FAIRMol

TC488

Pose ID 7003 Compound 407 Pose 229

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 TC488

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Reject SASA cached
Promising but geometrically suspicious
Binding strong Geometry low Native strong SASA done
Strain ΔE
42.8 kcal/mol
Protein clashes
4
Internal clashes
4
Native overlap
contact recall 0.78, Jaccard 0.78, H-bond role recall 0.60
Burial
63%
Hydrophobic fit
82%
Reason: strain 42.8 kcal/mol
strain ΔE 42.8 kcal/mol 4 protein-contact clashes 4 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.592 kcal/mol/HA) ✓ Good fit quality (FQ -6.10) ✓ Strong H-bond network (7 bonds) ✓ Good burial (63% SASA buried) ✓ Lipophilic contacts well-matched (82%) ✗ Extreme strain energy (42.8 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (14)
Score
-22.486
kcal/mol
LE
-0.592
kcal/mol/HA
Fit Quality
-6.10
FQ (Leeson)
HAC
38
heavy atoms
MW
516
Da
LogP
3.89
cLogP
Strain ΔE
42.8 kcal/mol
SASA buried
63%
Lipo contact
82% BSA apolar/total
SASA unbound
833 Ų
Apolar buried
435 Ų

Interaction summary

HB 7 HY 24 PI 3 CLASH 4

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 rank4.247Score-22.486
Inter norm-0.682Intra norm0.090
Top1000noExcludedno
Contacts14H-bonds7
Artifact reasongeometry warning; 14 clashes; 2 protein clashes; high strain Δ 39.6
Residues
ASN193 GLU192 GLY191 HIS144 HIS222 LEU194 PHE189 PHE190 PHE199 PHE74 PRO223 VAL187 VAL188 VAL221

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
Jaccard0.78RMSD-
HB strict2Strict recall0.40
HB same residue+role3HB role recall0.60
HB same residue4HB residue recall1.00

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

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
310 2.3904088894071625 -0.709684 -28.3521 6 20 0 0.00 0.00 - no Open
191 4.173266471573988 -0.853319 -30.7383 12 20 0 0.00 0.00 - no Open
229 4.246819873840868 -0.68189 -22.4861 7 14 14 0.78 0.60 - no Current
240 4.890557958285736 -0.744518 -23.7371 10 16 0 0.00 0.00 - no Open
373 6.255661701865094 -0.67314 -23.4665 10 15 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 -22.486kcal/mol
Ligand efficiency (LE) -0.5917kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -6.100
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 38HA

Physicochemical properties

Molecular weight 515.6Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.89
Lipinski: ≤ 5
Rotatable bonds 9

Conformational strain (MMFF94s)

Strain energy (ΔE) 42.80kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 117.38kcal/mol
Minimised FF energy 74.58kcal/mol

SASA & burial

✓ computed
SASA (unbound) 833.2Ų
Total solvent-accessible surface area of free ligand
BSA total 527.3Ų
Buried surface area upon binding
BSA apolar 434.6Ų
Hydrophobic contacts buried
BSA polar 92.8Ų
Polar contacts buried
Fraction buried 63.3%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 82.4%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2131.2Ų
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 2380.0Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 975.4Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)