FAIRMol

KB_HAT_38

Pose ID 3741 Compound 510 Pose 423

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 KB_HAT_38
PDB3CL9

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Weak No SASA yet
Promising but geometrically suspicious
Binding strong Geometry low Native strong SASA missing
Strain ΔE
15.6 kcal/mol
Protein clashes
6
Internal clashes
15
Native overlap
contact recall 0.85, Jaccard 0.77, H-bond role recall 0.20
Burial
100%
Reason: 15 internal clashes
6 protein-contact clashes 15 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.808 kcal/mol/HA) ✓ Good fit quality (FQ -7.87) ✓ Good H-bonds (3 bonds) ✗ Moderate strain (15.6 kcal/mol) ✗ Geometry warnings ✗ Protein-contact clashes (6) ✗ Many internal clashes (15) ℹ SASA not computed
Score
-25.051
kcal/mol
LE
-0.808
kcal/mol/HA
Fit Quality
-7.87
FQ (Leeson)
HAC
31
heavy atoms
MW
413
Da
LogP
3.02
cLogP
Strain ΔE
15.6 kcal/mol
SASA buried
computing…

Interaction summary

HB 3 HY 24 PI 2 CLASH 0
Final rank4.356Score-25.051
Inter norm-0.849Intra norm0.041
Top1000noExcludedno
Contacts19H-bonds3
Artifact reasongeometry warning; 15 clashes; 6 protein contact clashes; moderate strain Δ 15.8
Residues
ALA32 ARG97 ASP52 ILE45 LEU94 LYS57 MET53 NDP301 PHE55 PHE56 PHE91 PRO88 SER86 THR180 TYR162 TYR178 VAL30 VAL31 VAL87

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: strict.
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 overlap17Native recall0.85
Jaccard0.77RMSD-
HB strict2Strict recall0.29
HB same residue+role1HB role recall0.20
HB same residue1HB residue recall0.20

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

No clash · clashes detected for this pose.

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
355 3.57838899383271 -0.800245 -20.3634 3 19 1 0.05 0.00 - no Open
425 3.6448787780462286 -0.823752 -24.162 1 19 18 0.90 0.20 - no Open
423 4.355630340910759 -0.849221 -25.0512 3 19 17 0.85 0.20 - no Current
373 4.603056154697007 -0.666846 -20.2303 2 14 0 0.00 0.00 - no Open
354 5.255604267396025 -0.753426 -19.7441 5 17 1 0.05 0.00 - no Open
371 4.365133445288876 -0.632329 -19.228 2 14 0 0.00 0.00 - yes Open
372 5.533507926318224 -0.700886 -19.808 2 14 0 0.00 0.00 - yes Open
353 6.517390336928039 -0.836262 -25.736 5 21 1 0.05 0.00 - yes Open
424 6.921673466316996 -0.789527 -19.5675 1 14 13 0.65 0.20 - 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 -25.051kcal/mol
Ligand efficiency (LE) -0.8081kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.873
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 31HA

Physicochemical properties

Molecular weight 412.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.02
Lipinski: ≤ 5
Rotatable bonds 5

Conformational strain (MMFF94s)

Strain energy (ΔE) 15.56kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 48.25kcal/mol
Minimised FF energy 32.69kcal/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.