FAIRMol

Z19459210

Pose ID 6442 Compound 944 Pose 346

DB SELECTIONDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T10
L. infantum R5P L. infantum
Ligand Z19459210

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Weak SASA cached
Weak or marginal quality
Binding strong Geometry medium Native strong SASA done
Strain ΔE
28.5 kcal/mol
Protein clashes
4
Internal clashes
4
Native overlap
contact recall 0.71, Jaccard 0.67, H-bond role recall 0.55
Burial
77%
Hydrophobic fit
68%
Reason: no major geometry red flags detected
4 protein-contact clashes 4 intramolecular clashes 48% of hydrophobic surface appears solvent-exposed (10/21 atoms). Partial exposure is common but may limit selectivity and membrane permeability.
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.614 kcal/mol/HA) ✓ Good fit quality (FQ -6.03) ✓ Strong H-bond network (11 bonds) ✓ Deep burial (77% SASA buried) ✓ Lipophilic contacts well-matched (68%) ✗ High strain energy (28.5 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (13)
Score
-19.635
kcal/mol
LE
-0.614
kcal/mol/HA
Fit Quality
-6.03
FQ (Leeson)
HAC
32
heavy atoms
MW
458
Da
LogP
3.57
cLogP
Strain ΔE
28.5 kcal/mol
SASA buried
77%
Lipo contact
68% BSA apolar/total
SASA unbound
708 Ų
Apolar buried
374 Ų

Interaction summary

HB 11 HY 4 PI 2 CLASH 4 ⚠ Exposure 47%
⚠️Partial hydrophobic solvent exposure
48% of hydrophobic surface appears solvent-exposed (10/21 atoms). Partial exposure is common but may limit selectivity and membrane permeability.
Non-polar atoms 21 Buried (contacted) 11 Exposed 10 LogP 3.57 H-bonds 11
Exposed fragments: phenyl (5/6 atoms exposed)phenyl (6/6 atoms exposed)aliphatic chain/group (1 atom exposed)
Final rank5.167Score-19.635
Inter norm-0.742Intra norm0.128
Top1000noExcludedno
Contacts13H-bonds11
Artifact reasongeometry warning; 13 clashes; 3 protein clashes; moderate strain Δ 26.7
Residues
ALA15 ARG116 ARG140 ARG144 ASN106 GLY73 HIS105 HIS14 HIS141 LEU101 SER46 THR74 TYR49

Protein summary

155 residues
Protein targetT10Atoms4590
Residues155Chains1
Residue summaryILE:494; ARG:384; ALA:360; VAL:352; LEU:304; GLU:300; THR:280; MET:272; LYS:220; ASP:216; TYR:210; HIS:204; GLY:182; SER:176; GLN:170; ASN:140

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
Name6FXWContacts17
PoseOpen native poseHB0
IFP residues
ALA15 ARG116 ARG140 ARG144 ASN106 ASP13 CYS72 GLY73 GLY75 GLY77 HIS105 HIS14 HIS141 ILE76 LEU101 THR74 TYR49
Current overlap12Native recall0.71
Jaccard0.67RMSD-
HB strict6Strict recall0.46
HB same residue+role6HB role recall0.55
HB same residue6HB residue recall0.55

HB · H-bonds

Mode: strict. Count shows atom-level H-bonds; unique residues in summary: 0.

PI · π–π interactions

Native π–π recall is disabled because no explicit native π–π reference was stored.

HY · Hydrophobic contacts

CLASH · Clashes

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
353 0.2677846330097941 -1.07537 -27.8222 8 17 0 0.00 0.00 - no Open
385 1.072504017808142 -0.997956 -27.1257 7 18 0 0.00 0.00 - no Open
335 1.9579738510770275 -1.01092 -28.7026 6 22 0 0.00 0.00 - no Open
382 2.0108526982107993 -0.822339 -20.3127 6 13 0 0.00 0.00 - no Open
380 2.3895493898087743 -0.733724 -19.5103 13 14 0 0.00 0.00 - no Open
451 2.500575774493837 -0.801352 -19.5984 4 18 0 0.00 0.00 - no Open
365 2.585210403258686 -0.744596 -11.1465 9 20 0 0.00 0.00 - no Open
397 3.1112027661132537 -0.667648 -14.8384 8 10 0 0.00 0.00 - no Open
398 3.193158610637237 -0.881209 -19.5521 15 18 0 0.00 0.00 - no Open
436 3.954326897652338 -0.726205 -12.1702 7 19 0 0.00 0.00 - no Open
337 4.153204340630617 -0.904158 -19.2488 9 13 0 0.00 0.00 - no Open
346 5.166667667365341 -0.742034 -19.6346 11 13 12 0.71 0.55 - no Current
361 5.606440624303128 -1.02946 -25.164 13 16 5 0.29 0.27 - no Open

Molecular metrics

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

Scoring & efficiency

Docking score -19.635kcal/mol
Ligand efficiency (LE) -0.6136kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -6.034
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 32HA

Physicochemical properties

Molecular weight 458.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.57
Lipinski: ≤ 5
Rotatable bonds 9

Conformational strain (MMFF94s)

Strain energy (ΔE) 28.46kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 96.76kcal/mol
Minimised FF energy 68.30kcal/mol

SASA & burial

✓ computed
SASA (unbound) 707.8Ų
Total solvent-accessible surface area of free ligand
BSA total 546.3Ų
Buried surface area upon binding
BSA apolar 374.1Ų
Hydrophobic contacts buried
BSA polar 172.3Ų
Polar contacts buried
Fraction buried 77.2%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 68.5%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2210.6Ų
SASA_nonpolar(complex) − SASA_nonpolar(receptor) − SASA_nonpolar(ligand free). Negative = non-polar surface buried upon binding. Requires full polarity-decomposed SASA computation.
Receptor non-polar SASA 2417.4Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 677.5Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)