FAIRMol

KB_chagas_8

Pose ID 13411 Compound 1551 Pose 558

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 (-1.252 kcal/mol/HA) ✓ Good fit quality (FQ -11.38) ✓ Strong H-bond network (7 bonds) ✗ High strain energy (14.7 kcal/mol) ✗ Geometry warnings ✗ Protein contact clashes ℹ SASA not computed
Score
-31.299
kcal/mol
LE
-1.252
kcal/mol/HA
Fit Quality
-11.38
FQ (Leeson)
HAC
25
heavy atoms
MW
350
Da
LogP
4.33
cLogP
Strain ΔE
14.7 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 14.7 kcal/mol

Interaction summary

Collapsible panels
H-bonds 7 Hydrophobic 24 π–π 4 Clashes 6 Severe clashes 0
Final rank2.131358637502867Score-31.2989
Inter norm-1.29129Intra norm0.0393294
Top1000noExcludedno
Contacts14H-bonds7
Artifact reasongeometry warning; 5 clashes; 6 protein contact clashes; moderate strain Δ 15.0
ResiduesA:ARG14;A:ASP161;A:CYS168;A:LEU208;A:LEU209;A:LYS178;A:MET213;A:NAP301;A:PHE97;A:PRO210;A:SER95;A:TYR174;A:VAL206;A:VAL211

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 overlap13Native recall0.68
Jaccard0.65RMSD-
H-bond strict2Strict recall0.33
H-bond same residue+role3Role recall0.60
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
558 2.131358637502867 -1.29129 -31.2989 7 14 13 0.68 0.60 - 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 -31.299kcal/mol
Ligand efficiency (LE) -1.2520kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -11.381
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 25HA

Physicochemical properties

Molecular weight 350.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 4.33
Lipinski: ≤ 5
Rotatable bonds 7

Conformational strain (MMFF94s)

Strain energy (ΔE) 14.67kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 10.67kcal/mol
Minimised FF energy -4.00kcal/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.