FAIRMol

KB_Leish_188

Pose ID 6903 Compound 356 Pose 129

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 KB_Leish_188

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 high Native strong SASA done
Strain ΔE
29.7 kcal/mol
Protein clashes
1
Internal clashes
1
Native overlap
contact recall 0.72, Jaccard 0.54, H-bond role recall 0.20
Burial
81%
Hydrophobic fit
92%
Reason: no major geometry red flags detected
1 protein-contact clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.530 kcal/mol/HA) ✓ Good fit quality (FQ -5.42) ✓ Deep burial (81% SASA buried) ✓ Lipophilic contacts well-matched (92%) ✗ High strain energy (29.7 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (19)
Score
-19.598
kcal/mol
LE
-0.530
kcal/mol/HA
Fit Quality
-5.42
FQ (Leeson)
HAC
37
heavy atoms
MW
496
Da
LogP
3.01
cLogP
Strain ΔE
29.7 kcal/mol
SASA buried
81%
Lipo contact
92% BSA apolar/total
SASA unbound
848 Ų
Apolar buried
633 Ų

Interaction summary

HB 1 HY 24 PI 3 CLASH 1
Final rank3.093Score-19.598
Inter norm-0.662Intra norm0.132
Top1000noExcludedno
Contacts19H-bonds1
Artifact reasongeometry warning; 19 clashes; 1 protein clash; moderate strain Δ 29.7
Residues
ARG52 ASP69 GLN124 GLU192 GLY191 HIS144 HIS222 ILE126 LEU194 PHE189 PHE190 PHE51 PHE74 PRO70 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 overlap13Native recall0.72
Jaccard0.54RMSD-
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
127 0.8140398564052594 -0.874586 -28.7263 2 16 0 0.00 0.00 - no Open
165 0.8311245958721994 -1.00259 -33.4936 4 14 0 0.00 0.00 - no Open
151 1.4769018184469926 -0.791936 -27.0296 1 20 0 0.00 0.00 - no Open
166 2.121818512635562 -0.768058 -27.7147 2 19 0 0.00 0.00 - no Open
129 3.0930347412065764 -0.662156 -19.598 1 19 13 0.72 0.20 - no Current
164 4.871246049394679 -0.603727 -20.4705 4 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 -19.598kcal/mol
Ligand efficiency (LE) -0.5297kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -5.423
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 37HA

Physicochemical properties

Molecular weight 495.6Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.01
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 29.69kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 113.47kcal/mol
Minimised FF energy 83.78kcal/mol

SASA & burial

✓ computed
SASA (unbound) 848.4Ų
Total solvent-accessible surface area of free ligand
BSA total 684.7Ų
Buried surface area upon binding
BSA apolar 633.1Ų
Hydrophobic contacts buried
BSA polar 51.6Ų
Polar contacts buried
Fraction buried 80.7%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 92.5%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2234.6Ų
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 939.1Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)