FAIRMol

Z275022726

Pose ID 12565 Compound 2824 Pose 364

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 Z275022726
PDB2WOV

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Promising SASA cached
Promising and worth follow-up
Binding strong Geometry high Native mixed SASA done
Strain ΔE
16.3 kcal/mol
Protein clashes
1
Internal clashes
1
Native overlap
contact recall 0.30, Jaccard 0.23, H-bond role recall 0.00
Burial
92%
Hydrophobic fit
60%
Reason: no major geometry red flags detected
1 protein-contact clashes
Molecular report
Full metrics ↗
Promising Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-1.511 kcal/mol/HA) ✓ Good fit quality (FQ -13.12) ✓ Strong H-bond network (6 bonds) ✓ Deep burial (92% SASA buried) ✓ Lipophilic contacts well-matched (60%) ✗ Moderate strain (16.3 kcal/mol) ✗ Geometry warnings
Score
-33.239
kcal/mol
LE
-1.511
kcal/mol/HA
Fit Quality
-13.12
FQ (Leeson)
HAC
22
heavy atoms
MW
333
Da
LogP
2.74
cLogP
Strain ΔE
16.3 kcal/mol
SASA buried
92%
Lipo contact
60% BSA apolar/total
SASA unbound
551 Ų
Apolar buried
307 Ų

Interaction summary

HB 6 HY 11 PI 0 CLASH 1

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

Final rank1.480Score-33.239
Inter norm-1.453Intra norm-0.057
Top1000noExcludedno
Contacts16H-bonds6
Artifact reasongeometry warning; 3 clashes; 2 protein clashes
Residues
ALA365 ARG287 ASP327 CYS57 GLY56 ILE199 LEU334 LYS60 MET333 NDP800 PHE367 PRO336 SER162 SER364 THR335 THR51

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
Jaccard0.23RMSD-
HB strict0Strict recall0.00
HB same residue+role0HB role recall0.00
HB same residue0HB residue recall0.00

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
377 1.203407316066101 -1.44123 -29.4257 7 16 0 0.00 0.00 - no Open
364 1.4803074616739718 -1.45342 -33.2394 6 16 8 0.30 0.00 - no Current
429 1.546574384664465 -0.993888 -21.6201 6 12 0 0.00 0.00 - no Open
409 2.0041694598625175 -1.07628 -20.4611 8 11 0 0.00 0.00 - no Open
389 2.5970311124973797 -1.1137 -24.5546 5 15 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 -33.239kcal/mol
Ligand efficiency (LE) -1.5109kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -13.117
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 22HA

Physicochemical properties

Molecular weight 333.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.74
Lipinski: ≤ 5
Rotatable bonds 4

Conformational strain (MMFF94s)

Strain energy (ΔE) 16.31kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 27.67kcal/mol
Minimised FF energy 11.36kcal/mol

SASA & burial

✓ computed
SASA (unbound) 551.2Ų
Total solvent-accessible surface area of free ligand
BSA total 508.4Ų
Buried surface area upon binding
BSA apolar 306.6Ų
Hydrophobic contacts buried
BSA polar 201.8Ų
Polar contacts buried
Fraction buried 92.2%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 60.3%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2929.1Ų
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 1472.6Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)