FAIRMol

Z56784505

Pose ID 6686 Compound 1064 Pose 590

DB fairmolDocking 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 Z56784505

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Reject SASA cached
Likely artefact or unreliable pose
Binding strong Geometry medium Native strong SASA done
Strain ΔE
40.4 kcal/mol
Protein clashes
1
Internal clashes
1
Native overlap
contact recall 0.88, Jaccard 0.83, H-bond role recall 0.36
Burial
64%
Hydrophobic fit
79%
Reason: no major geometry red flags detected
1 protein-contact clashes 39% of hydrophobic surface appears solvent-exposed (9/23 atoms). Partial exposure is common but may limit selectivity and membrane permeability.
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.528 kcal/mol/HA) ✓ Good fit quality (FQ -5.15) ✓ Strong H-bond network (10 bonds) ✓ Good burial (64% SASA buried) ✓ Lipophilic contacts well-matched (79%) ✗ Extreme strain energy (40.4 kcal/mol) ✗ Geometry warnings ✗ Protein-contact clashes (7) ✗ Many internal clashes (10)
Score
-16.374
kcal/mol
LE
-0.528
kcal/mol/HA
Fit Quality
-5.15
FQ (Leeson)
HAC
31
heavy atoms
MW
495
Da
LogP
5.32
cLogP
Strain ΔE
40.4 kcal/mol
SASA buried
64%
Lipo contact
79% BSA apolar/total
SASA unbound
725 Ų
Apolar buried
371 Ų

Interaction summary

HB 10 HY 3 PI 3 CLASH 1 ⚠ Exposure 39%

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
39% of hydrophobic surface appears solvent-exposed (9/23 atoms). Partial exposure is common but may limit selectivity and membrane permeability.
Non-polar atoms 23 Buried (contacted) 14 Exposed 9 LogP 5.32 H-bonds 10
Exposed fragments: phenyl (4/5 atoms exposed)aliphatic chain/group (5 atoms exposed)
Final rank1.484Score-16.374
Inter norm-0.811Intra norm0.283
Top1000noExcludedno
Contacts16H-bonds10
Artifact reasongeometry warning; 10 clashes; 7 protein contact clashes; high strain Δ 40.4
Residues
ALA15 ARG116 ARG140 ARG144 ASN106 ASP13 CYS72 GLY73 GLY77 HIS105 HIS14 HIS141 LEU101 SER46 THR74 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 overlap15Native recall0.88
Jaccard0.83RMSD-
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
587 0.6732515330950466 -0.870202 -25.4677 1 16 0 0.00 0.00 - no Open
590 1.4841054552117032 -0.811071 -16.3744 10 16 15 0.88 0.36 - no Current

Molecular metrics

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

Scoring & efficiency

Docking score -16.374kcal/mol
Ligand efficiency (LE) -0.5282kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -5.146
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 31HA

Physicochemical properties

Molecular weight 495.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 5.32
Lipinski: ≤ 5
Rotatable bonds 7

Conformational strain (MMFF94s)

Strain energy (ΔE) 40.40kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 88.07kcal/mol
Minimised FF energy 47.66kcal/mol

SASA & burial

✓ computed
SASA (unbound) 724.7Ų
Total solvent-accessible surface area of free ligand
BSA total 467.6Ų
Buried surface area upon binding
BSA apolar 371.2Ų
Hydrophobic contacts buried
BSA polar 96.4Ų
Polar contacts buried
Fraction buried 64.5%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 79.4%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2322.3Ų
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 704.1Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)