FAIRMol

Z44848907

Pose ID 12624 Compound 278 Pose 2186

DB Docking_panel_21Docking pose analysis is being read from this database.
Molecular metrics status: done
Cached molecular metrics are available for this pose.
Metrics cached · SASA missing
T07
Pteridine reductase 1 (PTR1) Trypanosoma brucei
Ligand Z44848907
PDB6RX6

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Reject No SASA yet
Likely artefact or unreliable pose
Binding strong Geometry medium Native strong SASA missing
Strain ΔE
29.7 kcal/mol
Protein clashes
3
Internal clashes
4
Native overlap
contact recall 0.68, Jaccard 0.68, H-bond role recall 0.00
Burial
96%
Reason: no major geometry red flags detected
3 protein-contact clashes 4 intramolecular clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.910 kcal/mol/HA) ✓ Good fit quality (FQ -9.25) ✗ High strain energy (29.7 kcal/mol) ✗ Geometry warnings ✗ Protein-contact clashes (7) ✗ Many internal clashes (16) ℹ SASA not computed
Score
-32.754
kcal/mol
LE
-0.910
kcal/mol/HA
Fit Quality
-9.25
FQ (Leeson)
HAC
36
heavy atoms
MW
482
Da
LogP
5.06
cLogP
Strain ΔE
29.7 kcal/mol
SASA buried
computing…

Interaction summary

HB 2 HY 24 PI 4 CLASH 4
Final rank5.879Score-32.754
Inter norm-0.796Intra norm-0.114
Top1000noExcludedno
Contacts13H-bonds1
Artifact reasongeometry warning; 16 clashes; 7 protein contact clashes; high strain Δ 32.3
Residues
ARG14 ASP161 LEU208 LEU209 MET213 NAP301 PHE171 PHE97 PRO210 PRO99 TRP221 TYR174 TYR98

Protein summary

275 residues
Protein targetT07Atoms3932
Residues275Chains3
Residue summaryLEU:437; VAL:433; ALA:361; ARG:288; ILE:266; GLU:210; LYS:198; SER:198; ASN:182; THR:154; GLN:153; PHE:140; PRO:140; TYR:126; GLY:112; HIS:103

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:NAP301

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: permissive.
NameTbPTR1_cW_6RX6_ReadyContacts19
PoseOpen native poseHB0
IFP residues
ARG14 ASP161 CYS168 GLY205 LEU208 LEU209 LYS178 MET213 NAP301 PHE171 PHE97 PRO210 PRO99 SER207 SER95 TRP221 TYR174 TYR98 VAL206
Current overlap13Native recall0.68
Jaccard0.68RMSD-
HB strict0Strict recall0.00
HB same residue+role0HB role recall0.00
HB same residue0HB residue recall0.00

HB · H-bonds

Mode: permissive. 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
2184 4.614540518243182 -0.818501 -26.2491 2 17 14 0.74 0.00 - no Open
2183 4.68727944917791 -0.690042 -22.7785 0 15 13 0.68 0.00 - no Open
3165 5.335877589857202 -0.707983 -27.7628 1 19 0 0.00 0.00 - no Open
2186 5.879476557389142 -0.795684 -32.7539 1 13 13 0.68 0.00 - no Current
3160 7.490407099445143 -0.580747 -17.3863 3 17 0 0.00 0.00 - no Open
3161 7.882129821552622 -0.72906 -17.4267 3 16 0 0.00 0.00 - no Open
2187 6.585916680181024 -0.695498 -23.5563 0 14 13 0.68 0.00 - yes Open
2188 6.638558359145298 -0.782849 -29.2739 0 15 12 0.63 0.00 - yes Open
2185 8.632533309205227 -0.784229 -32.4514 5 16 12 0.63 0.20 - yes Open
3163 9.230738807532372 -0.704018 -30.3141 3 19 0 0.00 0.00 - yes Open
3164 12.54575112579421 -0.692076 -22.3496 3 21 0 0.00 0.00 - yes Open
3162 13.238925520518073 -0.678001 -25.0814 6 20 0 0.00 0.00 - yes Open

Molecular metrics

RDKit SASA burial, strain energy (MMFF94s), ligand efficiency and fit quality for this docking pose.
✓ Metrics available

Scoring & efficiency

Docking score -32.754kcal/mol
Ligand efficiency (LE) -0.9098kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -9.247
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 36HA

Physicochemical properties

Molecular weight 481.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 5.06
Lipinski: ≤ 5
Rotatable bonds 7

Conformational strain (MMFF94s)

Strain energy (ΔE) 29.72kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 141.55kcal/mol
Minimised FF energy 111.83kcal/mol

SASA & burial

not yet run
SASA has not been computed yet for this pose. Queue a background recompute to populate SASA burial metrics without blocking the page.