FAIRMol

Z20229393

Pose ID 6479 Compound 4 Pose 383

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 Z20229393

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Promising SASA cached
Promising and worth follow-up
Binding strong Geometry high Native strong SASA done
Strain ΔE
8.7 kcal/mol
Protein clashes
2
Internal clashes
2
Native overlap
contact recall 0.65, Jaccard 0.52, H-bond role recall 0.36
Burial
75%
Hydrophobic fit
75%
Reason: no major geometry red flags detected
2 protein-contact clashes 47% of hydrophobic surface appears solvent-exposed (8/17 atoms). Partial exposure is common but may limit selectivity and membrane permeability.
Molecular report
Full metrics ↗
Promising Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-0.952 kcal/mol/HA) ✓ Good fit quality (FQ -8.53) ✓ Strong H-bond network (10 bonds) ✓ Deep burial (75% SASA buried) ✓ Lipophilic contacts well-matched (75%) ✗ Moderate strain (8.7 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (6)
Score
-22.854
kcal/mol
LE
-0.952
kcal/mol/HA
Fit Quality
-8.53
FQ (Leeson)
HAC
24
heavy atoms
MW
354
Da
LogP
4.65
cLogP
Strain ΔE
8.7 kcal/mol
SASA buried
75%
Lipo contact
75% BSA apolar/total
SASA unbound
594 Ų
Apolar buried
335 Ų

Interaction summary

HB 10 HY 3 PI 2 CLASH 2 ⚠ Exposure 47%

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

⚠️Partial hydrophobic solvent exposure
47% of hydrophobic surface appears solvent-exposed (8/17 atoms). Partial exposure is common but may limit selectivity and membrane permeability.
Non-polar atoms 17 Buried (contacted) 9 Exposed 8 LogP 4.65 H-bonds 10
Exposed fragments: phenyl (4/5 atoms exposed)phenyl (4/6 atoms exposed)aliphatic chain/group (2 atoms exposed)
Final rank2.012Score-22.854
Inter norm-1.016Intra norm0.063
Top1000noExcludedno
Contacts15H-bonds10
Artifact reasongeometry warning; 6 clashes; 1 protein clash
Residues
ALA15 ARG116 ARG140 ARG144 ASP13 ASP44 CYS72 GLY73 HIS105 HIS14 HIS141 SER46 THR45 TYR17 TYR49

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 overlap11Native recall0.65
Jaccard0.52RMSD-
HB strict6Strict recall0.46
HB same residue+role4HB role recall0.36
HB same residue4HB residue recall0.36

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

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
389 -0.18784752275886354 -1.01592 -23.8653 1 17 0 0.00 0.00 - no Open
480 0.044810234807672045 -1.09043 -25.2406 2 15 0 0.00 0.00 - no Open
471 0.05669390183562073 -1.09591 -25.194 3 16 0 0.00 0.00 - no Open
419 0.2488068813182308 -1.18196 -27.8753 4 15 0 0.00 0.00 - no Open
441 1.2946467321758754 -1.18634 -27.2383 3 13 0 0.00 0.00 - no Open
383 2.0117884778778174 -1.01577 -22.8536 10 15 11 0.65 0.36 - no Current
372 2.25182953308986 -1.35937 -32.3799 4 11 0 0.00 0.00 - no Open
390 2.8542622317418695 -1.17081 -26.8659 9 15 4 0.24 0.18 - 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 -22.854kcal/mol
Ligand efficiency (LE) -0.9522kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.534
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 24HA

Physicochemical properties

Molecular weight 354.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 4.65
Lipinski: ≤ 5
Rotatable bonds 4

Conformational strain (MMFF94s)

Strain energy (ΔE) 8.75kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 12.94kcal/mol
Minimised FF energy 4.19kcal/mol

SASA & burial

✓ computed
SASA (unbound) 593.7Ų
Total solvent-accessible surface area of free ligand
BSA total 445.4Ų
Buried surface area upon binding
BSA apolar 335.4Ų
Hydrophobic contacts buried
BSA polar 110.0Ų
Polar contacts buried
Fraction buried 75.0%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 75.3%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2193.6Ų
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 666.9Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)