FAIRMol

Z68347496

Pose ID 7345 Compound 1425 Pose 571

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 Z68347496

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Reject SASA cached
Promising but geometrically suspicious
Binding strong Geometry low Native strong SASA done
Strain ΔE
70.4 kcal/mol
Protein clashes
4
Internal clashes
4
Native overlap
contact recall 0.78, Jaccard 0.67, H-bond role recall 0.60
Burial
77%
Hydrophobic fit
78%
Reason: strain 70.4 kcal/mol
strain ΔE 70.4 kcal/mol 4 protein-contact clashes 4 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.904 kcal/mol/HA) ✓ Good fit quality (FQ -8.72) ✓ Good H-bonds (5 bonds) ✓ Deep burial (77% SASA buried) ✓ Lipophilic contacts well-matched (78%) ✗ Extreme strain energy (70.4 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (13)
Score
-27.114
kcal/mol
LE
-0.904
kcal/mol/HA
Fit Quality
-8.72
FQ (Leeson)
HAC
30
heavy atoms
MW
425
Da
LogP
2.58
cLogP
Strain ΔE
70.4 kcal/mol
SASA buried
77%
Lipo contact
78% BSA apolar/total
SASA unbound
710 Ų
Apolar buried
423 Ų

Interaction summary

HB 5 HY 24 PI 4 CLASH 4
Final rank4.379Score-27.114
Inter norm-0.866Intra norm-0.038
Top1000noExcludedno
Contacts17H-bonds5
Artifact reasongeometry warning; 13 clashes; 2 protein clashes; high strain Δ 70.4
Residues
ASN125 GLN124 GLN220 GLU192 GLY191 HIS144 HIS222 ILE126 LEU194 PHE189 PHE190 PHE51 PHE74 PRO223 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 overlap14Native recall0.78
Jaccard0.67RMSD-
HB strict3Strict recall0.60
HB same residue+role3HB role recall0.60
HB same residue3HB residue recall0.75

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
551 0.7863990384040856 -1.0689 -34.3256 10 13 0 0.00 0.00 - no Open
540 2.01639219542086 -0.846568 -22.4366 9 19 0 0.00 0.00 - no Open
597 2.6257543792701297 -0.791858 -27.3268 6 16 0 0.00 0.00 - no Open
552 2.841916052752017 -1.32572 -41.1595 11 19 0 0.00 0.00 - no Open
543 2.925843509730519 -1.38782 -43.7879 9 19 0 0.00 0.00 - no Open
577 3.073966426611157 -0.901 -28.5624 12 17 0 0.00 0.00 - no Open
554 3.391884301661245 -0.86851 -30.1896 8 19 0 0.00 0.00 - no Open
566 3.7897586704157433 -0.890481 -21.4571 10 12 0 0.00 0.00 - no Open
571 4.379321273351954 -0.866284 -27.1145 5 17 14 0.78 0.60 - no Current
577 4.446355622158319 -0.795751 -23.7085 6 19 0 0.00 0.00 - no Open
556 4.761776816752896 -0.850102 -27.284 9 14 0 0.00 0.00 - no Open
566 4.827703850716491 -1.36608 -35.1918 12 19 0 0.00 0.00 - no Open
581 5.166757877468878 -0.708586 -24.5919 8 14 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 -27.114kcal/mol
Ligand efficiency (LE) -0.9038kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.718
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 30HA

Physicochemical properties

Molecular weight 425.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.58
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 70.41kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 82.40kcal/mol
Minimised FF energy 11.99kcal/mol

SASA & burial

✓ computed
SASA (unbound) 709.8Ų
Total solvent-accessible surface area of free ligand
BSA total 545.0Ų
Buried surface area upon binding
BSA apolar 422.9Ų
Hydrophobic contacts buried
BSA polar 122.1Ų
Polar contacts buried
Fraction buried 76.8%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 77.6%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1977.1Ų
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 974.4Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)