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 high
Native strong
SASA done
Strain ΔE
12.8 kcal/mol
Protein clashes
1
Internal clashes
2
Native overlap
contact recall 0.74, Jaccard 0.67, H-bond role recall 0.60
Reason: no major geometry red flags detected
1 protein-contact clashes
Molecular report
Promising
Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-1.424 kcal/mol/HA)
✓ Good fit quality (FQ -12.57)
✓ Good H-bonds (5 bonds)
✓ Deep burial (92% SASA buried)
✓ Lipophilic contacts well-matched (72%)
✗ Moderate strain (12.8 kcal/mol)
✗ Geometry warnings
✗ Minor protein-contact clashes (2)
✗ Internal clashes (9)
Score
-32.760
kcal/mol
LE
-1.424
kcal/mol/HA
Fit Quality
-12.57
FQ (Leeson)
HAC
23
heavy atoms
MW
324
Da
LogP
4.39
cLogP
Interaction summary
HB 5
HY 20
PI 2
CLASH 2
Interaction summary
HB 5
HY 20
PI 2
CLASH 2
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 | -0.132 | Score | -32.760 |
|---|---|---|---|
| Inter norm | -1.524 | Intra norm | 0.100 |
| Top1000 | no | Excluded | no |
| Contacts | 16 | H-bonds | 5 |
| Artifact reason | geometry warning; 9 clashes; 2 protein contact clashes; 1 severe cofactor-context clash | ||
| Residues |
ARG14
ASP161
CYS168
GLY205
LEU208
LEU209
MET163
NAP301
PHE97
PRO210
SER207
SER95
TRP221
TYR174
VAL206
VAL211
| ||
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 | 14 | Native recall | 0.74 |
| Jaccard | 0.67 | 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 |
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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 98 | -0.13184900543542924 | -1.52386 | -32.76 | 5 | 16 | 14 | 0.74 | 0.60 | - | no | Current |
Molecular metrics
RDKit SASA burial, strain energy (MMFF94s), ligand efficiency and fit quality for this docking pose.
Scoring & efficiency
Docking score
-32.760kcal/mol
Ligand efficiency (LE)
-1.4243kcal/mol/HA
Score / heavy atom count
Fit quality (FQ)
-12.571
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count
23HA
Physicochemical properties
Molecular weight
324.4Da
Lipinski: ≤ 500 Da
LogP (cLogP)
4.39
Lipinski: ≤ 5
Rotatable bonds
3
Conformational strain (MMFF94s)
Strain energy (ΔE)
12.75kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy
90.82kcal/mol
Minimised FF energy
78.07kcal/mol
SASA & burial
✓ computed
SASA (unbound)
531.5Ų
Total solvent-accessible surface area of free ligand
BSA total
491.3Ų
Buried surface area upon binding
BSA apolar
354.9Ų
Hydrophobic contacts buried
BSA polar
136.4Ų
Polar contacts buried
Fraction buried
92.4%
> 60 % indicates good pocket engagement
Lipophilic contact ratio
72.2%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA
-1520.2Ų
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
2051.9Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA
926.0Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)