FAIRMol

NMT-TY0541

Pose ID 3669 Compound 519 Pose 283

DB SELECTIONDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T06
T. brucei DHFR T. brucei
Ligand NMT-TY0541
PDB8RHT

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 strong SASA done
Strain ΔE
49.6 kcal/mol
Protein clashes
4
Internal clashes
4
Native overlap
contact recall 0.71, Jaccard 0.65, H-bond role recall 1.00
Burial
97%
Hydrophobic fit
67%
Reason: strain 49.6 kcal/mol
strain ΔE 49.6 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 (-0.860 kcal/mol/HA) ✓ Good fit quality (FQ -7.59) ✓ Strong H-bond network (10 bonds) ✓ Deep burial (97% SASA buried) ✓ Lipophilic contacts well-matched (67%) ✗ Extreme strain energy (49.6 kcal/mol) ✗ Geometry warnings ✗ Protein-contact clashes (8) ✗ Internal clashes (7)
Score
-19.784
kcal/mol
LE
-0.860
kcal/mol/HA
Fit Quality
-7.59
FQ (Leeson)
HAC
23
heavy atoms
MW
338
Da
LogP
0.11
cLogP
Strain ΔE
49.6 kcal/mol
SASA buried
97%
Lipo contact
67% BSA apolar/total
SASA unbound
558 Ų
Apolar buried
363 Ų

Interaction summary

HB 10 HY 24 PI 3 CLASH 4
Final rank1.085Score-19.784
Inter norm-1.119Intra norm0.259
Top1000noExcludedno
Contacts17H-bonds10
Artifact reasongeometry warning; 7 clashes; 8 protein contact clashes; high strain Δ 49.6
Residues
ALA34 ARG100 ARG59 ASP54 ILE160 ILE47 LEU90 LEU97 MET55 NDP301 PHE58 PHE94 THR184 TYR166 TYR57 VAL32 VAL33

Protein summary

223 residues
Protein targetT06Atoms3452
Residues223Chains1
Residue summaryARG:408; VAL:352; LYS:308; LEU:304; PRO:238; ILE:209; GLU:195; THR:182; SER:176; ALA:160; PHE:140; ASN:126; GLY:126; ASP:108; GLN:85; NDP:74

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
A:NDP301

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
Name8RHTContacts21
PoseOpen native poseHB0
IFP residues
ALA34 ASP54 HIS182 ILE160 ILE47 LEU90 LEU97 MET55 NDP301 PHE233 PHE58 PHE94 PRO91 SER89 THR184 THR86 TRP49 TYR166 TYR57 VAL32 VAL33
Current overlap15Native recall0.71
Jaccard0.65RMSD-
HB strict4Strict recall0.80
HB same residue+role4HB role recall1.00
HB same residue4HB residue recall1.00

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
272 1.0565588024106063 -1.4079 -31.3306 13 10 0 0.00 0.00 - no Open
283 1.0848647482644131 -1.1194 -19.7839 10 17 15 0.71 1.00 - no Current
326 1.1131363785864183 -0.995394 -20.8134 11 15 0 0.00 0.00 - no Open
306 1.3109441700977569 -1.30513 -28.49 8 13 0 0.00 0.00 - no Open
338 2.507643872441264 -1.2541 -29.5019 11 11 0 0.00 0.00 - no Open
260 2.5369634862341512 -1.09721 -19.3469 9 17 1 0.05 0.00 - no Open
351 2.9440503822357695 -1.14284 -20.5628 11 18 0 0.00 0.00 - no Open
271 4.247260498455184 -1.47831 -27.6122 16 23 0 0.00 0.00 - no Open
282 4.363777071020779 -1.0561 -24.2018 7 16 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 -19.784kcal/mol
Ligand efficiency (LE) -0.8602kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.592
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 23HA

Physicochemical properties

Molecular weight 338.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 0.11
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 49.57kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy -114.42kcal/mol
Minimised FF energy -163.99kcal/mol

SASA & burial

✓ computed
SASA (unbound) 558.2Ų
Total solvent-accessible surface area of free ligand
BSA total 539.4Ų
Buried surface area upon binding
BSA apolar 363.2Ų
Hydrophobic contacts buried
BSA polar 176.2Ų
Polar contacts buried
Fraction buried 96.6%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 67.3%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1610.8Ų
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 1808.8Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 579.6Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)