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
Reject
SASA cached
Promising but geometrically suspicious
Binding strong
Geometry low
Native strong
SASA done
Strain ΔE
46.0 kcal/mol
Protein clashes
3
Internal clashes
3
Native overlap
contact recall 1.00, Jaccard 0.50, H-bond role recall 1.00
Reason: strain 46.0 kcal/mol
strain ΔE 46.0 kcal/mol
3 protein-contact clashes
3 intramolecular clashes
Molecular report
Reject
Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.625 kcal/mol/HA)
✓ Good fit quality (FQ -6.57)
✓ Strong H-bond network (6 bonds)
✓ Deep burial (85% SASA buried)
✓ Lipophilic contacts well-matched (84%)
✗ Extreme strain energy (46.0 kcal/mol)
✗ Geometry warnings
✗ Many internal clashes (14)
Score
-25.641
kcal/mol
LE
-0.625
kcal/mol/HA
Fit Quality
-6.57
FQ (Leeson)
HAC
41
heavy atoms
MW
560
Da
LogP
4.89
cLogP
Interaction summary
HB 6
HY 24
PI 2
CLASH 3
Interaction summary
HB 6
HY 24
PI 2
CLASH 3
| Final rank | 3.215 | Score | -25.641 |
|---|---|---|---|
| Inter norm | -0.617 | Intra norm | -0.009 |
| Top1000 | no | Excluded | no |
| Contacts | 24 | H-bonds | 6 |
| Artifact reason | geometry warning; 14 clashes; 1 protein clash; high strain Δ 45.3 | ||
| Residues |
ALA284
ALA365
ARG228
ARG287
ARG331
ARG361
CYS375
GLY195
GLY197
GLY229
GLY286
GLY376
ILE199
ILE285
LEU332
LEU334
MET333
PHE198
PHE230
SER200
SER364
THR374
VAL362
VAL366
| ||
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 | 12 | Native recall | 1.00 |
| Jaccard | 0.50 | RMSD | - |
| HB strict | 1 | Strict recall | 1.00 |
| HB same residue+role | 1 | HB role recall | 1.00 |
| HB same residue | 1 | HB residue recall | 1.00 |
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
All stored poses for this docking hit
| Pose | Final rank | Inter norm | Score | HB | CT | CT overlap | CT recall | HB role rec. | RMSD | Excluded | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 259 | 1.9112823406497645 | -0.61835 | -20.835 | 8 | 15 | 0 | 0.00 | 0.00 | - | no | Open |
| 263 | 3.2150630446791273 | -0.61661 | -25.6406 | 6 | 24 | 12 | 1.00 | 1.00 | - | no | Current |
| 369 | 3.5556749477823884 | -0.615241 | -22.2717 | 6 | 20 | 0 | 0.00 | 0.00 | - | no | Open |
| 342 | 3.8265450347153354 | -0.56122 | -21.9549 | 5 | 19 | 0 | 0.00 | 0.00 | - | no | Open |
| 171 | 3.8667762534557513 | -0.774095 | -32.8776 | 10 | 17 | 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
-25.641kcal/mol
Ligand efficiency (LE)
-0.6254kcal/mol/HA
Score / heavy atom count
Fit quality (FQ)
-6.571
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count
41HA
Physicochemical properties
Molecular weight
559.7Da
Lipinski: ≤ 500 Da
LogP (cLogP)
4.89
Lipinski: ≤ 5
Rotatable bonds
12
Conformational strain (MMFF94s)
Strain energy (ΔE)
45.97kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy
124.66kcal/mol
Minimised FF energy
78.69kcal/mol
SASA & burial
✓ computed
SASA (unbound)
887.1Ų
Total solvent-accessible surface area of free ligand
BSA total
751.9Ų
Buried surface area upon binding
BSA apolar
632.6Ų
Hydrophobic contacts buried
BSA polar
119.3Ų
Polar contacts buried
Fraction buried
84.8%
> 60 % indicates good pocket engagement
Lipophilic contact ratio
84.1%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA
-6762.5Ų
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
2060.2Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)