FAIRMol

Z31408577

Pose ID 8734 Compound 1833 Pose 604

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 Z31408577
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 high Native strong SASA done
Strain ΔE
17.3 kcal/mol
Protein clashes
2
Internal clashes
2
Native overlap
contact recall 0.79, Jaccard 0.60, H-bond role recall 0.29
Burial
86%
Hydrophobic fit
86%
Reason: no major geometry red flags detected
2 protein-contact clashes
Molecular report
Full metrics ↗
Promising Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-1.023 kcal/mol/HA) ✓ Good fit quality (FQ -9.55) ✓ Strong H-bond network (8 bonds) ✓ Deep burial (86% SASA buried) ✓ Lipophilic contacts well-matched (86%) ✗ Moderate strain (17.3 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (9)
Score
-27.629
kcal/mol
LE
-1.023
kcal/mol/HA
Fit Quality
-9.55
FQ (Leeson)
HAC
27
heavy atoms
MW
405
Da
LogP
3.97
cLogP
Strain ΔE
17.3 kcal/mol
SASA buried
86%
Lipo contact
86% BSA apolar/total
SASA unbound
661 Ų
Apolar buried
486 Ų

Interaction summary

HB 8 HY 12 PI 3 CLASH 2

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 rank2.689Score-27.629
Inter norm-1.115Intra norm0.091
Top1000noExcludedno
Contacts21H-bonds8
Artifact reasongeometry warning; 9 clashes; 2 protein clashes
Residues
ALA111 ALA67 ARG154 ARG277 ASP233 ASP332 ASP88 GLU274 GLY199 GLY235 GLY236 GLY237 GLY276 HIS197 LYS69 PHE196 SER195 SER200 THR132 TYR331 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 overlap15Native recall0.79
Jaccard0.60RMSD-
HB strict3Strict recall0.33
HB same residue+role2HB role recall0.29
HB same residue3HB residue recall0.43

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
589 0.6327951476812925 -0.835771 -19.1893 0 18 0 0.00 0.00 - no Open
589 1.4603448407455772 -1.28409 -32.1541 6 18 0 0.00 0.00 - no Open
603 1.6561189607458788 -0.91201 -22.1367 2 11 0 0.00 0.00 - no Open
604 2.688572672295505 -1.11458 -27.6292 8 21 15 0.79 0.29 - no Current
620 3.9769264438256893 -1.13771 -28.8668 12 17 0 0.00 0.00 - no Open
602 4.470322151092261 -0.896016 -20.3387 7 11 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 -27.629kcal/mol
Ligand efficiency (LE) -1.0233kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -9.547
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 27HA

Physicochemical properties

Molecular weight 404.9Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.97
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 17.25kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy -25.38kcal/mol
Minimised FF energy -42.63kcal/mol

SASA & burial

✓ computed
SASA (unbound) 660.9Ų
Total solvent-accessible surface area of free ligand
BSA total 565.8Ų
Buried surface area upon binding
BSA apolar 485.5Ų
Hydrophobic contacts buried
BSA polar 80.3Ų
Polar contacts buried
Fraction buried 85.6%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 85.8%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2615.2Ų
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 1408.2Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)