FAIRMol

Z56821211

Pose ID 7397 Compound 935 Pose 623

DB SELECTIONDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T11
L. infantum SIR2 L. infantum
Ligand Z56821211

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 high Native strong SASA done
Strain ΔE
24.8 kcal/mol
Protein clashes
2
Internal clashes
2
Native overlap
contact recall 0.72, Jaccard 0.52, H-bond role recall 0.60
Burial
92%
Hydrophobic fit
77%
Reason: no major geometry red flags detected
2 protein-contact clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.972 kcal/mol/HA) ✓ Good fit quality (FQ -8.84) ✓ Strong H-bond network (6 bonds) ✓ Deep burial (92% SASA buried) ✓ Lipophilic contacts well-matched (77%) ✗ High strain energy (24.8 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (6)
Score
-24.302
kcal/mol
LE
-0.972
kcal/mol/HA
Fit Quality
-8.84
FQ (Leeson)
HAC
25
heavy atoms
MW
356
Da
LogP
2.23
cLogP
Strain ΔE
24.8 kcal/mol
SASA buried
92%
Lipo contact
77% BSA apolar/total
SASA unbound
623 Ų
Apolar buried
440 Ų

Interaction summary

HB 6 HY 24 PI 4 CLASH 2
Final rank1.632Score-24.302
Inter norm-1.102Intra norm0.130
Top1000noExcludedno
Contacts20H-bonds6
Artifact reasongeometry warning; 6 clashes; 1 protein clash; moderate strain Δ 24.8
Residues
ASN125 ASP127 GLN124 GLU192 GLY191 HIS144 HIS222 ILE126 ILE48 LEU194 LEU93 LEU95 PHE189 PHE190 PHE51 PHE74 PRO223 VAL187 VAL188 VAL221

Protein summary

287 residues
Protein targetT11Atoms4391
Residues287Chains1
Residue summaryLEU:627; ARG:432; VAL:384; GLU:316; PHE:300; ILE:285; ALA:260; PRO:238; HIS:187; ASP:157; LYS:154; SER:154; THR:154; GLY:147; ASN:140; TYR:126

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
Name5OL0Contacts18
PoseOpen native poseHB0
IFP residues
ASN193 GLN220 GLU192 GLY191 HIS144 HIS222 ILE126 LEU194 LEU226 PHE189 PHE190 PHE199 PHE74 PRO223 THR71 VAL187 VAL188 VAL221
Current overlap13Native recall0.72
Jaccard0.52RMSD-
HB strict3Strict recall0.60
HB same residue+role3HB role recall0.60
HB same residue3HB residue recall0.75

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
613 0.3306519453204769 -1.08162 -26.4832 3 16 0 0.00 0.00 - no Open
611 0.36934626421649913 -1.02585 -20.7811 11 12 0 0.00 0.00 - no Open
600 0.3731963767257122 -0.923569 -24.115 1 16 0 0.00 0.00 - no Open
623 1.6316030669638548 -1.1021 -24.3015 6 20 13 0.72 0.60 - no Current
619 1.8963284840180428 -0.922081 -17.5343 5 17 0 0.00 0.00 - no Open
603 2.445716149633084 -1.02364 -24.9584 5 15 0 0.00 0.00 - no Open
625 2.904649738910798 -1.08342 -24.739 13 17 0 0.00 0.00 - no Open
628 2.926952741865505 -1.0052 -20.509 6 16 0 0.00 0.00 - no Open
615 3.336867848722131 -0.959593 -23.3189 11 13 0 0.00 0.00 - no Open
607 3.6933906595283736 -1.0718 -26.3483 8 13 0 0.00 0.00 - no Open
601 3.8658657511488674 -1.1213 -27.725 10 12 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 -24.302kcal/mol
Ligand efficiency (LE) -0.9721kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.837
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 25HA

Physicochemical properties

Molecular weight 356.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.23
Lipinski: ≤ 5
Rotatable bonds 7

Conformational strain (MMFF94s)

Strain energy (ΔE) 24.83kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 83.43kcal/mol
Minimised FF energy 58.60kcal/mol

SASA & burial

✓ computed
SASA (unbound) 623.3Ų
Total solvent-accessible surface area of free ligand
BSA total 574.1Ų
Buried surface area upon binding
BSA apolar 440.0Ų
Hydrophobic contacts buried
BSA polar 134.1Ų
Polar contacts buried
Fraction buried 92.1%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 76.6%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1907.7Ų
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 2380.0Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 936.9Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)