Overview
Basic information about this protein and its source genome.
- Accession
- PA1377
- Gene
- PA1377
- Status
- annotated
- Amino acids
- 177
- Structure source
- Experimental + AlphaFold
Target profile
Computed evidence for target prioritization.
- Human off-target
- No hit
- Gut microbiome off-target
- hit
- Essential (DEG)
- N
- Localization
- Unknown
Selected Druggability evidence
Selected Druggability is the FPocket score chosen for ranking using the curated structure priority. The 3D viewer may show a different loaded structure, so its visible pockets can differ.
Sequence
Primary amino-acid sequence viewer.
Functional Annotations
Enzyme classification and Gene Ontology terms linked to this protein.
Gene Ontology (GO)
2- GO:0008080 Catalysis of the transfer of an acetyl group to a nitrogen atom on the acceptor molecule.
- GO:0016747 Catalysis of the transfer of an acyl group, other than amino-acyl, from one compound (donor) to another (acceptor).
Sequence Features
Domain/signature hits from InterPro and related databases.
Show feature table
| Start | End | DB | Term | Name |
|---|---|---|---|---|
| 1 | 169 | SUPERFAMILY | SSF55729 | Acyl-CoA N-acyltransferases (Nat) |
| 1 | 169 | InterPro | IPR016181 | Acyl-CoA N-acyltransferase |
| 43 | 143 | Pfam | PF00583 | Acetyltransferase (GNAT) family |
| 43 | 143 | InterPro | IPR000182 | GNAT domain |
| 1 | 177 | Gene3D | G3DSA:3.40.630.30 | - |
| 8 | 170 | ProSiteProfiles | PS51186 | Gcn5-related N-acetyltransferase (GNAT) domain profile. |
| 8 | 170 | InterPro | IPR000182 | GNAT domain |
| 60 | 126 | CDD | cd04301 | NAT_SF |
| 4 | 169 | PANTHER | PTHR43415 | SPERMIDINE N(1)-ACETYLTRANSFERASE |
3D Structure
Selected loaded structure. Experimental PDB entries may cover only a portion of the sequence; predicted models typically cover the full protein.
Loading 3D structure...
Structural evidence
1 + 1Experimental PDB entries and predicted models. Click Switch to display a different structure in the viewer.
Pocket details FPocket · P2Rank — toggle visibility and zoom from here, or open full viewer
Pockets (FPOCKET)
Showing top-ranked FPocket candidates by druggability. Druggability is color-coded: high (0.7 or higher), medium (0.4 to 0.69), low (below 0.4).
| FPOCKET | Sticks | Spheres | Surfaces | Druggability | Labels | Zoom | Positions |
|---|---|---|---|---|---|---|---|
| 1 | 0.954 |
Pockets (P2RANK)
Showing top-ranked P2Rank candidates by probability. Probability is color-coded per P2Rank calibration: high (≥ 0.5), medium (0.2 – 0.49), low (< 0.2).
| P2RANK | Sticks | Spheres | Surfaces | Score | Probability | Labels | Zoom | Positions |
|---|---|---|---|---|---|---|---|---|
| 1 | 6.53 | 0.33 | ||||||
| 2 | 3.86 | 0.151 | ||||||
| 3 | 2.15 | 0.05 |
Pockets (FPOCKET)
Showing top-ranked FPocket candidates by druggability. Druggability is color-coded: high (0.7 or higher), medium (0.4 to 0.69), low (below 0.4).
| FPOCKET | Sticks | Spheres | Surfaces | Druggability | Labels | Zoom | Positions |
|---|---|---|---|---|---|---|---|
| 1 | 0.815 | ||||||
| 2 | 0.66 |
Ligand evidence
Ligands grouped by evidence source. PDB ligands keep the source crystal visible, and loaded crystals can be opened directly in the structure viewer.
Highest-confidence structural evidence: ligands co-crystallized with this exact protein. If the source PDB is loaded in TPW, use Open crystal to inspect it in the structure viewer.
| Ligand | Source crystal | MW · LogP · TPSA | Lipinski | PAINS | SMILES |
|---|---|---|---|---|---|
| AZI | 42.0 Da LogP 0.87 TPSA 58.7 | ✓ Ro5 | Alert |
[N-]=[N+]=[N-]
|
Structural evidence inferred from similar proteins. The source crystal indicates where the ligand was observed; the UniProt column identifies the homologous protein carrying that ligand.
| Ligand | Source crystal | UniProt (homolog) | MW · LogP · TPSA | Lipinski | PAINS | SMILES |
|---|---|---|---|---|---|---|
| BO3 | A0A5P8YIA2 | 61.8 Da LogP -2.05 TPSA 60.7 | ✓ Ro5 | ✓ Clean |
B(O)(O)O
|
|
| CMC | Q9LFM3 | 825.6 Da LogP -1.78 TPSA 383.9 | 3 viol. | ✓ Clean |
CC(C)(CO[P@](=O)(O)O[P@@](=O)(O)OC[C@@H]1[C@H](…
|
|
| HLG | Q9KL03 | 187.3 Da LogP -0.16 TPSA 67.2 | ✓ Ro5 | ✓ Clean |
CC(=O)NCCCNCCCCN
|
|
| MLI | A0A5P8YIA2 | 102.0 Da LogP -3.12 TPSA 80.3 | ✓ Ro5 | ✓ Clean |
C(C(=O)[O-])C(=O)[O-]
|
|
| NHE | Q9KL03 | 207.3 Da LogP 0.80 TPSA 66.4 | ✓ Ro5 | ✓ Clean |
C1CCC(CC1)NCCS(=O)(=O)O
|
|
| PG5 | A0A5P8YIA2 | 178.2 Da LogP 0.31 TPSA 36.9 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOC
|
|
| SP5 | Q9KL03 | 244.4 Da LogP -0.18 TPSA 79.2 | ✓ Ro5 | ✓ Clean |
CC(=O)NCCCNCCCCNCCCN
|
|
| SPD | A0A0M3KKU5 | 145.2 Da LogP -0.34 TPSA 64.1 | ✓ Ro5 | ✓ Clean |
C(CCNCCCN)CN
|
|
| SPM | Q9KL03 | 202.3 Da LogP -0.36 TPSA 76.1 | ✓ Ro5 | ✓ Clean |
C(CCNCCCN)CNCCCN
|
Experimental bioactivity from ChEMBL measured directly on this protein. Score = pchembl (−log Ki/IC₅₀; higher = more potent).
No ChEMBL bioactivity data found for this exact protein.
Bioactivity inferred from similar proteins in ChEMBL. Score = pchembl (−log Ki/IC₅₀; higher = more potent).
No ChEMBL hits found through similar proteins.
Proposed virtual-screening candidates from ZINC. Score = Tanimoto similarity to a known binder (0–1; higher = more similar).
| Ligand | Tanimoto | MW · LogP · TPSA | Lipinski | PAINS | SMILES |
|---|---|---|---|---|---|
| ZINC1692489 | 1.000 | 222.3 Da LogP 0.33 TPSA 46.2 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOC
|
| ZINC1710230 | 1.000 | 207.3 Da LogP 0.80 TPSA 66.4 | ✓ Ro5 | ✓ Clean |
O=S(=O)(O)CCNC1CCCCC1
|
| ZINC4530388 | 1.000 | 266.3 Da LogP 0.35 TPSA 55.4 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOC
|
| ZINC5701172 | 1.000 | 310.4 Da LogP 0.36 TPSA 64.6 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOCCOC
|
| ZINC5997861 | 1.000 | 398.5 Da LogP 0.40 TPSA 83.1 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOCCOCCOCCOC
|
| ZINC27564039 | 0.933 | 202.3 Da LogP -0.36 TPSA 76.1 | ✓ Ro5 | ✓ Clean |
NCCCCNCCCNCCCN
|
| ZINC13377742 | 0.929 | 230.4 Da LogP 0.42 TPSA 76.1 | ✓ Ro5 | ✓ Clean |
NCCCCNCCCCNCCCCN
|
| ZINC1532734 | 0.929 | 202.3 Da LogP -0.36 TPSA 76.1 | ✓ Ro5 | ✓ Clean |
NCCCNCCCCNCCCN
|
| ZINC3870097 | 0.920 | 244.4 Da LogP -0.18 TPSA 79.2 | ✓ Ro5 | ✓ Clean |
CC(=O)NCCCNCCCCNCCCN
|
| ZINC1598087 | 0.867 | 215.4 Da LogP 1.61 TPSA 64.1 | ✓ Ro5 | ✓ Clean |
NCCCCCCNCCCCCCN
|
| ZINC3130432 | 0.800 | 214.4 Da LogP 2.20 TPSA 55.1 | ✓ Ro5 | ✓ Clean |
CC(=O)NCCCCCCCCCCN
|
| ZINC1650371 | 0.792 | 229.3 Da LogP 0.02 TPSA 70.2 | ✓ Ro5 | ✓ Clean |
CC(=O)NCCCCNCCCNC(C)=O
|
| ZINC4096102 | 0.792 | 286.4 Da LogP -0.00 TPSA 82.3 | ✓ Ro5 | ✓ Clean |
CC(=O)NCCCNCCCCNCCCNC(C)=O
|
| ZINC2004372 | 0.786 | 221.3 Da LogP 1.19 TPSA 66.4 | ✓ Ro5 | ✓ Clean |
O=S(=O)(O)CCCNC1CCCCC1
|
| ZINC38364153 | 0.786 | 235.3 Da LogP 1.58 TPSA 66.4 | ✓ Ro5 | ✓ Clean |
O=S(=O)(O)CCCCNC1CCCCC1
|
| ZINC34764844 | 0.733 | 206.3 Da LogP 1.09 TPSA 36.9 | ✓ Ro5 | ✓ Clean |
CCCOCCOCCOCCOC
|
| ZINC140264883 | 0.688 | 223.3 Da LogP -0.43 TPSA 72.2 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCON
|
| ZINC143705779 | 0.688 | 443.5 Da LogP -0.34 TPSA 118.3 | 1 viol. | ✓ Clean |
COCCOCCOCCOCCOCCOCCOCCOCCOCCON
|
| ZINC1580161 | 0.688 | 208.3 Da LogP -0.33 TPSA 57.2 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCO
|
| ZINC16052118 | 0.688 | 340.4 Da LogP -0.28 TPSA 84.8 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOCCOCCO
|
| ZINC16052257 | 0.688 | 384.5 Da LogP -0.26 TPSA 94.1 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOCCOCCOCCO
|
| ZINC33358855 | 0.688 | 207.3 Da LogP -0.36 TPSA 62.9 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCN
|
| ZINC34317654 | 0.688 | 472.6 Da LogP -0.23 TPSA 112.5 | 1 viol. | ✓ Clean |
COCCOCCOCCOCCOCCOCCOCCOCCOCCOCCO
|
| ZINC44076059 | 0.688 | 428.5 Da LogP -0.24 TPSA 103.3 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOCCOCCOCCOCCO
|
| ZINC44583772 | 0.688 | 356.5 Da LogP 0.66 TPSA 64.6 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOCCOCCS
|
| ZINC5024003 | 0.688 | 251.3 Da LogP -0.34 TPSA 72.2 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCN
|
| ZINC5210101 | 0.688 | 252.3 Da LogP -0.31 TPSA 66.4 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCO
|
| ZINC575432090 | 0.688 | 355.4 Da LogP -0.38 TPSA 99.9 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOCCOCCON
|
| ZINC575432265 | 0.688 | 399.5 Da LogP -0.36 TPSA 109.1 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOCCOCCOCCON
|
| ZINC5997860 | 0.688 | 296.4 Da LogP -0.29 TPSA 75.6 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOCCO
|
| ZINC71254558 | 0.688 | 444.6 Da LogP 0.70 TPSA 83.1 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOCCOCCOCCOCCS
|
| ZINC71254563 | 0.688 | 488.6 Da LogP 0.71 TPSA 92.3 | 1 viol. | ✓ Clean |
COCCOCCOCCOCCOCCOCCOCCOCCOCCOCCS
|
| ZINC80685077 | 0.688 | 427.5 Da LogP -0.28 TPSA 109.1 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOCCOCCOCCOCCN
|
| ZINC83253927 | 0.688 | 400.5 Da LogP 0.68 TPSA 73.8 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOCCOCCOCCS
|
| ZINC83253930 | 0.688 | 224.3 Da LogP 0.61 TPSA 36.9 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCS
|
| ZINC83253936 | 0.688 | 383.5 Da LogP -0.29 TPSA 99.9 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOCCOCCOCCN
|
| ZINC90556279 | 0.688 | 295.4 Da LogP -0.33 TPSA 81.4 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOCCN
|
| ZINC90556280 | 0.688 | 339.4 Da LogP -0.31 TPSA 90.6 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOCCOCCN
|
| ZINC90556286 | 0.688 | 312.4 Da LogP 0.65 TPSA 55.4 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCOCCS
|
| ZINC90556287 | 0.688 | 268.4 Da LogP 0.63 TPSA 46.2 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCOCCS
|
| ZINC96503353 | 0.688 | 471.6 Da LogP -0.26 TPSA 118.3 | 1 viol. | ✓ Clean |
COCCOCCOCCOCCOCCOCCOCCOCCOCCOCCN
|
| ZINC100056474 | 0.650 | 270.5 Da LogP 4.63 TPSA 38.0 | ✓ Ro5 | ✓ Clean |
CCCCCCCCCCCCCCNCCCN
|
| ZINC107767463 | 0.650 | 200.4 Da LogP 2.68 TPSA 38.0 | ✓ Ro5 | ✓ Clean |
CCCCCCNCCCCCCN
|
| ZINC59496006 | 0.650 | 242.5 Da LogP 3.85 TPSA 38.0 | ✓ Ro5 | ✓ Clean |
CCCCCCCCCCCCNCCCN
|
| ZINC113456917 | 0.647 | 220.3 Da LogP 1.48 TPSA 36.9 | ✓ Ro5 | ✓ Clean |
CCCCOCCOCCOCCOC
|
| ZINC146934560 | 0.647 | 397.5 Da LogP -0.03 TPSA 85.9 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCOCCNCCOCCOCCOCCOC
|
| ZINC218810670 | 0.647 | 308.4 Da LogP 1.52 TPSA 55.4 | ✓ Ro5 | ✓ Clean |
CCCCOCCOCCOCCOCCOCCOC
|
| ZINC33506597 | 0.647 | 309.4 Da LogP -0.06 TPSA 67.4 | ✓ Ro5 | ✓ Clean |
COCCOCCOCCNCCOCCOCCOC
|
| ZINC34303570 | 0.647 | 264.4 Da LogP 1.50 TPSA 46.2 | ✓ Ro5 | ✓ Clean |
CCCCOCCOCCOCCOCCOC
|
| ZINC3860567 | 0.647 | 323.4 Da LogP 0.28 TPSA 58.6 | ✓ Ro5 | ✓ Clean |
COCCOCCN(CCOCCOC)CCOCCOC
|
PDB and ChEMBL records on this protein are shown in full. ChEMBL records from similar proteins are capped at the top 100 per protein (by pchembl) and ZINC at the top 50 (Tanimoto ≥ 0.5). ADME columns are descriptor-based screening flags, not experimental toxicity results.