FAIRMol

Z28654383

Pose ID 7151 Compound 3330 Pose 377

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 Z28654383

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Weak SASA cached
Weak or marginal quality
Binding strong Geometry medium Native strong SASA done
Strain ΔE
16.3 kcal/mol
Protein clashes
3
Internal clashes
3
Native overlap
contact recall 0.83, Jaccard 0.75, H-bond role recall 0.40
Burial
78%
Hydrophobic fit
75%
Reason: no major geometry red flags detected
3 protein-contact clashes 3 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.765 kcal/mol/HA) ✓ Good fit quality (FQ -7.52) ✓ Good H-bonds (4 bonds) ✓ Deep burial (78% SASA buried) ✓ Lipophilic contacts well-matched (75%) ✗ Moderate strain (16.3 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (10)
Score
-24.479
kcal/mol
LE
-0.765
kcal/mol/HA
Fit Quality
-7.52
FQ (Leeson)
HAC
32
heavy atoms
MW
507
Da
LogP
5.43
cLogP
Strain ΔE
16.3 kcal/mol
SASA buried
78%
Lipo contact
75% BSA apolar/total
SASA unbound
752 Ų
Apolar buried
436 Ų

Interaction summary

HB 4 HY 24 PI 4 CLASH 3
Final rank2.449Score-24.479
Inter norm-0.811Intra norm0.046
Top1000noExcludedno
Contacts17H-bonds4
Artifact reasongeometry warning; 10 clashes; 1 protein clash
Residues
GLN220 GLU192 GLY191 HIS144 HIS222 ILE126 LEU194 PHE189 PHE190 PHE51 PHE74 PRO223 PRO70 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 overlap15Native recall0.83
Jaccard0.75RMSD-
HB strict2Strict recall0.40
HB same residue+role2HB role recall0.40
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

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
377 2.44906027880399 -0.811457 -24.4787 4 17 15 0.83 0.40 - no Current
399 3.2088098099774047 -0.877524 -35.2038 3 17 0 0.00 0.00 - no Open
357 4.068532430828276 -0.741272 -18.6569 9 16 0 0.00 0.00 - no Open
370 4.78451186181041 -0.870253 -37.6491 12 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 -24.479kcal/mol
Ligand efficiency (LE) -0.7650kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.523
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 32HA

Physicochemical properties

Molecular weight 507.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 5.43
Lipinski: ≤ 5
Rotatable bonds 7

Conformational strain (MMFF94s)

Strain energy (ΔE) 16.33kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy -44.93kcal/mol
Minimised FF energy -61.26kcal/mol

SASA & burial

✓ computed
SASA (unbound) 751.7Ų
Total solvent-accessible surface area of free ligand
BSA total 585.0Ų
Buried surface area upon binding
BSA apolar 436.4Ų
Hydrophobic contacts buried
BSA polar 148.6Ų
Polar contacts buried
Fraction buried 77.8%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 74.6%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2012.9Ų
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 961.6Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)