FAIRMol

KB_chagas_185

Pose ID 6846 Compound 830 Pose 259

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 (-0.756 kcal/mol/HA) ✓ Good fit quality (FQ -6.87) ✗ High strain energy (14.2 kcal/mol) ✗ Geometry warnings ✗ Protein contact clashes ℹ SASA not computed
Score
-18.904
kcal/mol
LE
-0.756
kcal/mol/HA
Fit Quality
-6.87
FQ (Leeson)
HAC
25
heavy atoms
MW
348
Da
LogP
4.71
cLogP
Strain ΔE
14.2 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 14.2 kcal/mol

Interaction summary

Collapsible panels
H-bonds 1 Hydrophobic 24 π–π 2 Clashes 6 Severe clashes 0
Final rank3.128417788719187Score-18.904
Inter norm-0.836556Intra norm0.0803974
Top1000noExcludedno
Contacts13H-bonds1
Artifact reasongeometry warning; 8 clashes; 6 protein contact clashes; moderate strain Δ 14.2
ResiduesA:ARG17;A:ASP232;A:HIS241;A:LEU188;A:LEU226;A:LEU229;A:MET233;A:NDP302;A:PHE113;A:TYR191;A:TYR194;A:VAL230;D:ARG287

Protein summary

308 residues
Protein targetT04Atoms4210
Residues308Chains3
Residue summaryLEU:494; ALA:421; ARG:384; VAL:368; THR:295; TYR:231; SER:198; PRO:196; ILE:190; LYS:176; ASN:154; GLU:150; GLY:126; PHE:120; HIS:119; ASP:108

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
Name7PXXContacts19
PoseOpen native poseH-bonds8
IFP residuesA:ARG17; A:ASP181; A:GLY225; A:HIS241; A:LEU188; A:LEU226; A:LEU229; A:LYS198; A:MET233; A:NDP302; A:PHE113; A:PRO115; A:SER111; A:SER112; A:SER227; A:TYR191; A:TYR194; A:VAL230; D:ARG287
Current overlap12Native recall0.63
Jaccard0.60RMSD-
H-bond strict0Strict recall0.00
H-bond same residue+role0Role recall0.00
H-bond same residue0Residue recall0.00

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
260 2.91362615658808 -0.963719 -24.7414 1 11 11 0.58 0.20 - no Open
259 3.128417788719187 -0.836556 -18.904 1 13 12 0.63 0.00 - no Current

Molecular metrics

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

Scoring & efficiency

Docking score -18.904kcal/mol
Ligand efficiency (LE) -0.7562kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -6.874
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 25HA

Physicochemical properties

Molecular weight 348.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 4.71
Lipinski: ≤ 5
Rotatable bonds 4

Conformational strain (MMFF94s)

Strain energy (ΔE) 14.24kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 31.77kcal/mol
Minimised FF energy 17.53kcal/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.