FAIRMol

ulfkktlib_1162

Pose ID 6961 Compound 60 Pose 187

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 ulfkktlib_1162

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Weak SASA cached
Promising but geometrically suspicious
Binding strong Geometry low Native strong SASA done
Strain ΔE
21.1 kcal/mol
Protein clashes
0
Internal clashes
10
Native overlap
contact recall 0.78, Jaccard 0.58, H-bond role recall 0.00
Burial
92%
Hydrophobic fit
96%
Reason: 10 internal clashes
10 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.832 kcal/mol/HA) ✓ Good fit quality (FQ -7.67) ✓ Deep burial (92% SASA buried) ✓ Lipophilic contacts well-matched (96%) ✗ High strain energy (21.1 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (10)
Score
-21.630
kcal/mol
LE
-0.832
kcal/mol/HA
Fit Quality
-7.67
FQ (Leeson)
HAC
26
heavy atoms
MW
340
Da
LogP
4.07
cLogP
Strain ΔE
21.1 kcal/mol
SASA buried
92%
Lipo contact
96% BSA apolar/total
SASA unbound
622 Ų
Apolar buried
555 Ų

Interaction summary

HB 1 HY 24 PI 4 CLASH 0
Final rank1.635Score-21.630
Inter norm-0.912Intra norm0.080
Top1000noExcludedno
Contacts20H-bonds1
Artifact reasongeometry warning; 10 clashes; 1 protein clash; moderate strain Δ 21.1
Residues
ALA40 ASN125 GLN124 GLU192 GLY191 GLY39 HIS144 HIS222 ILE126 LEU194 PHE189 PHE190 PHE51 PHE74 PRO223 SER218 THR71 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
Jaccard0.58RMSD-
HB strict0Strict recall0.00
HB same residue+role0HB role recall0.00
HB same residue0HB residue recall0.00

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

No clash · clashes detected for this pose.

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
280 0.7454189819987419 -0.991622 -22.3758 4 16 0 0.00 0.00 - no Open
184 1.6233857601720472 -0.888031 -16.2693 1 16 0 0.00 0.00 - no Open
187 1.6351175135110856 -0.912424 -21.6302 1 20 14 0.78 0.00 - no Current
220 2.04069414791487 -0.903562 -23.5217 2 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 -21.630kcal/mol
Ligand efficiency (LE) -0.8319kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.665
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 26HA

Physicochemical properties

Molecular weight 340.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 4.07
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 21.10kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 48.49kcal/mol
Minimised FF energy 27.39kcal/mol

SASA & burial

✓ computed
SASA (unbound) 621.7Ų
Total solvent-accessible surface area of free ligand
BSA total 575.2Ų
Buried surface area upon binding
BSA apolar 554.6Ų
Hydrophobic contacts buried
BSA polar 20.6Ų
Polar contacts buried
Fraction buried 92.5%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 96.4%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2026.7Ų
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 954.0Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)