FAIRMol

OHD_MAC_48

Pose ID 5098 Compound 2316 Pose 357

DB fairmolDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T08
T. brucei PTR1 T. brucei
Ligand OHD_MAC_48
PDB6RX6

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 strong SASA done
Strain ΔE
60.6 kcal/mol
Protein clashes
6
Internal clashes
7
Native overlap
contact recall 0.58, Jaccard 0.44, H-bond role recall 0.80
Burial
83%
Hydrophobic fit
84%
Reason: 7 internal clashes, strain 60.6 kcal/mol
strain ΔE 60.6 kcal/mol 6 protein-contact clashes 7 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.736 kcal/mol/HA) ✓ Good fit quality (FQ -7.37) ✓ Strong H-bond network (9 bonds) ✓ Deep burial (83% SASA buried) ✓ Lipophilic contacts well-matched (84%) ✗ Extreme strain energy (60.6 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (15)
Score
-25.035
kcal/mol
LE
-0.736
kcal/mol/HA
Fit Quality
-7.37
FQ (Leeson)
HAC
34
heavy atoms
MW
464
Da
LogP
0.01
cLogP
Strain ΔE
60.6 kcal/mol
SASA buried
83%
Lipo contact
84% BSA apolar/total
SASA unbound
788 Ų
Apolar buried
555 Ų

Interaction summary

HB 9 HY 24 PI 3 CLASH 7

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 rank5.345Score-25.035
Inter norm-1.113Intra norm0.377
Top1000noExcludedno
Contacts17H-bonds9
Artifact reasongeometry warning; 15 clashes; 3 protein clashes; 4 cofactor-context clashes; high strain Δ 60.5
Residues
ARG14 ASN175 ASP161 ASP165 CYS168 GLN166 LEU208 LEU209 MET163 NAP301 PHE171 PHE97 PRO167 PRO210 TYR174 TYR98 VAL164

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
NameTbPTR1_cW_6RX6_ReadyContacts19
PoseOpen native poseHB0
IFP residues
ARG14 ASP161 CYS168 GLY205 LEU208 LEU209 LYS178 MET213 NAP301 PHE171 PHE97 PRO210 PRO99 SER207 SER95 TRP221 TYR174 TYR98 VAL206
Current overlap11Native recall0.58
Jaccard0.44RMSD-
HB strict4Strict recall0.67
HB same residue+role4HB role recall0.80
HB same residue4HB residue recall0.80

Protein summary

258 residues
Protein targetT08Atoms3881
Residues258Chains2
Residue summaryLEU:437; VAL:433; ALA:361; ARG:288; ILE:266; GLU:210; LYS:198; SER:198; ASN:182; THR:154; GLN:153; PHE:140; PRO:140; TYR:126; GLY:112; HIS:103

Receptor context

1 kept / 0 excluded
Receptor context filtering: interactions and SASA are computed against protein atoms plus allowed cofactors/ions. Native ligand-like HETATM partners are excluded from scoring.
Kept context 1 Excluded HETATM 0
Kept cofactors / ions
A:NAP301

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
358 3.0698739561073647 -0.776838 -17.4927 11 14 0 0.00 0.00 - no Open
314 4.405127621198627 -0.713025 -16.7158 11 19 0 0.00 0.00 - no Open
339 4.791021627238107 -0.942997 -24.7219 12 19 0 0.00 0.00 - no Open
312 5.304016140782596 -1.04266 -28.8797 9 19 0 0.00 0.00 - no Open
357 5.344659650549648 -1.11311 -25.0349 9 17 11 0.58 0.80 - 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 -25.035kcal/mol
Ligand efficiency (LE) -0.7363kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.368
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 34HA

Physicochemical properties

Molecular weight 463.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 0.01
Lipinski: ≤ 5
Rotatable bonds 11

Conformational strain (MMFF94s)

Strain energy (ΔE) 60.56kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 207.63kcal/mol
Minimised FF energy 147.07kcal/mol

SASA & burial

✓ computed
SASA (unbound) 788.3Ų
Total solvent-accessible surface area of free ligand
BSA total 657.2Ų
Buried surface area upon binding
BSA apolar 554.9Ų
Hydrophobic contacts buried
BSA polar 102.3Ų
Polar contacts buried
Fraction buried 83.4%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 84.4%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1778.8Ų
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 2051.9Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 938.5Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)