FAIRMol

Z19223273

Pose ID 2437 Compound 705 Pose 404

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 Z19223273
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 but geometrically suspicious
Binding strong Geometry low Native strong SASA done
Strain ΔE
9.4 kcal/mol
Protein clashes
0
Internal clashes
9
Native overlap
contact recall 0.63, Jaccard 0.63, H-bond role recall 0.20
Burial
79%
Hydrophobic fit
72%
Reason: 9 internal clashes
9 intramolecular clashes
Molecular report
Full metrics ↗
Promising Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-0.944 kcal/mol/HA) ✓ Good fit quality (FQ -8.80) ✓ Deep burial (79% SASA buried) ✓ Lipophilic contacts well-matched (72%) ✗ Moderate strain (9.4 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (9)
Score
-25.479
kcal/mol
LE
-0.944
kcal/mol/HA
Fit Quality
-8.80
FQ (Leeson)
HAC
27
heavy atoms
MW
390
Da
LogP
5.24
cLogP
Strain ΔE
9.4 kcal/mol
SASA buried
79%
Lipo contact
72% BSA apolar/total
SASA unbound
644 Ų
Apolar buried
367 Ų

Interaction summary

HB 1 HY 23 PI 4 CLASH 0
Final rank0.370Score-25.479
Inter norm-0.922Intra norm-0.022
Top1000noExcludedno
Contacts12H-bonds1
Artifact reasongeometry warning; 9 clashes; 1 protein contact clash; 1 cofactor-context clash
Residues
ARG17 GLY225 HIS241 LEU188 LEU226 LEU229 MET233 NDP302 PHE113 TYR191 TYR194 VAL230

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
Jaccard0.63RMSD-
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

No clash · clashes detected for this pose.

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
404 0.36981656016428793 -0.921897 -25.4787 1 12 12 0.63 0.20 - no Current
469 0.7633901023181492 -0.95056 -25.8991 1 16 0 0.00 0.00 - no Open
433 0.885640899780341 -0.771777 -17.9441 3 13 0 0.00 0.00 - no Open
367 2.353859191578825 -1.16083 -30.0381 4 18 0 0.00 0.00 - no Open
377 2.525823341113361 -0.923206 -24.4127 10 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 -25.479kcal/mol
Ligand efficiency (LE) -0.9437kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.804
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 27HA

Physicochemical properties

Molecular weight 389.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 5.24
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 9.40kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 90.62kcal/mol
Minimised FF energy 81.22kcal/mol

SASA & burial

✓ computed
SASA (unbound) 644.3Ų
Total solvent-accessible surface area of free ligand
BSA total 509.6Ų
Buried surface area upon binding
BSA apolar 366.8Ų
Hydrophobic contacts buried
BSA polar 142.8Ų
Polar contacts buried
Fraction buried 79.1%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 72.0%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1623.3Ų
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 1051.7Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)