FAIRMol

Z1037335832

Pose ID 12813 Compound 5084 Pose 612

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 Z1037335832
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
23.1 kcal/mol
Protein clashes
2
Internal clashes
2
Native overlap
contact recall 0.30, Jaccard 0.20, H-bond role recall 0.20
Burial
96%
Hydrophobic fit
95%
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 (-1.202 kcal/mol/HA) ✓ Good fit quality (FQ -11.07) ✓ Strong H-bond network (6 bonds) ✓ Deep burial (96% SASA buried) ✓ Lipophilic contacts well-matched (95%) ✗ High strain energy (23.1 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (14)
Score
-31.254
kcal/mol
LE
-1.202
kcal/mol/HA
Fit Quality
-11.07
FQ (Leeson)
HAC
26
heavy atoms
MW
341
Da
LogP
5.18
cLogP
Strain ΔE
23.1 kcal/mol
SASA buried
96%
Lipo contact
95% BSA apolar/total
SASA unbound
620 Ų
Apolar buried
566 Ų

Interaction summary

HB 6 HY 21 PI 2 CLASH 2
Final rank2.189Score-31.254
Inter norm-1.360Intra norm0.158
Top1000noExcludedno
Contacts21H-bonds6
Artifact reasongeometry warning; 14 clashes; 1 protein clash; moderate strain Δ 23.1
Residues
ALA338 ARG287 ASP327 CYS52 CYS57 GLU202 GLY56 ILE199 LEU334 LYS60 MET333 NDP800 PHE182 PHE203 PHE367 SER14 SER162 SER178 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 overlap8Native recall0.30
Jaccard0.20RMSD-
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
612 2.189230970038248 -1.35986 -31.2541 6 21 8 0.30 0.20 - no Current

Molecular metrics

RDKit SASA burial, strain energy (MMFF94s), ligand efficiency and fit quality for this docking pose.
✓ Metrics available

Scoring & efficiency

Docking score -31.254kcal/mol
Ligand efficiency (LE) -1.2021kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -11.075
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 26HA

Physicochemical properties

Molecular weight 341.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 5.18
Lipinski: ≤ 5
Rotatable bonds 5

Conformational strain (MMFF94s)

Strain energy (ΔE) 23.09kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 22.03kcal/mol
Minimised FF energy -1.06kcal/mol

SASA & burial

✓ computed
SASA (unbound) 620.5Ų
Total solvent-accessible surface area of free ligand
BSA total 595.7Ų
Buried surface area upon binding
BSA apolar 565.7Ų
Hydrophobic contacts buried
BSA polar 29.9Ų
Polar contacts buried
Fraction buried 96.0%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 95.0%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -3192.0Ų
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 1463.2Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)