FAIRMol

Z32448862

Pose ID 8584 Compound 3216 Pose 454

DB SELECTIONDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T13
T. brucei ODC (Active site) T. brucei Active site
Ligand Z32448862
PDB1F3T

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 medium Native strong SASA done
Strain ΔE
39.2 kcal/mol
Protein clashes
5
Internal clashes
5
Native overlap
contact recall 0.95, Jaccard 0.82, H-bond role recall 0.57
Burial
80%
Hydrophobic fit
78%
Reason: no major geometry red flags detected
5 protein-contact clashes 5 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.842 kcal/mol/HA) ✓ Good fit quality (FQ -7.95) ✓ Strong H-bond network (7 bonds) ✓ Deep burial (80% SASA buried) ✓ Lipophilic contacts well-matched (78%) ✗ Very high strain energy (39.2 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (11)
Score
-23.565
kcal/mol
LE
-0.842
kcal/mol/HA
Fit Quality
-7.95
FQ (Leeson)
HAC
28
heavy atoms
MW
462
Da
LogP
3.91
cLogP
Strain ΔE
39.2 kcal/mol
SASA buried
80%
Lipo contact
78% BSA apolar/total
SASA unbound
661 Ų
Apolar buried
413 Ų

Interaction summary

HB 7 HY 11 PI 4 CLASH 5
Final rank4.712Score-23.565
Inter norm-1.103Intra norm0.261
Top1000noExcludedno
Contacts21H-bonds7
Artifact reasongeometry warning; 11 clashes; 3 protein clashes; high strain Δ 39.2
Residues
ALA67 ARG154 ARG277 ASN327 ASP332 ASP88 CYS70 GLU274 GLY199 GLY236 GLY237 GLY276 GLY393 HIS197 LYS69 PHE238 PRO275 SER200 TYR278 TYR331 TYR389

Protein summary

411 residues
Protein targetT13Atoms6340
Residues411Chains1
Residue summaryVAL:624; LEU:551; LYS:506; ARG:480; PHE:460; ILE:418; ASP:348; GLU:332; THR:322; TYR:315; PRO:308; ALA:290; SER:264; GLY:224; ASN:210; GLN:170

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
Name1F3TContacts19
PoseOpen native poseHB0
IFP residues
ALA111 ALA67 ARG154 ARG277 ASP332 ASP88 CYS70 GLU274 GLY236 GLY237 GLY276 HIS197 LYS69 PHE238 PRO275 SER200 TYR278 TYR331 TYR389
Current overlap18Native recall0.95
Jaccard0.82RMSD-
HB strict5Strict recall0.56
HB same residue+role4HB role recall0.57
HB same residue4HB residue recall0.57

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
471 1.5395518164582227 -0.908136 -23.753 3 18 0 0.00 0.00 - no Open
477 2.5964271622007544 -0.861558 -24.8902 10 14 0 0.00 0.00 - no Open
470 3.628058194338564 -1.19186 -22.4542 11 20 0 0.00 0.00 - no Open
454 4.711687193998053 -1.1026 -23.5647 7 21 18 0.95 0.57 - no Current
510 4.889442986114997 -0.8363 -18.5261 2 22 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 -23.565kcal/mol
Ligand efficiency (LE) -0.8416kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.945
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 28HA

Physicochemical properties

Molecular weight 462.3Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.91
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 39.15kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 11.11kcal/mol
Minimised FF energy -28.05kcal/mol

SASA & burial

✓ computed
SASA (unbound) 660.9Ų
Total solvent-accessible surface area of free ligand
BSA total 532.0Ų
Buried surface area upon binding
BSA apolar 413.2Ų
Hydrophobic contacts buried
BSA polar 118.8Ų
Polar contacts buried
Fraction buried 80.5%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 77.7%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2590.0Ų
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 3461.2Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 1390.4Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)