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
19.9 kcal/mol
Protein clashes
2
Internal clashes
5
Native overlap
contact recall 0.68, Jaccard 0.68, H-bond role recall 0.20
Reason: no major geometry red flags detected
2 protein-contact clashes
5 intramolecular clashes
Molecular report
Promising
Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-1.504 kcal/mol/HA)
✓ Good fit quality (FQ -12.83)
✓ Deep burial (94% SASA buried)
✓ Lipophilic contacts well-matched (85%)
✗ Moderate strain (19.9 kcal/mol)
✗ Geometry warnings
✗ Minor protein-contact clashes (3)
✗ Internal clashes (8)
Score
-31.585
kcal/mol
LE
-1.504
kcal/mol/HA
Fit Quality
-12.83
FQ (Leeson)
HAC
21
heavy atoms
MW
343
Da
LogP
3.27
cLogP
Interaction summary
HB 2
HY 24
PI 2
CLASH 5
Interaction summary
HB 2
HY 24
PI 2
CLASH 5
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 | -0.056 | Score | -31.585 |
|---|---|---|---|
| Inter norm | -1.522 | Intra norm | 0.018 |
| Top1000 | no | Excluded | no |
| Contacts | 13 | H-bonds | 2 |
| Artifact reason | geometry warning; 8 clashes; 3 protein contact clashes; 3 cofactor-context clashes | ||
| Residues |
ARG14
GLY205
LEU208
LEU209
MET213
NAP301
PHE97
PRO210
SER207
SER95
TRP221
TYR174
VAL206
| ||
Native ligand reference
★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
| Name | TbPTR1_cW_6RX6_Ready | Contacts | 19 |
|---|---|---|---|
| Pose | Open native pose | HB | 0 |
| IFP residues |
ARG14
ASP161
CYS168
GLY205
LEU208
LEU209
LYS178
MET213
NAP301
PHE171
PHE97
PRO210
PRO99
SER207
SER95
TRP221
TYR174
TYR98
VAL206
| ||
| Current overlap | 13 | Native recall | 0.68 |
| Jaccard | 0.68 | RMSD | - |
| HB strict | 1 | Strict recall | 0.17 |
| HB same residue+role | 1 | HB role recall | 0.20 |
| HB same residue | 1 | HB residue recall | 0.20 |
Protein summary
258 residues
| Protein target | T08 | Atoms | 3881 |
|---|---|---|---|
| Residues | 258 | Chains | 2 |
| Residue summary | LEU:437; VAL:433; ALA:361; ARG:288; ILE:266; GLU:210; LYS:198; SER:198; ASN:182; THR:154; GLN:153; PHE:140; PRO:140; TYR:126; GLY:112; HIS:103 | ||
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:NAP301
All stored poses for this docking hit
| Pose | Final rank | Inter norm | Score | HB | CT | CT overlap | CT recall | HB role rec. | RMSD | Excluded | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 270 | -0.0559294057045745 | -1.52191 | -31.5849 | 2 | 13 | 13 | 0.68 | 0.20 | - | no | Current |
| 285 | 0.8101572107710181 | -1.56418 | -32.1745 | 2 | 14 | 14 | 0.74 | 0.20 | - | no | Open |
Molecular metrics
RDKit SASA burial, strain energy (MMFF94s), ligand efficiency and fit quality for this docking pose.
Scoring & efficiency
Docking score
-31.585kcal/mol
Ligand efficiency (LE)
-1.5040kcal/mol/HA
Score / heavy atom count
Fit quality (FQ)
-12.829
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count
21HA
Physicochemical properties
Molecular weight
343.2Da
Lipinski: ≤ 500 Da
LogP (cLogP)
3.27
Lipinski: ≤ 5
Rotatable bonds
2
Conformational strain (MMFF94s)
Strain energy (ΔE)
19.90kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy
-94.08kcal/mol
Minimised FF energy
-113.98kcal/mol
SASA & burial
✓ computed
SASA (unbound)
512.5Ų
Total solvent-accessible surface area of free ligand
BSA total
483.1Ų
Buried surface area upon binding
BSA apolar
412.5Ų
Hydrophobic contacts buried
BSA polar
70.6Ų
Polar contacts buried
Fraction buried
94.3%
> 60 % indicates good pocket engagement
Lipophilic contact ratio
85.4%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA
-1558.4Ų
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
2051.9Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA
917.9Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)