FAIRMol

Z1954804578

Pose ID 8799 Compound 1312 Pose 669

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 Z1954804578
PDB1F3T

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
17.5 kcal/mol
Protein clashes
4
Internal clashes
4
Native overlap
contact recall 0.84, Jaccard 0.80, H-bond role recall 0.71
Burial
79%
Hydrophobic fit
68%
Reason: no major geometry red flags detected
4 protein-contact clashes 4 intramolecular clashes
Molecular report
Full metrics ↗
Promising Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-1.513 kcal/mol/HA) ✓ Good fit quality (FQ -12.13) ✓ Strong H-bond network (13 bonds) ✓ Deep burial (79% SASA buried) ✓ Lipophilic contacts well-matched (68%) ✗ Moderate strain (17.5 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (7)
Score
-27.241
kcal/mol
LE
-1.513
kcal/mol/HA
Fit Quality
-12.13
FQ (Leeson)
HAC
18
heavy atoms
MW
264
Da
LogP
1.17
cLogP
Strain ΔE
17.5 kcal/mol
SASA buried
79%
Lipo contact
68% BSA apolar/total
SASA unbound
471 Ų
Apolar buried
254 Ų

Interaction summary

HB 13 HY 5 PI 3 CLASH 4
Final rank4.200Score-27.241
Inter norm-1.622Intra norm0.109
Top1000noExcludedno
Contacts17H-bonds13
Artifact reasongeometry warning; 7 clashes; 3 protein clashes
Residues
ALA111 ALA67 ARG277 ASP88 CYS70 GLU274 GLY199 GLY236 GLY237 GLY276 HIS197 LYS69 PHE238 PRO275 SER200 TYR278 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 overlap16Native recall0.84
Jaccard0.80RMSD-
HB strict7Strict recall0.78
HB same residue+role5HB role recall0.71
HB same residue5HB residue recall0.71

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
662 1.7840347791058437 -1.18962 -21.1577 5 13 0 0.00 0.00 - no Open
657 2.6048303693375554 -1.48613 -27.2496 8 11 0 0.00 0.00 - no Open
669 4.199896595064278 -1.62214 -27.2411 13 17 16 0.84 0.71 - 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 -27.241kcal/mol
Ligand efficiency (LE) -1.5134kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -12.129
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 18HA

Physicochemical properties

Molecular weight 264.3Da
Lipinski: ≤ 500 Da
LogP (cLogP) 1.17
Lipinski: ≤ 5
Rotatable bonds 4

Conformational strain (MMFF94s)

Strain energy (ΔE) 17.46kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy -129.66kcal/mol
Minimised FF energy -147.12kcal/mol

SASA & burial

✓ computed
SASA (unbound) 471.2Ų
Total solvent-accessible surface area of free ligand
BSA total 371.2Ų
Buried surface area upon binding
BSA apolar 253.9Ų
Hydrophobic contacts buried
BSA polar 117.3Ų
Polar contacts buried
Fraction buried 78.8%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 68.4%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2425.8Ų
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 1389.2Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)