3KKT
Crystal structure of human PDE4b with 5-[3-[(1S,2S,4R)-Bicyclo[2.2.1]hept-2-yloxy]-4-methoxyp henyl]tetrahydro-2(1H)-pyrimidinone reveals ordering of the C-terminal helix residues 502-509.
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004114 | molecular_function | 3',5'-cyclic-nucleotide phosphodiesterase activity |
| A | 0007165 | biological_process | signal transduction |
| A | 0008081 | molecular_function | phosphoric diester hydrolase activity |
| B | 0004114 | molecular_function | 3',5'-cyclic-nucleotide phosphodiesterase activity |
| B | 0007165 | biological_process | signal transduction |
| B | 0008081 | molecular_function | phosphoric diester hydrolase activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE ZN A 1 |
| Chain | Residue |
| A | HIS238 |
| A | HIS274 |
| A | ASP275 |
| A | ASP392 |
| A | MG529 |
| A | HOH530 |
| A | HOH531 |
| site_id | AC2 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE 0CP A 2 |
| Chain | Residue |
| A | THR407 |
| A | ILE410 |
| A | PHE414 |
| A | SER442 |
| A | GLN443 |
| A | PHE446 |
| A | MET503 |
| A | MG529 |
| A | TYR233 |
| A | ASN395 |
| site_id | AC3 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE MG A 529 |
| Chain | Residue |
| A | ZN1 |
| A | 0CP2 |
| A | HOH7 |
| A | HOH8 |
| A | HOH58 |
| A | ASP275 |
| A | HOH530 |
| A | HOH531 |
| site_id | AC4 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE ZN B 2 |
| Chain | Residue |
| B | HOH11 |
| B | HOH12 |
| B | HIS238 |
| B | HIS274 |
| B | ASP275 |
| B | ASP392 |
| site_id | AC5 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE 0CP B 1 |
| Chain | Residue |
| B | HOH15 |
| B | HOH16 |
| B | HOH27 |
| B | TYR233 |
| B | ASN395 |
| B | THR407 |
| B | ILE410 |
| B | SER442 |
| B | GLN443 |
| B | PHE446 |
| B | LEU502 |
| B | PHE506 |
| site_id | AC6 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE B3P B 529 |
| Chain | Residue |
| B | HIS228 |
| B | ASP277 |
| B | ASP277 |
| B | PRO279 |
| B | LEU293 |
| B | HIS306 |
| site_id | AC7 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE MG B 530 |
| Chain | Residue |
| B | HOH12 |
| B | HOH13 |
| B | HOH14 |
| B | HOH27 |
| B | ASP275 |
Functional Information from PROSITE/UniProt
| site_id | PS00126 |
| Number of Residues | 12 |
| Details | PDEASE_I_1 3'5'-cyclic nucleotide phosphodiesterase domain signature. HDVdHpGvsNqF |
| Chain | Residue | Details |
| A | HIS274-PHE285 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 2 |
| Details | ACT_SITE: Proton donor => ECO:0000305|PubMed:15003452, ECO:0007744|PDB:1ROR |
| Chain | Residue | Details |
| A | HIS234 | |
| B | HIS234 |
| site_id | SWS_FT_FI2 |
| Number of Residues | 4 |
| Details | BINDING: BINDING => ECO:0000269|PubMed:15003452, ECO:0000269|PubMed:15260978, ECO:0007744|PDB:1ROR, ECO:0007744|PDB:1TB5 |
| Chain | Residue | Details |
| A | HIS234 | |
| A | GLN443 | |
| B | HIS234 | |
| B | GLN443 |
| site_id | SWS_FT_FI3 |
| Number of Residues | 2 |
| Details | BINDING: BINDING => ECO:0000269|PubMed:15003452, ECO:0000269|PubMed:15260978, ECO:0000269|PubMed:15576036, ECO:0000269|PubMed:15685167, ECO:0000269|PubMed:17727341, ECO:0000269|PubMed:18539455, ECO:0007744|PDB:1RO6, ECO:0007744|PDB:1RO9, ECO:0007744|PDB:1ROR, ECO:0007744|PDB:1TB5, ECO:0007744|PDB:1XLX, ECO:0007744|PDB:1XLZ, ECO:0007744|PDB:1XM4, ECO:0007744|PDB:1XM6, ECO:0007744|PDB:1XMU, ECO:0007744|PDB:1XMY, ECO:0007744|PDB:1XN0, ECO:0007744|PDB:1XOS, ECO:0007744|PDB:1XOT, ECO:0007744|PDB:1Y2H, ECO:0007744|PDB:1Y2J, ECO:0007744|PDB:2QYL, ECO:0007744|PDB:3D3P |
| Chain | Residue | Details |
| A | HIS238 | |
| B | HIS238 |
| site_id | SWS_FT_FI4 |
| Number of Residues | 2 |
| Details | BINDING: BINDING => ECO:0000269|PubMed:10846163, ECO:0000269|PubMed:15003452, ECO:0000269|PubMed:15576036, ECO:0000269|PubMed:15685167, ECO:0000269|PubMed:17727341, ECO:0000269|PubMed:18539455, ECO:0007744|PDB:1F0J, ECO:0007744|PDB:1RO6, ECO:0007744|PDB:1RO9, ECO:0007744|PDB:1ROR, ECO:0007744|PDB:1XLX, ECO:0007744|PDB:1XLZ, ECO:0007744|PDB:1XM4, ECO:0007744|PDB:1XM6, ECO:0007744|PDB:1XMU, ECO:0007744|PDB:1XMY, ECO:0007744|PDB:1XN0, ECO:0007744|PDB:1XOS, ECO:0007744|PDB:1XOT, ECO:0007744|PDB:1Y2H, ECO:0007744|PDB:1Y2J, ECO:0007744|PDB:2QYL, ECO:0007744|PDB:3D3P |
| Chain | Residue | Details |
| A | HIS274 | |
| B | HIS274 |
| site_id | SWS_FT_FI5 |
| Number of Residues | 2 |
| Details | BINDING: BINDING => ECO:0000269|PubMed:15003452, ECO:0007744|PDB:1ROR |
| Chain | Residue | Details |
| A | ASP275 | |
| B | ASP275 |
| site_id | SWS_FT_FI6 |
| Number of Residues | 2 |
| Details | BINDING: BINDING => ECO:0000269|PubMed:10846163, ECO:0000269|PubMed:15003452, ECO:0000269|PubMed:15260978, ECO:0000269|PubMed:15576036, ECO:0000269|PubMed:15685167, ECO:0000269|PubMed:18539455, ECO:0007744|PDB:1F0J, ECO:0007744|PDB:1RO6, ECO:0007744|PDB:1RO9, ECO:0007744|PDB:1ROR, ECO:0007744|PDB:1TB5, ECO:0007744|PDB:1XLX, ECO:0007744|PDB:1XLZ, ECO:0007744|PDB:1XM4, ECO:0007744|PDB:1XM6, ECO:0007744|PDB:1XMU, ECO:0007744|PDB:1XMY, ECO:0007744|PDB:1XN0, ECO:0007744|PDB:1XOS, ECO:0007744|PDB:1XOT, ECO:0007744|PDB:1Y2H, ECO:0007744|PDB:1Y2J, ECO:0007744|PDB:3D3P |
| Chain | Residue | Details |
| A | ASP392 | |
| B | ASP392 |
| site_id | SWS_FT_FI7 |
| Number of Residues | 2 |
| Details | BINDING: BINDING => ECO:0000305|PubMed:15003452, ECO:0000305|PubMed:15260978, ECO:0007744|PDB:1ROR, ECO:0007744|PDB:1TB5 |
| Chain | Residue | Details |
| A | PHE446 | |
| B | PHE446 |
| site_id | SWS_FT_FI8 |
| Number of Residues | 4 |
| Details | MOD_RES: Phosphoserine => ECO:0000250|UniProtKB:P14646 |
| Chain | Residue | Details |
| A | SER487 | |
| A | SER489 | |
| B | SER487 | |
| B | SER489 |
