FAIRMol

NMT-TY0655

Pose ID 3697 Compound 642 Pose 311

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-TY0655
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
45.5 kcal/mol
Protein clashes
6
Internal clashes
8
Native overlap
contact recall 0.76, Jaccard 0.67, H-bond role recall 0.25
Burial
97%
Hydrophobic fit
70%
Reason: 8 internal clashes, strain 45.5 kcal/mol
strain ΔE 45.5 kcal/mol 6 protein-contact clashes 8 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.724 kcal/mol/HA) ✓ Good fit quality (FQ -6.91) ✓ Strong H-bond network (7 bonds) ✓ Deep burial (97% SASA buried) ✓ Lipophilic contacts well-matched (70%) ✗ Extreme strain energy (45.5 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (15)
Score
-20.992
kcal/mol
LE
-0.724
kcal/mol/HA
Fit Quality
-6.91
FQ (Leeson)
HAC
29
heavy atoms
MW
432
Da
LogP
2.70
cLogP
Strain ΔE
45.5 kcal/mol
SASA buried
97%
Lipo contact
70% BSA apolar/total
SASA unbound
626 Ų
Apolar buried
425 Ų

Interaction summary

HB 7 HY 24 PI 3 CLASH 8
Final rank4.455Score-20.992
Inter norm-0.799Intra norm0.075
Top1000noExcludedno
Contacts19H-bonds7
Artifact reasongeometry warning; 15 clashes; 2 protein clashes; 3 cofactor-context clashes; high strain Δ 45.6
Residues
ALA34 ARG100 ARG59 ASP54 GLY161 ILE160 ILE47 LEU90 LEU97 MET55 NDP301 PHE58 PHE94 PRO91 THR86 TRP49 TYR166 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 overlap16Native recall0.76
Jaccard0.67RMSD-
HB strict1Strict recall0.20
HB same residue+role1HB role recall0.25
HB same residue2HB residue recall0.50

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
326 0.39386311158270365 -0.8634 -22.2003 2 17 0 0.00 0.00 - no Open
293 1.2975525399078252 -1.10036 -23.287 13 17 0 0.00 0.00 - no Open
332 1.3509669263374375 -0.818891 -24.2435 5 11 0 0.00 0.00 - no Open
398 1.4248474191431448 -0.818797 -26.084 9 16 0 0.00 0.00 - no Open
357 3.063569507923383 -0.975157 -27.1958 7 17 1 0.05 0.00 - no Open
313 3.4863292709253897 -0.889455 -25.7264 6 20 0 0.00 0.00 - no Open
259 3.781044729591084 -0.939023 -26.3803 12 15 0 0.00 0.00 - no Open
295 3.793518326281322 -1.06178 -33.4595 9 16 1 0.05 0.00 - no Open
353 3.8794253242713035 -0.880948 -26.168 8 19 0 0.00 0.00 - no Open
274 3.9330832604554944 -1.0997 -26.5256 10 16 0 0.00 0.00 - no Open
429 4.328176057542405 -0.891399 -26.3856 9 19 0 0.00 0.00 - no Open
311 4.455028773878592 -0.79909 -20.9919 7 19 16 0.76 0.25 - no Current
383 4.505896017581984 -0.958315 -29.9041 7 16 0 0.00 0.00 - no Open
366 4.645579286679848 -1.01887 -29.87 8 20 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 -20.992kcal/mol
Ligand efficiency (LE) -0.7239kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -6.910
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 29HA

Physicochemical properties

Molecular weight 431.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.70
Lipinski: ≤ 5
Rotatable bonds 9

Conformational strain (MMFF94s)

Strain energy (ΔE) 45.55kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy -45.18kcal/mol
Minimised FF energy -90.73kcal/mol

SASA & burial

✓ computed
SASA (unbound) 625.7Ų
Total solvent-accessible surface area of free ligand
BSA total 605.3Ų
Buried surface area upon binding
BSA apolar 425.3Ų
Hydrophobic contacts buried
BSA polar 180.0Ų
Polar contacts buried
Fraction buried 96.7%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 70.3%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1674.8Ų
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 579.7Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)