FAIRMol

KB_HAT_118

Pose ID 6874 Compound 110 Pose 100

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_HAT_118

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
31.1 kcal/mol
Protein clashes
3
Internal clashes
3
Native overlap
contact recall 0.67, Jaccard 0.50, H-bond role recall 0.20
Burial
88%
Hydrophobic fit
88%
Reason: no major geometry red flags detected
3 protein-contact clashes 3 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.812 kcal/mol/HA) ✓ Good fit quality (FQ -7.28) ✓ Good H-bonds (4 bonds) ✓ Deep burial (88% SASA buried) ✓ Lipophilic contacts well-matched (88%) ✗ Very high strain energy (31.1 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (9)
Score
-19.486
kcal/mol
LE
-0.812
kcal/mol/HA
Fit Quality
-7.28
FQ (Leeson)
HAC
24
heavy atoms
MW
348
Da
LogP
1.11
cLogP
Strain ΔE
31.1 kcal/mol
SASA buried
88%
Lipo contact
88% BSA apolar/total
SASA unbound
606 Ų
Apolar buried
469 Ų

Interaction summary

HB 4 HY 21 PI 3 CLASH 3

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 rank3.079Score-19.486
Inter norm-1.012Intra norm0.200
Top1000noExcludedno
Contacts18H-bonds4
Artifact reasongeometry warning; 9 clashes; 2 protein clashes; high strain Δ 31.1
Residues
ALA40 ASN125 GLN124 GLU192 GLY191 GLY39 HIS144 HIS222 ILE126 LEU194 PHE189 PHE190 PHE51 PHE74 SER218 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
Jaccard0.50RMSD-
HB strict1Strict recall0.20
HB same residue+role1HB role recall0.20
HB same residue1HB residue recall0.25

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
123 0.7990061726787894 -1.08501 -22.1541 4 17 0 0.00 0.00 - no Open
101 0.8447828117111033 -0.980685 -22.7934 4 17 0 0.00 0.00 - no Open
133 1.0187228480930377 -1.06423 -25.2784 6 19 0 0.00 0.00 - no Open
126 1.292903671876466 -1.35753 -22.4311 12 13 0 0.00 0.00 - no Open
99 1.8363658660520557 -1.33485 -35.3362 9 16 0 0.00 0.00 - no Open
100 3.079495473906154 -1.01212 -19.4856 4 18 12 0.67 0.20 - no Current
104 3.618412026689628 -0.89686 -11.2779 5 15 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 -19.486kcal/mol
Ligand efficiency (LE) -0.8119kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.276
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 24HA

Physicochemical properties

Molecular weight 347.8Da
Lipinski: ≤ 500 Da
LogP (cLogP) 1.11
Lipinski: ≤ 5
Rotatable bonds 5

Conformational strain (MMFF94s)

Strain energy (ΔE) 31.07kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 155.62kcal/mol
Minimised FF energy 124.55kcal/mol

SASA & burial

✓ computed
SASA (unbound) 606.2Ų
Total solvent-accessible surface area of free ligand
BSA total 534.6Ų
Buried surface area upon binding
BSA apolar 468.6Ų
Hydrophobic contacts buried
BSA polar 66.0Ų
Polar contacts buried
Fraction buried 88.2%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 87.7%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1955.6Ų
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 960.7Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)