FAIRMol

KB_chagas_34

Pose ID 10866 Compound 1335 Pose 428

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 (-0.860 kcal/mol/HA) ✓ Good fit quality (FQ -8.45) ✗ High strain energy (16.6 kcal/mol) ✗ Geometry warnings ✗ Protein contact clashes ℹ SASA not computed
Score
-27.507
kcal/mol
LE
-0.860
kcal/mol/HA
Fit Quality
-8.45
FQ (Leeson)
HAC
32
heavy atoms
MW
433
Da
LogP
2.82
cLogP
Strain ΔE
16.6 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 16.6 kcal/mol

Interaction summary

Collapsible panels
H-bonds 2 Hydrophobic 24 π–π 4 Clashes 3 Severe clashes 0
Final rank2.8453304328667435Score-27.5066
Inter norm-0.924444Intra norm0.0648615
Top1000noExcludedno
Contacts18H-bonds2
Artifact reasongeometry warning; 12 clashes; 3 protein contact clashes; moderate strain Δ 13.8
ResiduesA:ARG14;A:ASP161;A:CYS168;A:GLU217;A:GLY205;A:LEU208;A:LEU209;A:LYS220;A:MET169;A:MET213;A:NAP301;A:PHE171;A:PHE97;A:PRO210;A:TRP221;A:TYR174;A:VAL206;D:HIS267

Protein summary

275 residues
Protein targetT07Atoms3932
Residues275Chains3
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 overlap14Native recall0.74
Jaccard0.61RMSD-
H-bond strict1Strict recall0.17
H-bond same residue+role1Role recall0.20
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
425 2.628212829965432 -0.920232 -27.0346 1 18 14 0.74 0.00 - no Open
428 2.8453304328667435 -0.924444 -27.5066 2 18 14 0.74 0.20 - no Current
549 3.457529237564331 -0.698753 -21.5775 3 15 0 0.00 0.00 - no Open
427 3.4946831611465887 -0.905103 -25.5097 1 16 14 0.74 0.00 - no Open
426 3.7259228117587933 -0.934481 -26.0996 1 18 14 0.74 0.00 - no Open
646 4.6705171783826085 -0.593808 -14.4305 4 10 0 0.00 0.00 - no Open
649 5.270573537667395 -0.622043 -17.9812 2 16 0 0.00 0.00 - no Open
645 6.486326724507455 -0.649781 -18.6579 2 17 0 0.00 0.00 - no Open
429 4.557907944990918 -0.982697 -28.5447 2 18 14 0.74 0.00 - yes Open
551 4.99666084728087 -0.602868 -17.9818 3 15 0 0.00 0.00 - yes Open
552 5.51605662283569 -0.602072 -18.0385 3 13 0 0.00 0.00 - yes Open
647 6.433536231007473 -0.64547 -18.824 2 17 0 0.00 0.00 - yes Open
550 6.678794562632069 -0.629804 -16.8528 2 13 0 0.00 0.00 - yes Open
648 7.984759721304229 -0.602121 -14.9534 4 13 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 -27.507kcal/mol
Ligand efficiency (LE) -0.8596kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.453
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 32HA

Physicochemical properties

Molecular weight 432.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.82
Lipinski: ≤ 5
Rotatable bonds 5

Conformational strain (MMFF94s)

Strain energy (ΔE) 16.64kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 46.73kcal/mol
Minimised FF energy 30.10kcal/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.