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
Promising but geometrically suspicious
Binding strong
Geometry low
Native strong
SASA done
Strain ΔE
6.7 kcal/mol
Protein clashes
4
Internal clashes
7
Native overlap
contact recall 0.68, Jaccard 0.68, H-bond role recall 0.00
Reason: 7 internal clashes
4 protein-contact clashes
7 intramolecular clashes
Molecular report
Weak
Marginal quality. Consider only alongside better-scoring alternatives.
✓ Low conformational strain (6.7 kcal/mol)
✓ Excellent LE (-1.729 kcal/mol/HA)
✓ Good fit quality (FQ -13.86)
✓ Deep burial (98% SASA buried)
✓ Lipophilic contacts well-matched (95%)
✗ No H-bonds detected
✗ Geometry warnings
✗ Minor protein-contact clashes (4)
✗ Internal clashes (8)
Score
-31.118
kcal/mol
LE
-1.729
kcal/mol/HA
Fit Quality
-13.86
FQ (Leeson)
HAC
18
heavy atoms
MW
307
Da
LogP
2.27
cLogP
Final rank
-0.1904
rank score
Inter norm
-1.707
normalised
Contacts
13
H-bonds 1
Interaction summary
HB 0
HY 6
PI 2
CLASH 7
Interaction summary
HB 0
HY 6
PI 2
CLASH 7
HBD/HBA · H-bonds (geometric)
No hbd/hba · h-bonds (geometric) detected for this pose.
PI · π–π interactions
Native π–π recall is disabled because no explicit native π–π reference was stored.
HY · Hydrophobic contacts
CLASH · Clashes
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 | 0 | Strict recall | 0.00 |
| HB same residue+role | 0 | HB role recall | 0.00 |
| HB same residue | 0 | HB residue recall | 0.00 |
Protein summary
275 residues
| Protein target | T07 | Atoms | 3932 |
|---|---|---|---|
| Residues | 275 | Chains | 3 |
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 196 | -0.19035543427336782 | -1.70734 | -31.1183 | 1 | 13 | 13 | 0.68 | 0.00 | - | no | Current |
Molecular metrics
RDKit SASA burial, strain energy (MMFF94s), ligand efficiency and fit quality for this docking pose.
Scoring & efficiency
Docking score
-31.118kcal/mol
Ligand efficiency (LE)
-1.7288kcal/mol/HA
Score / heavy atom count
Fit quality (FQ)
-13.855
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count
18HA
Physicochemical properties
Molecular weight
307.2Da
Lipinski: ≤ 500 Da
LogP (cLogP)
2.27
Lipinski: ≤ 5
Rotatable bonds
2
Conformational strain (MMFF94s)
Strain energy (ΔE)
6.71kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy
70.16kcal/mol
Minimised FF energy
63.45kcal/mol
SASA & burial
✓ computed
SASA (unbound)
478.4Ų
Total solvent-accessible surface area of free ligand
BSA total
468.4Ų
Buried surface area upon binding
BSA apolar
445.5Ų
Hydrophobic contacts buried
BSA polar
22.9Ų
Polar contacts buried
Fraction buried
97.9%
> 60 % indicates good pocket engagement
Lipophilic contact ratio
95.1%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA
-1588.0Ų
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
914.9Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)