FAIRMol

Z44831771

Pose ID 7211 Compound 2206 Pose 437

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 Z44831771

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
49.7 kcal/mol
Protein clashes
0
Internal clashes
15
Native overlap
contact recall 0.78, Jaccard 0.74, H-bond role recall 0.80
Burial
73%
Hydrophobic fit
76%
Reason: 15 internal clashes, strain 49.7 kcal/mol
strain ΔE 49.7 kcal/mol 15 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.847 kcal/mol/HA) ✓ Good fit quality (FQ -8.33) ✓ Good H-bonds (5 bonds) ✓ Deep burial (73% SASA buried) ✓ Lipophilic contacts well-matched (76%) ✗ Extreme strain energy (49.7 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (15)
Score
-27.091
kcal/mol
LE
-0.847
kcal/mol/HA
Fit Quality
-8.33
FQ (Leeson)
HAC
32
heavy atoms
MW
434
Da
LogP
4.07
cLogP
Strain ΔE
49.7 kcal/mol
SASA buried
73%
Lipo contact
76% BSA apolar/total
SASA unbound
754 Ų
Apolar buried
421 Ų

Interaction summary

HB 5 HY 24 PI 4 CLASH 0

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.
Final rank2.528Score-27.091
Inter norm-0.884Intra norm0.038
Top1000noExcludedno
Contacts15H-bonds5
Artifact reasongeometry warning; 15 clashes; 1 protein clash; high strain Δ 49.7
Residues
GLN220 GLU192 GLY191 HIS144 HIS222 LEU194 PHE189 PHE190 PHE51 PHE74 PRO223 THR71 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
Jaccard0.74RMSD-
HB strict3Strict recall0.60
HB same residue+role4HB role recall0.80
HB same residue3HB residue recall0.75

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
450 1.958857228832147 -1.12559 -33.4208 9 17 0 0.00 0.00 - no Open
437 2.5277385075327636 -0.884359 -27.0912 5 15 14 0.78 0.80 - no Current
407 2.785871289496152 -1.08514 -33.8225 10 16 1 0.06 0.00 - no Open
476 3.421805865024038 -0.829169 -17.9665 4 14 0 0.00 0.00 - no Open
457 4.559509619888654 -1.07835 -31.1008 9 19 0 0.00 0.00 - no Open
529 5.040737896777769 -0.851297 -22.6215 8 13 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 -27.091kcal/mol
Ligand efficiency (LE) -0.8466kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.326
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 32HA

Physicochemical properties

Molecular weight 434.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 4.07
Lipinski: ≤ 5
Rotatable bonds 10

Conformational strain (MMFF94s)

Strain energy (ΔE) 49.70kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 164.99kcal/mol
Minimised FF energy 115.30kcal/mol

SASA & burial

✓ computed
SASA (unbound) 753.5Ų
Total solvent-accessible surface area of free ligand
BSA total 550.4Ų
Buried surface area upon binding
BSA apolar 420.6Ų
Hydrophobic contacts buried
BSA polar 129.9Ų
Polar contacts buried
Fraction buried 73.0%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 76.4%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2003.3Ų
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 962.2Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)