FAIRMol

OSA_Lib_189

Pose ID 4650 Compound 576 Pose 1332

DB Docking_panel_21Docking pose analysis is being read from this database.
Molecular metrics status: done
Cached molecular metrics are available for this pose.
Metrics cached · SASA missing
T03
Bifunctional dihydrofolate reductase-thymidylate synthase (DHFR-TS) 'ambiguous: archive label suggests Leishmania major, structure title points to Trypanosoma cruzi template'
Ligand OSA_Lib_189
PDB3CL9

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Reject No SASA yet
Likely artefact or unreliable pose
Binding strong Geometry medium Native strong SASA missing
Strain ΔE
36.6 kcal/mol
Protein clashes
3
Internal clashes
3
Native overlap
contact recall 0.90, Jaccard 0.86, H-bond role recall 0.00
Burial
96%
Reason: no major geometry red flags detected
3 protein-contact clashes 3 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.587 kcal/mol/HA) ✓ Good fit quality (FQ -5.97) ✗ Very high strain energy (36.6 kcal/mol) ✗ Geometry warnings ✗ Protein-contact clashes (11) ✗ Many internal clashes (17) ℹ SASA not computed
Score
-21.134
kcal/mol
LE
-0.587
kcal/mol/HA
Fit Quality
-5.97
FQ (Leeson)
HAC
36
heavy atoms
MW
489
Da
LogP
1.10
cLogP
Strain ΔE
36.6 kcal/mol
SASA buried
computing…

Interaction summary

HB 1 HY 24 PI 0 CLASH 3
Final rank7.592Score-21.134
Inter norm-0.638Intra norm0.051
Top1000noExcludedno
Contacts19H-bonds1
Artifact reasongeometry warning; 17 clashes; 11 protein contact clashes; high strain Δ 34.9
Residues
ALA32 ARG97 ASP52 ILE45 LEU94 LYS57 MET53 NDP301 PHE56 PHE91 PRO88 SER86 THR83 TRP47 TYR162 VAL156 VAL30 VAL31 VAL87

Protein summary

225 residues
Protein targetT03Atoms3428
Residues225Chains2
Residue summaryLEU:380; ARG:360; VAL:272; LYS:264; ALA:240; GLU:240; PRO:224; PHE:180; THR:154; ILE:152; SER:132; TYR:126; GLN:119; ASN:98; GLY:84; 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.
Name3CL9Contacts20
PoseOpen native poseHB0
IFP residues
ALA32 ARG97 ASP52 ILE45 LEU94 LYS57 MET53 NDP301 PHE56 PHE91 PRO88 SER86 THR180 THR54 THR83 TYR162 VAL156 VAL30 VAL31 VAL87
Current overlap18Native recall0.90
Jaccard0.86RMSD-
HB strict0Strict recall0.00
HB same residue+role0HB role recall0.00
HB same residue0HB residue recall0.00

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

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
1326 4.602018481241874 -0.629637 -24.3257 0 21 18 0.90 0.00 - no Open
1322 5.205125837797029 -0.735088 -26.262 1 20 16 0.80 0.00 - no Open
1323 5.540528703381871 -0.723736 -24.582 0 21 17 0.85 0.00 - no Open
1334 6.297800712726597 -0.683268 -26.5183 1 14 11 0.55 0.00 - no Open
1331 6.546825397264573 -0.728936 -24.482 0 21 17 0.85 0.00 - no Open
1332 7.592079784702666 -0.638139 -21.1338 1 19 18 0.90 0.00 - no Current
1321 54.8996813117031 -0.62467 -20.5225 0 20 16 0.80 0.00 - no Open
1327 54.90760247093767 -0.654613 -24.618 0 21 17 0.85 0.00 - no Open
1325 55.07803929523387 -0.602244 -24.9353 1 16 15 0.75 0.00 - no Open
1328 55.0971827192367 -0.654138 -24.6725 1 16 13 0.65 0.00 - no Open
1324 56.04509772837666 -0.529835 -19.1156 1 15 12 0.60 0.20 - yes Open
1333 56.567713421730375 -0.574165 -23.511 0 11 9 0.45 0.00 - yes Open
1329 56.6890068989602 -0.615056 -21.267 0 19 16 0.80 0.00 - yes Open
1330 57.15601895077896 -0.703412 -24.8684 1 20 16 0.80 0.00 - yes Open
1336 57.72511530461719 -0.745056 -27.5138 2 18 14 0.70 0.00 - yes Open
1335 58.1900674430388 -0.628006 -22.7609 1 20 16 0.80 0.00 - yes Open

Molecular metrics

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

Scoring & efficiency

Docking score -21.134kcal/mol
Ligand efficiency (LE) -0.5871kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -5.967
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 36HA

Physicochemical properties

Molecular weight 488.7Da
Lipinski: ≤ 500 Da
LogP (cLogP) 1.10
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 36.59kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 199.58kcal/mol
Minimised FF energy 162.99kcal/mol

SASA & burial

not yet run
SASA has not been computed yet for this pose. Queue a background recompute to populate SASA burial metrics without blocking the page.