FAIRMol

OSA_Lib_131

Pose ID 4462 Compound 660 Pose 1144

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_131
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
33.9 kcal/mol
Protein clashes
4
Internal clashes
4
Native overlap
contact recall 0.60, Jaccard 0.50, H-bond role recall 0.00
Burial
90%
Reason: no major geometry red flags detected
4 protein-contact clashes 4 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.718 kcal/mol/HA) ✓ Good fit quality (FQ -7.19) ✗ Very high strain energy (33.9 kcal/mol) ✗ No H-bonds detected ✗ Geometry warnings ✗ Protein-contact clashes (11) ✗ Many internal clashes (14) ℹ SASA not computed
Score
-24.417
kcal/mol
LE
-0.718
kcal/mol/HA
Fit Quality
-7.19
FQ (Leeson)
HAC
34
heavy atoms
MW
462
Da
LogP
2.19
cLogP
Strain ΔE
33.9 kcal/mol
SASA buried
computing…

Interaction summary

HB 0 HY 24 PI 2 CLASH 4
Final rank55.585Score-24.417
Inter norm-0.733Intra norm0.015
Top1000noExcludedno
Contacts16H-bonds0
Artifact reasongeometry warning; 14 clashes; 11 protein contact clashes
Residues
ALA32 ARG48 ARG97 ASP52 ILE45 LEU94 LYS57 LYS95 MET53 PHE56 PHE91 PRO88 SER86 TRP47 VAL49 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 overlap12Native recall0.60
Jaccard0.50RMSD-
HB strict0Strict recall0.00
HB same residue+role0HB role recall0.00
HB same residue0HB residue recall0.00

HB · H-bonds

No hb · h-bonds detected for this pose.

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
1142 5.722766935425323 -0.696216 -21.6818 0 20 16 0.80 0.00 - no Open
1145 5.962970779242355 -0.540723 -16.0239 1 18 15 0.75 0.00 - no Open
1141 6.365473621459786 -0.662557 -21.0644 1 16 14 0.70 0.00 - no Open
1147 55.18638828881033 -0.767555 -23.9885 0 22 19 0.95 0.00 - no Open
1144 55.58547315408519 -0.732831 -24.417 0 16 12 0.60 0.00 - no Current
1143 55.74552272385082 -0.579519 -17.6103 2 14 13 0.65 0.20 - no Open
1148 54.94923728449008 -0.629624 -21.8043 2 18 13 0.65 0.00 - yes Open
1146 58.0817594766999 -0.628661 -14.0233 0 19 17 0.85 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 -24.417kcal/mol
Ligand efficiency (LE) -0.7181kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.186
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 34HA

Physicochemical properties

Molecular weight 461.7Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.19
Lipinski: ≤ 5
Rotatable bonds 7

Conformational strain (MMFF94s)

Strain energy (ΔE) 33.90kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 89.03kcal/mol
Minimised FF energy 55.13kcal/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.