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
15.6 kcal/mol
Protein clashes
1
Internal clashes
1
Native overlap
contact recall 0.74, Jaccard 0.58, H-bond role recall 0.57
Reason: no major geometry red flags detected
1 protein-contact clashes
Molecular report
Promising
Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-0.927 kcal/mol/HA)
✓ Good fit quality (FQ -8.75)
✓ Strong H-bond network (9 bonds)
✓ Deep burial (81% SASA buried)
✓ Lipophilic contacts well-matched (74%)
✗ Moderate strain (15.6 kcal/mol)
✗ Geometry warnings
✗ Internal clashes (8)
Score
-25.964
kcal/mol
LE
-0.927
kcal/mol/HA
Fit Quality
-8.75
FQ (Leeson)
HAC
28
heavy atoms
MW
413
Da
LogP
3.65
cLogP
Interaction summary
HB 9
HY 17
PI 3
CLASH 1
Interaction summary
HB 9
HY 17
PI 3
CLASH 1
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 | 3.329 | Score | -25.964 |
|---|---|---|---|
| Inter norm | -1.031 | Intra norm | 0.104 |
| Top1000 | no | Excluded | no |
| Contacts | 19 | H-bonds | 9 |
| Artifact reason | geometry warning; 8 clashes; 3 protein clashes | ||
| Residues |
ALA111
ALA67
ARG277
ASN327
ASP332
ASP88
CYS328
GLU274
GLY236
GLY237
GLY276
GLY393
HIS197
HIS333
LYS69
SER200
TYR331
TYR389
VAL392
| ||
Native ligand reference
★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
| Name | 1F3T | Contacts | 19 |
|---|---|---|---|
| Pose | Open native pose | HB | 0 |
| IFP residues |
ALA111
ALA67
ARG154
ARG277
ASP332
ASP88
CYS70
GLU274
GLY236
GLY237
GLY276
HIS197
LYS69
PHE238
PRO275
SER200
TYR278
TYR331
TYR389
| ||
| Current overlap | 14 | Native recall | 0.74 |
| Jaccard | 0.58 | RMSD | - |
| HB strict | 5 | Strict recall | 0.56 |
| HB same residue+role | 4 | HB role recall | 0.57 |
| HB same residue | 4 | HB residue recall | 0.57 |
Protein summary
411 residues
| Protein target | T13 | Atoms | 6340 |
|---|---|---|---|
| Residues | 411 | Chains | 1 |
| Residue summary | VAL:624; LEU:551; LYS:506; ARG:480; PHE:460; ILE:418; ASP:348; GLU:332; THR:322; TYR:315; PRO:308; ALA:290; SER:264; GLY:224; ASN:210; GLN:170 | ||
All stored poses for this docking hit
| Pose | Final rank | Inter norm | Score | HB | CT | CT overlap | CT recall | HB role rec. | RMSD | Excluded | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 663 | 0.2511577254753023 | -1.09851 | -30.8922 | 4 | 15 | 0 | 0.00 | 0.00 | - | no | Open |
| 646 | 0.8020123366541132 | -0.883354 | -23.985 | 2 | 18 | 0 | 0.00 | 0.00 | - | no | Open |
| 644 | 2.060226456342705 | -0.948105 | -29.2566 | 6 | 11 | 0 | 0.00 | 0.00 | - | no | Open |
| 673 | 2.3297314190059755 | -1.12086 | -24.7821 | 13 | 14 | 0 | 0.00 | 0.00 | - | no | Open |
| 671 | 2.7084623141150126 | -0.874177 | -26.6575 | 13 | 15 | 0 | 0.00 | 0.00 | - | no | Open |
| 643 | 3.017585003862393 | -0.904163 | -23.0924 | 5 | 16 | 0 | 0.00 | 0.00 | - | no | Open |
| 668 | 3.3289291970169095 | -1.03104 | -25.9639 | 9 | 19 | 14 | 0.74 | 0.57 | - | no | Current |
| 639 | 3.377817040032817 | -0.950565 | -28.199 | 7 | 13 | 0 | 0.00 | 0.00 | - | no | Open |
| 662 | 3.4574628969651684 | -0.923998 | -27.0934 | 13 | 15 | 0 | 0.00 | 0.00 | - | no | Open |
| 655 | 5.144145577855445 | -1.05202 | -28.4978 | 16 | 20 | 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
-25.964kcal/mol
Ligand efficiency (LE)
-0.9273kcal/mol/HA
Score / heavy atom count
Fit quality (FQ)
-8.754
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count
28HA
Physicochemical properties
Molecular weight
412.9Da
Lipinski: ≤ 500 Da
LogP (cLogP)
3.65
Lipinski: ≤ 5
Rotatable bonds
6
Conformational strain (MMFF94s)
Strain energy (ΔE)
15.61kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy
93.42kcal/mol
Minimised FF energy
77.80kcal/mol
SASA & burial
✓ computed
SASA (unbound)
667.8Ų
Total solvent-accessible surface area of free ligand
BSA total
539.2Ų
Buried surface area upon binding
BSA apolar
401.5Ų
Hydrophobic contacts buried
BSA polar
137.7Ų
Polar contacts buried
Fraction buried
80.7%
> 60 % indicates good pocket engagement
Lipophilic contact ratio
74.5%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA
-2547.9Ų
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
3461.2Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA
1386.4Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)