FAIRMol

Z14183817

Pose ID 7281 Compound 2408 Pose 507

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 Z14183817

3D complex viewer

Strict H-bonds Permissive H-bonds
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
19.8 kcal/mol
Protein clashes
1
Internal clashes
1
Native overlap
contact recall 0.72, Jaccard 0.68, H-bond role recall 0.60
Burial
74%
Hydrophobic fit
81%
Reason: no major geometry red flags detected
1 protein-contact clashes
Molecular report
Full metrics ↗
Promising Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-0.870 kcal/mol/HA) ✓ Good fit quality (FQ -8.12) ✓ Good H-bonds (4 bonds) ✓ Deep burial (74% SASA buried) ✓ Lipophilic contacts well-matched (81%) ✗ Moderate strain (19.8 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (9)
Score
-23.496
kcal/mol
LE
-0.870
kcal/mol/HA
Fit Quality
-8.12
FQ (Leeson)
HAC
27
heavy atoms
MW
384
Da
LogP
2.98
cLogP
Strain ΔE
19.8 kcal/mol
SASA buried
74%
Lipo contact
81% BSA apolar/total
SASA unbound
627 Ų
Apolar buried
377 Ų

Interaction summary

HB 4 HY 24 PI 4 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 rank4.177Score-23.496
Inter norm-0.879Intra norm0.008
Top1000noExcludedno
Contacts14H-bonds4
Artifact reasongeometry warning; 9 clashes; 3 protein clashes
Residues
GLU192 GLY191 HIS144 HIS222 ILE126 LEU194 PHE189 PHE190 PHE51 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 overlap13Native recall0.72
Jaccard0.68RMSD-
HB strict3Strict recall0.60
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
492 0.5503909524165794 -0.852941 -19.0007 0 15 0 0.00 0.00 - no Open
496 0.9224107464551689 -0.956986 -25.5175 4 14 0 0.00 0.00 - no Open
507 4.176510882314676 -0.878594 -23.4963 4 14 13 0.72 0.60 - no Current

Molecular metrics

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

Scoring & efficiency

Docking score -23.496kcal/mol
Ligand efficiency (LE) -0.8702kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.119
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 27HA

Physicochemical properties

Molecular weight 383.8Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.98
Lipinski: ≤ 5
Rotatable bonds 3

Conformational strain (MMFF94s)

Strain energy (ΔE) 19.75kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy -4.90kcal/mol
Minimised FF energy -24.65kcal/mol

SASA & burial

✓ computed
SASA (unbound) 626.9Ų
Total solvent-accessible surface area of free ligand
BSA total 466.7Ų
Buried surface area upon binding
BSA apolar 376.8Ų
Hydrophobic contacts buried
BSA polar 89.9Ų
Polar contacts buried
Fraction buried 74.4%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 80.7%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1945.8Ų
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 971.2Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)