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name
stringlengths
14
28
inchikey
stringlengths
27
27
smiles
stringlengths
15
38
true_logka
float64
4.84
10.3
S_charge
float64
0.54
0.71
S_hydrophobic
float64
0.41
0.73
S_rigidity
float64
0.37
1
S_desolvation
float64
0.56
0.83
S_packing
float64
0.39
1
S_occupancy
float64
0
1
S_shape
float64
0.79
0.97
S_conformer_diversity
float64
0.44
0.7
S_boltzmann_concentration
float64
0.3
1
S_portal
float64
0.07
0.16
S_accessibility
float64
0.14
0.16
S_orientation
float64
0.05
0.97
S_bad
float64
0.01
0.27
DockingScore
float64
-90.32
-44.1
Pose_Energy
float64
0.15
0.47
Distance_to_Cavity_Center
float64
0.48
5.38
Distance_to_Portal
float64
0.73
2.82
Insertion_Depth
float64
-2.37
2.77
Packing_Coefficient
float64
0.39
0.62
Occupancy
float64
0
1
Hydrophobic_Occupancy
float64
0
1
Shape_Complementarity
float64
0
1
Steric_Clash
float64
1
4
Guest_CB7_Min_Distance
float64
1.77
1.87
Pose_RMSD_to_Template
float64
0
0
Portal_Compatibility
float64
0.07
0.16
Positive_Center_to_Portal_Distance
float64
1.54
2.99
Positive_Center_Orientation
float64
0.05
0.97
Charge_Accessibility
float64
0.14
0.16
Portal_Facing_Accessibility
float64
0.12
1
HBond_Count
float64
1
2
HBond_Geometry
float64
1.93
4.95
Carbonyl_Oxygen_Contact_Count
float64
13
24
Hydrophobic_Contact
float64
0
27
Polar_Contact_Penalty
float64
0
1
Bad_Group_Portal_Exposure
float64
1
3
Desolvation_Penalty
float64
0
0
1-Adamantylamine
NGGRFWRIBLQVEP-QPIHLSAKSA-O
C1[C@@H]2CC3C[C@H]1CC3(C2)[NH3+]
10.33
0.5461
0.6795
1
0.8345
0.8666
1
0.9535
0.6967
0.3
0.0864
0.1558
0.9226
0.0102
-51.4196
0.4422
1.1069
1.8453
1.8346
0.5197
1
1
0.9
2
1.8428
0
0.0864
1.6636
0.9226
0.1558
1
1
1.9418
19
22
0
1
0
2-Norbornylamine (exo)
JEPPYVOSGKWVSJ-XVMARJQXSA-O
C1C[C@@H]2C[C@H]1C[C@@H]2[NH3+]
8.14
0.5457
0.6169
1
0.8345
0.5619
0.8017
0.9274
0.697
0.3
0.0924
0.1475
0.913
0.0207
-48.15
0.3408
1.4891
1.4523
1.495
0.4389
0.8277
0.8017
0.875
2
1.8454
0
0.0924
1.8313
0.913
0.1475
1
1
1.9596
16
18
0
1
0
2-Norbornylamine (endo)
JEPPYVOSGKWVSJ-RRKCRQDMSA-O
C1C[C@@H]2C[C@H]1C[C@H]2[NH3+]
8.14
0.5459
0.6166
1
0.8345
0.5619
0.8017
0.9047
0.7005
0.3
0.1018
0.1489
0.9043
0.0405
-48.3266
0.3386
1.4678
1.4526
1.4382
0.4389
0.8017
0.8017
0.875
2
1.8722
0
0.1018
1.9664
0.9043
0.1489
1
1
1.9689
16
18
0
1
0
Cyclooctylamine
HSOHBWMXECKEKV-UHFFFAOYSA-O
C1CCCC(CCC1)[NH3+]
9.24
0.5436
0.6767
1
0.8345
0.906
0.9533
0.9238
0.4621
0.935
0.1131
0.1441
0.8879
0.0481
-52.7854
0.4504
1.5352
1.4854
1.4689
0.5334
0.9533
0.9533
0.8889
2
1.8211
0
0.1131
2.2154
0.8879
0.1441
0.659
1
1.9399
19
22
0
1
0
3-Hydroxy-1-adamantylamine
DWPIPTNBOVJYAD-BQKDNTBBSA-O
C1[C@@H]2CC3(C[C@H]1CC(C2)(C3)O)[NH3+]
8.5
0.5389
0.6647
1
0.6471
0.9991
1
0.9677
0.7003
0.3
0.0732
0.1444
0.9323
0.0139
-53.1799
0.4728
0.6945
2.2784
2.32
0.6064
1
1
0.9167
1
1.8136
0
0.0732
1.5513
0.9323
0.1444
1
2
3.7269
24
24
1
2
0
Isoborneolamine
MDFWXZBEVCOVIO-WEDXCCLWSA-O
C[C@@]12CC[C@@H](C1(C)C)C[C@@H]2[NH3+]
9.75
0.542
0.7308
1
0.8345
0.9924
1
0.9685
0.5277
0.3
0.0694
0.1385
0.9113
0.0117
-52.6794
0.4597
0.6223
2.3067
2.3679
0.6186
1
1
1
2
1.8474
0
0.0694
1.5365
0.9113
0.1385
1
1
1.9653
24
27
1
1
0
Cycloheptylamine
VXVVUHQULXCUPF-UHFFFAOYSA-O
C1CCCC(CC1)[NH3+]
8.65
0.546
0.6341
1
0.8345
0.6986
0.8017
0.9065
0.5039
0.4274
0.1178
0.157
0.8948
0.0526
-61.2186
0.3732
1.4987
1.5141
1.4606
0.4729
0.8017
0.8017
0.875
2
1.8292
0
0.1178
2.1278
0.8948
0.157
1
1
1.9425
20
18
0
1
0
Cyclohexylamine
PAFZNILMFXTMIY-UHFFFAOYSA-O
C1CCC(CC1)[NH3+]
7.4
0.5465
0.5959
1
0.8345
0.4634
0.702
0.9175
0.5157
0.3741
0.1198
0.1503
0.8869
0.0286
-44.095
0.3021
1.7727
1.2629
1.1904
0.414
0.702
0.702
0.8571
2
1.8537
0
0.1198
2.2476
0.8869
0.1503
0.5571
1
2.4643
17
16
0
1
0
Neopentylamine
XDIAMRVROCPPBK-UHFFFAOYSA-O
CC(C)(C)C[NH3+]
7.04
0.5453
0.5615
1
0.8345
0.39
0.6282
0.9175
0.4836
0.3
0.0964
0.1437
0.9122
0.0276
-44.5659
0.2584
1.8285
1.2417
1.2089
0.3942
0.6282
0.6282
0.8333
2
1.7958
0
0.0964
1.9362
0.9122
0.1437
1
1
1.9744
15
15
0
1
0
p-Xylylenediamine
ISKQADXMHQSTHK-UHFFFAOYSA-P
c1cc(ccc1C[NH3+])C[NH3+]
7.26
0.706
0.5573
0.6703
0.5587
0.8815
0.7198
0.792
0.5823
0.4171
0.1595
0.1613
0.0538
0.2182
-61.6497
0.3945
0.4803
2.8199
2.7699
0.5246
0.7458
0.7198
0.8
4
1.8299
0
0.1595
2.9856
0.0538
0.1613
0.1233
2
4.9454
19
13
0
2
0
1-(2-Aminoethyl)piperazine
IMUDHTPIFIBORV-UHFFFAOYSA-Q
C1C[NH+](CC[NH2+]1)CC[NH3+]
5.79
0.702
0.408
0.6703
0.6377
0.903
0
0.8064
0.5387
0.75
0.1349
0.1486
0.9684
0.2077
-90.3214
0.2113
5.1587
2.291
-2.1311
0.5322
0
0
0
3
1.7731
0
0.1349
2.5777
0.9684
0.1486
0.8228
2
3.8306
20
0
0
3
0
trans-1,2-Diaminocyclohexane
SSJXIUAHEKJCMH-PHDIDXHHSA-P
C1CC[C@H]([C@@H](C1)[NH3+])[NH3+]
6.3
0.7052
0.4956
1
0.5587
0.6865
0
0.9499
0.6151
0.9908
0.1213
0.1446
0.9351
0.0146
-65.2894
0.1519
5.3789
2.5011
-2.3661
0.4699
0
0
0
4
1.8667
0
0.1213
2.362
0.9351
0.1446
0.7669
2
3.9364
13
0
0
2
0
4-Aminocyclohexanol (trans)
IMLXLGZJLAOKJN-IZLXSQMJSA-O
C1[C@@H](CC[C@H](C1)O)[NH3+]
5.79
0.5412
0.5276
1
0.6471
0.5904
0.5504
0.9054
0.5992
0.9961
0.1429
0.1521
0.8733
0.0471
-47.6018
0.3205
2.2159
0.7349
0.7277
0.446
0.6323
0.5504
0.75
2
1.8025
0
0.1429
2.7025
0.8733
0.1521
0.3127
1
1.9277
17
12
1
2
0
6-Amino-1-hexanol
SUTWPJHCRAITLU-UHFFFAOYSA-O
C(CCCO)CC[NH3+]
4.84
0.5399
0.5436
0.3679
0.6471
0.7473
0.6282
0.8481
0.4373
0.8281
0.1526
0.1553
0.8907
0.2699
-46.3468
0.3657
0.9519
1.9761
1.9735
0.4855
0.7101
0.6282
0.75
3
1.8652
0
0.1526
2.9363
0.8907
0.1553
0.3145
2
2.9856
16
14
1
2
0

SAMPL4-FEAT

Physics- and docking-derived feature table for the 14 CB[7] (cucurbit[7]uril) guest molecules of the SAMPL4 host–guest blind prediction challenge.

Each row is one guest, identified by molecular name, InChIKey, and SMILES, followed by a set of normalized interpretable scores (S_*) and the raw physics/docking descriptors they are derived from.

Columns (41)

Identity + label (4)

  • name — common name of the guest
  • inchikey — standard InChIKey
  • smiles — protonated SMILES used for docking
  • true_logka — measured association constant logKa (base-10). Official SAMPL4 CB[7] experimental values (Isaacs lab; ITC/NMR), converted from ΔG via logKa = −ΔG/(2.303·RT) at 298 K. Source: SAMPL4 host–guest challenge, DOI 10.1007/s10822-014-9735-1. Note: SAMPL4 reports a single value for 2-norbornylamine, so its exo/endo rows share logKa = 8.14.

Normalized scores (13)S_* in [0, 1] S_charge, S_hydrophobic, S_rigidity, S_desolvation, S_packing, S_occupancy, S_shape, S_conformer_diversity, S_boltzmann_concentration, S_portal, S_accessibility, S_orientation, S_bad

Raw physics / docking descriptors (24) DockingScore, Pose_Energy, Distance_to_Cavity_Center, Distance_to_Portal, Insertion_Depth, Packing_Coefficient, Occupancy, Hydrophobic_Occupancy, Shape_Complementarity, Steric_Clash, Guest_CB7_Min_Distance, Pose_RMSD_to_Template, Portal_Compatibility, Positive_Center_to_Portal_Distance, Positive_Center_Orientation, Charge_Accessibility, Portal_Facing_Accessibility, HBond_Count, HBond_Geometry, Carbonyl_Oxygen_Contact_Count, Hydrophobic_Contact, Polar_Contact_Penalty, Bad_Group_Portal_Exposure, Desolvation_Penalty

Guests (14)

1-Adamantylamine · 2-Norbornylamine (exo) · 2-Norbornylamine (endo) · Cyclooctylamine · 3-Hydroxy-1-adamantylamine · Isoborneolamine · Cycloheptylamine · Cyclohexylamine · Neopentylamine · p-Xylylenediamine · 1-(2-Aminoethyl)piperazine · trans-1,2-Diaminocyclohexane · 4-Aminocyclohexanol (trans) · 6-Amino-1-hexanol

Usage

from datasets import load_dataset

ds = load_dataset("SupraBench/SAMPL4-FEAT", split="test")
print(ds[0]["name"], ds[0]["inchikey"], ds[0]["DockingScore"])

Citation

Muddana, H. S., et al. The SAMPL4 host–guest blind prediction challenge: an overview. J. Comput. Aided Mol. Des. (2014). https://pubmed.ncbi.nlm.nih.gov/24459881

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