FAIRMol

OHD_TB2021_21

Pose ID 6823 Compound 2935 Pose 49

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_TB2021_21

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
49.9 kcal/mol
Protein clashes
1
Internal clashes
1
Native overlap
contact recall 0.78, Jaccard 0.58, H-bond role recall 0.40
Burial
93%
Hydrophobic fit
77%
Reason: strain 49.9 kcal/mol
strain ΔE 49.9 kcal/mol 1 protein-contact clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.763 kcal/mol/HA) ✓ Good fit quality (FQ -7.20) ✓ Strong H-bond network (6 bonds) ✓ Deep burial (93% SASA buried) ✓ Lipophilic contacts well-matched (77%) ✗ Extreme strain energy (49.9 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (10)
Score
-21.352
kcal/mol
LE
-0.763
kcal/mol/HA
Fit Quality
-7.20
FQ (Leeson)
HAC
28
heavy atoms
MW
405
Da
LogP
2.66
cLogP
Strain ΔE
49.9 kcal/mol
SASA buried
93%
Lipo contact
77% BSA apolar/total
SASA unbound
651 Ų
Apolar buried
466 Ų

Interaction summary

HB 6 HY 24 PI 5 CLASH 1

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 rank2.029Score-21.352
Inter norm-0.916Intra norm0.153
Top1000noExcludedno
Contacts20H-bonds6
Artifact reasongeometry warning; 10 clashes; 1 protein clash; high strain Δ 49.9
Residues
ALA40 ASN125 GLN124 GLU192 GLY191 GLY39 HIS144 HIS222 ILE126 LEU194 LEU95 PHE189 PHE190 PHE51 PHE74 PRO223 THR71 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 overlap14Native recall0.78
Jaccard0.58RMSD-
HB strict2Strict recall0.40
HB same residue+role2HB role recall0.40
HB same residue2HB residue recall0.50

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
59 0.41201140335404685 -1.15559 -31.5936 10 15 0 0.00 0.00 - no Open
49 2.0292142834745297 -0.915886 -21.3522 6 20 14 0.78 0.40 - no Current
35 2.6283299162829468 -0.869185 -14.0385 10 15 0 0.00 0.00 - no Open
47 3.4905759248111257 -1.07919 -20.4944 6 22 0 0.00 0.00 - no Open
57 4.819437786996728 -0.834728 -19.2545 13 16 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 -21.352kcal/mol
Ligand efficiency (LE) -0.7626kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.199
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 28HA

Physicochemical properties

Molecular weight 405.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.66
Lipinski: ≤ 5
Rotatable bonds 9

Conformational strain (MMFF94s)

Strain energy (ΔE) 49.93kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 54.68kcal/mol
Minimised FF energy 4.75kcal/mol

SASA & burial

✓ computed
SASA (unbound) 650.6Ų
Total solvent-accessible surface area of free ligand
BSA total 607.2Ų
Buried surface area upon binding
BSA apolar 466.1Ų
Hydrophobic contacts buried
BSA polar 141.1Ų
Polar contacts buried
Fraction buried 93.3%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 76.8%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1938.7Ų
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 925.8Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)