1IXN
Enzyme-Substrate Complex of Pyridoxine 5'-Phosphate Synthase
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0005829 | cellular_component | cytosol |
| A | 0008615 | biological_process | pyridoxine biosynthetic process |
| A | 0016740 | molecular_function | transferase activity |
| A | 0016769 | molecular_function | transferase activity, transferring nitrogenous groups |
| A | 0033856 | molecular_function | pyridoxine 5'-phosphate synthase activity |
| A | 0042802 | molecular_function | identical protein binding |
| B | 0005737 | cellular_component | cytoplasm |
| B | 0005829 | cellular_component | cytosol |
| B | 0008615 | biological_process | pyridoxine biosynthetic process |
| B | 0016740 | molecular_function | transferase activity |
| B | 0016769 | molecular_function | transferase activity, transferring nitrogenous groups |
| B | 0033856 | molecular_function | pyridoxine 5'-phosphate synthase activity |
| B | 0042802 | molecular_function | identical protein binding |
| C | 0005737 | cellular_component | cytoplasm |
| C | 0005829 | cellular_component | cytosol |
| C | 0008615 | biological_process | pyridoxine biosynthetic process |
| C | 0016740 | molecular_function | transferase activity |
| C | 0016769 | molecular_function | transferase activity, transferring nitrogenous groups |
| C | 0033856 | molecular_function | pyridoxine 5'-phosphate synthase activity |
| C | 0042802 | molecular_function | identical protein binding |
| D | 0005737 | cellular_component | cytoplasm |
| D | 0005829 | cellular_component | cytosol |
| D | 0008615 | biological_process | pyridoxine biosynthetic process |
| D | 0016740 | molecular_function | transferase activity |
| D | 0016769 | molecular_function | transferase activity, transferring nitrogenous groups |
| D | 0033856 | molecular_function | pyridoxine 5'-phosphate synthase activity |
| D | 0042802 | molecular_function | identical protein binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 16 |
| Details | BINDING SITE FOR RESIDUE DXP A 2001 |
| Chain | Residue |
| A | ASN9 |
| A | THR103 |
| A | PHE133 |
| A | HIS193 |
| A | G3P1001 |
| A | HOH2016 |
| A | HOH2105 |
| A | HOH2157 |
| A | ASP11 |
| A | HIS12 |
| A | ARG20 |
| A | HIS45 |
| A | ARG47 |
| A | HIS52 |
| A | GLU72 |
| A | THR102 |
| site_id | AC2 |
| Number of Residues | 15 |
| Details | BINDING SITE FOR RESIDUE DXP B 2002 |
| Chain | Residue |
| B | ASP11 |
| B | HIS12 |
| B | HIS45 |
| B | ARG47 |
| B | HIS52 |
| B | GLU72 |
| B | THR102 |
| B | THR103 |
| B | PHE133 |
| B | HIS193 |
| B | G3P1002 |
| B | HOH2033 |
| B | HOH2075 |
| C | ARG20 |
| C | HOH2062 |
| site_id | AC3 |
| Number of Residues | 16 |
| Details | BINDING SITE FOR RESIDUE DXP C 2003 |
| Chain | Residue |
| B | ARG20 |
| C | ASN9 |
| C | ASP11 |
| C | HIS12 |
| C | HIS45 |
| C | ARG47 |
| C | HIS52 |
| C | GLU72 |
| C | THR102 |
| C | THR103 |
| C | PHE133 |
| C | HIS193 |
| C | G3P1003 |
| C | HOH2035 |
| C | HOH2049 |
| C | HOH2127 |
| site_id | AC4 |
| Number of Residues | 14 |
| Details | BINDING SITE FOR RESIDUE DXP D 2004 |
| Chain | Residue |
| D | ASN9 |
| D | ASP11 |
| D | HIS12 |
| D | ARG20 |
| D | HIS45 |
| D | ARG47 |
| D | HIS52 |
| D | GLU72 |
| D | THR102 |
| D | THR103 |
| D | HIS193 |
| D | G3P1004 |
| D | HOH2120 |
| D | HOH2159 |
| site_id | AC5 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE G3P A 1001 |
| Chain | Residue |
| A | ASN9 |
| A | ARG20 |
| A | GLU72 |
| A | GLU153 |
| A | HIS193 |
| A | GLY194 |
| A | ASN213 |
| A | GLY215 |
| A | HIS216 |
| A | DXP2001 |
| A | HOH2108 |
| A | HOH2157 |
| site_id | AC6 |
| Number of Residues | 14 |
| Details | BINDING SITE FOR RESIDUE G3P B 1002 |
| Chain | Residue |
| B | ASN9 |
| B | GLU72 |
| B | GLU153 |
| B | HIS193 |
| B | GLY194 |
| B | ASN213 |
| B | ILE214 |
| B | GLY215 |
| B | HIS216 |
| B | DXP2002 |
| B | HOH2008 |
| B | HOH2033 |
| B | HOH2070 |
| C | ARG20 |
| site_id | AC7 |
| Number of Residues | 13 |
| Details | BINDING SITE FOR RESIDUE G3P C 1003 |
| Chain | Residue |
| C | HOH2052 |
| B | ARG20 |
| C | ASN9 |
| C | GLU72 |
| C | GLU153 |
| C | HIS193 |
| C | GLY194 |
| C | ASN213 |
| C | ILE214 |
| C | GLY215 |
| C | HIS216 |
| C | DXP2003 |
| C | HOH2049 |
| site_id | AC8 |
| Number of Residues | 14 |
| Details | BINDING SITE FOR RESIDUE G3P D 1004 |
| Chain | Residue |
| D | ASN9 |
| D | ARG20 |
| D | GLU72 |
| D | GLU153 |
| D | HIS193 |
| D | GLY194 |
| D | ASN213 |
| D | ILE214 |
| D | GLY215 |
| D | HIS216 |
| D | DXP2004 |
| D | HOH2030 |
| D | HOH2035 |
| D | HOH2045 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 8 |
| Details | ACT_SITE: Proton acceptor |
| Chain | Residue | Details |
| A | LEU46 | |
| A | MET73 | |
| B | LEU46 | |
| B | MET73 | |
| C | LEU46 | |
| C | MET73 | |
| D | LEU46 | |
| D | MET73 |
| site_id | SWS_FT_FI2 |
| Number of Residues | 4 |
| Details | ACT_SITE: Proton donor |
| Chain | Residue | Details |
| A | GLY194 | |
| B | GLY194 | |
| C | GLY194 | |
| D | GLY194 |
| site_id | SWS_FT_FI3 |
| Number of Residues | 32 |
| Details | BINDING: |
| Chain | Residue | Details |
| A | ILE10 | |
| B | HIS12 | |
| B | GLY21 | |
| B | GLU48 | |
| B | ILE53 | |
| B | THR103 | |
| B | LEU195 | |
| B | HIS216 | |
| C | ILE10 | |
| C | HIS12 | |
| C | GLY21 | |
| A | HIS12 | |
| C | GLU48 | |
| C | ILE53 | |
| C | THR103 | |
| C | LEU195 | |
| C | HIS216 | |
| D | ILE10 | |
| D | HIS12 | |
| D | GLY21 | |
| D | GLU48 | |
| D | ILE53 | |
| A | GLY21 | |
| D | THR103 | |
| D | LEU195 | |
| D | HIS216 | |
| A | GLU48 | |
| A | ILE53 | |
| A | THR103 | |
| A | LEU195 | |
| A | HIS216 | |
| B | ILE10 |
| site_id | SWS_FT_FI4 |
| Number of Residues | 4 |
| Details | SITE: Transition state stabilizer |
| Chain | Residue | Details |
| A | ILE154 | |
| B | ILE154 | |
| C | ILE154 | |
| D | ILE154 |
Catalytic Information from CSA
| site_id | MCSA1 |
| Number of Residues | 9 |
| Details | M-CSA 243 |
| Chain | Residue | Details |
| A | ILE10 | electrostatic stabiliser, hydrogen bond donor |
| A | ILE13 | attractive charge-charge interaction, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| A | LEU46 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| A | GLU48 | attractive charge-charge interaction, electrostatic stabiliser, increase acidity, increase basicity |
| A | HIS52 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond donor, increase acidity, increase basicity |
| A | MET73 | electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor, proton relay |
| A | GLU104 | electrostatic stabiliser, hydrogen bond acceptor |
| A | ILE154 | electrostatic stabiliser, hydrogen bond acceptor |
| A | GLY194 | electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| site_id | MCSA2 |
| Number of Residues | 9 |
| Details | M-CSA 243 |
| Chain | Residue | Details |
| B | ILE10 | electrostatic stabiliser, hydrogen bond donor |
| B | ILE13 | attractive charge-charge interaction, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| B | LEU46 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| B | GLU48 | attractive charge-charge interaction, electrostatic stabiliser, increase acidity, increase basicity |
| B | HIS52 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond donor, increase acidity, increase basicity |
| B | MET73 | electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor, proton relay |
| B | GLU104 | electrostatic stabiliser, hydrogen bond acceptor |
| B | ILE154 | electrostatic stabiliser, hydrogen bond acceptor |
| B | GLY194 | electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| site_id | MCSA3 |
| Number of Residues | 9 |
| Details | M-CSA 243 |
| Chain | Residue | Details |
| C | ILE10 | electrostatic stabiliser, hydrogen bond donor |
| C | ILE13 | attractive charge-charge interaction, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| C | LEU46 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| C | GLU48 | attractive charge-charge interaction, electrostatic stabiliser, increase acidity, increase basicity |
| C | HIS52 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond donor, increase acidity, increase basicity |
| C | MET73 | electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor, proton relay |
| C | GLU104 | electrostatic stabiliser, hydrogen bond acceptor |
| C | ILE154 | electrostatic stabiliser, hydrogen bond acceptor |
| C | GLY194 | electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| site_id | MCSA4 |
| Number of Residues | 9 |
| Details | M-CSA 243 |
| Chain | Residue | Details |
| D | ILE10 | electrostatic stabiliser, hydrogen bond donor |
| D | ILE13 | attractive charge-charge interaction, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| D | LEU46 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| D | GLU48 | attractive charge-charge interaction, electrostatic stabiliser, increase acidity, increase basicity |
| D | HIS52 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond donor, increase acidity, increase basicity |
| D | MET73 | electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor, proton relay |
| D | GLU104 | electrostatic stabiliser, hydrogen bond acceptor |
| D | ILE154 | electrostatic stabiliser, hydrogen bond acceptor |
| D | GLY194 | electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
