FAIRMol

GemmaOHDUnisi_41

Pose ID 8442 Compound 1416 Pose 312

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 GemmaOHDUnisi_41
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
Promising but geometrically suspicious
Binding strong Geometry low Native mixed SASA done
Strain ΔE
17.4 kcal/mol
Protein clashes
8
Internal clashes
8
Native overlap
contact recall 0.53, Jaccard 0.34, H-bond role recall 0.14
Burial
77%
Hydrophobic fit
82%
Reason: 8 internal clashes
8 protein-contact clashes 8 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.676 kcal/mol/HA) ✓ Good fit quality (FQ -6.82) ✓ Strong H-bond network (11 bonds) ✓ Deep burial (77% SASA buried) ✓ Lipophilic contacts well-matched (82%) ✗ Moderate strain (17.4 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (13)
Score
-23.661
kcal/mol
LE
-0.676
kcal/mol/HA
Fit Quality
-6.82
FQ (Leeson)
HAC
35
heavy atoms
MW
462
Da
LogP
6.37
cLogP
Strain ΔE
17.4 kcal/mol
SASA buried
77%
Lipo contact
82% BSA apolar/total
SASA unbound
766 Ų
Apolar buried
485 Ų

Interaction summary

HB 11 HY 10 PI 4 CLASH 8

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 rank5.205Score-23.661
Inter norm-0.790Intra norm0.114
Top1000noExcludedno
Contacts20H-bonds11
Artifact reasongeometry warning; 13 clashes; 2 protein clashes
Residues
ALA111 ARG154 ARG277 ASN112 ASP233 ASP332 GLU274 GLY199 GLY235 HIS197 HIS333 ILE234 LYS69 PHE196 PRO113 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 overlap10Native recall0.53
Jaccard0.34RMSD-
HB strict0Strict recall0.00
HB same residue+role1HB role recall0.14
HB same residue1HB residue recall0.14

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
360 1.9858794448475394 -0.60587 -22.5384 8 15 0 0.00 0.00 - no Open
310 2.215876786266132 -0.810312 -26.2423 7 20 0 0.00 0.00 - no Open
296 2.3735761215630813 -0.974129 -31.9318 5 22 0 0.00 0.00 - no Open
304 2.4109016880892273 -0.837854 -29.8668 7 13 0 0.00 0.00 - no Open
350 2.5106836985505296 -0.819328 -29.6374 5 17 0 0.00 0.00 - no Open
350 2.9414702362290113 -0.751309 -27.9819 5 17 0 0.00 0.00 - no Open
358 3.175808622050242 -0.595751 -15.5491 3 17 0 0.00 0.00 - no Open
421 3.3117905327030788 -0.65678 -23.4933 3 16 1 0.05 0.00 - no Open
340 3.408980607340969 -0.695149 -24.1764 7 10 0 0.00 0.00 - no Open
387 3.5593066442778185 -0.749818 -29.818 7 21 0 0.00 0.00 - no Open
384 3.6360066859245648 -0.841444 -26.102 8 16 0 0.00 0.00 - no Open
458 3.684952783737684 -0.836742 -25.2904 4 18 0 0.00 0.00 - no Open
341 4.458291848249892 -0.632747 -19.3542 9 19 0 0.00 0.00 - no Open
340 4.6006376252543095 -0.940685 -33.7094 11 24 0 0.00 0.00 - no Open
312 5.204738389636102 -0.790161 -23.6613 11 20 10 0.53 0.14 - 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 -23.661kcal/mol
Ligand efficiency (LE) -0.6760kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -6.819
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 35HA

Physicochemical properties

Molecular weight 461.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 6.37
Lipinski: ≤ 5
Rotatable bonds 9

Conformational strain (MMFF94s)

Strain energy (ΔE) 17.38kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 112.08kcal/mol
Minimised FF energy 94.70kcal/mol

SASA & burial

✓ computed
SASA (unbound) 765.6Ų
Total solvent-accessible surface area of free ligand
BSA total 592.0Ų
Buried surface area upon binding
BSA apolar 485.2Ų
Hydrophobic contacts buried
BSA polar 106.8Ų
Polar contacts buried
Fraction buried 77.3%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 82.0%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2687.3Ų
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 1419.2Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)