FAIRMol

OHD_TC2_88

Pose ID 6860 Compound 437 Pose 86

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_TC2_88

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 high Native strong SASA done
Strain ΔE
22.2 kcal/mol
Protein clashes
2
Internal clashes
2
Native overlap
contact recall 0.72, Jaccard 0.72, H-bond role recall 0.20
Burial
63%
Hydrophobic fit
95%
Reason: no major geometry red flags detected
2 protein-contact clashes 35% of hydrophobic surface appears solvent-exposed (11/31 atoms). Partial exposure is common but may limit selectivity and membrane permeability.
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.705 kcal/mol/HA) ✓ Good fit quality (FQ -7.16) ✓ Good H-bonds (4 bonds) ✓ Good burial (63% SASA buried) ✓ Lipophilic contacts well-matched (95%) ✗ High strain energy (22.2 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (9)
Score
-25.361
kcal/mol
LE
-0.705
kcal/mol/HA
Fit Quality
-7.16
FQ (Leeson)
HAC
36
heavy atoms
MW
490
Da
LogP
4.72
cLogP
Strain ΔE
22.2 kcal/mol
SASA buried
63%
Lipo contact
95% BSA apolar/total
SASA unbound
805 Ų
Apolar buried
481 Ų

Interaction summary

HB 4 HY 23 PI 5 CLASH 2 ⚠ Exposure 35%
⚠️Partial hydrophobic solvent exposure
35% of hydrophobic surface appears solvent-exposed (11/31 atoms). Partial exposure is common but may limit selectivity and membrane permeability.
Non-polar atoms 31 Buried (contacted) 20 Exposed 11 LogP 4.72 H-bonds 4
Exposed fragments: phenyl (6/6 atoms exposed)phenyl (4/6 atoms exposed)aliphatic chain/group (3 atoms exposed)
Final rank2.286Score-25.361
Inter norm-0.681Intra norm-0.024
Top1000noExcludedno
Contacts13H-bonds4
Artifact reasongeometry warning; 9 clashes; 1 protein clash; moderate strain Δ 21.2
Residues
ASN193 GLU192 GLY191 HIS144 HIS222 LEU194 PHE189 PHE190 PHE74 PRO223 THR71 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 overlap13Native recall0.72
Jaccard0.72RMSD-
HB strict1Strict recall0.20
HB same residue+role1HB role recall0.20
HB same residue1HB residue recall0.25

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
79 1.109233937225041 -0.77582 -29.4513 7 18 0 0.00 0.00 - no Open
99 2.2844844413498375 -0.677487 -25.3613 6 18 0 0.00 0.00 - no Open
86 2.285619033236407 -0.680581 -25.3614 4 13 13 0.72 0.20 - no Current
111 2.5096473383532834 -0.718329 -22.3864 4 18 0 0.00 0.00 - no Open
121 2.9327648682862955 -0.610939 -21.4979 7 13 0 0.00 0.00 - no Open
85 3.3388170544119062 -0.601922 -22.1846 3 12 0 0.00 0.00 - no Open
69 3.4535609097157534 -0.704469 -26.6729 4 18 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 -25.361kcal/mol
Ligand efficiency (LE) -0.7045kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.160
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 36HA

Physicochemical properties

Molecular weight 489.7Da
Lipinski: ≤ 500 Da
LogP (cLogP) 4.72
Lipinski: ≤ 5
Rotatable bonds 7

Conformational strain (MMFF94s)

Strain energy (ΔE) 22.21kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 93.41kcal/mol
Minimised FF energy 71.20kcal/mol

SASA & burial

✓ computed
SASA (unbound) 805.0Ų
Total solvent-accessible surface area of free ligand
BSA total 508.6Ų
Buried surface area upon binding
BSA apolar 481.1Ų
Hydrophobic contacts buried
BSA polar 27.5Ų
Polar contacts buried
Fraction buried 63.2%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 94.6%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2174.3Ų
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 953.0Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)