FAIRMol

KB_chagas_47

Pose ID 13425 Compound 824 Pose 572

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 (-0.867 kcal/mol/HA) ✓ Good fit quality (FQ -7.65) ✓ Good H-bonds (3 bonds) ✗ High strain energy (19.8 kcal/mol) ✗ Geometry warnings ✗ Protein contact clashes ℹ SASA not computed
Score
-19.940
kcal/mol
LE
-0.867
kcal/mol/HA
Fit Quality
-7.65
FQ (Leeson)
HAC
23
heavy atoms
MW
352
Da
LogP
3.58
cLogP
Strain ΔE
19.8 kcal/mol
SASA buried
computing…
Overall: Promising but geometrically suspicious
Binding evidence: strong
Native-like contacts: mixed
Ligand efficiency: excellent
Geometry reliability: low
Reason: geometry warning, clashes, protein contact clashes, strain 19.8 kcal/mol

Interaction summary

Collapsible panels
H-bonds 3 Hydrophobic 14 π–π 1 Clashes 6 Severe clashes 0
Final rank3.8503173755325215Score-19.9403
Inter norm-1.11654Intra norm0.249572
Top1000noExcludedno
Contacts10H-bonds3
Artifact reasongeometry warning; 11 clashes; 6 protein contact clashes; high strain Δ 20.7
ResiduesA:ALA96;A:ARG14;A:LEU208;A:LEU209;A:LYS13;A:NAP301;A:PHE97;A:PRO210;A:TYR174;A:TYR98

Protein summary

258 residues
Protein targetT08Atoms3881
Residues258Chains2
Residue summaryLEU:437; VAL:433; ALA:361; ARG:288; ILE:266; GLU:210; LYS:198; SER:198; ASN:182; THR:154; GLN:153; PHE:140; PRO:140; TYR:126; GLY:112; HIS:103

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
NameTbPTR1_cW_6RX6_ReadyContacts19
PoseOpen native poseH-bonds6
IFP residuesA:ARG14; A:ASP161; A:CYS168; A:GLY205; A:LEU208; A:LEU209; A:LYS178; A:MET213; A:NAP301; A:PHE171; A:PHE97; A:PRO210; A:PRO99; A:SER207; A:SER95; A:TRP221; A:TYR174; A:TYR98; A:VAL206
Current overlap8Native recall0.42
Jaccard0.38RMSD-
H-bond strict2Strict recall0.33
H-bond same residue+role2Role recall0.40
H-bond same residue2Residue recall0.40

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
232 2.834794242434497 -1.02933 -17.7647 0 11 0 0.00 0.00 - no Open
235 3.1016599288773388 -0.942173 -17.8202 0 13 0 0.00 0.00 - no Open
574 3.3728629943587816 -1.36419 -26.244 2 15 14 0.74 0.20 - no Open
572 3.8503173755325215 -1.11654 -19.9403 3 10 8 0.42 0.40 - no Current
233 3.9172101203965464 -1.02313 -17.9656 0 13 0 0.00 0.00 - no Open
230 4.521749855716406 -0.912026 -16.9128 0 12 0 0.00 0.00 - no Open
234 4.557625005324844 -0.962951 -16.7474 0 12 0 0.00 0.00 - yes Open
573 4.96742283390219 -1.0902 -18.1066 1 16 14 0.74 0.00 - yes Open
231 55.328014273835905 -0.934761 -16.9919 0 11 0 0.00 0.00 - yes Open
575 56.143906454773145 -1.22344 -24.7009 2 15 13 0.68 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 -19.940kcal/mol
Ligand efficiency (LE) -0.8670kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.652
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 23HA

Physicochemical properties

Molecular weight 352.3Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.58
Lipinski: ≤ 5
Rotatable bonds 5

Conformational strain (MMFF94s)

Strain energy (ΔE) 19.77kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 56.53kcal/mol
Minimised FF energy 36.76kcal/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.