FAIRMol

Z53223394

Pose ID 7239 Compound 2802 Pose 465

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 Z53223394

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Promising SASA cached
Promising and worth follow-up
Binding strong Geometry high Native strong SASA done
Strain ΔE
14.7 kcal/mol
Protein clashes
2
Internal clashes
2
Native overlap
contact recall 0.67, Jaccard 0.57, H-bond role recall 0.60
Burial
89%
Hydrophobic fit
65%
Reason: no major geometry red flags detected
2 protein-contact clashes
Molecular report
Full metrics ↗
Promising Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-1.182 kcal/mol/HA) ✓ Good fit quality (FQ -9.89) ✓ Good H-bonds (5 bonds) ✓ Deep burial (89% SASA buried) ✓ Lipophilic contacts well-matched (65%) ✗ Moderate strain (14.7 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (5)
Score
-23.640
kcal/mol
LE
-1.182
kcal/mol/HA
Fit Quality
-9.89
FQ (Leeson)
HAC
20
heavy atoms
MW
312
Da
LogP
0.32
cLogP
Strain ΔE
14.7 kcal/mol
SASA buried
89%
Lipo contact
65% BSA apolar/total
SASA unbound
517 Ų
Apolar buried
300 Ų

Interaction summary

HB 5 HY 18 PI 4 CLASH 2

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 rank2.447Score-23.640
Inter norm-1.272Intra norm0.090
Top1000noExcludedno
Contacts15H-bonds5
Artifact reasongeometry warning; 5 clashes; 2 protein clashes
Residues
ASN125 GLN124 GLU192 GLY191 HIS144 HIS222 ILE126 LEU194 PHE189 PHE190 PHE51 PHE74 PRO223 VAL187 VAL188

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
Jaccard0.57RMSD-
HB strict3Strict recall0.60
HB same residue+role3HB role recall0.60
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
440 0.9701864501767657 -1.62563 -19.0912 9 13 0 0.00 0.00 - no Open
465 2.4465038599530624 -1.27182 -23.6398 5 15 12 0.67 0.60 - no Current
459 2.878633161803479 -1.20976 -23.3951 13 17 0 0.00 0.00 - no Open
474 3.1796780966509575 -1.53436 -29.8899 10 16 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 -23.640kcal/mol
Ligand efficiency (LE) -1.1820kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -9.891
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 20HA

Physicochemical properties

Molecular weight 312.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 0.32
Lipinski: ≤ 5
Rotatable bonds 5

Conformational strain (MMFF94s)

Strain energy (ΔE) 14.72kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy -84.45kcal/mol
Minimised FF energy -99.17kcal/mol

SASA & burial

✓ computed
SASA (unbound) 516.5Ų
Total solvent-accessible surface area of free ligand
BSA total 460.6Ų
Buried surface area upon binding
BSA apolar 300.5Ų
Hydrophobic contacts buried
BSA polar 160.2Ų
Polar contacts buried
Fraction buried 89.2%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 65.2%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1749.8Ų
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 939.5Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)