FAIRMol

Z19455379

Pose ID 7164 Compound 2214 Pose 390

DB fairmolDocking 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 Z19455379

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Promising SASA cached
Promising and worth follow-up
Binding strong Geometry high Native strong SASA done
Strain ΔE
13.7 kcal/mol
Protein clashes
2
Internal clashes
2
Native overlap
contact recall 0.67, Jaccard 0.52, H-bond role recall 0.20
Burial
89%
Hydrophobic fit
57%
Reason: no major geometry red flags detected
2 protein-contact clashes
Molecular report
Full metrics ↗
Promising Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-0.873 kcal/mol/HA) ✓ Good fit quality (FQ -7.83) ✓ Strong H-bond network (7 bonds) ✓ Deep burial (89% SASA buried) ✗ Moderate strain (13.7 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (6)
Score
-20.958
kcal/mol
LE
-0.873
kcal/mol/HA
Fit Quality
-7.83
FQ (Leeson)
HAC
24
heavy atoms
MW
344
Da
LogP
1.88
cLogP
Strain ΔE
13.7 kcal/mol
SASA buried
89%
Lipo contact
57% BSA apolar/total
SASA unbound
574 Ų
Apolar buried
291 Ų

Interaction summary

HB 7 HY 18 PI 3 CLASH 2

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 rank2.097Score-20.958
Inter norm-0.998Intra norm0.124
Top1000noExcludedno
Contacts17H-bonds7
Artifact reasongeometry warning; 6 clashes; 1 protein clash
Residues
ALA40 ASN125 GLN124 GLU192 GLY191 GLY39 HIS144 HIS222 ILE126 LEU194 PHE189 PHE190 PHE74 PRO223 SER218 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 overlap12Native recall0.67
Jaccard0.52RMSD-
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
390 2.0969916405130395 -0.997623 -20.9576 7 17 12 0.67 0.20 - no Current
367 2.864983455248954 -1.27194 -27.9472 9 13 1 0.06 0.00 - no Open
416 2.951946838060597 -1.16437 -26.3565 6 15 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 -20.958kcal/mol
Ligand efficiency (LE) -0.8732kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.826
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 24HA

Physicochemical properties

Molecular weight 344.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 1.88
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 13.66kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 64.10kcal/mol
Minimised FF energy 50.44kcal/mol

SASA & burial

✓ computed
SASA (unbound) 574.0Ų
Total solvent-accessible surface area of free ligand
BSA total 509.8Ų
Buried surface area upon binding
BSA apolar 291.0Ų
Hydrophobic contacts buried
BSA polar 218.8Ų
Polar contacts buried
Fraction buried 88.8%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 57.1%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1772.6Ų
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 938.2Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)