FAIRMol

Z57008911

Pose ID 4002 Compound 1045 Pose 616

DB SELECTIONDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T06
T. brucei DHFR T. brucei
Ligand Z57008911
PDB8RHT

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Weak SASA cached
Promising but geometrically suspicious
Binding strong Geometry low Native strong SASA done
Strain ΔE
17.2 kcal/mol
Protein clashes
3
Internal clashes
10
Native overlap
contact recall 0.76, Jaccard 0.70, H-bond role recall 0.50
Burial
96%
Hydrophobic fit
79%
Reason: 10 internal clashes
3 protein-contact clashes 10 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.680 kcal/mol/HA) ✓ Good fit quality (FQ -6.00) ✓ Strong H-bond network (7 bonds) ✓ Deep burial (96% SASA buried) ✓ Lipophilic contacts well-matched (79%) ✗ Moderate strain (17.2 kcal/mol) ✗ Geometry warnings ✗ Minor protein-contact clashes (3) ✗ Many internal clashes (10)
Score
-15.632
kcal/mol
LE
-0.680
kcal/mol/HA
Fit Quality
-6.00
FQ (Leeson)
HAC
23
heavy atoms
MW
314
Da
LogP
1.19
cLogP
Strain ΔE
17.2 kcal/mol
SASA buried
96%
Lipo contact
79% BSA apolar/total
SASA unbound
566 Ų
Apolar buried
432 Ų

Interaction summary

HB 7 HY 24 PI 3 CLASH 0
Final rank0.629Score-15.632
Inter norm-1.034Intra norm0.355
Top1000noExcludedno
Contacts18H-bonds7
Artifact reasongeometry warning; 10 clashes; 3 protein contact clashes
Residues
ALA34 ARG100 ARG59 ASP54 ILE160 ILE47 LEU90 LEU97 MET55 NDP301 PHE233 PHE58 PHE94 PRO91 THR184 TYR57 VAL32 VAL33

Protein summary

223 residues
Protein targetT06Atoms3452
Residues223Chains1
Residue summaryARG:408; VAL:352; LYS:308; LEU:304; PRO:238; ILE:209; GLU:195; THR:182; SER:176; ALA:160; PHE:140; ASN:126; GLY:126; ASP:108; GLN:85; 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.
Name8RHTContacts21
PoseOpen native poseHB0
IFP residues
ALA34 ASP54 HIS182 ILE160 ILE47 LEU90 LEU97 MET55 NDP301 PHE233 PHE58 PHE94 PRO91 SER89 THR184 THR86 TRP49 TYR166 TYR57 VAL32 VAL33
Current overlap16Native recall0.76
Jaccard0.70RMSD-
HB strict3Strict recall0.60
HB same residue+role2HB role recall0.50
HB same residue2HB residue recall0.50

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
628 0.18702354902015306 -1.17891 -22.6406 4 15 1 0.05 0.00 - no Open
616 0.6285692150163996 -1.03442 -15.6318 7 18 16 0.76 0.50 - no Current
617 2.579057013340084 -1.22393 -23.9439 9 13 0 0.00 0.00 - no Open
636 2.6212597648646407 -1.27144 -23.7154 7 19 0 0.00 0.00 - no Open
635 2.628679045735035 -1.08796 -19.974 6 13 0 0.00 0.00 - no Open
639 2.942909683415412 -1.07862 -18.8879 7 12 0 0.00 0.00 - no Open
626 4.096418414128663 -1.32544 -25.1928 10 18 0 0.00 0.00 - no Open
622 4.311340728481773 -1.06258 -19.8805 8 12 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 -15.632kcal/mol
Ligand efficiency (LE) -0.6796kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -5.998
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 23HA

Physicochemical properties

Molecular weight 314.3Da
Lipinski: ≤ 500 Da
LogP (cLogP) 1.19
Lipinski: ≤ 5
Rotatable bonds 8

Conformational strain (MMFF94s)

Strain energy (ΔE) 17.23kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 43.22kcal/mol
Minimised FF energy 25.99kcal/mol

SASA & burial

✓ computed
SASA (unbound) 566.1Ų
Total solvent-accessible surface area of free ligand
BSA total 544.6Ų
Buried surface area upon binding
BSA apolar 432.0Ų
Hydrophobic contacts buried
BSA polar 112.6Ų
Polar contacts buried
Fraction buried 96.2%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 79.3%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1684.5Ų
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 1808.8Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 577.1Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)