FAIRMol

OHD_TC1_51

Pose ID 4142 Compound 789 Pose 79

DB SELECTIONDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T07
T. brucei PTR1 T. brucei
Ligand OHD_TC1_51
PDB6RX6

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Weak SASA cached
Weak or marginal quality
Binding strong Geometry high Native strong SASA done
Strain ΔE
29.7 kcal/mol
Protein clashes
0
Internal clashes
1
Native overlap
contact recall 0.84, Jaccard 0.70, H-bond role recall 0.20
Burial
83%
Hydrophobic fit
85%
Reason: no major geometry red flags detected
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.799 kcal/mol/HA) ✓ Good fit quality (FQ -8.00) ✓ Deep burial (83% SASA buried) ✓ Lipophilic contacts well-matched (85%) ✗ High strain energy (29.7 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (15)
Score
-27.166
kcal/mol
LE
-0.799
kcal/mol/HA
Fit Quality
-8.00
FQ (Leeson)
HAC
34
heavy atoms
MW
509
Da
LogP
5.10
cLogP
Strain ΔE
29.7 kcal/mol
SASA buried
83%
Lipo contact
85% BSA apolar/total
SASA unbound
770 Ų
Apolar buried
544 Ų

Interaction summary

HB 2 HY 24 PI 3 CLASH 1
Final rank0.729Score-27.166
Inter norm-0.894Intra norm0.095
Top1000noExcludedno
Contacts20H-bonds2
Artifact reasongeometry warning; 15 clashes; 1 cofactor-context clash; moderate strain Δ 29.7
Residues
ALA170 ARG14 CYS168 GLY205 LEU208 LEU209 LEU263 MET163 MET169 MET213 NAP301 PHE171 PHE97 PRO210 PRO99 SER207 SER95 TRP221 TYR174 VAL206

Protein summary

275 residues
Protein targetT07Atoms3932
Residues275Chains3
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

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 overlap16Native recall0.84
Jaccard0.70RMSD-
HB strict1Strict recall0.17
HB same residue+role1HB role recall0.20
HB same residue2HB residue recall0.40

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

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
79 0.7292537688086854 -0.893871 -27.1656 2 20 16 0.84 0.20 - no Current
95 1.4054891013256385 -0.750591 -23.8628 0 16 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 -27.166kcal/mol
Ligand efficiency (LE) -0.7990kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.995
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 34HA

Physicochemical properties

Molecular weight 509.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 5.10
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 29.71kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 54.80kcal/mol
Minimised FF energy 25.08kcal/mol

SASA & burial

✓ computed
SASA (unbound) 770.3Ų
Total solvent-accessible surface area of free ligand
BSA total 640.5Ų
Buried surface area upon binding
BSA apolar 543.7Ų
Hydrophobic contacts buried
BSA polar 96.8Ų
Polar contacts buried
Fraction buried 83.2%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 84.9%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1728.6Ų
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 987.7Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)