FAIRMol

KB_chagas_165

Pose ID 3957 Compound 268 Pose 639

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 ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.684 kcal/mol/HA) ✓ Good fit quality (FQ -6.60) ✓ Good H-bonds (5 bonds) ✗ Very high strain energy (25.9 kcal/mol) ✗ Geometry warnings ✗ Protein contact clashes ℹ SASA not computed
Score
-20.523
kcal/mol
LE
-0.684
kcal/mol/HA
Fit Quality
-6.60
FQ (Leeson)
HAC
30
heavy atoms
MW
409
Da
LogP
2.36
cLogP
Strain ΔE
25.9 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, protein contact clashes, strain 25.9 kcal/mol

Interaction summary

Collapsible panels
H-bonds 5 Hydrophobic 24 π–π 1 Clashes 8 Severe clashes 0
Final rank5.48505409697154Score-20.5232
Inter norm-0.835843Intra norm0.151737
Top1000noExcludedno
Contacts20H-bonds5
Artifact reasongeometry warning; 13 clashes; 8 protein contact clashes; high strain Δ 32.4
ResiduesA:ALA32;A:ARG97;A:GLY157;A:ILE45;A:LEU94;A:LYS57;A:LYS95;A:MET53;A:NDP301;A:PHE56;A:PHE91;A:PRO88;A:PRO93;A:SER86;A:THR83;A:TYR162;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 overlap17Native recall0.85
Jaccard0.74RMSD-
H-bond strict3Strict recall0.43
H-bond same residue+role3Role recall0.60
H-bond same residue3Residue recall0.60

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
597 4.943045096372184 -0.624156 -16.286 2 13 0 0.00 0.00 - no Open
793 5.224881140148423 -0.76179 -17.16 6 19 0 0.00 0.00 - no Open
641 5.326851884794043 -0.889122 -23.7325 5 20 17 0.85 0.60 - no Open
639 5.48505409697154 -0.835843 -20.5232 5 20 17 0.85 0.60 - no Current
791 6.090518978337004 -0.846703 -23.6873 4 21 0 0.00 0.00 - yes Open
596 7.168080778535524 -0.630825 -17.3122 3 13 0 0.00 0.00 - yes Open
792 7.325456166268125 -0.862488 -22.3252 5 20 0 0.00 0.00 - yes Open
640 8.860627016356865 -0.757741 -19.2778 3 17 17 0.85 0.20 - 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 -20.523kcal/mol
Ligand efficiency (LE) -0.6841kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -6.599
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 30HA

Physicochemical properties

Molecular weight 408.6Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.36
Lipinski: ≤ 5
Rotatable bonds 7

Conformational strain (MMFF94s)

Strain energy (ΔE) 25.89kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 163.26kcal/mol
Minimised FF energy 137.37kcal/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.