FAIRMol

OHD_MAC_72

Pose ID 12518 Compound 1710 Pose 317

DB fairmolDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T19
T. brucei TR (NADPH binding site) T. brucei NADPH binding site
Ligand OHD_MAC_72
PDB2WOV

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Weak SASA cached
Promising but geometrically suspicious
Binding strong Geometry low Native mixed SASA done
Strain ΔE
13.5 kcal/mol
Protein clashes
5
Internal clashes
8
Native overlap
contact recall 0.26, Jaccard 0.17, H-bond role recall 0.20
Burial
91%
Hydrophobic fit
80%
Reason: 8 internal clashes
5 protein-contact clashes 8 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-1.034 kcal/mol/HA) ✓ Good fit quality (FQ -9.87) ✓ Strong H-bond network (9 bonds) ✓ Deep burial (91% SASA buried) ✓ Lipophilic contacts well-matched (80%) ✗ Moderate strain (13.5 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (14)
Score
-29.973
kcal/mol
LE
-1.034
kcal/mol/HA
Fit Quality
-9.87
FQ (Leeson)
HAC
29
heavy atoms
MW
391
Da
LogP
3.16
cLogP
Strain ΔE
13.5 kcal/mol
SASA buried
91%
Lipo contact
80% BSA apolar/total
SASA unbound
651 Ų
Apolar buried
470 Ų

Interaction summary

HB 9 HY 23 PI 2 CLASH 8

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 rank3.154Score-29.973
Inter norm-1.117Intra norm0.068
Top1000noExcludedno
Contacts21H-bonds9
Artifact reasongeometry warning; 14 clashes; 1 protein clash; 3 cofactor-context clashes
Residues
ALA363 ARG287 ASN179 CYS57 GLN439 GLY56 ILE199 LEU334 LYS60 MET333 NDP800 PHE182 PHE203 PHE367 PRO336 SER178 SER364 THR335 THR51 VAL362 VAL55

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
Name2WOVContacts27
PoseOpen native poseHB0
IFP residues
ALA284 ALA365 ARG222 ARG228 ARG287 ASN223 ASN254 GLN165 GLU202 GLY195 GLY196 GLY197 GLY286 ILE199 ILE285 LEU227 LEU334 LYS60 MET333 NDP800 PHE198 PHE367 PRO167 SER200 TYR221 VAL194 VAL366
Current overlap7Native recall0.26
Jaccard0.17RMSD-
HB strict1Strict recall0.08
HB same residue+role1HB role recall0.20
HB same residue1HB residue recall0.25

Protein summary

493 residues
Protein targetT19Atoms7541
Residues493Chains1
Residue summaryVAL:768; LYS:704; LEU:703; ILE:532; GLU:450; THR:434; ARG:408; PHE:400; ALA:390; ASN:350; PRO:350; GLY:336; SER:330; TYR:294; ASP:264; MET:221

Receptor context

1 kept / 0 excluded
Receptor context filtering: interactions and SASA are computed against protein atoms plus allowed cofactors/ions. Native ligand-like HETATM partners are excluded from scoring.
Kept context 1 Excluded HETATM 0
Kept cofactors / ions
C:NDP800

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
371 0.6766080884637871 -0.850212 -23.5297 6 13 0 0.00 0.00 - no Open
456 1.3298642730659846 -0.876871 -20.7915 4 15 0 0.00 0.00 - no Open
371 1.6592905543340895 -1.1365 -32.2539 5 15 0 0.00 0.00 - no Open
321 2.4630441993751795 -0.956144 -26.0216 9 14 0 0.00 0.00 - no Open
382 2.4869569999026053 -0.980507 -24.896 6 15 0 0.00 0.00 - no Open
317 3.15422312242859 -1.11678 -29.9725 9 21 7 0.26 0.20 - no Current
390 3.359899098482382 -0.766488 -19.917 11 14 0 0.00 0.00 - no Open
348 3.455414740609191 -1.03631 -22.4 10 15 0 0.00 0.00 - no Open
482 3.675347513604983 -0.805846 -18.1081 3 15 0 0.00 0.00 - no Open
420 3.9699373391131556 -0.795492 -16.2866 6 17 0 0.00 0.00 - no Open
325 4.385363427863706 -0.85659 -21.0096 11 17 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 -29.973kcal/mol
Ligand efficiency (LE) -1.0335kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -9.866
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 29HA

Physicochemical properties

Molecular weight 391.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.16
Lipinski: ≤ 5
Rotatable bonds 7

Conformational strain (MMFF94s)

Strain energy (ΔE) 13.52kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 71.65kcal/mol
Minimised FF energy 58.13kcal/mol

SASA & burial

✓ computed
SASA (unbound) 650.7Ų
Total solvent-accessible surface area of free ligand
BSA total 589.8Ų
Buried surface area upon binding
BSA apolar 470.0Ų
Hydrophobic contacts buried
BSA polar 119.7Ų
Polar contacts buried
Fraction buried 90.6%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 79.7%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -3107.1Ų
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 4064.7Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 1482.7Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)