FAIRMol

KB_Leish_92

Pose ID 2103 Compound 308 Pose 70

DB fairmolDocking 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_92
PDB7PXX

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Reject SASA cached
Promising but geometrically suspicious
Binding strong Geometry low Native strong SASA done
Strain ΔE
42.5 kcal/mol
Protein clashes
1
Internal clashes
2
Native overlap
contact recall 0.58, Jaccard 0.55, H-bond role recall 0.00
Burial
74%
Hydrophobic fit
84%
Reason: strain 42.5 kcal/mol
strain ΔE 42.5 kcal/mol 1 protein-contact clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.976 kcal/mol/HA) ✓ Good fit quality (FQ -9.11) ✓ Deep burial (74% SASA buried) ✓ Lipophilic contacts well-matched (84%) ✗ Extreme strain energy (42.5 kcal/mol) ✗ No H-bonds detected ✗ Geometry warnings ✗ Many internal clashes (11)
Score
-26.357
kcal/mol
LE
-0.976
kcal/mol/HA
Fit Quality
-9.11
FQ (Leeson)
HAC
27
heavy atoms
MW
359
Da
LogP
2.13
cLogP
Strain ΔE
42.5 kcal/mol
SASA buried
74%
Lipo contact
84% BSA apolar/total
SASA unbound
626 Ų
Apolar buried
388 Ų

Interaction summary

HB 0 HY 13 PI 1 CLASH 2

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

Final rank0.471Score-26.357
Inter norm-0.932Intra norm-0.044
Top1000noExcludedno
Contacts12H-bonds0
Artifact reasongeometry warning; 11 clashes; 1 protein contact clash; 1 cofactor-context clash; high strain Δ 42.5
Residues
ARG17 ASP232 HIS241 LEU188 LEU226 LEU229 MET233 NDP302 PHE113 TYR191 TYR194 VAL230

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

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

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
472 0.4377893302794625 -0.950392 -26.2449 0 11 10 0.53 0.00 - no Open
70 0.47106599804211174 -0.932342 -26.3572 0 12 11 0.58 0.00 - no Current
468 0.6892648734294643 -1.20281 -32.8902 7 13 0 0.00 0.00 - no Open
435 1.2154656197774207 -1.20918 -33.9917 9 16 13 0.68 0.60 - no Open
509 1.673956140477069 -1.03134 -29.6551 2 15 0 0.00 0.00 - no Open
519 1.9262872169038363 -0.995405 -29.7653 2 14 0 0.00 0.00 - no Open
494 3.039605889023859 -1.13239 -31.7742 5 15 0 0.00 0.00 - no Open
454 3.2164434138782974 -1.00198 -27.9483 10 16 0 0.00 0.00 - no Open
478 3.3020607865760265 -0.914987 -27.3309 9 15 0 0.00 0.00 - no Open
479 3.505705638707487 -0.714533 -21.8412 6 11 0 0.00 0.00 - no Open
496 3.6376046883594673 -0.802309 -23.1254 6 12 0 0.00 0.00 - no Open
98 3.939670025094264 -0.990476 -27.5314 10 16 0 0.00 0.00 - no Open
160 4.374456075611729 -0.732508 -20.3753 8 11 0 0.00 0.00 - no Open
117 4.576376594729494 -1.06666 -30.2454 6 15 0 0.00 0.00 - no Open
455 6.222747976212252 -1.01947 -28.54 12 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 -26.357kcal/mol
Ligand efficiency (LE) -0.9762kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -9.108
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 27HA

Physicochemical properties

Molecular weight 359.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.13
Lipinski: ≤ 5
Rotatable bonds 3

Conformational strain (MMFF94s)

Strain energy (ΔE) 42.50kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 141.45kcal/mol
Minimised FF energy 98.95kcal/mol

SASA & burial

✓ computed
SASA (unbound) 626.5Ų
Total solvent-accessible surface area of free ligand
BSA total 462.9Ų
Buried surface area upon binding
BSA apolar 387.7Ų
Hydrophobic contacts buried
BSA polar 75.1Ų
Polar contacts buried
Fraction buried 73.9%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 83.8%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1663.7Ų
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 2179.4Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 1058.6Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)