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 medium
Native strong
SASA done
Strain ΔE
13.7 kcal/mol
Protein clashes
0
Internal clashes
5
Native overlap
contact recall 1.00, Jaccard 0.88, H-bond role recall 0.33
Reason: no major geometry red flags detected
5 intramolecular clashes
Molecular report
Promising
Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-1.228 kcal/mol/HA)
✓ Good fit quality (FQ -11.31)
✓ Strong H-bond network (6 bonds)
✓ Deep burial (79% SASA buried)
✓ Lipophilic contacts well-matched (89%)
✗ Moderate strain (13.7 kcal/mol)
✗ Geometry warnings
✗ Internal clashes (5)
Score
-31.918
kcal/mol
LE
-1.228
kcal/mol/HA
Fit Quality
-11.31
FQ (Leeson)
HAC
26
heavy atoms
MW
354
Da
LogP
4.53
cLogP
Interaction summary
HB 6
HY 14
PI 0
CLASH 0
Interaction summary
HB 6
HY 14
PI 0
CLASH 0
HB · H-bonds
Mode: strict. Count shows atom-level H-bonds; unique residues in summary: 0.
PI · π–π interactions
No pi · π–π interactions detected for this pose.
HY · Hydrophobic contacts
CLASH · Clashes
No clash · clashes detected for this pose.
| Final rank | 0.910 | Score | -31.918 |
|---|---|---|---|
| Inter norm | -1.092 | Intra norm | -0.136 |
| Top1000 | no | Excluded | no |
| Contacts | 16 | H-bonds | 6 |
| Artifact reason | geometry warning; 5 clashes; 1 protein clash | ||
| Residues |
ARG137
ARG141
ASN103
HIS102
HIS138
ARG113
ASP10
CYS69
GLY70
GLY72
GLY74
HIS11
ILE73
PRO12
SER71
TYR46
| ||
Native ligand reference
★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
| Name | 3K7O | Contacts | 14 |
|---|---|---|---|
| Pose | Open native pose | HB | 0 |
| IFP residues |
ARG137
ARG141
ASN103
HIS102
HIS138
ASP10
CYS69
GLY70
GLY74
HIS11
ILE73
PRO12
SER71
TYR46
| ||
| Current overlap | 14 | Native recall | 1.00 |
| Jaccard | 0.88 | RMSD | - |
| HB strict | 3 | Strict recall | 0.25 |
| HB same residue+role | 3 | HB role recall | 0.33 |
| HB same residue | 4 | HB residue recall | 0.50 |
Protein summary
305 residues
| Protein target | T21 | Atoms | 4646 |
|---|---|---|---|
| Residues | 305 | Chains | 2 |
| Residue summary | ARG:576; ILE:532; VAL:512; GLU:420; ALA:360; PHE:240; HIS:238; LYS:220; THR:210; LEU:190; PRO:168; TYR:168; GLY:154; SER:154; ASP:144; ASN:112 | ||
All stored poses for this docking hit
| Pose | Final rank | Inter norm | Score | HB | CT | CT overlap | CT recall | HB role rec. | RMSD | Excluded | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 208 | 0.9103168468232189 | -1.0917 | -31.9179 | 6 | 16 | 14 | 1.00 | 0.33 | - | no | Current |
Molecular metrics
RDKit SASA burial, strain energy (MMFF94s), ligand efficiency and fit quality for this docking pose.
Scoring & efficiency
Docking score
-31.918kcal/mol
Ligand efficiency (LE)
-1.2276kcal/mol/HA
Score / heavy atom count
Fit quality (FQ)
-11.310
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count
26HA
Physicochemical properties
Molecular weight
353.5Da
Lipinski: ≤ 500 Da
LogP (cLogP)
4.53
Lipinski: ≤ 5
Rotatable bonds
2
Conformational strain (MMFF94s)
Strain energy (ΔE)
13.72kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy
70.04kcal/mol
Minimised FF energy
56.32kcal/mol
SASA & burial
✓ computed
SASA (unbound)
605.0Ų
Total solvent-accessible surface area of free ligand
BSA total
480.0Ų
Buried surface area upon binding
BSA apolar
427.0Ų
Hydrophobic contacts buried
BSA polar
52.9Ų
Polar contacts buried
Fraction buried
79.3%
> 60 % indicates good pocket engagement
Lipophilic contact ratio
89.0%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA
-2231.9Ų
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
2482.0Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA
747.9Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)