FAIRMol

TC358

Pose ID 299 Compound 44 Pose 299

DB SELECTIONDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T01
Human DHFR Human
Ligand TC358
PDB5SD8

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
25.8 kcal/mol
Protein clashes
0
Internal clashes
11
Native overlap
contact recall 0.57, Jaccard 0.50, H-bond role recall 0.40
Burial
86%
Hydrophobic fit
87%
Reason: 11 internal clashes
11 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.773 kcal/mol/HA) ✓ Good fit quality (FQ -7.45) ✓ Good H-bonds (4 bonds) ✓ Deep burial (86% SASA buried) ✓ Lipophilic contacts well-matched (87%) ✗ High strain energy (25.8 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (11)
Score
-23.177
kcal/mol
LE
-0.773
kcal/mol/HA
Fit Quality
-7.45
FQ (Leeson)
HAC
30
heavy atoms
MW
402
Da
LogP
3.56
cLogP
Strain ΔE
25.8 kcal/mol
SASA buried
86%
Lipo contact
87% BSA apolar/total
SASA unbound
678 Ų
Apolar buried
510 Ų

Interaction summary

HB 4 HY 24 PI 4 CLASH 0
Final rank0.654Score-23.177
Inter norm-0.854Intra norm0.082
Top1000noExcludedno
Contacts15H-bonds4
Artifact reasongeometry warning; 11 clashes; 1 protein contact clash; 1 cofactor-context clash; moderate strain Δ 25.4
Residues
ALA10 ARG29 GLU31 ILE61 ILE8 LEU23 LEU28 LEU68 NAP201 PHE32 PHE35 PRO27 TYR122 VAL116 VAL9

Protein summary

200 residues
Protein targetT01Atoms3128
Residues200Chains2
Residue summaryLYS:374; LEU:361; GLU:240; VAL:224; ARG:192; PHE:180; ILE:171; PRO:168; ASN:140; SER:132; TYR:126; GLN:119; ASP:108; MET:102; THR:98; GLY:91

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:NAP201

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
Name5SD8Contacts21
PoseOpen native poseHB0
IFP residues
ALA10 ASN65 ASP22 GLN36 GLU31 GLY117 GLY21 ILE61 ILE8 LEU23 LEU68 NAP201 PHE32 PHE35 PRO62 SER60 THR137 THR57 TYR122 VAL116 VAL9
Current overlap12Native recall0.57
Jaccard0.50RMSD-
HB strict2Strict recall0.40
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

No clash · clashes detected for this pose.

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
230 0.5079880905865612 -1.05823 -27.4761 7 16 0 0.00 0.00 - no Open
299 0.6541166288479228 -0.854458 -23.1766 4 15 12 0.57 0.40 - no Current
235 0.9617741215431999 -1.12463 -25.229 6 14 0 0.00 0.00 - no Open
231 2.18855395233315 -0.988386 -20.5952 6 18 0 0.00 0.00 - no Open
229 2.2323899897137838 -1.22394 -27.7163 4 18 0 0.00 0.00 - no Open
218 2.2689055911488274 -0.78972 -23.284 2 18 0 0.00 0.00 - no Open
259 2.2729413366463573 -1.11623 -28.5408 6 22 0 0.00 0.00 - no Open
272 2.457874472716344 -0.902589 -22.2336 4 14 0 0.00 0.00 - no Open
177 2.6921673697430357 -0.935706 -23.0441 7 17 0 0.00 0.00 - no Open
260 3.0169256640293716 -1.16386 -28.6068 6 23 0 0.00 0.00 - no Open
210 3.164995907995662 -1.27123 -28.8488 8 23 0 0.00 0.00 - no Open
276 3.36488331222722 -0.679093 -13.4836 5 10 0 0.00 0.00 - no Open
250 3.403056279509119 -0.752278 -20.1012 5 15 0 0.00 0.00 - no Open
277 3.748241609510073 -0.734284 -18.7968 5 12 0 0.00 0.00 - no Open
363 4.041594586258085 -0.824173 -18.2023 6 18 0 0.00 0.00 - no Open
209 4.429054136335406 -1.09718 -26.8529 8 22 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 -23.177kcal/mol
Ligand efficiency (LE) -0.7726kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.452
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 30HA

Physicochemical properties

Molecular weight 402.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.56
Lipinski: ≤ 5
Rotatable bonds 10

Conformational strain (MMFF94s)

Strain energy (ΔE) 25.81kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 86.03kcal/mol
Minimised FF energy 60.21kcal/mol

SASA & burial

✓ computed
SASA (unbound) 677.7Ų
Total solvent-accessible surface area of free ligand
BSA total 585.1Ų
Buried surface area upon binding
BSA apolar 510.0Ų
Hydrophobic contacts buried
BSA polar 75.2Ų
Polar contacts buried
Fraction buried 86.3%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 87.2%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1660.6Ų
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 1677.9Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 619.7Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)