FAIRMol

Z56833421

Pose ID 7343 Compound 263 Pose 569

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 Z56833421

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
37.4 kcal/mol
Protein clashes
1
Internal clashes
1
Native overlap
contact recall 0.67, Jaccard 0.55, H-bond role recall 0.20
Burial
85%
Hydrophobic fit
68%
Reason: no major geometry red flags detected
1 protein-contact clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.952 kcal/mol/HA) ✓ Good fit quality (FQ -8.77) ✓ Strong H-bond network (6 bonds) ✓ Deep burial (85% SASA buried) ✓ Lipophilic contacts well-matched (68%) ✗ Very high strain energy (37.4 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (7)
Score
-24.759
kcal/mol
LE
-0.952
kcal/mol/HA
Fit Quality
-8.77
FQ (Leeson)
HAC
26
heavy atoms
MW
378
Da
LogP
0.79
cLogP
Strain ΔE
37.4 kcal/mol
SASA buried
85%
Lipo contact
68% BSA apolar/total
SASA unbound
632 Ų
Apolar buried
366 Ų

Interaction summary

HB 6 HY 22 PI 2 CLASH 1
Final rank1.778Score-24.759
Inter norm-1.004Intra norm0.052
Top1000noExcludedno
Contacts16H-bonds6
Artifact reasongeometry warning; 7 clashes; 1 protein clash; high strain Δ 37.3
Residues
ALA40 ASN125 GLN124 GLU192 GLY191 GLY39 HIS144 HIS222 ILE126 LEU194 PHE189 PHE190 PHE74 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 overlap12Native recall0.67
Jaccard0.55RMSD-
HB strict1Strict recall0.20
HB same residue+role1HB role recall0.20
HB same residue1HB residue recall0.25

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
538 1.6890420589433734 -0.876062 -18.5492 5 17 0 0.00 0.00 - no Open
578 1.7455832875701298 -1.04513 -22.1499 6 14 0 0.00 0.00 - no Open
569 1.7724214234298203 -1.01549 -23.1894 6 14 0 0.00 0.00 - no Open
569 1.7783840791674765 -1.0041 -24.7592 6 16 12 0.67 0.20 - no Current
545 2.1801023352322155 -1.14702 -29.589 14 14 0 0.00 0.00 - no Open
578 2.2950088551183443 -0.939152 -19.4559 10 15 0 0.00 0.00 - no Open
572 2.4866872836960074 -1.07884 -24.8429 11 15 0 0.00 0.00 - no Open
573 3.847742802334122 -0.869936 -20.868 10 17 0 0.00 0.00 - no Open
564 4.090578712367698 -0.991863 -19.9768 10 13 0 0.00 0.00 - no Open
595 4.424815777537417 -0.904088 -20.6734 8 14 0 0.00 0.00 - no Open
550 4.437704091940646 -1.08851 -28.813 14 16 0 0.00 0.00 - no Open
548 4.53216170732747 -1.11454 -27.9889 13 18 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 -24.759kcal/mol
Ligand efficiency (LE) -0.9523kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.774
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 26HA

Physicochemical properties

Molecular weight 378.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 0.79
Lipinski: ≤ 5
Rotatable bonds 7

Conformational strain (MMFF94s)

Strain energy (ΔE) 37.35kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 130.83kcal/mol
Minimised FF energy 93.47kcal/mol

SASA & burial

✓ computed
SASA (unbound) 632.4Ų
Total solvent-accessible surface area of free ligand
BSA total 538.3Ų
Buried surface area upon binding
BSA apolar 366.4Ų
Hydrophobic contacts buried
BSA polar 172.0Ų
Polar contacts buried
Fraction buried 85.1%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 68.1%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1854.2Ų
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 947.8Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)