Start with Alzheimer disease, then reuse UniProt O76083 as the stable protein anchor across project notes and exports.
CHEMBL3535 Target Snapshot
High affinity cGMP-specific 3',5'-cyclic phosphodiesterase 9A · SINGLE PROTEIN · Homo sapiens
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As of 2026-09-13High affinity cGMP-specific 3',5'-cyclic phosphodiesterase 9A shows clinical signal disease relevance led by Alzheimer disease. 5 more disease programs remain visible in the same review block. 2 linked drugs keep the current disease frame grounded. Protein identity stays anchored to UniProt O76083. Start with Alzheimer disease, then reuse UniProt O76083 as the stable protein anchor across project notes and exports.
High affinity cGMP-specific 3',5'-cyclic phosphodiesterase 9A shows clinical signal disease relevance led by Alzheimer disease. 5 more disease programs remain visible in the same review block. 2 linked drugs remain visible in the same block.
Start review with Alzheimer disease because it currently carries clinical signal support. Linked drugs include EDELINONTRINE, OSORESNONTRINE. This disease block keeps the Open Targets-ready contract explicit while current evidence comes from ChEMBL mechanism and indication mappings.
Disease source · ChEMBL drug mechanism + indication proxyHigh affinity cGMP-specific 3',5'-cyclic phosphodiesterase 9A
Review this target as High affinity cGMP-specific 3',5'-cyclic phosphodiesterase 9A, mapped to UniProt O76083. Sequence length is 593 aa.
Protein source · UniProt accession via ChEMBL component mappingCross-source identity
Keep the review anchor, source IDs, and context contract aligned before reusing this target elsewhere.
This review treats High affinity cGMP-specific 3',5'-cyclic phosphodiesterase 9A as ChEMBL target CHEMBL3535, mapped to UniProt O76083. Disease framing currently uses the Open Targets-ready proxy contract.
Reuse the same identifiers in notes, watch rules, exports, and review packs so provenance stays stable across surfaces.
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Start here when your first question is whether High affinity cGMP-specific 3',5'-cyclic phosphodiesterase 9A is the right protein anchor across sources, using UniProt O76083 as the stable mapping.
Jump to Protein ContextUse this block first when you need to confirm why Alzheimer disease is currently framed as clinical signal support. It currently carries 2 linked drugs in the same disease frame.
Jump to Disease ContextOpen the one-page evidence card when you want the rationale, activity base, and attribution together.
Open Review-ready CardBasic Information
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| Preferred Name | High affinity cGMP-specific 3',5'-cyclic phosphodiesterase 9A |
| Target Type | SINGLE PROTEIN |
| Organism | Homo sapiens |
| UniProt | O76083 |
Next Actions
UniProt Target Context
Reviewable protein naming and mapping context for this target snapshot.
| Protein Label | High affinity cGMP-specific 3',5'-cyclic phosphodiesterase 9A |
| UniProt Accession | O76083 |
| Component Type | Protein |
| Sequence Length | 593 aa |
High affinity cGMP-specific 3',5'-cyclic phosphodiesterase 9A
How to read this target
Review this target as High affinity cGMP-specific 3',5'-cyclic phosphodiesterase 9A, mapped to UniProt O76083. Sequence length is 593 aa.
Disease Relevance & Evidence Level
Open Targets-ready disease context using the current target-indication evidence contract.
High affinity cGMP-specific 3',5'-cyclic phosphodiesterase 9A shows clinical signal disease relevance led by Alzheimer disease. 5 more disease programs remain visible in the same review block.
How to read disease relevance
Start review with Alzheimer disease because it currently carries clinical signal support. Linked drugs include EDELINONTRINE, OSORESNONTRINE. This disease block keeps the Open Targets-ready contract explicit while current evidence comes from ChEMBL mechanism and indication mappings.
Clinical Phase Distribution
Activity Type Distribution
Top Inhibitors (by pChEMBL)
| ChEMBL ID | pChEMBL | Type | Value (nM) | Phase |
|---|---|---|---|---|
| CHEMBL6066018 | 11.0 | Ki | 0.01 | Preclinical |
| CHEMBL6042821 | 11.0 | Ki | 0.01 | Preclinical |
| CHEMBL5898437 | 11.0 | Ki | 0.01 | Preclinical |
| CHEMBL5823889 | 11.0 | Ki | 0.01 | Preclinical |
| CHEMBL5995578 | 10.7 | Ki | 0.02 | Preclinical |
| CHEMBL5810180 | 10.52 | Ki | 0.03 | Preclinical |
| CHEMBL5791216 | 10.52 | Ki | 0.03 | Preclinical |
| CHEMBL5978036 | 10.4 | Ki | 0.04 | Preclinical |
| CHEMBL5918399 | 10.4 | Ki | 0.04 | Preclinical |
| CHEMBL5792042 | 10.4 | Ki | 0.04 | Preclinical |
pChEMBL Value Distribution
Approved Drugs
Assay Landscape
Binding — 206 assays, 820 compounds
| BAO Format | Assays | Compounds | Avg pChEMBL |
|---|---|---|---|
| single protein format | 136 | 560 | 7.5 |
| cell-based format | 39 | 206 | 7.4 |
| assay format | 31 | 54 | 6.6 |
ADME — 5 assays, 0 compounds
| BAO Format | Assays | Compounds | Avg pChEMBL |
|---|---|---|---|
| cell-based format | 2 | 0 | — |
| single protein format | 2 | 0 | — |
| assay format | 1 | 0 | — |
Functional — 1 assays, 1 compounds
| BAO Format | Assays | Compounds | Avg pChEMBL |
|---|---|---|---|
| assay format | 1 | 1 | 8.0 |