FAIRMol

MK179

Pose ID 5493 Compound 90 Pose 2175

DB Docking_panel_21Docking pose analysis is being read from this database.
Molecular metrics status: done
Cached molecular metrics are available for this pose.
Metrics cached · SASA missing
T03
Bifunctional dihydrofolate reductase-thymidylate synthase (DHFR-TS) 'ambiguous: archive label suggests Leishmania major, structure title points to Trypanosoma cruzi template'
Ligand MK179
PDB3CL9

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Reject No SASA yet
Promising but geometrically suspicious
Binding strong Geometry low Native strong SASA missing
Strain ΔE
32.7 kcal/mol
Protein clashes
12
Internal clashes
10
Native overlap
contact recall 0.70, Jaccard 0.67, H-bond role recall 0.20
Burial
70%
Reason: 12 protein-contact clashes, 10 internal clashes
12 protein-contact clashes 10 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.869 kcal/mol/HA) ✓ Good fit quality (FQ -8.38) ✓ Strong H-bond network (7 bonds) ✗ Very high strain energy (32.7 kcal/mol) ✗ Geometry warnings ✗ Severe protein-contact clashes (12) ✗ Many internal clashes (10) ℹ SASA not computed
Score
-26.065
kcal/mol
LE
-0.869
kcal/mol/HA
Fit Quality
-8.38
FQ (Leeson)
HAC
30
heavy atoms
MW
457
Da
LogP
4.07
cLogP
Strain ΔE
32.7 kcal/mol
SASA buried
computing…

Interaction summary

HB 7 HY 24 PI 1 CLASH 0
Final rank6.391Score-26.065
Inter norm-0.853Intra norm-0.016
Top1000noExcludedno
Contacts15H-bonds5
Artifact reasongeometry warning; 10 clashes; 12 protein contact clashes; high strain Δ 33.1
Residues
ALA32 ARG97 ASP52 ILE45 LEU94 LYS57 LYS95 MET53 NDP301 PHE56 PHE91 THR180 TYR162 VAL30 VAL31

Protein summary

225 residues
Protein targetT03Atoms3428
Residues225Chains2
Residue summaryLEU:380; ARG:360; VAL:272; LYS:264; ALA:240; GLU:240; PRO:224; PHE:180; THR:154; ILE:152; SER:132; TYR:126; GLN:119; ASN:98; GLY:84; NDP:74

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:NDP301

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: permissive.
Name3CL9Contacts20
PoseOpen native poseHB0
IFP residues
ALA32 ARG97 ASP52 ILE45 LEU94 LYS57 MET53 NDP301 PHE56 PHE91 PRO88 SER86 THR180 THR54 THR83 TYR162 VAL156 VAL30 VAL31 VAL87
Current overlap14Native recall0.70
Jaccard0.67RMSD-
HB strict1Strict recall0.14
HB same residue+role1HB role recall0.20
HB same residue1HB residue recall0.20

HB · H-bonds

Mode: permissive. 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

No clash · clashes detected for this pose.

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
2085 3.7455999172086187 -0.910863 -24.5258 3 16 0 0.00 0.00 - no Open
2087 4.9305657277534 -0.929606 -25.0038 5 18 0 0.00 0.00 - no Open
2177 5.746147205921879 -0.914004 -26.8537 3 19 18 0.90 0.20 - no Open
2175 6.391428284754564 -0.852881 -26.065 5 15 14 0.70 0.20 - no Current
2088 7.098387350979841 -0.867806 -28.6497 4 14 0 0.00 0.00 - no Open
2176 5.320168698013479 -0.874951 -24.4856 4 18 17 0.85 0.20 - yes Open
2178 6.444099753091593 -0.905993 -28.7764 5 18 17 0.85 0.20 - yes Open
2086 11.452162562313429 -0.929261 -26.8997 8 20 0 0.00 0.00 - yes Open

Molecular metrics

RDKit SASA burial, strain energy (MMFF94s), ligand efficiency and fit quality for this docking pose.
✓ Metrics available

Scoring & efficiency

Docking score -26.065kcal/mol
Ligand efficiency (LE) -0.8688kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.381
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 30HA

Physicochemical properties

Molecular weight 456.6Da
Lipinski: ≤ 500 Da
LogP (cLogP) 4.07
Lipinski: ≤ 5
Rotatable bonds 6

Conformational strain (MMFF94s)

Strain energy (ΔE) 32.68kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 158.10kcal/mol
Minimised FF energy 125.42kcal/mol

SASA & burial

not yet run
SASA has not been computed yet for this pose. Queue a background recompute to populate SASA burial metrics without blocking the page.