FAIRMol

Z2144222809

Pose ID 3309 Compound 2275 Pose 599

DB fairmolDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T05
L. major PTR1 L. major
Ligand Z2144222809
PDB7PXX

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
69.4 kcal/mol
Protein clashes
5
Internal clashes
7
Native overlap
contact recall 0.65, Jaccard 0.61, H-bond role recall 0.50
Burial
79%
Hydrophobic fit
71%
Reason: 7 internal clashes, strain 69.4 kcal/mol
strain ΔE 69.4 kcal/mol 5 protein-contact clashes 7 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.938 kcal/mol/HA) ✓ Good fit quality (FQ -9.22) ✓ Strong H-bond network (12 bonds) ✓ Deep burial (79% SASA buried) ✓ Lipophilic contacts well-matched (71%) ✗ Extreme strain energy (69.4 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (17)
Score
-30.002
kcal/mol
LE
-0.938
kcal/mol/HA
Fit Quality
-9.22
FQ (Leeson)
HAC
32
heavy atoms
MW
444
Da
LogP
-0.21
cLogP
Strain ΔE
69.4 kcal/mol
SASA buried
79%
Lipo contact
71% BSA apolar/total
SASA unbound
614 Ų
Apolar buried
344 Ų

Interaction summary

HB 12 HY 24 PI 2 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 rank3.720Score-30.002
Inter norm-0.915Intra norm-0.022
Top1000noExcludedno
Contacts12H-bonds12
Artifact reasongeometry warning; 17 clashes; 1 protein clash; 2 severe cofactor-context clashes; high strain Δ 69.3
Residues
ARG17 LEU226 LEU229 NDP302 PHE113 PRO115 SER111 SER227 TYR114 TYR191 TYR194 VAL230

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
NameligandContacts17
PoseOpen native poseHB0
IFP residues
ARG17 GLY225 HIS241 LEU188 LEU226 LEU229 LYS198 MET233 NDP302 PHE113 PRO115 SER111 SER227 TYR191 TYR194 VAL230 ARG287
Current overlap11Native recall0.65
Jaccard0.61RMSD-
HB strict4Strict recall0.57
HB same residue+role3HB role recall0.50
HB same residue3HB residue recall0.60

Protein summary

274 residues
Protein targetT05Atoms4108
Residues274Chains2
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

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
599 3.7201578682204937 -0.915181 -30.0022 12 12 11 0.65 0.50 - no Current
621 3.932081264682371 -0.695829 -24.9512 6 13 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 -30.002kcal/mol
Ligand efficiency (LE) -0.9376kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -9.220
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 32HA

Physicochemical properties

Molecular weight 444.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) -0.21
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 69.37kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 117.27kcal/mol
Minimised FF energy 47.90kcal/mol

SASA & burial

✓ computed
SASA (unbound) 613.7Ų
Total solvent-accessible surface area of free ligand
BSA total 484.5Ų
Buried surface area upon binding
BSA apolar 344.5Ų
Hydrophobic contacts buried
BSA polar 140.0Ų
Polar contacts buried
Fraction buried 78.9%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 71.1%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1576.5Ų
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 1035.0Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)