2QJM
Crystal structure of the K271E mutant of Mannonate dehydratase from Novosphingobium aromaticivorans complexed with Mg and D-mannonate
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0000287 | molecular_function | magnesium ion binding |
| A | 0008927 | molecular_function | mannonate dehydratase activity |
| A | 0009063 | biological_process | amino acid catabolic process |
| A | 0016052 | biological_process | carbohydrate catabolic process |
| A | 0016829 | molecular_function | lyase activity |
| A | 0046872 | molecular_function | metal ion binding |
| B | 0000287 | molecular_function | magnesium ion binding |
| B | 0008927 | molecular_function | mannonate dehydratase activity |
| B | 0009063 | biological_process | amino acid catabolic process |
| B | 0016052 | biological_process | carbohydrate catabolic process |
| B | 0016829 | molecular_function | lyase activity |
| B | 0046872 | molecular_function | metal ion binding |
| C | 0000287 | molecular_function | magnesium ion binding |
| C | 0008927 | molecular_function | mannonate dehydratase activity |
| C | 0009063 | biological_process | amino acid catabolic process |
| C | 0016052 | biological_process | carbohydrate catabolic process |
| C | 0016829 | molecular_function | lyase activity |
| C | 0046872 | molecular_function | metal ion binding |
| D | 0000287 | molecular_function | magnesium ion binding |
| D | 0008927 | molecular_function | mannonate dehydratase activity |
| D | 0009063 | biological_process | amino acid catabolic process |
| D | 0016052 | biological_process | carbohydrate catabolic process |
| D | 0016829 | molecular_function | lyase activity |
| D | 0046872 | molecular_function | metal ion binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE MG A 1001 |
| Chain | Residue |
| A | ASP210 |
| A | GLU236 |
| A | GLU262 |
| A | CS22001 |
| A | HOH2150 |
| site_id | AC2 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE MG B 1002 |
| Chain | Residue |
| B | HOH2162 |
| B | ASP210 |
| B | GLU236 |
| B | GLU262 |
| B | CS22002 |
| site_id | AC3 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE MG C 1003 |
| Chain | Residue |
| C | ASP210 |
| C | GLU236 |
| C | GLU262 |
| C | CS22003 |
| C | HOH2146 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE MG D 1004 |
| Chain | Residue |
| D | ASP210 |
| D | GLU236 |
| D | GLU262 |
| D | CS22004 |
| D | HOH2133 |
| site_id | AC5 |
| Number of Residues | 19 |
| Details | BINDING SITE FOR RESIDUE CS2 A 2001 |
| Chain | Residue |
| A | ASN37 |
| A | HIS122 |
| A | ARG147 |
| A | ASP210 |
| A | HIS212 |
| A | GLU236 |
| A | GLU262 |
| A | ARG283 |
| A | HIS312 |
| A | ALA314 |
| A | ASP316 |
| A | GLU339 |
| A | LEU389 |
| A | TRP402 |
| A | MG1001 |
| A | HOH2057 |
| A | HOH2165 |
| B | TYR75 |
| B | TRP76 |
| site_id | AC6 |
| Number of Residues | 19 |
| Details | BINDING SITE FOR RESIDUE CS2 B 2002 |
| Chain | Residue |
| A | TYR75 |
| A | TRP76 |
| B | ASN37 |
| B | HIS122 |
| B | ARG147 |
| B | ASP210 |
| B | HIS212 |
| B | GLU236 |
| B | GLU262 |
| B | ARG283 |
| B | HIS312 |
| B | ALA314 |
| B | ASP316 |
| B | GLU339 |
| B | LEU389 |
| B | TRP402 |
| B | MG1002 |
| B | HOH2028 |
| B | HOH2179 |
| site_id | AC7 |
| Number of Residues | 18 |
| Details | BINDING SITE FOR RESIDUE CS2 C 2003 |
| Chain | Residue |
| C | ASN37 |
| C | ARG147 |
| C | ASP210 |
| C | HIS212 |
| C | GLU236 |
| C | GLU262 |
| C | ARG283 |
| C | HIS312 |
| C | ALA314 |
| C | ASP316 |
| C | GLU339 |
| C | LEU389 |
| C | TRP402 |
| C | MG1003 |
| C | HOH2006 |
| C | HOH2162 |
| D | TYR75 |
| D | TRP76 |
| site_id | AC8 |
| Number of Residues | 18 |
| Details | BINDING SITE FOR RESIDUE CS2 D 2004 |
| Chain | Residue |
| C | TYR75 |
| C | TRP76 |
| D | ASN37 |
| D | HIS122 |
| D | ARG147 |
| D | ASP210 |
| D | HIS212 |
| D | GLU236 |
| D | GLU262 |
| D | ARG283 |
| D | HIS312 |
| D | ALA314 |
| D | ASP316 |
| D | GLU339 |
| D | LEU389 |
| D | TRP402 |
| D | MG1004 |
| D | HOH2011 |
Functional Information from PROSITE/UniProt
| site_id | PS00908 |
| Number of Residues | 26 |
| Details | MR_MLE_1 Mandelate racemase / muconate lactonizing enzyme family signature 1. AiAAVDmALwDIkAKmagmPLyqLLG |
| Chain | Residue | Details |
| A | ALA85-GLY110 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 4 |
| Details | Active site: {"description":"Proton donor/acceptor","evidences":[{"source":"PubMed","id":"17944491","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 28 |
| Details | Binding site: {} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 8 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"17944491","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 4 |
| Details | Site: {"description":"Important for activity and substrate specificity; Ala is observed in family members with high D-mannonate dehydratase activity that have no activity with D-gluconate"} |
| Chain | Residue | Details |
Catalytic Information from CSA
| site_id | MCSA1 |
| Number of Residues | 8 |
| Details | M-CSA 960 |
| Chain | Residue | Details |
| A | ARG147 | modifies pKa |
| A | ASP210 | metal ligand |
| A | HIS212 | proton acceptor, proton donor |
| A | GLU236 | metal ligand |
| A | GLU262 | metal ligand |
| A | ARG283 | electrostatic stabiliser |
| A | GLU339 | electrostatic stabiliser |
| A | TRP402 | modifies pKa |
| site_id | MCSA2 |
| Number of Residues | 8 |
| Details | M-CSA 960 |
| Chain | Residue | Details |
| B | ARG147 | modifies pKa |
| B | ASP210 | metal ligand |
| B | HIS212 | proton acceptor, proton donor |
| B | GLU236 | metal ligand |
| B | GLU262 | metal ligand |
| B | ARG283 | electrostatic stabiliser |
| B | GLU339 | electrostatic stabiliser |
| B | TRP402 | modifies pKa |
| site_id | MCSA3 |
| Number of Residues | 8 |
| Details | M-CSA 960 |
| Chain | Residue | Details |
| C | ARG147 | modifies pKa |
| C | ASP210 | metal ligand |
| C | HIS212 | proton acceptor, proton donor |
| C | GLU236 | metal ligand |
| C | GLU262 | metal ligand |
| C | ARG283 | electrostatic stabiliser |
| C | GLU339 | electrostatic stabiliser |
| C | TRP402 | modifies pKa |
| site_id | MCSA4 |
| Number of Residues | 8 |
| Details | M-CSA 960 |
| Chain | Residue | Details |
| D | ARG147 | modifies pKa |
| D | ASP210 | metal ligand |
| D | HIS212 | proton acceptor, proton donor |
| D | GLU236 | metal ligand |
| D | GLU262 | metal ligand |
| D | ARG283 | electrostatic stabiliser |
| D | GLU339 | electrostatic stabiliser |
| D | TRP402 | modifies pKa |
