FAIRMol

Z57781571

Pose ID 2418 Compound 1611 Pose 385

DB SELECTIONDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T04
L. major PTR1 L. major
Ligand Z57781571
PDB7PXX

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
13.6 kcal/mol
Protein clashes
1
Internal clashes
4
Native overlap
contact recall 0.63, Jaccard 0.60, H-bond role recall 0.20
Burial
76%
Hydrophobic fit
76%
Reason: no major geometry red flags detected
1 protein-contact clashes 4 intramolecular clashes
Molecular report
Full metrics ↗
Promising Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-0.805 kcal/mol/HA) ✓ Good fit quality (FQ -7.41) ✓ Good H-bonds (3 bonds) ✓ Deep burial (76% SASA buried) ✓ Lipophilic contacts well-matched (76%) ✗ Moderate strain (13.6 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (8)
Score
-20.922
kcal/mol
LE
-0.805
kcal/mol/HA
Fit Quality
-7.41
FQ (Leeson)
HAC
26
heavy atoms
MW
366
Da
LogP
3.65
cLogP
Strain ΔE
13.6 kcal/mol
SASA buried
76%
Lipo contact
76% BSA apolar/total
SASA unbound
658 Ų
Apolar buried
381 Ų

Interaction summary

HB 3 HY 22 PI 4 CLASH 4
Final rank0.113Score-20.922
Inter norm-0.930Intra norm0.125
Top1000noExcludedno
Contacts13H-bonds3
Artifact reasongeometry warning; 8 clashes; 1 protein contact clash; 6 cofactor-context clashes
Residues
ARG17 ASP232 HIS241 LEU188 LEU226 LEU229 MET233 NDP302 PHE113 SER111 TYR194 VAL230 ARG287

Protein summary

308 residues
Protein targetT04Atoms4210
Residues308Chains3
Residue summaryLEU:494; ALA:421; ARG:384; VAL:368; THR:295; TYR:231; SER:198; PRO:196; ILE:190; LYS:176; ASN:154; GLU:150; GLY:126; PHE:120; HIS:119; ASP:108

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:NDP302

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
Name7PXXContacts19
PoseOpen native poseHB0
IFP residues
ARG17 ASP181 GLY225 HIS241 LEU188 LEU226 LEU229 LYS198 MET233 NDP302 PHE113 PRO115 SER111 SER112 SER227 TYR191 TYR194 VAL230 ARG287
Current overlap12Native recall0.63
Jaccard0.60RMSD-
HB strict1Strict recall0.17
HB same residue+role1HB role recall0.20
HB same residue1HB residue recall0.20

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
385 0.11343953156520836 -0.929712 -20.9222 3 13 12 0.63 0.20 - no Current
358 0.2153898242443873 -1.199 -28.6007 6 17 0 0.00 0.00 - no Open
410 0.6960914851731806 -0.871034 -21.0438 5 14 0 0.00 0.00 - no Open
389 1.9500425061587037 -1.21926 -31.7101 7 12 0 0.00 0.00 - no Open
385 3.3575131675575403 -0.875522 -21.5818 6 15 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 -20.922kcal/mol
Ligand efficiency (LE) -0.8047kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.414
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 26HA

Physicochemical properties

Molecular weight 366.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.65
Lipinski: ≤ 5
Rotatable bonds 5

Conformational strain (MMFF94s)

Strain energy (ΔE) 13.55kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 55.23kcal/mol
Minimised FF energy 41.68kcal/mol

SASA & burial

✓ computed
SASA (unbound) 658.5Ų
Total solvent-accessible surface area of free ligand
BSA total 502.7Ų
Buried surface area upon binding
BSA apolar 381.0Ų
Hydrophobic contacts buried
BSA polar 121.7Ų
Polar contacts buried
Fraction buried 76.3%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 75.8%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1676.1Ų
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 2179.4Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 1037.7Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)