FAIRMol

Z29325010

Pose ID 1216 Compound 662 Pose 538

DB fairmolDocking 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 Z29325010
PDB5SD8

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Promising SASA cached
Promising and worth follow-up
Binding strong Geometry medium Native strong SASA done
Strain ΔE
16.6 kcal/mol
Protein clashes
3
Internal clashes
3
Native overlap
contact recall 0.81, Jaccard 0.81, H-bond role recall 0.00
Burial
88%
Hydrophobic fit
76%
Reason: no major geometry red flags detected
3 protein-contact clashes 3 intramolecular clashes
Molecular report
Full metrics ↗
Promising Reasonable quality metrics. Warrants further investigation.
✓ Excellent LE (-0.852 kcal/mol/HA) ✓ Good fit quality (FQ -7.52) ✓ Deep burial (88% SASA buried) ✓ Lipophilic contacts well-matched (76%) ✗ Moderate strain (16.6 kcal/mol) ✗ Geometry warnings ✗ Minor protein-contact clashes (4)
Score
-19.586
kcal/mol
LE
-0.852
kcal/mol/HA
Fit Quality
-7.52
FQ (Leeson)
HAC
23
heavy atoms
MW
341
Da
LogP
4.00
cLogP
Strain ΔE
16.6 kcal/mol
SASA buried
88%
Lipo contact
76% BSA apolar/total
SASA unbound
579 Ų
Apolar buried
385 Ų

Interaction summary

HB 1 HY 24 PI 1 CLASH 3

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

Final rank-0.120Score-19.586
Inter norm-1.121Intra norm0.270
Top1000noExcludedno
Contacts17H-bonds1
Artifact reasongeometry warning; 3 clashes; 4 protein contact clashes; 1 cofactor-context clash
Residues
ALA10 ASP22 GLU31 GLY21 ILE61 ILE8 LEU23 LEU68 NAP201 PHE35 PRO62 SER60 THR137 THR57 TYR122 VAL116 VAL9

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 overlap17Native recall0.81
Jaccard0.81RMSD-
HB strict0Strict recall0.00
HB same residue+role0HB role recall0.00
HB same residue0HB residue recall0.00

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

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
538 -0.11981645359760945 -1.12115 -19.5857 1 17 17 0.81 0.00 - no Current
505 2.7137020792841273 -0.86657 -11.9231 4 11 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 -19.586kcal/mol
Ligand efficiency (LE) -0.8516kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -7.516
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 23HA

Physicochemical properties

Molecular weight 341.4Da
Lipinski: ≤ 500 Da
LogP (cLogP) 4.00
Lipinski: ≤ 5
Rotatable bonds 2

Conformational strain (MMFF94s)

Strain energy (ΔE) 16.65kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 25.98kcal/mol
Minimised FF energy 9.33kcal/mol

SASA & burial

✓ computed
SASA (unbound) 579.2Ų
Total solvent-accessible surface area of free ligand
BSA total 507.6Ų
Buried surface area upon binding
BSA apolar 385.4Ų
Hydrophobic contacts buried
BSA polar 122.2Ų
Polar contacts buried
Fraction buried 87.6%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 75.9%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1489.9Ų
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 613.3Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)