FAIRMol

Z57329641

Pose ID 7145 Compound 1865 Pose 371

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 Z57329641

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 mixed SASA done
Strain ΔE
36.3 kcal/mol
Protein clashes
1
Internal clashes
1
Native overlap
contact recall 0.44, Jaccard 0.31, H-bond role recall 0.20
Burial
89%
Hydrophobic fit
73%
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 (-0.961 kcal/mol/HA) ✓ Good fit quality (FQ -8.34) ✓ Strong H-bond network (8 bonds) ✓ Deep burial (89% SASA buried) ✓ Lipophilic contacts well-matched (73%) ✗ Very high strain energy (36.3 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (5)
Score
-21.142
kcal/mol
LE
-0.961
kcal/mol/HA
Fit Quality
-8.34
FQ (Leeson)
HAC
22
heavy atoms
MW
300
Da
LogP
1.77
cLogP
Strain ΔE
36.3 kcal/mol
SASA buried
89%
Lipo contact
73% BSA apolar/total
SASA unbound
541 Ų
Apolar buried
354 Ų

Interaction summary

HB 8 HY 11 PI 3 CLASH 1

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 rank3.660Score-21.142
Inter norm-1.180Intra norm0.204
Top1000noExcludedno
Contacts16H-bonds8
Artifact reasongeometry warning; 5 clashes; 3 protein clashes; high strain Δ 36.3
Residues
ALA40 ASN125 GLN124 GLY216 GLY39 HIS144 ILE126 PHE189 PHE190 PHE51 PHE74 SER218 THR217 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 overlap8Native recall0.44
Jaccard0.31RMSD-
HB strict1Strict recall0.20
HB same residue+role1HB role recall0.20
HB same residue1HB residue recall0.25

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
384 1.9227729597104117 -1.24718 -22.8799 2 15 1 0.06 0.00 - no Open
400 2.2016388534730607 -0.848466 -18.3576 8 9 0 0.00 0.00 - no Open
384 3.3750488365769824 -1.02187 -19.6438 7 15 0 0.00 0.00 - no Open
371 3.6601675047117235 -1.17959 -21.142 8 16 8 0.44 0.20 - no Current
351 4.244383742935142 -1.23884 -26.9752 14 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 -21.142kcal/mol
Ligand efficiency (LE) -0.9610kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.343
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 22HA

Physicochemical properties

Molecular weight 300.3Da
Lipinski: ≤ 500 Da
LogP (cLogP) 1.77
Lipinski: ≤ 5
Rotatable bonds 5

Conformational strain (MMFF94s)

Strain energy (ΔE) 36.30kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 149.12kcal/mol
Minimised FF energy 112.81kcal/mol

SASA & burial

✓ computed
SASA (unbound) 540.8Ų
Total solvent-accessible surface area of free ligand
BSA total 482.1Ų
Buried surface area upon binding
BSA apolar 353.7Ų
Hydrophobic contacts buried
BSA polar 128.4Ų
Polar contacts buried
Fraction buried 89.1%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 73.4%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1835.2Ų
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 952.2Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)