FAIRMol

OHD_MAC_47

Pose ID 5097 Compound 3162 Pose 356

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_47
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
41.3 kcal/mol
Protein clashes
6
Internal clashes
7
Native overlap
contact recall 0.63, Jaccard 0.44, H-bond role recall 0.80
Burial
91%
Hydrophobic fit
83%
Reason: 7 internal clashes
6 protein-contact clashes 7 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.857 kcal/mol/HA) ✓ Good fit quality (FQ -8.58) ✓ Strong H-bond network (10 bonds) ✓ Deep burial (91% SASA buried) ✓ Lipophilic contacts well-matched (83%) ✗ Extreme strain energy (41.3 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (15)
Score
-29.143
kcal/mol
LE
-0.857
kcal/mol/HA
Fit Quality
-8.58
FQ (Leeson)
HAC
34
heavy atoms
MW
464
Da
LogP
0.01
cLogP
Strain ΔE
41.3 kcal/mol
SASA buried
91%
Lipo contact
83% BSA apolar/total
SASA unbound
784 Ų
Apolar buried
589 Ų

Interaction summary

HB 10 HY 24 PI 5 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 rank3.977Score-29.143
Inter norm-1.014Intra norm0.157
Top1000noExcludedno
Contacts20H-bonds10
Artifact reasongeometry warning; 15 clashes; 2 protein clashes; 1 severe cofactor-context clash; high strain Δ 41.3
Residues
ARG14 ASP161 CYS168 GLN166 GLY205 LEU208 LEU209 LEU263 LYS13 LYS224 MET163 NAP301 PHE97 PRO167 PRO210 TRP221 TYR174 VAL206 ALA268 HIS267

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 overlap12Native recall0.63
Jaccard0.44RMSD-
HB strict3Strict recall0.50
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
356 3.976886090432854 -1.01414 -29.1435 10 20 12 0.63 0.80 - no Current
447 5.213893501034297 -0.704927 -10.0416 8 18 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 -29.143kcal/mol
Ligand efficiency (LE) -0.8572kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.577
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) 41.34kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 196.26kcal/mol
Minimised FF energy 154.91kcal/mol

SASA & burial

✓ computed
SASA (unbound) 783.9Ų
Total solvent-accessible surface area of free ligand
BSA total 710.1Ų
Buried surface area upon binding
BSA apolar 588.6Ų
Hydrophobic contacts buried
BSA polar 121.4Ų
Polar contacts buried
Fraction buried 90.6%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 82.9%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1775.8Ų
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 925.8Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)