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
Weak or marginal quality
Binding strong
Geometry medium
Native strong
SASA done
Strain ΔE
38.8 kcal/mol
Protein clashes
3
Internal clashes
3
Native overlap
contact recall 0.87, Jaccard 0.59, H-bond role recall 0.20
Reason: no major geometry red flags detected
3 protein-contact clashes
3 intramolecular clashes
52% of hydrophobic surface appears solvent-exposed (13/25 atoms). Partial exposure is common but may limit selectivity and membrane permeability.
Molecular report
Weak
Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.607 kcal/mol/HA)
✓ Good fit quality (FQ -6.17)
✓ Strong H-bond network (6 bonds)
✓ Deep burial (80% SASA buried)
✓ Lipophilic contacts well-matched (87%)
✗ Very high strain energy (38.8 kcal/mol)
✗ Geometry warnings
✗ Many internal clashes (14)
Score
-21.841
kcal/mol
LE
-0.607
kcal/mol/HA
Fit Quality
-6.17
FQ (Leeson)
HAC
36
heavy atoms
MW
521
Da
LogP
4.69
cLogP
Interaction summary
HB 6
HY 3
PI 0
CLASH 3
⚠ Exposure 52%
Interaction summary
HB 6
HY 3
PI 0
CLASH 3
⚠ Exposure 52%
Partial hydrophobic solvent exposure
52% of hydrophobic surface appears solvent-exposed (13/25 atoms). Partial exposure is common but may limit selectivity and membrane permeability.
Non-polar atoms 25
Buried (contacted) 12
Exposed 13
LogP 4.69
H-bonds 6
Exposed fragments:
phenyl (6/6 atoms exposed)phenyl (4/6 atoms exposed)aliphatic chain/group (3 atoms exposed)
| Final rank | 2.739 | Score | -21.841 |
|---|---|---|---|
| Inter norm | -0.674 | Intra norm | 0.068 |
| Top1000 | no | Excluded | no |
| Contacts | 20 | H-bonds | 6 |
| Artifact reason | geometry warning; 14 clashes; 1 protein clash; high strain Δ 38.5 | ||
| Residues |
ARG22
ARG242
ARG342
ASN20
ASP243
ASP385
ASP44
ASP47
CYS26
GLN341
GLU343
GLU384
LEU25
LEU382
PRO340
PRO344
SER282
THR21
THR241
THR285
| ||
Protein summary
398 residues
| Protein target | T14 | Atoms | 6140 |
|---|---|---|---|
| Residues | 398 | Chains | 1 |
| Residue summary | VAL:592; LEU:513; LYS:484; ARG:432; PHE:420; ILE:418; ASP:349; THR:322; TYR:315; PRO:308; GLU:301; ALA:290; SER:253; GLY:217; ASN:210; GLN:170 | ||
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:ORX602
Native ligand reference
★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
| Name | 1NJJ | Contacts | 15 |
|---|---|---|---|
| Pose | Open native pose | HB | 0 |
| IFP residues |
ARG22
ARG242
ARG337
ARG342
ASP243
ASP385
GLN341
GLU384
LEU25
LEU339
LEU382
PRO340
PRO344
SER282
THR241
| ||
| Current overlap | 13 | Native recall | 0.87 |
| Jaccard | 0.59 | RMSD | - |
| HB strict | 0 | Strict recall | 0.00 |
| HB same residue+role | 1 | HB role recall | 0.20 |
| HB same residue | 2 | HB residue recall | 0.40 |
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
All stored poses for this docking hit
Molecular metrics
RDKit SASA burial, strain energy (MMFF94s), ligand efficiency and fit quality for this docking pose.
Scoring & efficiency
Docking score
-21.841kcal/mol
Ligand efficiency (LE)
-0.6067kcal/mol/HA
Score / heavy atom count
Fit quality (FQ)
-6.166
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count
36HA
Physicochemical properties
Molecular weight
521.0Da
Lipinski: ≤ 500 Da
LogP (cLogP)
4.69
Lipinski: ≤ 5
Rotatable bonds
9
Conformational strain (MMFF94s)
Strain energy (ΔE)
38.76kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy
156.58kcal/mol
Minimised FF energy
117.82kcal/mol
SASA & burial
✓ computed
SASA (unbound)
851.7Ų
Total solvent-accessible surface area of free ligand
BSA total
682.9Ų
Buried surface area upon binding
BSA apolar
596.8Ų
Hydrophobic contacts buried
BSA polar
86.1Ų
Polar contacts buried
Fraction buried
80.2%
> 60 % indicates good pocket engagement
Lipophilic contact ratio
87.4%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA
-2688.2Ų
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
3349.0Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA
1396.4Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)