FAIRMol

Z27783017

Pose ID 12634 Compound 4617 Pose 433

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 Z27783017
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
Weak or marginal quality
Binding strong Geometry high Native mixed SASA done
Strain ΔE
9.7 kcal/mol
Protein clashes
2
Internal clashes
1
Native overlap
contact recall 0.26, Jaccard 0.18, H-bond role recall 0.00
Burial
94%
Hydrophobic fit
93%
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 (-1.136 kcal/mol/HA) ✓ Good fit quality (FQ -10.60) ✓ Good H-bonds (3 bonds) ✓ Deep burial (94% SASA buried) ✓ Lipophilic contacts well-matched (93%) ✗ Moderate strain (9.7 kcal/mol) ✗ Geometry warnings ✗ Minor protein-contact clashes (2) ✗ Many internal clashes (13)
Score
-30.663
kcal/mol
LE
-1.136
kcal/mol/HA
Fit Quality
-10.60
FQ (Leeson)
HAC
27
heavy atoms
MW
353
Da
LogP
5.10
cLogP
Strain ΔE
9.7 kcal/mol
SASA buried
94%
Lipo contact
93% BSA apolar/total
SASA unbound
625 Ų
Apolar buried
545 Ų

Interaction summary

HB 3 HY 20 PI 0 CLASH 1
Final rank0.643Score-30.663
Inter norm-1.150Intra norm0.013
Top1000noExcludedno
Contacts19H-bonds3
Artifact reasongeometry warning; 13 clashes; 2 protein contact clashes; 1 cofactor-context clash
Residues
ALA365 ARG287 ASP327 CYS52 CYS57 GLY56 ILE199 LEU334 LYS60 NDP800 PHE182 PHE203 PHE367 PRO336 SER178 SER364 THR335 THR51 VAL55

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
Jaccard0.18RMSD-
HB strict0Strict recall0.00
HB same residue+role0HB role recall0.00
HB same residue0HB residue recall0.00

HB · H-bonds

Mode: strict. Count shows atom-level H-bonds; unique residues in summary: 0.

PI · π–π interactions

No pi · π–π interactions detected for this pose.

HY · Hydrophobic contacts

CLASH · Clashes

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
433 0.6426313206788294 -1.1503 -30.6628 3 19 7 0.26 0.00 - no Current
526 3.081525312828277 -0.842445 -19.0797 3 13 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 -30.663kcal/mol
Ligand efficiency (LE) -1.1357kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -10.595
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 27HA

Physicochemical properties

Molecular weight 353.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 5.10
Lipinski: ≤ 5
Rotatable bonds 4

Conformational strain (MMFF94s)

Strain energy (ΔE) 9.72kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 48.56kcal/mol
Minimised FF energy 38.85kcal/mol

SASA & burial

✓ computed
SASA (unbound) 625.4Ų
Total solvent-accessible surface area of free ligand
BSA total 586.4Ų
Buried surface area upon binding
BSA apolar 544.9Ų
Hydrophobic contacts buried
BSA polar 41.4Ų
Polar contacts buried
Fraction buried 93.8%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 92.9%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -3168.8Ų
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 1479.9Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)