FAIRMol

Z26548007

Pose ID 7228 Compound 204 Pose 454

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 Z26548007

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
33.7 kcal/mol
Protein clashes
2
Internal clashes
2
Native overlap
contact recall 0.67, Jaccard 0.57, H-bond role recall 0.20
Burial
72%
Hydrophobic fit
78%
Reason: no major geometry red flags detected
2 protein-contact clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.616 kcal/mol/HA) ✓ Good fit quality (FQ -6.00) ✓ Good H-bonds (3 bonds) ✓ Deep burial (72% SASA buried) ✓ Lipophilic contacts well-matched (78%) ✗ Very high strain energy (33.7 kcal/mol) ✗ Geometry warnings ✗ Minor protein-contact clashes (4) ✗ Many internal clashes (19)
Score
-19.108
kcal/mol
LE
-0.616
kcal/mol/HA
Fit Quality
-6.00
FQ (Leeson)
HAC
31
heavy atoms
MW
420
Da
LogP
5.65
cLogP
Strain ΔE
33.7 kcal/mol
SASA buried
72%
Lipo contact
78% BSA apolar/total
SASA unbound
690 Ų
Apolar buried
392 Ų

Interaction summary

HB 3 HY 24 PI 3 CLASH 2
Final rank1.945Score-19.108
Inter norm-0.810Intra norm0.194
Top1000noExcludedno
Contacts15H-bonds3
Artifact reasongeometry warning; 19 clashes; 4 protein contact clashes; high strain Δ 33.7
Residues
ASN125 GLN124 GLU192 GLY191 HIS144 HIS222 ILE126 LEU194 PHE189 PHE190 PHE51 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
Jaccard0.57RMSD-
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
432 1.2819667923104754 -1.07349 -31.6975 4 22 0 0.00 0.00 - no Open
508 1.4997382959729062 -0.884852 -27.6653 1 18 0 0.00 0.00 - no Open
515 1.5254808840833125 -0.881438 -27.5456 1 18 0 0.00 0.00 - no Open
454 1.9448945471273054 -0.810123 -19.1083 3 15 12 0.67 0.20 - no Current
437 2.1596452852315497 -1.03103 -30.8386 2 15 0 0.00 0.00 - no Open
491 2.1910489273537 -0.662632 -20.132 3 14 0 0.00 0.00 - no Open
462 2.494395741736802 -1.13889 -33.7078 3 15 0 0.00 0.00 - no Open
445 2.728551198212635 -0.743102 -21.4543 0 19 0 0.00 0.00 - no Open
470 2.873293646185988 -0.833854 -25.7642 2 17 0 0.00 0.00 - no Open
466 3.2298751185699697 -0.724965 -21.8245 4 13 0 0.00 0.00 - no Open
505 3.6090669749400317 -0.727024 -22.2334 3 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 -19.108kcal/mol
Ligand efficiency (LE) -0.6164kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -6.005
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 31HA

Physicochemical properties

Molecular weight 420.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 5.65
Lipinski: ≤ 5
Rotatable bonds 4

Conformational strain (MMFF94s)

Strain energy (ΔE) 33.72kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 115.12kcal/mol
Minimised FF energy 81.39kcal/mol

SASA & burial

✓ computed
SASA (unbound) 690.4Ų
Total solvent-accessible surface area of free ligand
BSA total 499.3Ų
Buried surface area upon binding
BSA apolar 392.0Ų
Hydrophobic contacts buried
BSA polar 107.3Ų
Polar contacts buried
Fraction buried 72.3%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 78.5%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1925.0Ų
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 996.3Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)