FAIRMol

MK179

Pose ID 2294 Compound 234 Pose 261

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 MK179
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 mixed SASA done
Strain ΔE
34.1 kcal/mol
Protein clashes
1
Internal clashes
1
Native overlap
contact recall 0.53, Jaccard 0.48, H-bond role recall 0.40
Burial
74%
Hydrophobic fit
68%
Reason: no major geometry red flags detected
1 protein-contact clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.673 kcal/mol/HA) ✓ Good fit quality (FQ -6.50) ✓ Deep burial (74% SASA buried) ✓ Lipophilic contacts well-matched (68%) ✗ Very high strain energy (34.1 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (14)
Score
-20.204
kcal/mol
LE
-0.673
kcal/mol/HA
Fit Quality
-6.50
FQ (Leeson)
HAC
30
heavy atoms
MW
458
Da
LogP
2.66
cLogP
Strain ΔE
34.1 kcal/mol
SASA buried
74%
Lipo contact
68% BSA apolar/total
SASA unbound
695 Ų
Apolar buried
348 Ų

Interaction summary

HB 2 HY 24 PI 2 CLASH 1
Final rank2.573Score-20.204
Inter norm-0.803Intra norm0.130
Top1000noExcludedno
Contacts12H-bonds2
Artifact reasongeometry warning; 14 clashes; 1 protein clash; moderate strain Δ 29.8
Residues
ARG17 ASP232 HIS241 LEU188 LEU226 LEU229 MET233 NDP302 PHE113 PRO234 TYR191 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 overlap10Native recall0.53
Jaccard0.48RMSD-
HB strict2Strict recall0.33
HB same residue+role2HB role recall0.40
HB same residue2HB residue recall0.40

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
258 0.25042243857344604 -1.14891 -31.0205 5 13 0 0.00 0.00 - no Open
264 1.0927050169268024 -1.00795 -24.7925 4 14 0 0.00 0.00 - no Open
235 1.1073660704846975 -0.900181 -23.0605 5 17 0 0.00 0.00 - no Open
257 1.107384658545134 -0.819468 -19.7407 2 17 0 0.00 0.00 - no Open
313 1.3452488083914984 -0.690473 -17.5537 4 16 0 0.00 0.00 - no Open
252 1.4292786430260862 -0.917081 -25.3234 6 21 0 0.00 0.00 - no Open
330 1.622607140224942 -0.920565 -25.7973 2 18 0 0.00 0.00 - no Open
281 1.8373311043657956 -0.808595 -21.8267 3 15 0 0.00 0.00 - no Open
206 1.8644199550012546 -0.798056 -18.2624 8 14 0 0.00 0.00 - no Open
361 2.311042942916434 -0.848092 -25.1719 4 12 0 0.00 0.00 - no Open
261 2.5727308749693383 -0.803338 -20.2039 2 12 10 0.53 0.40 - no Current
224 2.7169060620044525 -1.02158 -27.5832 9 18 0 0.00 0.00 - no Open
234 3.995775267533372 -1.22318 -34.5475 13 21 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 -20.204kcal/mol
Ligand efficiency (LE) -0.6735kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -6.496
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 30HA

Physicochemical properties

Molecular weight 457.6Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.66
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 34.06kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 153.56kcal/mol
Minimised FF energy 119.49kcal/mol

SASA & burial

✓ computed
SASA (unbound) 694.8Ų
Total solvent-accessible surface area of free ligand
BSA total 510.3Ų
Buried surface area upon binding
BSA apolar 347.6Ų
Hydrophobic contacts buried
BSA polar 162.8Ų
Polar contacts buried
Fraction buried 73.5%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 68.1%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1590.7Ų
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 1048.8Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)