FAIRMol

OHD_MAC_74

Pose ID 1119 Compound 752 Pose 441

DB SELECTIONDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T02
Human DHFR Human
Ligand OHD_MAC_74
PDB5SD8

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Reject SASA cached
Promising but geometrically suspicious
Binding strong Geometry low Native strong SASA done
Strain ΔE
47.2 kcal/mol
Protein clashes
2
Internal clashes
14
Native overlap
contact recall 0.57, Jaccard 0.50, H-bond role recall 0.20
Burial
86%
Hydrophobic fit
75%
Reason: 14 internal clashes, strain 47.2 kcal/mol
strain ΔE 47.2 kcal/mol 2 protein-contact clashes 14 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.881 kcal/mol/HA) ✓ Good fit quality (FQ -8.50) ✓ Strong H-bond network (8 bonds) ✓ Deep burial (86% SASA buried) ✓ Lipophilic contacts well-matched (75%) ✗ Extreme strain energy (47.2 kcal/mol) ✗ Geometry warnings ✗ Minor protein-contact clashes (2) ✗ Many internal clashes (14)
Score
-26.424
kcal/mol
LE
-0.881
kcal/mol/HA
Fit Quality
-8.50
FQ (Leeson)
HAC
30
heavy atoms
MW
407
Da
LogP
2.87
cLogP
Strain ΔE
47.2 kcal/mol
SASA buried
86%
Lipo contact
75% BSA apolar/total
SASA unbound
657 Ų
Apolar buried
422 Ų

Interaction summary

HB 8 HY 24 PI 2 CLASH 0
Final rank1.169Score-26.424
Inter norm-0.881Intra norm-0.000
Top1000noExcludedno
Contacts15H-bonds8
Artifact reasongeometry warning; 14 clashes; 2 protein contact clashes; high strain Δ 47.2
Residues
ARG29 ASN65 ILE61 ILE8 LEU23 LEU28 LEU68 NAP201 PHE32 PHE35 PRO27 PRO62 SER60 THR57 VAL116

Protein summary

200 residues
Protein targetT02Atoms3128
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 strict1Strict recall0.20
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
333 0.8165892997804749 -1.03679 -23.7942 12 14 0 0.00 0.00 - no Open
441 1.1685211136412954 -0.880713 -26.4243 8 15 12 0.57 0.20 - no Current
356 1.6407871253580555 -0.869268 -22.1003 7 20 0 0.00 0.00 - no Open
403 1.795979106920546 -0.975825 -28.8271 6 15 0 0.00 0.00 - no Open
383 3.452527861957111 -0.914722 -19.2993 3 13 0 0.00 0.00 - no Open
457 3.460735189732118 -0.830068 -17.489 5 17 0 0.00 0.00 - no Open
391 3.50428813078884 -0.797361 -21.3187 8 13 0 0.00 0.00 - no Open
352 3.756650634369295 -1.01987 -25.7771 9 19 0 0.00 0.00 - no Open
318 4.326972274753828 -1.10335 -32.5603 12 23 0 0.00 0.00 - no Open
380 5.4593238784164 -0.932728 -21.1296 13 15 0 0.00 0.00 - no Open
421 5.842856067255379 -0.879322 -23.9742 11 20 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 -26.424kcal/mol
Ligand efficiency (LE) -0.8808kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.497
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 30HA

Physicochemical properties

Molecular weight 407.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.87
Lipinski: ≤ 5
Rotatable bonds 8

Conformational strain (MMFF94s)

Strain energy (ΔE) 47.22kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 117.48kcal/mol
Minimised FF energy 70.26kcal/mol

SASA & burial

✓ computed
SASA (unbound) 657.4Ų
Total solvent-accessible surface area of free ligand
BSA total 563.3Ų
Buried surface area upon binding
BSA apolar 421.7Ų
Hydrophobic contacts buried
BSA polar 141.6Ų
Polar contacts buried
Fraction buried 85.7%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 74.9%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1549.9Ų
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 628.0Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)