FAIRMol

Z19316109

Pose ID 6765 Compound 1284 Pose 669

DB SELECTIONDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T10
L. infantum R5P L. infantum
Ligand Z19316109

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
42.9 kcal/mol
Protein clashes
8
Internal clashes
8
Native overlap
contact recall 0.82, Jaccard 0.70, H-bond role recall 0.55
Burial
81%
Hydrophobic fit
71%
Reason: 8 internal clashes, strain 42.9 kcal/mol
strain ΔE 42.9 kcal/mol 8 protein-contact clashes 8 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.759 kcal/mol/HA) ✓ Good fit quality (FQ -7.33) ✓ Strong H-bond network (12 bonds) ✓ Deep burial (81% SASA buried) ✓ Lipophilic contacts well-matched (71%) ✗ Extreme strain energy (42.9 kcal/mol) ✗ Geometry warnings ✗ Severe protein-contact clashes (15) ✗ Many internal clashes (12)
Score
-22.782
kcal/mol
LE
-0.759
kcal/mol/HA
Fit Quality
-7.33
FQ (Leeson)
HAC
30
heavy atoms
MW
445
Da
LogP
2.38
cLogP
Strain ΔE
42.9 kcal/mol
SASA buried
81%
Lipo contact
71% BSA apolar/total
SASA unbound
686 Ų
Apolar buried
394 Ų

Interaction summary

HB 12 HY 7 PI 2 CLASH 8
Final rank2.904Score-22.782
Inter norm-0.914Intra norm0.154
Top1000noExcludedno
Contacts17H-bonds12
Artifact reasongeometry warning; 12 clashes; 15 protein contact clashes; high strain Δ 42.9
Residues
ALA15 ARG116 ARG140 ARG144 ASN106 ASP13 ASP44 CYS72 GLY73 GLY77 HIS105 HIS14 HIS141 SER46 THR45 THR74 TYR49

Protein summary

155 residues
Protein targetT10Atoms4590
Residues155Chains1
Residue summaryILE:494; ARG:384; ALA:360; VAL:352; LEU:304; GLU:300; THR:280; MET:272; LYS:220; ASP:216; TYR:210; HIS:204; GLY:182; SER:176; GLN:170; ASN:140

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
Name6FXWContacts17
PoseOpen native poseHB0
IFP residues
ALA15 ARG116 ARG140 ARG144 ASN106 ASP13 CYS72 GLY73 GLY75 GLY77 HIS105 HIS14 HIS141 ILE76 LEU101 THR74 TYR49
Current overlap14Native recall0.82
Jaccard0.70RMSD-
HB strict7Strict recall0.54
HB same residue+role6HB role recall0.55
HB same residue6HB residue recall0.55

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
655 1.2926787146958931 -0.765678 -20.337 2 18 0 0.00 0.00 - no Open
661 2.3582577398115916 -0.970285 -29.1446 2 17 0 0.00 0.00 - no Open
669 2.903956352836175 -0.91389 -22.7822 12 17 14 0.82 0.55 - no Current
665 4.402052792718727 -0.747766 -22.2519 5 17 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 -22.782kcal/mol
Ligand efficiency (LE) -0.7594kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.325
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 30HA

Physicochemical properties

Molecular weight 444.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.38
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 42.91kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 17.48kcal/mol
Minimised FF energy -25.43kcal/mol

SASA & burial

✓ computed
SASA (unbound) 685.8Ų
Total solvent-accessible surface area of free ligand
BSA total 555.2Ų
Buried surface area upon binding
BSA apolar 393.6Ų
Hydrophobic contacts buried
BSA polar 161.6Ų
Polar contacts buried
Fraction buried 81.0%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 70.9%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2222.5Ų
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 2417.4Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 678.3Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)