FAIRMol

ulfkktlib_1327

Pose ID 2158 Compound 1736 Pose 125

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 ulfkktlib_1327
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
16.0 kcal/mol
Protein clashes
1
Internal clashes
3
Native overlap
contact recall 0.58, Jaccard 0.58, H-bond role recall 0.60
Burial
96%
Hydrophobic fit
81%
Reason: no major geometry red flags detected
1 protein-contact clashes 3 intramolecular clashes
Molecular report
Full metrics ↗
Promising Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-1.837 kcal/mol/HA) ✓ Good fit quality (FQ -13.98) ✓ Good H-bonds (4 bonds) ✓ Deep burial (96% SASA buried) ✓ Lipophilic contacts well-matched (81%) ✗ Moderate strain (16.0 kcal/mol) ✗ Geometry warnings ✗ Internal clashes (6)
Score
-29.388
kcal/mol
LE
-1.837
kcal/mol/HA
Fit Quality
-13.98
FQ (Leeson)
HAC
16
heavy atoms
MW
241
Da
LogP
-0.29
cLogP
Strain ΔE
16.0 kcal/mol
SASA buried
96%
Lipo contact
81% BSA apolar/total
SASA unbound
435 Ų
Apolar buried
338 Ų

Interaction summary

HB 4 HY 9 PI 1 CLASH 3
Final rank0.895Score-29.388
Inter norm-1.760Intra norm-0.077
Top1000noExcludedno
Contacts11H-bonds4
Artifact reasongeometry warning; 6 clashes; 1 protein clash; 3 cofactor-context clashes
Residues
ARG17 HIS241 LEU188 LEU226 LEU229 NDP302 PHE113 SER111 SER112 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 overlap11Native recall0.58
Jaccard0.58RMSD-
HB strict3Strict recall0.50
HB same residue+role3HB role recall0.60
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
125 0.8945641183120763 -1.75959 -29.3883 4 11 11 0.58 0.60 - no Current
235 0.9237060060374179 -1.75929 -29.0088 4 11 11 0.58 0.60 - 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 -29.388kcal/mol
Ligand efficiency (LE) -1.8368kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -13.981
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 16HA

Physicochemical properties

Molecular weight 240.7Da
Lipinski: ≤ 500 Da
LogP (cLogP) -0.29
Lipinski: ≤ 5
Rotatable bonds 4

Conformational strain (MMFF94s)

Strain energy (ΔE) 15.97kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 55.27kcal/mol
Minimised FF energy 39.31kcal/mol

SASA & burial

✓ computed
SASA (unbound) 435.1Ų
Total solvent-accessible surface area of free ligand
BSA total 417.7Ų
Buried surface area upon binding
BSA apolar 337.5Ų
Hydrophobic contacts buried
BSA polar 80.2Ų
Polar contacts buried
Fraction buried 96.0%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 80.8%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1497.8Ų
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 1024.9Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)