FAIRMol

OHD_TB2020_54

Pose ID 6822 Compound 3803 Pose 48

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 OHD_TB2020_54

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
97.4 kcal/mol
Protein clashes
4
Internal clashes
4
Native overlap
contact recall 0.83, Jaccard 0.60, H-bond role recall 0.20
Burial
74%
Hydrophobic fit
87%
Reason: strain 97.4 kcal/mol
strain ΔE 97.4 kcal/mol 4 protein-contact clashes 4 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Good LE (-0.364 kcal/mol/HA) ✓ Good fit quality (FQ -3.85) ✓ Good H-bonds (5 bonds) ✓ Deep burial (74% SASA buried) ✓ Lipophilic contacts well-matched (87%) ✗ Extreme strain energy (97.4 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (16)
Score
-15.284
kcal/mol
LE
-0.364
kcal/mol/HA
Fit Quality
-3.85
FQ (Leeson)
HAC
42
heavy atoms
MW
573
Da
LogP
1.26
cLogP
Strain ΔE
97.4 kcal/mol
SASA buried
74%
Lipo contact
87% BSA apolar/total
SASA unbound
969 Ų
Apolar buried
622 Ų

Interaction summary

HB 5 HY 24 PI 4 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 rank3.787Score-15.284
Inter norm-0.657Intra norm0.293
Top1000noExcludedno
Contacts22H-bonds5
Artifact reasongeometry warning; 16 clashes; 1 protein clash; high strain Δ 97.3
Residues
ALA40 ASN125 ASN193 GLN124 GLU192 GLY191 GLY39 HIS144 HIS222 ILE126 LEU194 LEU93 LEU95 PHE189 PHE190 PHE199 PHE51 PHE74 PRO223 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 overlap15Native recall0.83
Jaccard0.60RMSD-
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
58 2.583738385121703 -0.470706 -17.5585 6 12 0 0.00 0.00 - no Open
48 3.7872617427384654 -0.656835 -15.2844 5 22 15 0.83 0.20 - no Current

Molecular metrics

RDKit SASA burial, strain energy (MMFF94s), ligand efficiency and fit quality for this docking pose.
✓ Metrics available

Scoring & efficiency

Docking score -15.284kcal/mol
Ligand efficiency (LE) -0.3639kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -3.846
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 42HA

Physicochemical properties

Molecular weight 572.7Da
Lipinski: ≤ 500 Da
LogP (cLogP) 1.26
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 97.42kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 340.74kcal/mol
Minimised FF energy 243.31kcal/mol

SASA & burial

✓ computed
SASA (unbound) 969.4Ų
Total solvent-accessible surface area of free ligand
BSA total 712.8Ų
Buried surface area upon binding
BSA apolar 622.4Ų
Hydrophobic contacts buried
BSA polar 90.4Ų
Polar contacts buried
Fraction buried 73.5%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 87.3%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2307.4Ų
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 934.1Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)