FAIRMol

OHD_Leishmania_93

Pose ID 4068 Compound 2686 Pose 5

DB fairmolDocking 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_Leishmania_93
PDB6RX6

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 medium Native strong SASA done
Strain ΔE
15.1 kcal/mol
Protein clashes
1
Internal clashes
3
Native overlap
contact recall 0.58, Jaccard 0.55, H-bond role recall 0.40
Burial
98%
Hydrophobic fit
79%
Reason: no major geometry red flags detected
1 protein-contact clashes 3 intramolecular clashes
Molecular report
Full metrics ↗
Promising Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-1.538 kcal/mol/HA) ✓ Good fit quality (FQ -13.12) ✓ Strong H-bond network (6 bonds) ✓ Deep burial (98% SASA buried) ✓ Lipophilic contacts well-matched (79%) ✗ Moderate strain (15.1 kcal/mol) ✗ Geometry warnings ✗ Minor protein-contact clashes (3) ✗ Internal clashes (7)
Score
-32.294
kcal/mol
LE
-1.538
kcal/mol/HA
Fit Quality
-13.12
FQ (Leeson)
HAC
21
heavy atoms
MW
287
Da
LogP
0.75
cLogP
Strain ΔE
15.1 kcal/mol
SASA buried
98%
Lipo contact
79% BSA apolar/total
SASA unbound
481 Ų
Apolar buried
373 Ų

Interaction summary

HB 6 HY 23 PI 2 CLASH 3

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 rank-0.147Score-32.294
Inter norm-1.535Intra norm-0.003
Top1000noExcludedno
Contacts12H-bonds6
Artifact reasongeometry warning; 7 clashes; 3 protein contact clashes; 1 severe cofactor-context clash
Residues
ARG14 ASP161 CYS168 LEU208 LEU209 MET163 NAP301 PHE97 PRO210 SER95 TYR174 VAL206

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
Jaccard0.55RMSD-
HB strict3Strict recall0.50
HB same residue+role2HB role recall0.40
HB same residue2HB residue recall0.40

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

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
5 -0.14676840951620754 -1.5352 -32.2935 6 12 11 0.58 0.40 - 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 -32.294kcal/mol
Ligand efficiency (LE) -1.5378kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -13.117
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 21HA

Physicochemical properties

Molecular weight 287.3Da
Lipinski: ≤ 500 Da
LogP (cLogP) 0.75
Lipinski: ≤ 5
Rotatable bonds 2

Conformational strain (MMFF94s)

Strain energy (ΔE) 15.08kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 98.58kcal/mol
Minimised FF energy 83.50kcal/mol

SASA & burial

✓ computed
SASA (unbound) 481.4Ų
Total solvent-accessible surface area of free ligand
BSA total 474.2Ų
Buried surface area upon binding
BSA apolar 373.4Ų
Hydrophobic contacts buried
BSA polar 100.8Ų
Polar contacts buried
Fraction buried 98.5%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 78.7%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1508.0Ų
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 922.5Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)