2V20
Structure of a TEM-1 beta-lactamase insertant allosterically regulated by kanamycin and anions. Complex with sulfate.
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005515 | molecular_function | protein binding |
| A | 0008800 | molecular_function | beta-lactamase activity |
| A | 0016787 | molecular_function | hydrolase activity |
| A | 0017001 | biological_process | antibiotic catabolic process |
| A | 0030655 | biological_process | beta-lactam antibiotic catabolic process |
| A | 0046677 | biological_process | response to antibiotic |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN A 1270 |
| Chain | Residue |
| A | GLU90 |
| A | HIS133 |
| A | HIS138 |
| A | HOH2273 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1271 |
| Chain | Residue |
| A | ARG219 |
| A | ARG220 |
| A | HOH2237 |
| A | HOH2274 |
| site_id | AC3 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1272 |
| Chain | Residue |
| A | SER110 |
| A | VAL196 |
| A | LYS214 |
| A | SER215 |
| A | GLY216 |
| A | ALA217 |
| A | ARG223 |
| A | HOH2078 |
| A | SER50 |
Functional Information from PROSITE/UniProt
| site_id | PS00146 |
| Number of Residues | 16 |
| Details | BETA_LACTAMASE_A Beta-lactamase class-A active site. FpMMSTfKvllCGAVL |
| Chain | Residue | Details |
| A | PHE46-LEU61 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 1 |
| Details | ACT_SITE: Acyl-ester intermediate |
| Chain | Residue | Details |
| A | SER50 |
| site_id | SWS_FT_FI2 |
| Number of Residues | 1 |
| Details | ACT_SITE: Proton acceptor |
| Chain | Residue | Details |
| A | GLU148 |
| site_id | SWS_FT_FI3 |
| Number of Residues | 1 |
| Details | BINDING: |
| Chain | Residue | Details |
| A | LYS214 |
Catalytic Information from CSA
| site_id | CSA1 |
| Number of Residues | 4 |
| Details | Annotated By Reference To The Literature 1btl |
| Chain | Residue | Details |
| A | LYS53 | |
| A | SER110 | |
| A | SER50 | |
| A | GLU146 |
| site_id | MCSA1 |
| Number of Residues | 6 |
| Details | M-CSA 2 |
| Chain | Residue | Details |
| A | SER50 | electrostatic stabiliser |
| A | LYS53 | hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| A | SER110 | activator, electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| A | GLU146 | activator, electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor |
| A | LYS214 | electrostatic stabiliser |
| A | ALA217 | electrostatic stabiliser, hydrogen bond donor |
