FAIRMol

OHD_MAC_29

Pose ID 12505 Compound 654 Pose 304

DB SELECTIONDocking 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_29
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
27.6 kcal/mol
Protein clashes
7
Internal clashes
7
Native overlap
contact recall 0.26, Jaccard 0.17, H-bond role recall 0.20
Burial
91%
Hydrophobic fit
76%
Reason: 7 internal clashes
7 protein-contact clashes 7 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.923 kcal/mol/HA) ✓ Good fit quality (FQ -8.99) ✓ Strong H-bond network (10 bonds) ✓ Deep burial (91% SASA buried) ✓ Lipophilic contacts well-matched (76%) ✗ High strain energy (27.6 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (15)
Score
-28.607
kcal/mol
LE
-0.923
kcal/mol/HA
Fit Quality
-8.99
FQ (Leeson)
HAC
31
heavy atoms
MW
442
Da
LogP
3.52
cLogP
Strain ΔE
27.6 kcal/mol
SASA buried
91%
Lipo contact
76% BSA apolar/total
SASA unbound
664 Ų
Apolar buried
461 Ų

Interaction summary

HB 10 HY 14 PI 1 CLASH 7
Final rank4.332Score-28.607
Inter norm-1.068Intra norm0.140
Top1000noExcludedno
Contacts21H-bonds10
Artifact reasongeometry warning; 15 clashes; 2 protein clashes; moderate strain Δ 27.6
Residues
ALA363 ALA365 ARG287 ASP327 CYS52 CYS57 GLY161 GLY56 ILE199 LEU334 LYS60 NDP800 PHE367 PRO336 PRO435 SER14 SER162 SER364 THR335 THR51 VAL362

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

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

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
345 1.281160982199155 -1.09103 -29.3489 9 14 0 0.00 0.00 - no Open
346 2.086611465644449 -0.779319 -19.2191 9 20 0 0.00 0.00 - no Open
368 3.1889186452939353 -0.669263 -11.7161 9 13 0 0.00 0.00 - no Open
438 3.2731217248448337 -0.748078 -18.0424 3 14 0 0.00 0.00 - no Open
394 3.6894223208881654 -0.987747 -21.9886 6 18 0 0.00 0.00 - no Open
369 3.8014505493670785 -0.765838 -15.6973 7 16 0 0.00 0.00 - no Open
363 3.857012961043758 -0.834962 -24.8622 2 15 0 0.00 0.00 - no Open
344 4.302709681412365 -0.993175 -25.758 16 25 0 0.00 0.00 - no Open
304 4.332364877354195 -1.06815 -28.6066 10 21 7 0.26 0.20 - no Current
360 5.131852192260474 -0.967822 -24.7863 11 17 0 0.00 0.00 - no Open
435 5.45459249045296 -0.970835 -27.0132 8 13 0 0.00 0.00 - no Open
306 6.882292088589973 -0.876724 -20.9345 16 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 -28.607kcal/mol
Ligand efficiency (LE) -0.9228kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.990
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 31HA

Physicochemical properties

Molecular weight 441.8Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.52
Lipinski: ≤ 5
Rotatable bonds 7

Conformational strain (MMFF94s)

Strain energy (ΔE) 27.55kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 108.68kcal/mol
Minimised FF energy 81.12kcal/mol

SASA & burial

✓ computed
SASA (unbound) 664.2Ų
Total solvent-accessible surface area of free ligand
BSA total 606.1Ų
Buried surface area upon binding
BSA apolar 460.8Ų
Hydrophobic contacts buried
BSA polar 145.3Ų
Polar contacts buried
Fraction buried 91.2%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 76.0%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -3081.6Ų
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 1487.7Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)