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
76.7 kcal/mol
Protein clashes
0
Internal clashes
10
Native overlap
contact recall 0.57, Jaccard 0.48, H-bond role recall 0.20
Reason: 10 internal clashes, strain 76.7 kcal/mol
strain ΔE 76.7 kcal/mol
10 intramolecular clashes
Molecular report
Reject
Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.786 kcal/mol/HA)
✓ Good fit quality (FQ -7.24)
✓ Strong H-bond network (7 bonds)
✓ Deep burial (86% SASA buried)
✗ Extreme strain energy (76.7 kcal/mol)
✗ Geometry warnings
✗ Many internal clashes (10)
Score
-20.442
kcal/mol
LE
-0.786
kcal/mol/HA
Fit Quality
-7.24
FQ (Leeson)
HAC
26
heavy atoms
MW
402
Da
LogP
0.13
cLogP
Interaction summary
HB 7
HY 21
PI 2
CLASH 0
Interaction summary
HB 7
HY 21
PI 2
CLASH 0
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.
| Final rank | 2.252 | Score | -20.442 |
|---|---|---|---|
| Inter norm | -1.009 | Intra norm | 0.223 |
| Top1000 | no | Excluded | no |
| Contacts | 16 | H-bonds | 7 |
| Artifact reason | geometry warning; 10 clashes; 1 protein clash; high strain Δ 76.7 | ||
| Residues |
ALA10
ARG29
GLU31
ILE8
LEU23
LEU28
LEU68
NAP201
PHE32
PHE35
PRO27
THR57
TRP25
TYR122
VAL116
VAL9
| ||
Native ligand reference
★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
| Name | 5SD8 | Contacts | 21 |
|---|---|---|---|
| Pose | Open native pose | HB | 0 |
| IFP residues |
ALA10
ASN65
ASP22
GLN36
GLU31
GLY117
GLY21
ILE61
ILE8
LEU23
LEU68
NAP201
PHE32
PHE35
PRO62
SER60
THR137
THR57
TYR122
VAL116
VAL9
| ||
| Current overlap | 12 | Native recall | 0.57 |
| Jaccard | 0.48 | RMSD | - |
| HB strict | 0 | Strict recall | 0.00 |
| HB same residue+role | 1 | HB role recall | 0.20 |
| HB same residue | 1 | HB residue recall | 0.20 |
Protein summary
200 residues
| Protein target | T02 | Atoms | 3128 |
|---|---|---|---|
| Residues | 200 | Chains | 2 |
| Residue summary | LYS:374; LEU:361; GLU:240; VAL:224; ARG:192; PHE:180; ILE:171; PRO:168; ASN:140; SER:132; TYR:126; GLN:119; ASP:108; MET:102; THR:98; GLY:91 | ||
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:NAP201
All stored poses for this docking hit
| Pose | Final rank | Inter norm | Score | HB | CT | CT overlap | CT recall | HB role rec. | RMSD | Excluded | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 347 | 0.47311557931133086 | -0.935109 | -19.2367 | 4 | 13 | 0 | 0.00 | 0.00 | - | no | Open |
| 322 | 1.415578661134894 | -1.03243 | -26.6288 | 12 | 15 | 0 | 0.00 | 0.00 | - | no | Open |
| 374 | 1.7236615503669714 | -1.05315 | -30.1239 | 8 | 13 | 0 | 0.00 | 0.00 | - | no | Open |
| 380 | 2.2523504511266683 | -1.00941 | -20.4416 | 7 | 16 | 12 | 0.57 | 0.20 | - | no | Current |
| 298 | 3.331173736035127 | -1.11268 | -26.9067 | 10 | 14 | 0 | 0.00 | 0.00 | - | no | Open |
| 327 | 3.4700047251715773 | -0.87606 | -20.3514 | 3 | 16 | 0 | 0.00 | 0.00 | - | no | Open |
| 445 | 3.506483242040409 | -0.904121 | -22.2104 | 13 | 16 | 0 | 0.00 | 0.00 | - | no | Open |
| 276 | 5.5461368627814105 | -0.989799 | -17.3373 | 15 | 17 | 0 | 0.00 | 0.00 | - | no | Open |
| 339 | 6.810864659394439 | -0.970214 | -24.4372 | 16 | 15 | 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
-20.442kcal/mol
Ligand efficiency (LE)
-0.7862kcal/mol/HA
Score / heavy atom count
Fit quality (FQ)
-7.244
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count
26HA
Physicochemical properties
Molecular weight
402.4Da
Lipinski: ≤ 500 Da
LogP (cLogP)
0.13
Lipinski: ≤ 5
Rotatable bonds
8
Conformational strain (MMFF94s)
Strain energy (ΔE)
76.73kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy
23.14kcal/mol
Minimised FF energy
-53.59kcal/mol
SASA & burial
✓ computed
SASA (unbound)
598.9Ų
Total solvent-accessible surface area of free ligand
BSA total
514.9Ų
Buried surface area upon binding
BSA apolar
283.3Ų
Hydrophobic contacts buried
BSA polar
231.5Ų
Polar contacts buried
Fraction buried
86.0%
> 60 % indicates good pocket engagement
Lipophilic contact ratio
55.0%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA
-1395.7Ų
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
1677.9Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA
596.0Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)