FAIRMol

Z56864520

Pose ID 6758 Compound 575 Pose 662

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 Z56864520

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
16.5 kcal/mol
Protein clashes
4
Internal clashes
4
Native overlap
contact recall 0.76, Jaccard 0.68, H-bond role recall 0.36
Burial
72%
Hydrophobic fit
74%
Reason: no major geometry red flags detected
4 protein-contact clashes 4 intramolecular clashes 56% of hydrophobic surface appears solvent-exposed (10/18 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 (-0.968 kcal/mol/HA) ✓ Good fit quality (FQ -9.13) ✓ Strong H-bond network (13 bonds) ✓ Deep burial (72% SASA buried) ✓ Lipophilic contacts well-matched (74%) ✗ Moderate strain (16.5 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (9)
Score
-27.093
kcal/mol
LE
-0.968
kcal/mol/HA
Fit Quality
-9.13
FQ (Leeson)
HAC
28
heavy atoms
MW
413
Da
LogP
3.65
cLogP
Strain ΔE
16.5 kcal/mol
SASA buried
72%
Lipo contact
74% BSA apolar/total
SASA unbound
653 Ų
Apolar buried
347 Ų

Interaction summary

HB 13 HY 2 PI 3 CLASH 4 ⚠ Exposure 55%
⚠️Partial hydrophobic solvent exposure
56% of hydrophobic surface appears solvent-exposed (10/18 atoms). Partial exposure is common but may limit selectivity and membrane permeability.
Non-polar atoms 18 Buried (contacted) 8 Exposed 10 LogP 3.65 H-bonds 13
Exposed fragments: phenyl (6/6 atoms exposed)phenyl (1/5 atoms exposed)aliphatic chain/group (3 atoms exposed)
Final rank3.457Score-27.093
Inter norm-0.924Intra norm-0.044
Top1000noExcludedno
Contacts15H-bonds13
Artifact reasongeometry warning; 9 clashes; 2 protein clashes
Residues
ARG116 ARG140 ARG144 ASN106 ASP44 CYS72 GLY73 GLY75 GLY77 HIS105 HIS14 HIS141 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 overlap13Native recall0.76
Jaccard0.68RMSD-
HB strict6Strict recall0.46
HB same residue+role4HB role recall0.36
HB same residue5HB residue recall0.45

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
663 0.2511577254753023 -1.09851 -30.8922 4 15 0 0.00 0.00 - no Open
646 0.8020123366541132 -0.883354 -23.985 2 18 0 0.00 0.00 - no Open
644 2.060226456342705 -0.948105 -29.2566 6 11 0 0.00 0.00 - no Open
673 2.3297314190059755 -1.12086 -24.7821 13 14 0 0.00 0.00 - no Open
671 2.7084623141150126 -0.874177 -26.6575 13 15 0 0.00 0.00 - no Open
643 3.017585003862393 -0.904163 -23.0924 5 16 0 0.00 0.00 - no Open
668 3.3289291970169095 -1.03104 -25.9639 9 19 0 0.00 0.00 - no Open
639 3.377817040032817 -0.950565 -28.199 7 13 0 0.00 0.00 - no Open
662 3.4574628969651684 -0.923998 -27.0934 13 15 13 0.76 0.36 - no Current
655 5.144145577855445 -1.05202 -28.4978 16 20 5 0.29 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 -27.093kcal/mol
Ligand efficiency (LE) -0.9676kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -9.135
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 28HA

Physicochemical properties

Molecular weight 412.9Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.65
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 16.49kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 92.39kcal/mol
Minimised FF energy 75.90kcal/mol

SASA & burial

✓ computed
SASA (unbound) 652.8Ų
Total solvent-accessible surface area of free ligand
BSA total 472.3Ų
Buried surface area upon binding
BSA apolar 347.1Ų
Hydrophobic contacts buried
BSA polar 125.3Ų
Polar contacts buried
Fraction buried 72.4%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 73.5%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2211.2Ų
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 666.3Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)