FAIRMol

Z25724937

Pose ID 7227 Compound 3736 Pose 453

DB fairmolDocking 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 Z25724937

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
30.2 kcal/mol
Protein clashes
3
Internal clashes
3
Native overlap
contact recall 0.72, Jaccard 0.68, H-bond role recall 0.60
Burial
83%
Hydrophobic fit
67%
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 (-1.031 kcal/mol/HA) ✓ Good fit quality (FQ -9.38) ✓ Strong H-bond network (6 bonds) ✓ Deep burial (83% SASA buried) ✓ Lipophilic contacts well-matched (67%) ✗ Very high strain energy (30.2 kcal/mol) ✗ Geometry warnings
Score
-25.783
kcal/mol
LE
-1.031
kcal/mol/HA
Fit Quality
-9.38
FQ (Leeson)
HAC
25
heavy atoms
MW
364
Da
LogP
0.99
cLogP
Strain ΔE
30.2 kcal/mol
SASA buried
83%
Lipo contact
67% BSA apolar/total
SASA unbound
602 Ų
Apolar buried
335 Ų

Interaction summary

HB 6 HY 23 PI 3 CLASH 3

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 rank2.818Score-25.783
Inter norm-0.957Intra norm-0.074
Top1000noExcludedno
Contacts14H-bonds6
Artifact reasongeometry warning; 2 clashes; 2 protein clashes; high strain Δ 30.2
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
453 2.817719029702989 -0.957107 -25.783 6 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 -25.783kcal/mol
Ligand efficiency (LE) -1.0313kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -9.376
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 25HA

Physicochemical properties

Molecular weight 364.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 0.99
Lipinski: ≤ 5
Rotatable bonds 5

Conformational strain (MMFF94s)

Strain energy (ΔE) 30.24kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy -29.54kcal/mol
Minimised FF energy -59.78kcal/mol

SASA & burial

✓ computed
SASA (unbound) 601.8Ų
Total solvent-accessible surface area of free ligand
BSA total 501.2Ų
Buried surface area upon binding
BSA apolar 334.6Ų
Hydrophobic contacts buried
BSA polar 166.5Ų
Polar contacts buried
Fraction buried 83.3%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 66.8%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1876.6Ų
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 938.6Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)