FAIRMol

Z56850314

Pose ID 8594 Compound 3970 Pose 464

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 Z56850314
PDB1F3T

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
23.8 kcal/mol
Protein clashes
3
Internal clashes
3
Native overlap
contact recall 0.63, Jaccard 0.43, H-bond role recall 0.00
Burial
88%
Hydrophobic fit
82%
Reason: no major geometry red flags detected
3 protein-contact clashes 3 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-1.143 kcal/mol/HA) ✓ Good fit quality (FQ -10.39) ✓ Strong H-bond network (8 bonds) ✓ Deep burial (88% SASA buried) ✓ Lipophilic contacts well-matched (82%) ✗ High strain energy (23.8 kcal/mol) ✗ Geometry warnings ✗ Protein-contact clashes (6) ✗ Many internal clashes (10)
Score
-28.583
kcal/mol
LE
-1.143
kcal/mol/HA
Fit Quality
-10.39
FQ (Leeson)
HAC
25
heavy atoms
MW
350
Da
LogP
3.72
cLogP
Strain ΔE
23.8 kcal/mol
SASA buried
88%
Lipo contact
82% BSA apolar/total
SASA unbound
578 Ų
Apolar buried
415 Ų

Interaction summary

HB 8 HY 10 PI 3 CLASH 3

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

Final rank0.958Score-28.583
Inter norm-1.165Intra norm0.022
Top1000noExcludedno
Contacts21H-bonds8
Artifact reasongeometry warning; 10 clashes; 6 protein contact clashes; moderate strain Δ 23.8
Residues
ALA111 ALA67 ALA90 ARG154 ARG277 ASN112 ASP233 ASP88 GLU274 GLY235 GLY236 GLY237 GLY276 HIS197 LYS69 PHE170 PHE196 PRO113 SER195 THR132 TYR389

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 overlap12Native recall0.63
Jaccard0.43RMSD-
HB strict0Strict recall0.00
HB same residue+role0HB role recall0.00
HB same residue0HB residue recall0.00

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

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
464 0.9584218362426821 -1.16498 -28.5833 8 21 12 0.63 0.00 - 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 -28.583kcal/mol
Ligand efficiency (LE) -1.1433kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -10.394
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 25HA

Physicochemical properties

Molecular weight 350.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.72
Lipinski: ≤ 5
Rotatable bonds 5

Conformational strain (MMFF94s)

Strain energy (ΔE) 23.84kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 6.13kcal/mol
Minimised FF energy -17.70kcal/mol

SASA & burial

✓ computed
SASA (unbound) 577.7Ų
Total solvent-accessible surface area of free ligand
BSA total 508.4Ų
Buried surface area upon binding
BSA apolar 415.4Ų
Hydrophobic contacts buried
BSA polar 93.0Ų
Polar contacts buried
Fraction buried 88.0%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 81.7%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2564.7Ų
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 3461.2Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 1378.4Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)