FAIRMol

Z15821830

Pose ID 7282 Compound 2240 Pose 508

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 Z15821830

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
36.2 kcal/mol
Protein clashes
0
Internal clashes
11
Native overlap
contact recall 0.78, Jaccard 0.74, H-bond role recall 1.00
Burial
69%
Hydrophobic fit
79%
Reason: 11 internal clashes
11 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.783 kcal/mol/HA) ✓ Good fit quality (FQ -7.55) ✓ Strong H-bond network (7 bonds) ✓ Deep burial (69% SASA buried) ✓ Lipophilic contacts well-matched (79%) ✗ Very high strain energy (36.2 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (11)
Score
-23.485
kcal/mol
LE
-0.783
kcal/mol/HA
Fit Quality
-7.55
FQ (Leeson)
HAC
30
heavy atoms
MW
455
Da
LogP
2.17
cLogP
Strain ΔE
36.2 kcal/mol
SASA buried
69%
Lipo contact
79% BSA apolar/total
SASA unbound
729 Ų
Apolar buried
398 Ų

Interaction summary

HB 7 HY 24 PI 4 CLASH 0
Final rank2.429Score-23.485
Inter norm-0.805Intra norm0.022
Top1000noExcludedno
Contacts15H-bonds7
Artifact reasongeometry warning; 11 clashes; 1 protein clash; high strain Δ 35.7
Residues
GLU192 GLY191 HIS144 HIS222 ILE126 LEU194 PHE189 PHE190 PHE51 PHE74 PRO223 THR71 VAL187 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
Jaccard0.74RMSD-
HB strict5Strict recall1.00
HB same residue+role5HB role recall1.00
HB same residue4HB residue recall1.00

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
508 2.4293771649741625 -0.804841 -23.4852 7 15 14 0.78 1.00 - no Current
480 3.1391000331447247 -0.962596 -30.7234 9 14 1 0.06 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 -23.485kcal/mol
Ligand efficiency (LE) -0.7828kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.552
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 30HA

Physicochemical properties

Molecular weight 454.9Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.17
Lipinski: ≤ 5
Rotatable bonds 9

Conformational strain (MMFF94s)

Strain energy (ΔE) 36.19kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 44.24kcal/mol
Minimised FF energy 8.05kcal/mol

SASA & burial

✓ computed
SASA (unbound) 729.4Ų
Total solvent-accessible surface area of free ligand
BSA total 502.1Ų
Buried surface area upon binding
BSA apolar 398.0Ų
Hydrophobic contacts buried
BSA polar 104.1Ų
Polar contacts buried
Fraction buried 68.8%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 79.3%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1955.8Ų
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 1034.4Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)