FAIRMol

Z226217786

Pose ID 7137 Compound 2831 Pose 363

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 Z226217786

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Reject SASA cached
Likely artefact or unreliable pose
Binding strong Geometry high Native strong SASA done
Strain ΔE
22.8 kcal/mol
Protein clashes
1
Internal clashes
1
Native overlap
contact recall 0.78, Jaccard 0.74, H-bond role recall 0.80
Burial
73%
Hydrophobic fit
82%
Reason: no major geometry red flags detected
1 protein-contact clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.948 kcal/mol/HA) ✓ Good fit quality (FQ -8.95) ✓ Good H-bonds (5 bonds) ✓ Deep burial (73% SASA buried) ✓ Lipophilic contacts well-matched (82%) ✗ High strain energy (22.8 kcal/mol) ✗ Geometry warnings ✗ Protein-contact clashes (5) ✗ Many internal clashes (11)
Score
-26.531
kcal/mol
LE
-0.948
kcal/mol/HA
Fit Quality
-8.95
FQ (Leeson)
HAC
28
heavy atoms
MW
380
Da
LogP
0.43
cLogP
Strain ΔE
22.8 kcal/mol
SASA buried
73%
Lipo contact
82% BSA apolar/total
SASA unbound
654 Ų
Apolar buried
393 Ų

Interaction summary

HB 5 HY 24 PI 3 CLASH 1
Final rank1.114Score-26.531
Inter norm-0.943Intra norm-0.005
Top1000noExcludedno
Contacts15H-bonds5
Artifact reasongeometry warning; 11 clashes; 5 protein contact clashes; moderate strain Δ 22.4
Residues
GLN124 GLN220 GLU192 GLY191 HIS144 HIS222 ILE126 LEU194 PHE189 PHE190 PHE74 PRO223 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 overlap14Native recall0.78
Jaccard0.74RMSD-
HB strict4Strict recall0.80
HB same residue+role4HB role recall0.80
HB same residue3HB residue recall0.75

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
363 1.114154775781204 -0.942628 -26.5309 5 15 14 0.78 0.80 - no Current
342 1.2363831494003594 -1.08574 -26.9352 5 16 0 0.00 0.00 - no Open
400 2.356952837414875 -0.809967 -22.1643 8 13 0 0.00 0.00 - no Open
428 2.8497716013763674 -0.821926 -23.0241 4 14 0 0.00 0.00 - no Open
463 2.876259372554017 -0.814956 -24.3704 5 16 0 0.00 0.00 - no Open
384 3.776402763289781 -0.734509 -19.7565 5 12 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 -26.531kcal/mol
Ligand efficiency (LE) -0.9475kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.945
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 28HA

Physicochemical properties

Molecular weight 380.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 0.43
Lipinski: ≤ 5
Rotatable bonds 5

Conformational strain (MMFF94s)

Strain energy (ΔE) 22.85kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 88.29kcal/mol
Minimised FF energy 65.44kcal/mol

SASA & burial

✓ computed
SASA (unbound) 654.1Ų
Total solvent-accessible surface area of free ligand
BSA total 479.6Ų
Buried surface area upon binding
BSA apolar 393.3Ų
Hydrophobic contacts buried
BSA polar 86.3Ų
Polar contacts buried
Fraction buried 73.3%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 82.0%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1949.6Ų
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 970.2Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)