FAIRMol

KB_chagas_16

Pose ID 3914 Compound 522 Pose 596

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

py3Dmol interaction viewer

Left: interactive complex viewer. Right: clickable PLIP-like interaction summary. Clicking an interaction thickens and highlights it in the 3D view.
Strict H-bonds Permissive H-bonds
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.972 kcal/mol/HA) ✓ Good fit quality (FQ -8.83) ✓ Strong H-bond network (9 bonds) ✗ Very high strain energy (21.8 kcal/mol) ✗ Geometry warnings ℹ SASA not computed
Score
-24.288
kcal/mol
LE
-0.972
kcal/mol/HA
Fit Quality
-8.83
FQ (Leeson)
HAC
25
heavy atoms
MW
344
Da
LogP
1.35
cLogP
Strain ΔE
21.8 kcal/mol
SASA buried
computing…
Overall: Promising but geometrically suspicious
Binding evidence: strong
Native-like contacts: strong
Ligand efficiency: excellent
Geometry reliability: low
Reason: geometry warning, clashes, strain 21.8 kcal/mol

Interaction summary

Collapsible panels
H-bonds 9 Hydrophobic 18 π–π 1 Clashes 4 Severe clashes 1
Final rank4.6521318664896825Score-24.2879
Inter norm-1.08871Intra norm0.117198
Top1000noExcludedyes
Contacts18H-bonds9
Artifact reasonexcluded; geometry warning; 11 clashes; 1 protein clash; high strain Δ 21.1
ResiduesA:ALA32;A:ASP52;A:GLY157;A:ILE45;A:LEU94;A:MET53;A:NDP301;A:PHE55;A:PHE56;A:SER44;A:SER86;A:THR180;A:TYR162;A:TYR178;A:VAL156;A:VAL30;A:VAL31;A: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

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
Name3CL9Contacts20
PoseOpen native poseH-bonds9
IFP residuesA:ALA32; A:ARG97; A:ASP52; A:ILE45; A:LEU94; A:LYS57; A:MET53; A:NDP301; A:PHE56; A:PHE91; A:PRO88; A:SER86; A:THR180; A:THR54; A:THR83; A:TYR162; A:VAL156; A:VAL30; A:VAL31; A:VAL87
Current overlap14Native recall0.70
Jaccard0.58RMSD-
H-bond strict4Strict recall0.57
H-bond same residue+role4Role recall0.80
H-bond same residue4Residue recall0.80

Hydrogen bonds

Mode: strict. Count shows atom-level H-bonds; unique residues in summary: 0.

π–π interactions

Native π–π recall is disabled because no explicit native π–π reference was stored.

Hydrophobic contacts

Clashes

All stored poses for this docking hit

PoseFinal rankInter normScoreHBContactsNative overlapNative recallHB role recallRMSDExcluded
562 3.2309025778092213 -1.17157 -28.8912 8 18 0 0.00 0.00 - no Open
597 3.785429015974857 -0.934566 -22.7562 10 19 16 0.80 0.80 - no Open
727 5.781011157662119 -0.759639 -16.2355 5 10 0 0.00 0.00 - no Open
598 4.579218795457623 -1.05652 -23.4495 6 17 14 0.70 0.80 - yes Open
596 4.6521318664896825 -1.08871 -24.2879 9 18 14 0.70 0.80 - yes Current
560 5.159170491104661 -1.16271 -24.8975 5 14 0 0.00 0.00 - yes Open
561 5.235738166848403 -1.26246 -31.4345 8 16 0 0.00 0.00 - yes Open
559 5.341746462584855 -1.24649 -30.8984 6 16 0 0.00 0.00 - yes Open
599 7.128453702344347 -0.913587 -23.5183 6 16 12 0.60 0.00 - yes Open
726 8.172898536219018 -0.728896 -15.5353 7 12 0 0.00 0.00 - yes Open

Molecular metrics

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

Scoring & efficiency

Docking score -24.288kcal/mol
Ligand efficiency (LE) -0.9715kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.832
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 25HA

Physicochemical properties

Molecular weight 344.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 1.35
Lipinski: ≤ 5
Rotatable bonds 4

Conformational strain (MMFF94s)

Strain energy (ΔE) 21.80kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy -111.88kcal/mol
Minimised FF energy -133.68kcal/mol

SASA & burial (FreeSASA)

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