FAIRMol

Z1213740102

Pose ID 14603 Compound 903 Pose 365

DB SELECTIONDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T22
L. donovani rab5a L. donovani
Ligand Z1213740102

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Reject SASA cached
Likely artefact or unreliable pose
Binding strong Geometry medium Native strong SASA done
Strain ΔE
29.6 kcal/mol
Protein clashes
5
Internal clashes
5
Native overlap
contact recall 0.76, Jaccard 0.62, H-bond role recall 0.36
Burial
90%
Hydrophobic fit
80%
Reason: no major geometry red flags detected
5 protein-contact clashes 5 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.872 kcal/mol/HA) ✓ Good fit quality (FQ -8.86) ✓ Strong H-bond network (7 bonds) ✓ Deep burial (90% SASA buried) ✓ Lipophilic contacts well-matched (80%) ✗ High strain energy (29.6 kcal/mol) ✗ Geometry warnings ✗ Protein-contact clashes (10) ✗ Many internal clashes (19)
Score
-31.395
kcal/mol
LE
-0.872
kcal/mol/HA
Fit Quality
-8.86
FQ (Leeson)
HAC
36
heavy atoms
MW
480
Da
LogP
2.23
cLogP
Strain ΔE
29.6 kcal/mol
SASA buried
90%
Lipo contact
80% BSA apolar/total
SASA unbound
738 Ų
Apolar buried
537 Ų

Interaction summary

HB 7 HY 13 PI 1 CLASH 5
Final rank2.786Score-31.395
Inter norm-0.932Intra norm0.060
Top1000noExcludedno
Contacts21H-bonds7
Artifact reasongeometry warning; 19 clashes; 10 protein contact clashes; moderate strain Δ 29.6
Residues
ALA158 ALA24 ALA40 ASN126 ASN41 GLN42 GLU73 GLY23 GLY25 GLY47 GLY71 LEU31 LEU39 LYS127 LYS159 LYS26 PHE38 SER27 SER28 THR44 THR69

Protein summary

165 residues
Protein targetT22Atoms2561
Residues165Chains1
Residue summaryLEU:363; LYS:242; ALA:231; ARG:214; ILE:190; GLU:180; VAL:144; SER:143; PHE:140; ASN:112; THR:112; TYR:105; GLN:102; ASP:96; GLY:77; TRP:48

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
NameRAB5AContacts21
PoseOpen native poseHB0
IFP residues
ALA158 ALA24 ALA40 ASN126 ASN41 ASP129 GLN42 GLU21 GLU73 GLY23 GLY25 LEU130 LEU39 LYS127 LYS159 LYS26 PHE38 SER157 SER22 SER27 SER28
Current overlap16Native recall0.76
Jaccard0.62RMSD-
HB strict5Strict recall0.33
HB same residue+role4HB role recall0.36
HB same residue5HB residue recall0.45

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

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
448 2.1753586768424085 -0.759862 -27.2521 5 18 0 0.00 0.00 - no Open
327 2.196257409577572 -1.12511 -44.4786 6 25 0 0.00 0.00 - no Open
465 2.263257935292505 -0.673764 -26.8912 5 15 0 0.00 0.00 - no Open
365 2.78635018813914 -0.932024 -31.3948 7 21 16 0.76 0.36 - no Current
388 3.556867624173379 -0.572201 -20.9021 5 12 0 0.00 0.00 - no Open
358 4.004585156869844 -0.808049 -30.127 12 18 0 0.00 0.00 - no Open
391 5.477055042660596 -0.684733 -29.5647 7 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 -31.395kcal/mol
Ligand efficiency (LE) -0.8721kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.864
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 36HA

Physicochemical properties

Molecular weight 480.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 2.23
Lipinski: ≤ 5
Rotatable bonds 5

Conformational strain (MMFF94s)

Strain energy (ΔE) 29.59kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy -31.55kcal/mol
Minimised FF energy -61.13kcal/mol

SASA & burial

✓ computed
SASA (unbound) 737.6Ų
Total solvent-accessible surface area of free ligand
BSA total 667.5Ų
Buried surface area upon binding
BSA apolar 537.4Ų
Hydrophobic contacts buried
BSA polar 130.1Ų
Polar contacts buried
Fraction buried 90.5%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 80.5%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -1451.7Ų
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 1368.5Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 499.5Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)