FAIRMol

NMT-TY0919

Pose ID 11203 Compound 458 Pose 360

DB fairmolDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T17
T. brucei TR (Doorstop site) T. brucei Doorstop site
Ligand NMT-TY0919
PDB5S9T

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Reject SASA cached
Promising but geometrically suspicious
Binding strong Geometry low Native mixed SASA done
Strain ΔE
44.0 kcal/mol
Protein clashes
4
Internal clashes
4
Native overlap
contact recall 0.50, Jaccard 0.26, H-bond role recall 0.00
Burial
70%
Hydrophobic fit
66%
Reason: strain 44.0 kcal/mol
strain ΔE 44.0 kcal/mol 4 protein-contact clashes 4 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.884 kcal/mol/HA) ✓ Good fit quality (FQ -8.03) ✓ Strong H-bond network (10 bonds) ✓ Deep burial (70% SASA buried) ✓ Lipophilic contacts well-matched (66%) ✗ Extreme strain energy (44.0 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (7)
Score
-22.095
kcal/mol
LE
-0.884
kcal/mol/HA
Fit Quality
-8.03
FQ (Leeson)
HAC
25
heavy atoms
MW
384
Da
LogP
2.12
cLogP
Strain ΔE
44.0 kcal/mol
SASA buried
70%
Lipo contact
66% BSA apolar/total
SASA unbound
600 Ų
Apolar buried
278 Ų

Interaction summary

HB 10 HY 11 PI 0 CLASH 4

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 rank4.483Score-22.095
Inter norm-0.913Intra norm0.029
Top1000noExcludedno
Contacts17H-bonds10
Artifact reasongeometry warning; 7 clashes; 3 protein clashes; high strain Δ 44.0
Residues
ALA363 ARG331 ARG361 CYS375 GLY229 GLY376 HIS359 HIS428 ILE378 LEU332 LEU377 PHE230 SER364 THR360 THR374 VAL362 VAL381

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
Name5S9TContacts12
PoseOpen native poseHB0
IFP residues
ALA365 ARG228 ARG331 GLY229 LEU332 LEU334 MET333 PHE198 PHE230 SER364 THR374 VAL366
Current overlap6Native recall0.50
Jaccard0.26RMSD-
HB strict0Strict recall0.00
HB same residue+role0HB role recall0.00
HB same residue0HB residue recall0.00

Protein summary

1033 residues
Protein targetT17Atoms15160
Residues1033Chains2
Residue summaryVAL:1536; LEU:1387; LYS:1386; ILE:1064; GLU:900; THR:868; ARG:816; PHE:800; ALA:780; ASN:700; PRO:686; GLY:672; SER:616; TYR:588; ASP:528; MET:408

Receptor context

2 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 2 Excluded HETATM 0
Kept cofactors / ions
A:FAD501 B:FAD501

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
287 0.2889363470792667 -1.17363 -34.4435 9 14 0 0.00 0.00 - no Open
301 0.33636184693753507 -1.28042 -37.0847 11 15 0 0.00 0.00 - no Open
368 1.6944481255547275 -1.10989 -35.0793 7 15 0 0.00 0.00 - no Open
348 2.340534198261076 -0.750315 -27.2784 9 12 0 0.00 0.00 - no Open
365 2.384677313196986 -1.122 -26.8033 6 19 0 0.00 0.00 - no Open
318 2.490147275515508 -0.958879 -23.2168 4 20 0 0.00 0.00 - no Open
387 2.663891229748762 -1.07597 -35.3267 7 18 0 0.00 0.00 - no Open
312 3.254369887786896 -1.09907 -28.4908 12 15 0 0.00 0.00 - no Open
312 4.011697433010601 -1.24919 -32.1298 10 21 0 0.00 0.00 - no Open
360 4.4832135088166 -0.913499 -22.0946 10 17 6 0.50 0.00 - 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 -22.095kcal/mol
Ligand efficiency (LE) -0.8838kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.034
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 25HA

Physicochemical properties

Molecular weight 383.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.12
Lipinski: ≤ 5
Rotatable bonds 8

Conformational strain (MMFF94s)

Strain energy (ΔE) 44.00kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy -32.08kcal/mol
Minimised FF energy -76.07kcal/mol

SASA & burial

✓ computed
SASA (unbound) 599.7Ų
Total solvent-accessible surface area of free ligand
BSA total 419.3Ų
Buried surface area upon binding
BSA apolar 277.8Ų
Hydrophobic contacts buried
BSA polar 141.6Ų
Polar contacts buried
Fraction buried 69.9%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 66.2%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -6419.1Ų
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 8063.1Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 2086.8Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)