FAIRMol

OHD_TB2021_64

Pose ID 6826 Compound 3718 Pose 52

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_64

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
29.5 kcal/mol
Protein clashes
2
Internal clashes
2
Native overlap
contact recall 0.72, Jaccard 0.52, H-bond role recall 0.20
Burial
76%
Hydrophobic fit
90%
Reason: no major geometry red flags detected
2 protein-contact clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.550 kcal/mol/HA) ✓ Good fit quality (FQ -5.55) ✓ Good H-bonds (4 bonds) ✓ Deep burial (76% SASA buried) ✓ Lipophilic contacts well-matched (90%) ✗ High strain energy (29.5 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (14)
Score
-19.258
kcal/mol
LE
-0.550
kcal/mol/HA
Fit Quality
-5.55
FQ (Leeson)
HAC
35
heavy atoms
MW
469
Da
LogP
3.36
cLogP
Strain ΔE
29.5 kcal/mol
SASA buried
76%
Lipo contact
90% BSA apolar/total
SASA unbound
849 Ų
Apolar buried
583 Ų

Interaction summary

HB 4 HY 24 PI 5 CLASH 2
Final rank2.679Score-19.258
Inter norm-0.725Intra norm0.175
Top1000noExcludedno
Contacts20H-bonds4
Artifact reasongeometry warning; 14 clashes; 1 protein clash; moderate strain Δ 29.4
Residues
ASN125 ASP69 ASP72 GLN124 GLU192 GLY191 HIS144 HIS222 ILE126 LEU194 LEU95 PHE189 PHE190 PHE51 PHE74 PRO223 SER75 THR71 VAL187 VAL188

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
Jaccard0.52RMSD-
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
43 2.0051270212081547 -0.669791 -24.1889 7 20 0 0.00 0.00 - no Open
68 2.0793113617384 -0.695575 -21.1268 5 22 0 0.00 0.00 - no Open
52 2.679454707604096 -0.724946 -19.2577 4 20 13 0.72 0.20 - no Current
65 3.1791525052664604 -0.635801 -16.9878 4 20 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 -19.258kcal/mol
Ligand efficiency (LE) -0.5502kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -5.550
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 35HA

Physicochemical properties

Molecular weight 468.6Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.36
Lipinski: ≤ 5
Rotatable bonds 11

Conformational strain (MMFF94s)

Strain energy (ΔE) 29.46kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 53.96kcal/mol
Minimised FF energy 24.50kcal/mol

SASA & burial

✓ computed
SASA (unbound) 849.2Ų
Total solvent-accessible surface area of free ligand
BSA total 648.5Ų
Buried surface area upon binding
BSA apolar 583.3Ų
Hydrophobic contacts buried
BSA polar 65.2Ų
Polar contacts buried
Fraction buried 76.4%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 89.9%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2176.4Ų
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 969.3Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)