Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
3D complex viewer
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Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Weak
SASA cached
Promising but geometrically suspicious
Binding strong
Geometry low
Native strong
SASA done
Strain ΔE
24.6 kcal/mol
Protein clashes
6
Internal clashes
7
Native overlap
contact recall 0.59, Jaccard 0.53, H-bond role recall 0.17
Reason: 7 internal clashes
6 protein-contact clashes
7 intramolecular clashes
Molecular report
Weak
Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-1.154 kcal/mol/HA)
✓ Good fit quality (FQ -10.19)
✓ Good H-bonds (4 bonds)
✓ Deep burial (93% SASA buried)
✓ Lipophilic contacts well-matched (89%)
✗ High strain energy (24.6 kcal/mol)
✗ Geometry warnings
✗ Many internal clashes (13)
Score
-26.543
kcal/mol
LE
-1.154
kcal/mol/HA
Fit Quality
-10.19
FQ (Leeson)
HAC
23
heavy atoms
MW
327
Da
LogP
3.82
cLogP
Interaction summary
HB 4
HY 22
PI 3
CLASH 7
Interaction summary
HB 4
HY 22
PI 3
CLASH 7
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 | 4.603 | Score | -26.543 |
|---|---|---|---|
| Inter norm | -1.260 | Intra norm | 0.106 |
| Top1000 | no | Excluded | no |
| Contacts | 12 | H-bonds | 4 |
| Artifact reason | geometry warning; 13 clashes; 3 protein clashes; 2 cofactor-context clashes; moderate strain Δ 24.6 | ||
| Residues |
ARG17
ASP181
HIS241
LEU188
LEU226
LEU229
MET183
NDP302
PHE113
SER227
TYR194
ARG287
| ||
Native ligand reference
★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
| Name | ligand | Contacts | 17 |
|---|---|---|---|
| Pose | Open native pose | HB | 0 |
| IFP residues |
ARG17
GLY225
HIS241
LEU188
LEU226
LEU229
LYS198
MET233
NDP302
PHE113
PRO115
SER111
SER227
TYR191
TYR194
VAL230
ARG287
| ||
| Current overlap | 10 | Native recall | 0.59 |
| Jaccard | 0.53 | RMSD | - |
| HB strict | 1 | Strict recall | 0.14 |
| HB same residue+role | 1 | HB role recall | 0.17 |
| HB same residue | 1 | HB residue recall | 0.20 |
Protein summary
274 residues
| Protein target | T05 | Atoms | 4108 |
|---|---|---|---|
| Residues | 274 | Chains | 2 |
| Residue summary | LEU:494; ALA:421; ARG:384; VAL:368; THR:295; TYR:231; SER:198; PRO:196; ILE:190; LYS:176; ASN:154; GLU:150; GLY:126; PHE:120; HIS:119; ASP:108 | ||
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:NDP302
All stored poses for this docking hit
| Pose | Final rank | Inter norm | Score | HB | CT | CT overlap | CT recall | HB role rec. | RMSD | Excluded | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 454 | 4.602701428840493 | -1.26009 | -26.5428 | 4 | 12 | 10 | 0.59 | 0.17 | - | no | Current |
Molecular metrics
RDKit SASA burial, strain energy (MMFF94s), ligand efficiency and fit quality for this docking pose.
Scoring & efficiency
Docking score
-26.543kcal/mol
Ligand efficiency (LE)
-1.1540kcal/mol/HA
Score / heavy atom count
Fit quality (FQ)
-10.185
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count
23HA
Physicochemical properties
Molecular weight
326.8Da
Lipinski: ≤ 500 Da
LogP (cLogP)
3.82
Lipinski: ≤ 5
Rotatable bonds
3
Conformational strain (MMFF94s)
Strain energy (ΔE)
24.61kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy
26.61kcal/mol
Minimised FF energy
2.00kcal/mol
SASA & burial
✓ computed
SASA (unbound)
541.1Ų
Total solvent-accessible surface area of free ligand
BSA total
502.0Ų
Buried surface area upon binding
BSA apolar
448.9Ų
Hydrophobic contacts buried
BSA polar
53.1Ų
Polar contacts buried
Fraction buried
92.8%
> 60 % indicates good pocket engagement
Lipophilic contact ratio
89.4%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA
-1643.6Ų
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
2179.4Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA
1023.8Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)