Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
3D complex viewer
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Weak
SASA cached
Promising but geometrically suspicious
Binding strong
Geometry low
Native mixed
SASA done
Strain ΔE
36.0 kcal/mol
Protein clashes
0
Internal clashes
11
Native overlap
contact recall 0.50, Jaccard 0.27, H-bond role recall 0.00
Reason: 11 internal clashes
11 intramolecular clashes
54% of hydrophobic surface appears solvent-exposed (7/13 atoms). Partial exposure is common but may limit selectivity and membrane permeability.
Molecular report
Weak
Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-1.093 kcal/mol/HA)
✓ Good fit quality (FQ -9.65)
✓ Strong H-bond network (14 bonds)
✓ Deep burial (73% SASA buried)
✓ Lipophilic contacts well-matched (65%)
✗ Very high strain energy (36.0 kcal/mol)
✗ Geometry warnings
✗ Many internal clashes (11)
Score
-25.140
kcal/mol
LE
-1.093
kcal/mol/HA
Fit Quality
-9.65
FQ (Leeson)
HAC
23
heavy atoms
MW
355
Da
LogP
1.48
cLogP
Interaction summary
HB 14
HY 3
PI 1
CLASH 0
⚠ Exposure 53%
Interaction summary
HB 14
HY 3
PI 1
CLASH 0
⚠ Exposure 53%
Partial hydrophobic solvent exposure
54% of hydrophobic surface appears solvent-exposed (7/13 atoms). Partial exposure is common but may limit selectivity and membrane permeability.
Non-polar atoms 13
Buried (contacted) 6
Exposed 7
LogP 1.48
H-bonds 14
Exposed fragments:
phenyl (4/6 atoms exposed)aliphatic chain/group (3 atoms exposed)
| Final rank | 3.481 | Score | -25.140 |
|---|---|---|---|
| Inter norm | -1.057 | Intra norm | -0.036 |
| Top1000 | no | Excluded | no |
| Contacts | 16 | H-bonds | 14 |
| Artifact reason | geometry warning; 11 clashes; 2 protein clashes; high strain Δ 36.0 | ||
| Residues |
ALA363
ARG331
ARG361
CYS375
GLY229
GLY376
HIS359
HIS428
ILE378
LEU332
LEU377
PHE230
SER364
THR360
THR374
VAL362
| ||
Protein summary
1033 residues
| Protein target | T17 | Atoms | 15160 |
|---|---|---|---|
| Residues | 1033 | Chains | 2 |
| Residue summary | VAL:1536; LEU:1387; LYS:1386; ILE:1064; GLU:900; THR:868; ARG:816; PHE:800; ALA:780; ASN:700; PRO:686; GLY:672; SER:616; TYR:588; ASP:528; MET:408 | ||
Receptor context
2 kept / 0 excluded
Receptor context filtering: interactions and SASA are computed against protein atoms plus allowed cofactors/ions. Native ligand-like HETATM partners are excluded from scoring.
Kept context 2
Excluded HETATM 0
Kept cofactors / ions
A:FAD501
B:FAD501
Native ligand reference
★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
| Name | 5S9T | Contacts | 12 |
|---|---|---|---|
| Pose | Open native pose | HB | 0 |
| IFP residues |
ALA365
ARG228
ARG331
GLY229
LEU332
LEU334
MET333
PHE198
PHE230
SER364
THR374
VAL366
| ||
| Current overlap | 6 | Native recall | 0.50 |
| Jaccard | 0.27 | RMSD | - |
| HB strict | 0 | Strict recall | 0.00 |
| HB same residue+role | 0 | HB role recall | 0.00 |
| HB same residue | 0 | HB residue recall | 0.00 |
HB · H-bonds
Mode: strict. Count shows atom-level H-bonds; unique residues in summary: 0.
PI · π–π interactions
Native π–π recall is disabled because no explicit native π–π reference was stored.
HY · Hydrophobic contacts
CLASH · Clashes
No clash · clashes detected for this pose.
All stored poses for this docking hit
| Pose | Final rank | Inter norm | Score | HB | CT | CT overlap | CT recall | HB role rec. | RMSD | Excluded | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 389 | 1.5406671695454461 | -1.22063 | -26.5454 | 7 | 16 | 0 | 0.00 | 0.00 | - | no | Open |
| 372 | 2.3957668288144665 | -1.16595 | -28.4226 | 7 | 15 | 0 | 0.00 | 0.00 | - | no | Open |
| 269 | 2.766266459681756 | -1.15894 | -25.5536 | 13 | 12 | 0 | 0.00 | 0.00 | - | no | Open |
| 365 | 3.4805093809073773 | -1.05695 | -25.1403 | 14 | 16 | 6 | 0.50 | 0.00 | - | no | Current |
| 369 | 3.746677530903516 | -1.25159 | -29.4534 | 10 | 10 | 0 | 0.00 | 0.00 | - | no | Open |
| 335 | 4.220570066123351 | -1.04356 | -22.1948 | 8 | 16 | 0 | 0.00 | 0.00 | - | no | Open |
Molecular metrics
RDKit SASA burial, strain energy (MMFF94s), ligand efficiency and fit quality for this docking pose.
Scoring & efficiency
Docking score
-25.140kcal/mol
Ligand efficiency (LE)
-1.0931kcal/mol/HA
Score / heavy atom count
Fit quality (FQ)
-9.647
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count
23HA
Physicochemical properties
Molecular weight
355.4Da
Lipinski: ≤ 500 Da
LogP (cLogP)
1.48
Lipinski: ≤ 5
Rotatable bonds
6
Conformational strain (MMFF94s)
Strain energy (ΔE)
35.96kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy
-42.52kcal/mol
Minimised FF energy
-78.48kcal/mol
SASA & burial
✓ computed
SASA (unbound)
526.2Ų
Total solvent-accessible surface area of free ligand
BSA total
385.0Ų
Buried surface area upon binding
BSA apolar
251.2Ų
Hydrophobic contacts buried
BSA polar
133.8Ų
Polar contacts buried
Fraction buried
73.2%
> 60 % indicates good pocket engagement
Lipophilic contact ratio
65.2%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA
-6356.3Ų
SASA_nonpolar(complex) − SASA_nonpolar(receptor) − SASA_nonpolar(ligand free). Negative = non-polar surface buried upon binding. Requires full polarity-decomposed SASA computation.
Receptor non-polar SASA
8063.1Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA
2065.2Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)