FAIRMol

Z18970050

Pose ID 2599 Compound 1718 Pose 566

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 Z18970050
PDB7PXX

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 medium Native strong SASA done
Strain ΔE
17.2 kcal/mol
Protein clashes
2
Internal clashes
3
Native overlap
contact recall 0.63, Jaccard 0.63, H-bond role recall 0.00
Burial
73%
Hydrophobic fit
87%
Reason: no major geometry red flags detected
2 protein-contact clashes 3 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.949 kcal/mol/HA) ✓ Good fit quality (FQ -8.96) ✓ Deep burial (73% SASA buried) ✓ Lipophilic contacts well-matched (87%) ✗ Moderate strain (17.2 kcal/mol) ✗ No H-bonds detected ✗ Geometry warnings ✗ Minor protein-contact clashes (2) ✗ Many internal clashes (12)
Score
-26.575
kcal/mol
LE
-0.949
kcal/mol/HA
Fit Quality
-8.96
FQ (Leeson)
HAC
28
heavy atoms
MW
429
Da
LogP
5.46
cLogP
Strain ΔE
17.2 kcal/mol
SASA buried
73%
Lipo contact
87% BSA apolar/total
SASA unbound
651 Ų
Apolar buried
414 Ų

Interaction summary

HB 0 HY 23 PI 5 CLASH 3
Final rank0.740Score-26.575
Inter norm-0.877Intra norm-0.072
Top1000noExcludedno
Contacts12H-bonds0
Artifact reasongeometry warning; 12 clashes; 2 protein contact clashes; 1 cofactor-context clash
Residues
ARG17 ASP181 HIS241 LEU188 LEU226 LEU229 MET233 NDP302 PHE113 TYR191 TYR194 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
Jaccard0.63RMSD-
HB strict0Strict recall0.00
HB same residue+role0HB role recall0.00
HB same residue0HB residue recall0.00

HB · H-bonds

No hb · h-bonds detected for this pose.

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
566 0.7395950648564903 -0.877163 -26.5752 0 12 12 0.63 0.00 - no Current
557 1.7914823743529302 -1.21046 -35.1031 5 22 0 0.00 0.00 - no Open
572 1.870685386255026 -0.707662 -21.1212 7 11 0 0.00 0.00 - no Open
552 2.2515418389833735 -1.08116 -34.5473 3 12 11 0.58 0.40 - no Open
585 2.677368699241487 -0.749748 -18.0605 3 12 0 0.00 0.00 - no Open
560 3.155144557917305 -0.975045 -24.0002 3 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 -26.575kcal/mol
Ligand efficiency (LE) -0.9491kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.960
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 28HA

Physicochemical properties

Molecular weight 429.3Da
Lipinski: ≤ 500 Da
LogP (cLogP) 5.46
Lipinski: ≤ 5
Rotatable bonds 5

Conformational strain (MMFF94s)

Strain energy (ΔE) 17.23kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 60.05kcal/mol
Minimised FF energy 42.82kcal/mol

SASA & burial

✓ computed
SASA (unbound) 650.8Ų
Total solvent-accessible surface area of free ligand
BSA total 476.8Ų
Buried surface area upon binding
BSA apolar 413.6Ų
Hydrophobic contacts buried
BSA polar 63.3Ų
Polar contacts buried
Fraction buried 73.3%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 86.7%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1717.8Ų
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 1043.6Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)