 | hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor, steric role |
| A | ASP206 | hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| site_id | MCSA2 |
| Number of Residues | 2 |
| Details | M-CSA 306 |
| Chain | Residue | Details |
| B | ASP105 | hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor, steric role |
| B | ASP206 | hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| site_id | MCSA3 |
| Number of Residues | 2 |
| Details | M-CSA 306 |
| Chain | Residue | Details |
| C | ASP105 | hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor, steric role |
| C | ASP206 | hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| site_id | MCSA4 |
| Number of Residues | 2 |
| Details | M-CSA 306 |
| Chain | Residue | Details |
| D | ASP105 | hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor, steric role |
| D | ASP206 | hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
