FAIRMol

TC490

Pose ID 7005 Compound 78 Pose 231

DB SELECTIONDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T11
L. infantum SIR2 L. infantum
Ligand TC490

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
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
28.5 kcal/mol
Protein clashes
0
Internal clashes
11
Native overlap
contact recall 0.78, Jaccard 0.61, H-bond role recall 0.60
Burial
87%
Hydrophobic fit
89%
Reason: 11 internal clashes
11 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.756 kcal/mol/HA) ✓ Good fit quality (FQ -7.21) ✓ Strong H-bond network (6 bonds) ✓ Deep burial (87% SASA buried) ✓ Lipophilic contacts well-matched (89%) ✗ High strain energy (28.5 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (11)
Score
-21.920
kcal/mol
LE
-0.756
kcal/mol/HA
Fit Quality
-7.21
FQ (Leeson)
HAC
29
heavy atoms
MW
394
Da
LogP
3.58
cLogP
Strain ΔE
28.5 kcal/mol
SASA buried
87%
Lipo contact
89% BSA apolar/total
SASA unbound
699 Ų
Apolar buried
539 Ų

Interaction summary

HB 6 HY 23 PI 4 CLASH 0
Final rank3.191Score-21.920
Inter norm-0.951Intra norm0.195
Top1000noExcludedno
Contacts19H-bonds6
Artifact reasongeometry warning; 11 clashes; 2 protein clashes; moderate strain Δ 25.9
Residues
ALA40 ASN125 ASN193 GLN124 GLU192 GLY191 HIS144 HIS222 ILE126 LEU194 PHE189 PHE190 PHE51 PHE74 PRO223 SER218 THR71 VAL188 VAL221

Protein summary

287 residues
Protein targetT11Atoms4391
Residues287Chains1
Residue summaryLEU:627; ARG:432; VAL:384; GLU:316; PHE:300; ILE:285; ALA:260; PRO:238; HIS:187; ASP:157; LYS:154; SER:154; THR:154; GLY:147; ASN:140; TYR:126

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
Name5OL0Contacts18
PoseOpen native poseHB0
IFP residues
ASN193 GLN220 GLU192 GLY191 HIS144 HIS222 ILE126 LEU194 LEU226 PHE189 PHE190 PHE199 PHE74 PRO223 THR71 VAL187 VAL188 VAL221
Current overlap14Native recall0.78
Jaccard0.61RMSD-
HB strict3Strict recall0.60
HB same residue+role3HB role recall0.60
HB same residue3HB residue recall0.75

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

No clash · clashes detected for this pose.

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
312 0.8434741199414115 -0.884212 -23.938 8 18 0 0.00 0.00 - no Open
243 2.6316584663284126 -1.17998 -30.7694 4 18 0 0.00 0.00 - no Open
212 2.677236637207304 -0.918954 -25.2154 2 18 0 0.00 0.00 - no Open
178 3.0577852371865224 -0.960144 -24.3843 8 16 0 0.00 0.00 - no Open
231 3.191083703202013 -0.951026 -21.92 6 19 14 0.78 0.60 - no Current
242 3.7953820652748878 -0.950828 -25.6278 13 14 0 0.00 0.00 - no Open

Molecular metrics

RDKit SASA burial, strain energy (MMFF94s), ligand efficiency and fit quality for this docking pose.
✓ Metrics available

Scoring & efficiency

Docking score -21.920kcal/mol
Ligand efficiency (LE) -0.7559kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.215
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 29HA

Physicochemical properties

Molecular weight 394.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.58
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 28.51kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 116.29kcal/mol
Minimised FF energy 87.78kcal/mol

SASA & burial

✓ computed
SASA (unbound) 699.1Ų
Total solvent-accessible surface area of free ligand
BSA total 608.4Ų
Buried surface area upon binding
BSA apolar 539.2Ų
Hydrophobic contacts buried
BSA polar 69.2Ų
Polar contacts buried
Fraction buried 87.0%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 88.6%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2055.1Ų
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 2380.0Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 934.4Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)