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
Promising
SASA cached
Promising and worth follow-up
Binding strong
Geometry high
Native strong
SASA done
Strain ΔE
18.7 kcal/mol
Protein clashes
1
Internal clashes
1
Native overlap
contact recall 0.74, Jaccard 0.70, H-bond role recall 0.20
Reason: no major geometry red flags detected
1 protein-contact clashes
Molecular report
Promising
Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-1.040 kcal/mol/HA)
✓ Good fit quality (FQ -9.03)
✓ Deep burial (86% SASA buried)
✓ Lipophilic contacts well-matched (78%)
✗ Moderate strain (18.7 kcal/mol)
✗ Geometry warnings
Score
-22.880
kcal/mol
LE
-1.040
kcal/mol/HA
Fit Quality
-9.03
FQ (Leeson)
HAC
22
heavy atoms
MW
300
Da
LogP
1.77
cLogP
Interaction summary
HB 2
HY 19
PI 4
CLASH 1
Interaction summary
HB 2
HY 19
PI 4
CLASH 1
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 | 1.923 | Score | -22.880 |
|---|---|---|---|
| Inter norm | -1.247 | Intra norm | 0.207 |
| Top1000 | no | Excluded | no |
| Contacts | 15 | H-bonds | 2 |
| Artifact reason | geometry warning; 4 clashes; 2 protein clashes | ||
| Residues |
ARG17
ASP181
GLY225
HIS241
LEU188
LEU226
LEU229
NDP302
PHE113
PRO115
TYR114
TYR191
TYR194
VAL230
ARG287
| ||
Native ligand reference
★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
| Name | 7PXX | Contacts | 19 |
|---|---|---|---|
| Pose | Open native pose | HB | 0 |
| IFP residues |
ARG17
ASP181
GLY225
HIS241
LEU188
LEU226
LEU229
LYS198
MET233
NDP302
PHE113
PRO115
SER111
SER112
SER227
TYR191
TYR194
VAL230
ARG287
| ||
| Current overlap | 14 | Native recall | 0.74 |
| Jaccard | 0.70 | RMSD | - |
| HB strict | 1 | Strict recall | 0.17 |
| HB same residue+role | 1 | HB role recall | 0.20 |
| HB same residue | 2 | HB residue recall | 0.40 |
Protein summary
308 residues
| Protein target | T04 | Atoms | 4210 |
|---|---|---|---|
| Residues | 308 | Chains | 3 |
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 384 | 1.9227729597104117 | -1.24718 | -22.8799 | 2 | 15 | 14 | 0.74 | 0.20 | - | no | Current |
| 400 | 2.2016388534730607 | -0.848466 | -18.3576 | 8 | 9 | 0 | 0.00 | 0.00 | - | no | Open |
| 384 | 3.3750488365769824 | -1.02187 | -19.6438 | 7 | 15 | 0 | 0.00 | 0.00 | - | no | Open |
| 371 | 3.6601675047117235 | -1.17959 | -21.142 | 8 | 16 | 0 | 0.00 | 0.00 | - | no | Open |
| 351 | 4.244383742935142 | -1.23884 | -26.9752 | 14 | 18 | 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
-22.880kcal/mol
Ligand efficiency (LE)
-1.0400kcal/mol/HA
Score / heavy atom count
Fit quality (FQ)
-9.029
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count
22HA
Physicochemical properties
Molecular weight
300.3Da
Lipinski: ≤ 500 Da
LogP (cLogP)
1.77
Lipinski: ≤ 5
Rotatable bonds
6
Conformational strain (MMFF94s)
Strain energy (ΔE)
18.72kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy
71.75kcal/mol
Minimised FF energy
53.03kcal/mol
SASA & burial
✓ computed
SASA (unbound)
572.5Ų
Total solvent-accessible surface area of free ligand
BSA total
492.9Ų
Buried surface area upon binding
BSA apolar
382.2Ų
Hydrophobic contacts buried
BSA polar
110.6Ų
Polar contacts buried
Fraction buried
86.1%
> 60 % indicates good pocket engagement
Lipophilic contact ratio
77.6%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA
-1586.9Ų
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
2179.4Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA
1032.6Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)