FAIRMol

Z57300837

Pose ID 7379 Compound 2455 Pose 605

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 Z57300837

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
11.2 kcal/mol
Protein clashes
4
Internal clashes
4
Native overlap
contact recall 0.56, Jaccard 0.43, H-bond role recall 0.20
Burial
89%
Hydrophobic fit
80%
Reason: no major geometry red flags detected
4 protein-contact clashes 4 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.913 kcal/mol/HA) ✓ Good fit quality (FQ -8.41) ✓ Deep burial (89% SASA buried) ✓ Lipophilic contacts well-matched (80%) ✗ Moderate strain (11.2 kcal/mol) ✗ Geometry warnings ✗ Protein-contact clashes (5) ✗ Many internal clashes (10)
Score
-23.743
kcal/mol
LE
-0.913
kcal/mol/HA
Fit Quality
-8.41
FQ (Leeson)
HAC
26
heavy atoms
MW
387
Da
LogP
4.27
cLogP
Strain ΔE
11.2 kcal/mol
SASA buried
89%
Lipo contact
80% BSA apolar/total
SASA unbound
594 Ų
Apolar buried
426 Ų

Interaction summary

HB 2 HY 20 PI 3 CLASH 4

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

Final rank1.038Score-23.743
Inter norm-0.913Intra norm-0.000
Top1000noExcludedno
Contacts15H-bonds2
Artifact reasongeometry warning; 10 clashes; 5 protein contact clashes
Residues
ALA40 ASN125 GLN124 GLY191 GLY39 HIS144 ILE126 LEU194 PHE189 PHE190 PHE74 SER218 VAL187 VAL188 VAL221

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 overlap10Native recall0.56
Jaccard0.43RMSD-
HB strict1Strict recall0.20
HB same residue+role1HB role recall0.20
HB same residue1HB residue recall0.25

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

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
576 0.42784014967993933 -1.15565 -27.3377 3 13 0 0.00 0.00 - no Open
589 0.517102839641185 -1.19254 -28.2173 5 19 0 0.00 0.00 - no Open
581 0.8411607055745534 -0.930872 -21.7648 3 17 0 0.00 0.00 - no Open
605 1.0384437838432372 -0.912944 -23.7431 2 15 10 0.56 0.20 - no Current
609 3.8781591269490674 -1.20911 -29.1116 10 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 -23.743kcal/mol
Ligand efficiency (LE) -0.9132kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.414
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 26HA

Physicochemical properties

Molecular weight 386.9Da
Lipinski: ≤ 500 Da
LogP (cLogP) 4.27
Lipinski: ≤ 5
Rotatable bonds 4

Conformational strain (MMFF94s)

Strain energy (ΔE) 11.21kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 1.70kcal/mol
Minimised FF energy -9.51kcal/mol

SASA & burial

✓ computed
SASA (unbound) 594.3Ų
Total solvent-accessible surface area of free ligand
BSA total 529.4Ų
Buried surface area upon binding
BSA apolar 426.4Ų
Hydrophobic contacts buried
BSA polar 103.0Ų
Polar contacts buried
Fraction buried 89.1%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 80.5%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1902.2Ų
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 967.6Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)