FAIRMol

KB_HAT_25

Pose ID 6865 Compound 108 Pose 91

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_25

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
32.9 kcal/mol
Protein clashes
5
Internal clashes
5
Native overlap
contact recall 0.72, Jaccard 0.50, H-bond role recall 0.20
Burial
82%
Hydrophobic fit
77%
Reason: no major geometry red flags detected
5 protein-contact clashes 5 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.590 kcal/mol/HA) ✓ Good fit quality (FQ -5.90) ✓ Good H-bonds (5 bonds) ✓ Deep burial (82% SASA buried) ✓ Lipophilic contacts well-matched (77%) ✗ Very high strain energy (32.9 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (17)
Score
-20.050
kcal/mol
LE
-0.590
kcal/mol/HA
Fit Quality
-5.90
FQ (Leeson)
HAC
34
heavy atoms
MW
476
Da
LogP
2.21
cLogP
Strain ΔE
32.9 kcal/mol
SASA buried
82%
Lipo contact
77% BSA apolar/total
SASA unbound
793 Ų
Apolar buried
499 Ų

Interaction summary

HB 5 HY 24 PI 2 CLASH 5
Final rank3.809Score-20.050
Inter norm-0.741Intra norm0.151
Top1000noExcludedno
Contacts21H-bonds5
Artifact reasongeometry warning; 17 clashes; 1 protein clash; high strain Δ 32.9
Residues
ALA40 ASN125 GLN124 GLU192 GLY191 GLY216 GLY39 HIS144 HIS222 ILE126 LEU194 PHE189 PHE190 PHE51 PHE74 PRO223 SER218 THR217 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
Jaccard0.50RMSD-
HB strict1Strict recall0.20
HB same residue+role1HB role recall0.20
HB same residue2HB residue recall0.50

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
116 0.9967124239667426 -0.835107 -24.9422 1 19 0 0.00 0.00 - no Open
145 1.3995751921199313 -0.88415 -27.5642 3 16 0 0.00 0.00 - no Open
182 1.4861130235883124 -0.855269 -26.7745 4 22 0 0.00 0.00 - no Open
140 1.615020829250697 -0.925503 -28.3157 6 17 0 0.00 0.00 - no Open
161 2.662027008092362 -0.751934 -23.4535 3 14 0 0.00 0.00 - no Open
149 3.0092960382301914 -0.757482 -21.0618 2 22 0 0.00 0.00 - no Open
117 3.133913752613804 -0.893126 -27.6382 10 20 0 0.00 0.00 - no Open
92 3.1897154297188073 -0.7343 -24.0617 7 15 0 0.00 0.00 - no Open
109 3.266242765469782 -0.81009 -22.6151 5 16 0 0.00 0.00 - no Open
95 3.6098926606982675 -0.795677 -23.8078 8 16 0 0.00 0.00 - no Open
150 3.6690791561020983 -0.768661 -24.4817 6 18 0 0.00 0.00 - no Open
91 3.8086261390469938 -0.740979 -20.0503 5 21 13 0.72 0.20 - no Current
124 4.692634237226219 -0.64544 -22.9491 7 15 0 0.00 0.00 - no Open
103 4.725842136853786 -0.76159 -22.4824 5 18 0 0.00 0.00 - no Open
118 4.790784883872673 -0.731769 -21.8142 8 17 0 0.00 0.00 - no Open
73 4.7962875837914805 -1.009 -30.2636 11 20 0 0.00 0.00 - no Open
46 5.044122438992116 -0.80531 -23.3978 7 15 0 0.00 0.00 - no Open
87 5.0598912182116695 -0.712441 -22.3133 4 21 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 -20.050kcal/mol
Ligand efficiency (LE) -0.5897kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -5.901
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 34HA

Physicochemical properties

Molecular weight 475.6Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.21
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 32.90kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 109.95kcal/mol
Minimised FF energy 77.05kcal/mol

SASA & burial

✓ computed
SASA (unbound) 793.3Ų
Total solvent-accessible surface area of free ligand
BSA total 646.3Ų
Buried surface area upon binding
BSA apolar 498.5Ų
Hydrophobic contacts buried
BSA polar 147.8Ų
Polar contacts buried
Fraction buried 81.5%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 77.1%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2048.3Ų
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 949.9Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)