FAIRMol

OHD_TB2022_21

Pose ID 78 Compound 628 Pose 78

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_TB2022_21
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
19.6 kcal/mol
Protein clashes
0
Internal clashes
18
Native overlap
contact recall 0.90, Jaccard 0.83, H-bond role recall 0.80
Burial
82%
Hydrophobic fit
87%
Reason: 18 internal clashes
18 intramolecular clashes
Molecular report
Full metrics ↗
Weak Marginal quality. Consider only alongside better-scoring alternatives.
✓ Excellent LE (-0.654 kcal/mol/HA) ✓ Good fit quality (FQ -6.69) ✓ Strong H-bond network (11 bonds) ✓ Deep burial (82% SASA buried) ✓ Lipophilic contacts well-matched (87%) ✗ Moderate strain (19.6 kcal/mol) ✗ Geometry warnings ✗ Many internal clashes (18)
Score
-24.183
kcal/mol
LE
-0.654
kcal/mol/HA
Fit Quality
-6.69
FQ (Leeson)
HAC
37
heavy atoms
MW
495
Da
LogP
4.01
cLogP
Strain ΔE
19.6 kcal/mol
SASA buried
82%
Lipo contact
87% BSA apolar/total
SASA unbound
824 Ų
Apolar buried
587 Ų

Interaction summary

HB 11 HY 24 PI 3 CLASH 0
Final rank4.087Score-24.183
Inter norm-0.777Intra norm0.123
Top1000noExcludedno
Contacts21H-bonds11
Artifact reasongeometry warning; 18 clashes; 2 protein clashes
Residues
ALA10 ASN65 ASP22 GLN36 GLU31 GLY21 ILE61 ILE8 LEU23 LEU68 NAP201 PHE32 PHE35 PRO27 PRO62 SER60 THR137 TYR122 TYR34 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 overlap19Native recall0.90
Jaccard0.83RMSD-
HB strict4Strict recall0.80
HB same residue+role4HB role recall0.80
HB same residue4HB residue recall0.80

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
70 0.9441837428913401 -1.14683 -33.4245 7 20 0 0.00 0.00 - no Open
60 1.353649379244449 -1.14596 -33.7036 7 21 0 0.00 0.00 - no Open
53 2.955680988621583 -0.717527 -22.2933 7 21 0 0.00 0.00 - no Open
56 3.0450219135992884 -0.711971 -23.6267 8 16 0 0.00 0.00 - no Open
68 3.157440750940877 -0.734977 -22.3917 9 24 20 0.95 0.40 - no Open
52 3.2354079941176104 -0.785109 -24.9697 4 18 0 0.00 0.00 - no Open
78 4.087075192168423 -0.776562 -24.1835 11 21 19 0.90 0.80 - no Current
70 4.300072111504438 -0.965604 -29.7543 10 21 0 0.00 0.00 - no Open
47 4.4701940342157265 -0.737164 -25.0202 11 19 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 -24.183kcal/mol
Ligand efficiency (LE) -0.6536kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -6.692
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 37HA

Physicochemical properties

Molecular weight 494.6Da
Lipinski: ≤ 500 Da
LogP (cLogP) 4.01
Lipinski: ≤ 5
Rotatable bonds 11

Conformational strain (MMFF94s)

Strain energy (ΔE) 19.62kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 55.29kcal/mol
Minimised FF energy 35.67kcal/mol

SASA & burial

✓ computed
SASA (unbound) 823.8Ų
Total solvent-accessible surface area of free ligand
BSA total 674.3Ų
Buried surface area upon binding
BSA apolar 586.9Ų
Hydrophobic contacts buried
BSA polar 87.5Ų
Polar contacts buried
Fraction buried 81.9%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 87.0%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1778.9Ų
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 616.4Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)