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
60.3 kcal/mol
Protein clashes
2
Internal clashes
2
Native overlap
contact recall 0.76, Jaccard 0.76, H-bond role recall 0.25
Reason: strain 60.3 kcal/mol
strain ΔE 60.3 kcal/mol
2 protein-contact clashes
Molecular report
Reject
Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.974 kcal/mol/HA)
✓ Good fit quality (FQ -8.46)
✓ Strong H-bond network (7 bonds)
✓ Deep burial (98% SASA buried)
✗ Extreme strain energy (60.3 kcal/mol)
✗ Geometry warnings
✗ Minor protein-contact clashes (4)
✗ Internal clashes (8)
Score
-21.437
kcal/mol
LE
-0.974
kcal/mol/HA
Fit Quality
-8.46
FQ (Leeson)
HAC
22
heavy atoms
MW
344
Da
LogP
1.03
cLogP
Interaction summary
HB 7
HY 24
PI 3
CLASH 2
Interaction summary
HB 7
HY 24
PI 3
CLASH 2
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
| Final rank | 0.634 | Score | -21.437 |
|---|---|---|---|
| Inter norm | -1.036 | Intra norm | 0.062 |
| Top1000 | no | Excluded | no |
| Contacts | 16 | H-bonds | 7 |
| Artifact reason | geometry warning; 8 clashes; 4 protein contact clashes; high strain Δ 60.3 | ||
| Residues |
ALA34
ASP54
ILE160
ILE47
LEU90
LEU97
MET55
NDP301
PHE58
PHE94
PRO91
THR184
TYR166
TYR57
VAL32
VAL33
| ||
Native ligand reference
★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
| Name | 8RHT | Contacts | 21 |
|---|---|---|---|
| Pose | Open native pose | HB | 0 |
| IFP residues |
ALA34
ASP54
HIS182
ILE160
ILE47
LEU90
LEU97
MET55
NDP301
PHE233
PHE58
PHE94
PRO91
SER89
THR184
THR86
TRP49
TYR166
TYR57
VAL32
VAL33
| ||
| Current overlap | 16 | Native recall | 0.76 |
| Jaccard | 0.76 | RMSD | - |
| HB strict | 1 | Strict recall | 0.20 |
| HB same residue+role | 1 | HB role recall | 0.25 |
| HB same residue | 3 | HB residue recall | 0.75 |
Protein summary
223 residues
| Protein target | T06 | Atoms | 3452 |
|---|---|---|---|
| Residues | 223 | Chains | 1 |
| Residue summary | ARG:408; VAL:352; LYS:308; LEU:304; PRO:238; ILE:209; GLU:195; THR:182; SER:176; ALA:160; PHE:140; ASN:126; GLY:126; ASP:108; GLN:85; NDP:74 | ||
Receptor context
1 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 1
Excluded HETATM 0
Kept cofactors / ions
A:NDP301
All stored poses for this docking hit
| Pose | Final rank | Inter norm | Score | HB | CT | CT overlap | CT recall | HB role rec. | RMSD | Excluded | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 276 | 0.6337108471678923 | -1.03637 | -21.4367 | 7 | 16 | 16 | 0.76 | 0.25 | - | no | Current |
| 399 | 2.7801992677492993 | -1.26201 | -27.9458 | 12 | 16 | 0 | 0.00 | 0.00 | - | no | Open |
| 260 | 3.8531601189693134 | -1.3731 | -29.3608 | 16 | 19 | 0 | 0.00 | 0.00 | - | no | Open |
| 229 | 5.1081159778062455 | -1.13271 | -24.2282 | 16 | 13 | 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
-21.437kcal/mol
Ligand efficiency (LE)
-0.9744kcal/mol/HA
Score / heavy atom count
Fit quality (FQ)
-8.460
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count
22HA
Physicochemical properties
Molecular weight
344.4Da
Lipinski: ≤ 500 Da
LogP (cLogP)
1.03
Lipinski: ≤ 5
Rotatable bonds
5
Conformational strain (MMFF94s)
Strain energy (ΔE)
60.27kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy
-46.05kcal/mol
Minimised FF energy
-106.32kcal/mol
SASA & burial
✓ computed
SASA (unbound)
517.4Ų
Total solvent-accessible surface area of free ligand
BSA total
509.7Ų
Buried surface area upon binding
BSA apolar
249.3Ų
Hydrophobic contacts buried
BSA polar
260.4Ų
Polar contacts buried
Fraction buried
98.5%
> 60 % indicates good pocket engagement
Lipophilic contact ratio
48.9%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA
-1478.9Ų
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
1808.8Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA
583.8Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)