3LKK
Crystal structure of the isopentenyl phosphate kinase substrate complex
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004349 | molecular_function | glutamate 5-kinase activity |
| A | 0005524 | molecular_function | ATP binding |
| A | 0005829 | cellular_component | cytosol |
| A | 0006561 | biological_process | proline biosynthetic process |
| A | 0008299 | biological_process | isoprenoid biosynthetic process |
| A | 0016301 | molecular_function | kinase activity |
| A | 0102043 | molecular_function | isopentenyl phosphate kinase activity |
| B | 0004349 | molecular_function | glutamate 5-kinase activity |
| B | 0005524 | molecular_function | ATP binding |
| B | 0005829 | cellular_component | cytosol |
| B | 0006561 | biological_process | proline biosynthetic process |
| B | 0008299 | biological_process | isoprenoid biosynthetic process |
| B | 0016301 | molecular_function | kinase activity |
| B | 0102043 | molecular_function | isopentenyl phosphate kinase activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 21 |
| Details | BINDING SITE FOR RESIDUE ATP A 246 |
| Chain | Residue |
| A | LYS5 |
| A | ASP164 |
| A | GLY167 |
| A | TYR169 |
| A | LYS171 |
| A | ASP172 |
| A | PRO173 |
| A | LYS174 |
| A | LYS205 |
| A | IP8247 |
| A | HOH287 |
| A | GLY7 |
| A | HOH357 |
| A | HOH361 |
| A | GLY8 |
| A | SER9 |
| A | LYS14 |
| A | GLY44 |
| A | GLY45 |
| A | GLY46 |
| A | HIS50 |
| site_id | AC2 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE IP8 A 247 |
| Chain | Residue |
| A | LYS5 |
| A | GLY44 |
| A | GLY45 |
| A | GLY49 |
| A | HIS50 |
| A | GLY128 |
| A | SER142 |
| A | GLY143 |
| A | ATP246 |
| A | HOH292 |
| site_id | AC3 |
| Number of Residues | 22 |
| Details | BINDING SITE FOR RESIDUE ATP B 246 |
| Chain | Residue |
| B | LYS5 |
| B | GLY7 |
| B | GLY8 |
| B | SER9 |
| B | LYS14 |
| B | GLY44 |
| B | GLY45 |
| B | GLY46 |
| B | HIS50 |
| B | ASP164 |
| B | VAL165 |
| B | GLY167 |
| B | TYR169 |
| B | LYS171 |
| B | ASP172 |
| B | PRO173 |
| B | LYS174 |
| B | ILE202 |
| B | LYS205 |
| B | IP8247 |
| B | HOH272 |
| B | HOH330 |
| site_id | AC4 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE IP8 B 247 |
| Chain | Residue |
| B | LYS5 |
| B | GLY44 |
| B | GLY45 |
| B | GLY49 |
| B | HIS50 |
| B | GLY128 |
| B | ASP129 |
| B | SER142 |
| B | GLY143 |
| B | ATP246 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 18 |
| Details | BINDING: |
| Chain | Residue | Details |
| A | LYS5 | |
| B | LYS5 | |
| B | GLY45 | |
| B | GLY46 | |
| B | HIS50 | |
| B | GLY143 | |
| B | ASP164 | |
| B | TYR169 | |
| B | GLY201 | |
| B | LYS205 | |
| A | GLY45 | |
| A | GLY46 | |
| A | HIS50 | |
| A | GLY143 | |
| A | ASP164 | |
| A | TYR169 | |
| A | GLY201 | |
| A | LYS205 |
| site_id | SWS_FT_FI2 |
| Number of Residues | 2 |
| Details | SITE: Transition state stabilizer |
| Chain | Residue | Details |
| A | LYS14 | |
| B | LYS14 |
Catalytic Information from CSA
| site_id | MCSA1 |
| Number of Residues | 8 |
| Details | M-CSA 1004 |
| Chain | Residue | Details |
| A | LYS5 | electrostatic stabiliser, transition state stabiliser |
| A | GLY8 | hydrogen bond donor, transition state stabiliser |
| A | LYS14 | electrostatic stabiliser, transition state stabiliser |
| A | GLY45 | hydrogen bond donor, transition state stabiliser |
| A | HIS50 | electrostatic interaction, electrostatic stabiliser, transition state stabiliser |
| A | ASP144 | electrostatic stabiliser, transition state stabiliser |
| A | THR163 | hydrogen bond donor, transition state stabiliser |
| A | LYS205 | electrostatic stabiliser, transition state stabiliser |
