Structural highlights 
| 4npw is a 1 chain structure with sequence from Human. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance. 
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| Ligands: | , , | 
| Related: | 4npv | 
| Gene: | PDE1B, PDE1B1, PDES1B (HUMAN) | 
| Activity: | 3',5'-cyclic-nucleotide phosphodiesterase, with EC number 3.1.4.17 | 
| Resources: | FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT | 
  Function 
[PDE1B_HUMAN] Cyclic nucleotide phosphodiesterase with a dual-specificity for the second messengers cAMP and cGMP, which are key regulators of many important physiological processes. Has a preference for cGMP as a substrate.