5JNV
Crystal structure of bovine low molecular weight protein tyrosine phosphatase (LMPTP) mutant (W49Y N50E) complexed with HEPES
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0003993 | molecular_function | acid phosphatase activity |
| A | 0004721 | molecular_function | phosphoprotein phosphatase activity |
| A | 0004725 | molecular_function | protein tyrosine phosphatase activity |
| A | 0004726 | molecular_function | non-membrane spanning protein tyrosine phosphatase activity |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0006470 | biological_process | protein dephosphorylation |
| A | 0016787 | molecular_function | hydrolase activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 14 |
| Details | binding site for residue EPE A 201 |
| Chain | Residue |
| A | CYS12 |
| A | ASP129 |
| A | TYR131 |
| A | HOH308 |
| A | HOH320 |
| A | HOH323 |
| A | LEU13 |
| A | GLY14 |
| A | ASN15 |
| A | ILE16 |
| A | CYS17 |
| A | ARG18 |
| A | TYR49 |
| A | GLU50 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | binding site for residue DMS A 202 |
| Chain | Residue |
| A | ARG27 |
| A | TRP39 |
| A | VAL40 |
| A | ILE41 |
| A | LYS107 |
| A | HOH329 |
| site_id | AC3 |
| Number of Residues | 2 |
| Details | binding site for residue DMS A 203 |
| Chain | Residue |
| A | LYS79 |
| A | GLU80 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | binding site for residue DMS A 204 |
| Chain | Residue |
| A | ARG53 |
| A | SER54 |
| A | ASN69 |
| A | HOH306 |
| A | HOH490 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 1 |
| Details | Active site: {"description":"Nucleophile","evidences":[{"source":"PubMed","id":"8052313","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8132604","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8319676","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 1 |
| Details | Active site: {"evidences":[{"source":"PubMed","id":"8052313","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8319676","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 1 |
| Details | Active site: {"description":"Proton donor","evidences":[{"source":"PubMed","id":"8052313","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 2 |
| Details | Modified residue: {"description":"Phosphotyrosine","evidences":[{"source":"UniProtKB","id":"P24666","evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
Catalytic Information from CSA
| site_id | MCSA1 |
| Number of Residues | 6 |
| Details | M-CSA 462 |
| Chain | Residue | Details |
| A | CYS12 | covalent catalysis |
| A | ASN15 | activator, electrostatic stabiliser |
| A | CYS17 | steric role |
| A | ARG18 | transition state stabiliser |
| A | SER19 | activator, electrostatic stabiliser |
| A | ASP129 | proton shuttle (general acid/base) |
