FAIRMol

ulfkktlib_1444

Pose ID 2168 Compound 1466 Pose 135

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_1444
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 high Native strong SASA done
Strain ΔE
15.6 kcal/mol
Protein clashes
1
Internal clashes
2
Native overlap
contact recall 0.32, Jaccard 0.32, H-bond role recall 0.60
Burial
93%
Hydrophobic fit
66%
Reason: no major geometry red flags detected
1 protein-contact clashes
Molecular report
Full metrics ↗
Promising Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-2.436 kcal/mol/HA) ✓ Good fit quality (FQ -15.38) ✓ Strong H-bond network (9 bonds) ✓ Deep burial (93% SASA buried) ✓ Lipophilic contacts well-matched (66%) ✗ Moderate strain (15.6 kcal/mol) ✗ Geometry warnings ✗ Minor protein-contact clashes (2)
Score
-26.792
kcal/mol
LE
-2.436
kcal/mol/HA
Fit Quality
-15.38
FQ (Leeson)
HAC
11
heavy atoms
MW
150
Da
LogP
-0.59
cLogP
Strain ΔE
15.6 kcal/mol
SASA buried
93%
Lipo contact
66% BSA apolar/total
SASA unbound
315 Ų
Apolar buried
193 Ų

Interaction summary

HB 9 HY 6 PI 2 CLASH 2
Final rank48.326Score-26.792
Inter norm-2.468Intra norm0.032
Top1000noExcludedno
Contacts6H-bonds9
Artifact reasongeometry warning; 3 clashes; 2 protein contact clashes; 1 severe cofactor-context clash
Residues
ARG17 LYS198 NDP302 PHE113 SER111 TYR194

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 overlap6Native recall0.32
Jaccard0.32RMSD-
HB strict4Strict recall0.67
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
96 -1.8712427574739618 -2.68581 -29.3576 8 6 6 0.32 0.40 - no Open
213 -1.8605086716045791 -2.67053 -29.1804 8 6 6 0.32 0.40 - no Open
162 -1.8598548290142805 -2.67939 -29.2832 8 6 6 0.32 0.40 - no Open
135 48.326286722205 -2.46798 -26.792 9 6 6 0.32 0.60 - 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 -26.792kcal/mol
Ligand efficiency (LE) -2.4356kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -15.380
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 11HA

Physicochemical properties

Molecular weight 150.2Da
Lipinski: ≤ 500 Da
LogP (cLogP) -0.59
Lipinski: ≤ 5
Rotatable bonds 2

Conformational strain (MMFF94s)

Strain energy (ΔE) 15.60kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 81.05kcal/mol
Minimised FF energy 65.45kcal/mol

SASA & burial

✓ computed
SASA (unbound) 315.1Ų
Total solvent-accessible surface area of free ligand
BSA total 293.6Ų
Buried surface area upon binding
BSA apolar 193.5Ų
Hydrophobic contacts buried
BSA polar 100.2Ų
Polar contacts buried
Fraction buried 93.2%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 65.9%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1353.0Ų
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 1028.9Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)