FAIRMol

OHD_TC2_74

Pose ID 8189 Compound 3830 Pose 59

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 OHD_TC2_74
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
Promising but geometrically suspicious
Binding strong Geometry low Native mixed SASA done
Strain ΔE
45.3 kcal/mol
Protein clashes
0
Internal clashes
20
Native overlap
contact recall 0.53, Jaccard 0.33, H-bond role recall 0.00
Burial
79%
Hydrophobic fit
89%
Reason: 20 internal clashes, strain 45.3 kcal/mol
strain ΔE 45.3 kcal/mol 20 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.753 kcal/mol/HA) ✓ Good fit quality (FQ -7.47) ✓ Strong H-bond network (6 bonds) ✓ Deep burial (79% SASA buried) ✓ Lipophilic contacts well-matched (89%) ✗ Extreme strain energy (45.3 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (20)
Score
-24.855
kcal/mol
LE
-0.753
kcal/mol/HA
Fit Quality
-7.47
FQ (Leeson)
HAC
33
heavy atoms
MW
436
Da
LogP
2.38
cLogP
Strain ΔE
45.3 kcal/mol
SASA buried
79%
Lipo contact
89% BSA apolar/total
SASA unbound
762 Ų
Apolar buried
534 Ų

Interaction summary

HB 6 HY 17 PI 5 CLASH 0
Final rank2.923Score-24.855
Inter norm-0.896Intra norm0.143
Top1000noExcludedno
Contacts21H-bonds6
Artifact reasongeometry warning; 20 clashes; 1 protein clash; high strain Δ 45.3
Residues
ALA111 ARG154 ARG277 ASN112 ASN327 ASP233 ASP332 CYS328 GLU274 GLY235 GLY236 GLY393 HIS197 LYS69 PHE196 PRO113 SER195 THR132 TYR331 TYR389 VAL392

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 overlap10Native recall0.53
Jaccard0.33RMSD-
HB strict0Strict recall0.00
HB same residue+role0HB role recall0.00
HB same residue2HB residue recall0.29

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

No clash · clashes detected for this pose.

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
59 2.9225638856871554 -0.895719 -24.8549 6 21 10 0.53 0.00 - no Current
62 4.7188995708410175 -0.833236 -31.3363 6 20 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 -24.855kcal/mol
Ligand efficiency (LE) -0.7532kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.473
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 33HA

Physicochemical properties

Molecular weight 436.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.38
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 45.27kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 124.11kcal/mol
Minimised FF energy 78.84kcal/mol

SASA & burial

✓ computed
SASA (unbound) 761.9Ų
Total solvent-accessible surface area of free ligand
BSA total 599.2Ų
Buried surface area upon binding
BSA apolar 533.5Ų
Hydrophobic contacts buried
BSA polar 65.7Ų
Polar contacts buried
Fraction buried 78.6%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 89.0%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2747.1Ų
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 1379.0Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)