FAIRMol

Z49549408

Pose ID 6440 Compound 1394 Pose 344

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 Z49549408

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 medium Native strong SASA done
Strain ΔE
15.3 kcal/mol
Protein clashes
5
Internal clashes
5
Native overlap
contact recall 0.71, Jaccard 0.67, H-bond role recall 0.45
Burial
77%
Hydrophobic fit
75%
Reason: no major geometry red flags detected
5 protein-contact clashes 5 intramolecular clashes 54% of hydrophobic surface appears solvent-exposed (7/13 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 (-1.343 kcal/mol/HA) ✓ Good fit quality (FQ -11.00) ✓ Strong H-bond network (10 bonds) ✓ Deep burial (77% SASA buried) ✓ Lipophilic contacts well-matched (75%) ✗ Moderate strain (15.3 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (7)
Score
-25.508
kcal/mol
LE
-1.343
kcal/mol/HA
Fit Quality
-11.00
FQ (Leeson)
HAC
19
heavy atoms
MW
279
Da
LogP
2.90
cLogP
Strain ΔE
15.3 kcal/mol
SASA buried
77%
Lipo contact
75% BSA apolar/total
SASA unbound
490 Ų
Apolar buried
281 Ų

Interaction summary

HB 10 HY 2 PI 1 CLASH 5 ⚠ Exposure 53%

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
54% of hydrophobic surface appears solvent-exposed (7/13 atoms). Partial exposure is common but may limit selectivity and membrane permeability.
Non-polar atoms 13 Buried (contacted) 6 Exposed 7 LogP 2.9 H-bonds 10
Exposed fragments: phenyl (6/6 atoms exposed)aliphatic chain/group (1 atom exposed)
Final rank2.448Score-25.508
Inter norm-1.460Intra norm0.117
Top1000noExcludedno
Contacts13H-bonds10
Artifact reasongeometry warning; 7 clashes; 1 protein clash
Residues
ALA15 ARG116 ARG140 ARG144 ASN106 ASP13 CYS72 GLY73 HIS105 HIS14 HIS141 SER46 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 overlap12Native recall0.71
Jaccard0.67RMSD-
HB strict6Strict recall0.46
HB same residue+role5HB role recall0.45
HB same residue7HB residue recall0.64

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
380 1.2157029303091844 -1.31937 -22.3757 8 12 0 0.00 0.00 - no Open
365 2.03476027107978 -1.69221 -27.2831 9 18 0 0.00 0.00 - no Open
492 2.149058578081181 -1.23753 -21.0928 5 14 0 0.00 0.00 - no Open
344 2.4482415740067793 -1.45975 -25.5076 10 13 12 0.71 0.45 - no Current
368 2.7696457872585443 -1.25917 -21.824 6 11 0 0.00 0.00 - no Open
377 3.074515803373726 -1.38191 -21.767 5 13 0 0.00 0.00 - no Open
414 3.32166662867758 -1.46812 -21.6428 9 10 0 0.00 0.00 - no Open
395 3.6859088691304858 -1.28583 -23.0255 8 14 0 0.00 0.00 - 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 -25.508kcal/mol
Ligand efficiency (LE) -1.3425kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -11.004
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 19HA

Physicochemical properties

Molecular weight 278.7Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.90
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 15.26kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 68.33kcal/mol
Minimised FF energy 53.06kcal/mol

SASA & burial

✓ computed
SASA (unbound) 490.1Ų
Total solvent-accessible surface area of free ligand
BSA total 376.4Ų
Buried surface area upon binding
BSA apolar 281.4Ų
Hydrophobic contacts buried
BSA polar 94.9Ų
Polar contacts buried
Fraction buried 76.8%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 74.8%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2100.2Ų
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 711.7Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)