FAIRMol

OHD_Schistosoma_119

Pose ID 47 Compound 383 Pose 47

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 OHD_Schistosoma_119
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
34.8 kcal/mol
Protein clashes
0
Internal clashes
13
Native overlap
contact recall 0.62, Jaccard 0.52, H-bond role recall 0.20
Burial
84%
Hydrophobic fit
73%
Reason: 13 internal clashes
13 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-1.214 kcal/mol/HA) ✓ Good fit quality (FQ -11.46) ✓ Good H-bonds (4 bonds) ✓ Deep burial (84% SASA buried) ✓ Lipophilic contacts well-matched (73%) ✗ Very high strain energy (34.8 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (13)
Score
-33.982
kcal/mol
LE
-1.214
kcal/mol/HA
Fit Quality
-11.46
FQ (Leeson)
HAC
28
heavy atoms
MW
393
Da
LogP
3.17
cLogP
Strain ΔE
34.8 kcal/mol
SASA buried
84%
Lipo contact
73% BSA apolar/total
SASA unbound
690 Ų
Apolar buried
425 Ų

Interaction summary

HB 4 HY 24 PI 3 CLASH 0
Final rank2.257Score-33.982
Inter norm-1.145Intra norm-0.069
Top1000noExcludedno
Contacts17H-bonds4
Artifact reasongeometry warning; 13 clashes; 1 protein clash; high strain Δ 34.7
Residues
ALA10 ARG29 GLU31 ILE61 ILE8 LEU23 LEU28 NAP201 PHE32 PHE35 PRO27 SER60 THR57 TRP25 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 overlap13Native recall0.62
Jaccard0.52RMSD-
HB strict0Strict recall0.00
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
43 1.1728836106535168 -1.15406 -31.1202 9 15 0 0.00 0.00 - no Open
20 1.5080412680464408 -1.19861 -29.6204 13 19 0 0.00 0.00 - no Open
33 1.565675456546163 -0.805172 -22.1294 8 15 0 0.00 0.00 - no Open
47 2.257128692601215 -1.14501 -33.9816 4 17 13 0.62 0.20 - no Current
34 2.4507228953981053 -0.956091 -24.0652 3 15 11 0.52 0.40 - no Open
34 2.9344294306635303 -1.03576 -26.0298 5 16 0 0.00 0.00 - no Open
21 3.244451123765894 -0.958338 -28.4656 9 18 0 0.00 0.00 - no Open
37 3.2541776923072754 -0.94766 -25.8329 7 20 0 0.00 0.00 - no Open
33 3.3373689399605038 -1.06988 -32.9082 7 15 0 0.00 0.00 - no Open
24 3.5583407345718885 -1.08027 -29.9241 11 16 0 0.00 0.00 - no Open
42 3.6105363889928936 -0.880375 -23.1448 9 16 0 0.00 0.00 - no Open
36 3.6772301933141605 -0.886989 -25.4605 8 18 0 0.00 0.00 - no Open
22 3.9398829104489517 -0.820834 -22.4978 7 13 0 0.00 0.00 - no Open
35 5.976485328510418 -1.13445 -27.9224 13 16 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 -33.982kcal/mol
Ligand efficiency (LE) -1.2136kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -11.457
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 28HA

Physicochemical properties

Molecular weight 393.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.17
Lipinski: ≤ 5
Rotatable bonds 8

Conformational strain (MMFF94s)

Strain energy (ΔE) 34.79kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 7.62kcal/mol
Minimised FF energy -27.17kcal/mol

SASA & burial

✓ computed
SASA (unbound) 690.1Ų
Total solvent-accessible surface area of free ligand
BSA total 581.3Ų
Buried surface area upon binding
BSA apolar 425.4Ų
Hydrophobic contacts buried
BSA polar 155.9Ų
Polar contacts buried
Fraction buried 84.2%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 73.2%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1574.4Ų
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 618.3Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)