FAIRMol

ulfkktlib_2648

Pose ID 2900 Compound 2099 Pose 190

DB SELECTIONDocking 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 ulfkktlib_2648
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
97.5 kcal/mol
Protein clashes
3
Internal clashes
3
Native overlap
contact recall 0.65, Jaccard 0.55, H-bond role recall 0.50
Burial
84%
Hydrophobic fit
76%
Reason: strain 97.5 kcal/mol
strain ΔE 97.5 kcal/mol 3 protein-contact clashes 3 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.990 kcal/mol/HA) ✓ Good fit quality (FQ -9.45) ✓ Strong H-bond network (10 bonds) ✓ Deep burial (84% SASA buried) ✓ Lipophilic contacts well-matched (76%) ✗ Extreme strain energy (97.5 kcal/mol) ✗ Geometry warnings ✗ Protein-contact clashes (6) ✗ Many internal clashes (14)
Score
-28.697
kcal/mol
LE
-0.990
kcal/mol/HA
Fit Quality
-9.45
FQ (Leeson)
HAC
29
heavy atoms
MW
405
Da
LogP
-0.45
cLogP
Strain ΔE
97.5 kcal/mol
SASA buried
84%
Lipo contact
76% BSA apolar/total
SASA unbound
663 Ų
Apolar buried
426 Ų

Interaction summary

HB 10 HY 24 PI 1 CLASH 3
Final rank1.810Score-28.697
Inter norm-1.018Intra norm0.028
Top1000noExcludedno
Contacts14H-bonds10
Artifact reasongeometry warning; 14 clashes; 6 protein contact clashes; 1 severe cofactor-context clash; high strain Δ 97.5
Residues
ARG17 ASP181 GLY225 HIS241 LEU18 LEU188 LEU226 LEU229 MET183 NDP302 PHE113 TYR194 VAL230 ARG287

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

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
Jaccard0.55RMSD-
HB strict3Strict recall0.43
HB same residue+role3HB role recall0.50
HB same residue3HB residue recall0.60

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
195 0.7460309297083575 -1.04384 -31.6094 12 19 0 0.00 0.00 - no Open
190 1.8096965713024318 -1.0177 -28.6972 10 14 11 0.65 0.50 - 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 -28.697kcal/mol
Ligand efficiency (LE) -0.9896kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -9.446
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 29HA

Physicochemical properties

Molecular weight 405.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) -0.45
Lipinski: ≤ 5
Rotatable bonds 11

Conformational strain (MMFF94s)

Strain energy (ΔE) 97.54kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 94.44kcal/mol
Minimised FF energy -3.10kcal/mol

SASA & burial

✓ computed
SASA (unbound) 662.7Ų
Total solvent-accessible surface area of free ligand
BSA total 557.5Ų
Buried surface area upon binding
BSA apolar 426.5Ų
Hydrophobic contacts buried
BSA polar 131.0Ų
Polar contacts buried
Fraction buried 84.1%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 76.5%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1662.7Ų
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 1036.1Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)