FAIRMol

Z44868759

Pose ID 7147 Compound 3798 Pose 373

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 Z44868759

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
18.5 kcal/mol
Protein clashes
2
Internal clashes
2
Native overlap
contact recall 0.67, Jaccard 0.67, H-bond role recall 0.60
Burial
82%
Hydrophobic fit
86%
Reason: no major geometry red flags detected
2 protein-contact clashes
Molecular report
Full metrics ↗
Promising Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-1.280 kcal/mol/HA) ✓ Good fit quality (FQ -10.71) ✓ Strong H-bond network (6 bonds) ✓ Deep burial (82% SASA buried) ✓ Lipophilic contacts well-matched (86%) ✗ Moderate strain (18.5 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (9)
Score
-25.592
kcal/mol
LE
-1.280
kcal/mol/HA
Fit Quality
-10.71
FQ (Leeson)
HAC
20
heavy atoms
MW
331
Da
LogP
2.90
cLogP
Strain ΔE
18.5 kcal/mol
SASA buried
82%
Lipo contact
86% BSA apolar/total
SASA unbound
511 Ų
Apolar buried
360 Ų

Interaction summary

HB 6 HY 23 PI 3 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 rank3.634Score-25.592
Inter norm-1.212Intra norm-0.068
Top1000noExcludedno
Contacts12H-bonds6
Artifact reasongeometry warning; 9 clashes; 3 protein clashes
Residues
GLU192 GLY191 HIS144 HIS222 ILE126 LEU194 PHE189 PHE190 PHE74 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 overlap12Native recall0.67
Jaccard0.67RMSD-
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
413 2.7409533676114433 -1.20449 -24.4445 7 13 0 0.00 0.00 - no Open
389 3.4434232084832646 -1.10295 -21.9006 6 11 0 0.00 0.00 - no Open
373 3.634073454356905 -1.21205 -25.5922 6 12 12 0.67 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 -25.592kcal/mol
Ligand efficiency (LE) -1.2796kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -10.708
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 20HA

Physicochemical properties

Molecular weight 331.2Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.90
Lipinski: ≤ 5
Rotatable bonds 3

Conformational strain (MMFF94s)

Strain energy (ΔE) 18.47kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 46.05kcal/mol
Minimised FF energy 27.58kcal/mol

SASA & burial

✓ computed
SASA (unbound) 510.6Ų
Total solvent-accessible surface area of free ligand
BSA total 419.6Ų
Buried surface area upon binding
BSA apolar 360.0Ų
Hydrophobic contacts buried
BSA polar 59.6Ų
Polar contacts buried
Fraction buried 82.2%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 85.8%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1858.9Ų
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 969.2Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)