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
Promising
SASA cached
Promising and worth follow-up
Binding strong
Geometry high
Native strong
SASA done
Strain ΔE
14.8 kcal/mol
Protein clashes
1
Internal clashes
1
Native overlap
contact recall 0.53, Jaccard 0.42, H-bond role recall 0.60
Reason: no major geometry red flags detected
1 protein-contact clashes
65% of hydrophobic surface is solvent-exposed (11/17 atoms). Large non-polar area without protein contacts incurs a desolvation penalty and will reduce binding affinity. Consider truncating or replacing the exposed fragment.
Molecular report
Promising
Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-0.995 kcal/mol/HA)
✓ Good fit quality (FQ -8.78)
✓ Strong H-bond network (6 bonds)
✓ Deep burial (80% SASA buried)
✓ Lipophilic contacts well-matched (82%)
✗ Moderate strain (14.8 kcal/mol)
✗ Geometry warnings
✗ Minor protein-contact clashes (4)
✗ Internal clashes (8)
Score
-22.892
kcal/mol
LE
-0.995
kcal/mol/HA
Fit Quality
-8.78
FQ (Leeson)
HAC
23
heavy atoms
MW
309
Da
LogP
1.71
cLogP
Interaction summary
HB 6
HY 3
PI 0
CLASH 1
⚠ Exposure 64%
Interaction summary
HB 6
HY 3
PI 0
CLASH 1
⚠ Exposure 64%
Solvent-exposed hydrophobic surface — desolvation penalty likely
65% of hydrophobic surface is solvent-exposed (11/17 atoms). Large non-polar area without protein contacts incurs a desolvation penalty and will reduce binding affinity. Consider truncating or replacing the exposed fragment.
Non-polar atoms 17
Buried (contacted) 6
Exposed 11
LogP 1.71
H-bonds 6
Exposed fragments:
phenyl (6/6 atoms exposed)phenyl (2/5 atoms exposed)aliphatic chain/group (3 atoms exposed)
| Final rank | 0.615 | Score | -22.892 |
|---|---|---|---|
| Inter norm | -0.977 | Intra norm | -0.018 |
| Top1000 | no | Excluded | no |
| Contacts | 12 | H-bonds | 6 |
| Artifact reason | geometry warning; 8 clashes; 4 protein contact clashes | ||
| Residues |
ARG242
ARG337
ASP243
ASP385
GLU384
LEU339
LYS51
PHE383
SER282
THR241
VAL335
VAL336
| ||
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 | 8 | Native recall | 0.53 |
| Jaccard | 0.42 | RMSD | - |
| HB strict | 2 | Strict recall | 0.33 |
| HB same residue+role | 3 | HB role recall | 0.60 |
| HB same residue | 3 | HB residue recall | 0.60 |
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
| Pose | Final rank | Inter norm | Score | HB | CT | CT overlap | CT recall | HB role rec. | RMSD | Excluded | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 601 | -0.08393370650992972 | -1.42493 | -32.9767 | 7 | 10 | 0 | 0.00 | 0.00 | - | no | Open |
| 613 | 0.615161706844462 | -0.976968 | -22.8924 | 6 | 12 | 8 | 0.53 | 0.60 | - | no | Current |
| 608 | 0.6524729591351708 | -1.29427 | -29.6766 | 9 | 11 | 0 | 0.00 | 0.00 | - | no | Open |
| 625 | 1.3640965411540737 | -0.962163 | -22.0784 | 4 | 12 | 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
-22.892kcal/mol
Ligand efficiency (LE)
-0.9953kcal/mol/HA
Score / heavy atom count
Fit quality (FQ)
-8.784
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count
23HA
Physicochemical properties
Molecular weight
309.3Da
Lipinski: ≤ 500 Da
LogP (cLogP)
1.71
Lipinski: ≤ 5
Rotatable bonds
4
Conformational strain (MMFF94s)
Strain energy (ΔE)
14.79kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy
133.20kcal/mol
Minimised FF energy
118.41kcal/mol
SASA & burial
✓ computed
SASA (unbound)
561.9Ų
Total solvent-accessible surface area of free ligand
BSA total
446.5Ų
Buried surface area upon binding
BSA apolar
365.3Ų
Hydrophobic contacts buried
BSA polar
81.3Ų
Polar contacts buried
Fraction buried
79.5%
> 60 % indicates good pocket engagement
Lipophilic contact ratio
81.8%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA
-2410.9Ų
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
3349.0Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA
1377.5Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)