FAIRMol

Z25276890

Pose ID 7188 Compound 3620 Pose 414

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 Z25276890

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 high Native strong SASA done
Strain ΔE
15.4 kcal/mol
Protein clashes
1
Internal clashes
1
Native overlap
contact recall 0.72, Jaccard 0.62, H-bond role recall 0.20
Burial
77%
Hydrophobic fit
74%
Reason: no major geometry red flags detected
1 protein-contact clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.732 kcal/mol/HA) ✓ Good fit quality (FQ -7.13) ✓ Good H-bonds (3 bonds) ✓ Deep burial (77% SASA buried) ✓ Lipophilic contacts well-matched (74%) ✗ Moderate strain (15.4 kcal/mol) ✗ Geometry warnings ✗ Minor protein-contact clashes (3) ✗ Many internal clashes (11)
Score
-22.705
kcal/mol
LE
-0.732
kcal/mol/HA
Fit Quality
-7.13
FQ (Leeson)
HAC
31
heavy atoms
MW
430
Da
LogP
4.43
cLogP
Strain ΔE
15.4 kcal/mol
SASA buried
77%
Lipo contact
74% BSA apolar/total
SASA unbound
699 Ų
Apolar buried
402 Ų

Interaction summary

HB 3 HY 24 PI 4 CLASH 1
Final rank1.058Score-22.705
Inter norm-0.798Intra norm0.065
Top1000noExcludedno
Contacts16H-bonds3
Artifact reasongeometry warning; 11 clashes; 3 protein contact clashes
Residues
ALA40 ASN125 GLN124 GLN220 GLU192 GLY191 HIS144 HIS222 ILE126 LEU194 PHE189 PHE190 PHE74 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
Jaccard0.62RMSD-
HB strict1Strict recall0.20
HB same residue+role1HB role recall0.20
HB same residue1HB residue recall0.25

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
414 1.0577075427204725 -0.797735 -22.7049 3 16 13 0.72 0.20 - no Current
389 2.7193476055033234 -1.14467 -30.8585 11 20 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 -22.705kcal/mol
Ligand efficiency (LE) -0.7324kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.135
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 31HA

Physicochemical properties

Molecular weight 430.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 4.43
Lipinski: ≤ 5
Rotatable bonds 4

Conformational strain (MMFF94s)

Strain energy (ΔE) 15.40kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 25.64kcal/mol
Minimised FF energy 10.25kcal/mol

SASA & burial

✓ computed
SASA (unbound) 699.0Ų
Total solvent-accessible surface area of free ligand
BSA total 539.3Ų
Buried surface area upon binding
BSA apolar 401.9Ų
Hydrophobic contacts buried
BSA polar 137.4Ų
Polar contacts buried
Fraction buried 77.1%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 74.5%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1959.5Ų
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 2380.0Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 969.3Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)