FAIRMol

OHD_ACDS_31

Pose ID 10155 Compound 763 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
T15
T. brucei TR (Dimer cleft site) T. brucei Dimer cleft site
Ligand OHD_ACDS_31
PDB9IFF

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
7.2 kcal/mol
Protein clashes
2
Internal clashes
2
Native overlap
contact recall 0.69, Jaccard 0.53
Burial
77%
Hydrophobic fit
99%
Reason: no major geometry red flags detected
2 protein-contact clashes
Molecular report
Full metrics ↗
Promising Reasonable quality metrics. Warrants further investigation.
✓ Low conformational strain (7.2 kcal/mol) ✓ Excellent LE (-0.889 kcal/mol/HA) ✓ Good fit quality (FQ -8.08) ✓ Good H-bonds (3 bonds) ✓ Deep burial (77% SASA buried) ✓ Lipophilic contacts well-matched (99%) ✗ Geometry warnings ✗ Minor protein-contact clashes (4) ✗ Internal clashes (6)
Score
-22.217
kcal/mol
LE
-0.889
kcal/mol/HA
Fit Quality
-8.08
FQ (Leeson)
HAC
25
heavy atoms
MW
462
Da
LogP
4.57
cLogP
Strain ΔE
7.2 kcal/mol
SASA buried
77%
Lipo contact
99% BSA apolar/total
SASA unbound
629 Ų
Apolar buried
481 Ų

Interaction summary

HB 3 HY 24 PI 0 CLASH 2

HB · H-bonds

Mode: strict. Count shows atom-level H-bonds; unique residues in summary: 0.

PI · π–π interactions

No pi · π–π interactions detected for this pose.

HY · Hydrophobic contacts

CLASH · Clashes

Final rank0.464Score-22.217
Inter norm-0.989Intra norm0.100
Top1000noExcludedno
Contacts13H-bonds3
Artifact reasongeometry warning; 6 clashes; 4 protein contact clashes
Residues
ALA209 ALA90 ARG74 ASN208 LEU73 LYS211 LYS89 MET70 PRO212 PRO213 TYR210 TYR69 VAL88

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
Name9IFFContacts13
PoseOpen native poseHB0
IFP residues
ALA209 ARG74 ASN208 GLY214 GLY215 GLY85 LEU73 LYS211 MET70 PHE83 PRO212 PRO213 VAL88
Current overlap9Native recall0.69
Jaccard0.53RMSD-
HB strict0Strict recall-
HB same residue+role0HB role recall-
HB same residue0HB residue recall-

Protein summary

489 residues
Protein targetT15Atoms7420
Residues489Chains1
Residue summaryVAL:768; LYS:704; LEU:703; ILE:532; GLU:450; THR:434; ARG:408; PHE:400; ALA:390; ASN:350; PRO:350; GLY:336; SER:319; TYR:294; ASP:264; MET:204

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
669 0.46365429807073194 -0.98853 -22.2171 3 13 9 0.69 - - no Current
662 1.244850422918611 -1.07789 -25.1066 1 20 0 0.00 - - no Open
661 2.8992653016005714 -0.914719 -21.2242 2 11 0 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 -22.217kcal/mol
Ligand efficiency (LE) -0.8887kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.079
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 25HA

Physicochemical properties

Molecular weight 462.2Da
Lipinski: ≤ 500 Da
LogP (cLogP) 4.57
Lipinski: ≤ 5
Rotatable bonds 4

Conformational strain (MMFF94s)

Strain energy (ΔE) 7.19kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 58.22kcal/mol
Minimised FF energy 51.03kcal/mol

SASA & burial

✓ computed
SASA (unbound) 628.9Ų
Total solvent-accessible surface area of free ligand
BSA total 484.9Ų
Buried surface area upon binding
BSA apolar 481.2Ų
Hydrophobic contacts buried
BSA polar 3.7Ų
Polar contacts buried
Fraction buried 77.1%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 99.2%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -3073.8Ų
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 4005.2Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 1556.6Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)