FAIRMol

KB_Leish_49

Pose ID 2101 Compound 223 Pose 68

DB SELECTIONDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T04
L. major PTR1 L. major
Ligand KB_Leish_49
PDB7PXX

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
13.8 kcal/mol
Protein clashes
0
Internal clashes
12
Native overlap
contact recall 0.58, Jaccard 0.55, H-bond role recall 0.00
Burial
82%
Hydrophobic fit
84%
Reason: 12 internal clashes
12 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-1.216 kcal/mol/HA) ✓ Good fit quality (FQ -10.90) ✓ Deep burial (82% SASA buried) ✓ Lipophilic contacts well-matched (84%) ✗ Moderate strain (13.8 kcal/mol) ✗ No H-bonds detected ✗ Geometry warnings ✗ Many internal clashes (12)
Score
-29.185
kcal/mol
LE
-1.216
kcal/mol/HA
Fit Quality
-10.90
FQ (Leeson)
HAC
24
heavy atoms
MW
317
Da
LogP
2.91
cLogP
Strain ΔE
13.8 kcal/mol
SASA buried
82%
Lipo contact
84% BSA apolar/total
SASA unbound
541 Ų
Apolar buried
374 Ų

Interaction summary

HB 0 HY 17 PI 3 CLASH 0
Final rank0.225Score-29.185
Inter norm-1.089Intra norm-0.127
Top1000noExcludedno
Contacts12H-bonds0
Artifact reasongeometry warning; 12 clashes
Residues
ARG17 ASP232 HIS241 LEU188 LEU226 LEU229 MET233 NDP302 PHE113 TYR194 VAL230 ARG287

Protein summary

308 residues
Protein targetT04Atoms4210
Residues308Chains3
Residue summaryLEU:494; ALA:421; ARG:384; VAL:368; THR:295; TYR:231; SER:198; PRO:196; ILE:190; LYS:176; ASN:154; GLU:150; GLY:126; PHE:120; HIS:119; ASP:108

Receptor context

1 kept / 0 excluded
Receptor context filtering: interactions and SASA are computed against protein atoms plus allowed cofactors/ions. Native ligand-like HETATM partners are excluded from scoring.
Kept context 1 Excluded HETATM 0
Kept cofactors / ions
A:NDP302

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
Name7PXXContacts19
PoseOpen native poseHB0
IFP residues
ARG17 ASP181 GLY225 HIS241 LEU188 LEU226 LEU229 LYS198 MET233 NDP302 PHE113 PRO115 SER111 SER112 SER227 TYR191 TYR194 VAL230 ARG287
Current overlap11Native recall0.58
Jaccard0.55RMSD-
HB strict0Strict recall0.00
HB same residue+role0HB role recall0.00
HB same residue0HB residue recall0.00

HB · H-bonds

No hb · h-bonds detected for this pose.

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
68 0.22469296612191395 -1.08856 -29.1854 0 12 11 0.58 0.00 - no Current
160 1.5726024064427766 -1.07565 -24.9848 4 14 0 0.00 0.00 - no Open
94 1.617507251105285 -1.11825 -28.0849 10 16 0 0.00 0.00 - no Open
99 1.9802018660741005 -1.17618 -31.881 7 14 11 0.58 0.80 - no Open
159 2.998706388267544 -0.939156 -23.7265 5 11 0 0.00 0.00 - no Open
71 4.1924342857793775 -1.13563 -25.7063 10 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 -29.185kcal/mol
Ligand efficiency (LE) -1.2161kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -10.898
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 24HA

Physicochemical properties

Molecular weight 317.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.91
Lipinski: ≤ 5
Rotatable bonds 5

Conformational strain (MMFF94s)

Strain energy (ΔE) 13.76kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 113.13kcal/mol
Minimised FF energy 99.37kcal/mol

SASA & burial

✓ computed
SASA (unbound) 540.8Ų
Total solvent-accessible surface area of free ligand
BSA total 445.4Ų
Buried surface area upon binding
BSA apolar 374.1Ų
Hydrophobic contacts buried
BSA polar 71.3Ų
Polar contacts buried
Fraction buried 82.4%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 84.0%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1595.0Ų
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 2179.4Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 1042.3Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)