CatPred-DB / README.md
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---
license: cc-by-4.0
tags:
- chemistry
- biology
pretty_name: CatPred
repo: https://github.com/maranasgroup/CatPred-DB
citation_bibtex: "@article{Boorla2025,title = {CatPred: a comprehensive framework for deep learning in vitro enzyme kinetic parameters},volume = {16},ISSN = {2041-1723},url = {http://dx.doi.org/10.1038/s41467-025-57215-9},DOI = {10.1038/s41467-025-57215-9},number = {1},journal = {Nature Communications},publisher = {Springer Science and Business Media LLC},author = {Boorla, Veda Sheersh and Maranas, Costas D.},year = {2025},month = feb}"
citation_apa: "Boorla, V. S., & Maranas, C. D. (2025). CatPred: a comprehensive framework for deep learning in vitro enzyme kinetic parameters. Nature Communications, 16(1), 2072. doi:10.1038/s41467-025-57215-9"
configs:
- config_name: kcat
data_files:
- split: train
path: kcat/kcat_train.csv
- split: test
path: kcat/kcat_test.csv
- split: val
path: kcat/kcat_val.csv
- config_name: ki
data_files:
- split: train
path: ki/ki_train.csv
- split: test
path: ki/ki_test.csv
- split: val
path: ki/ki_val.csv
- config_name: km
data_files:
- split: train
path: km/km_train.csv
- split: test
path: km/km_test.csv
- split: val
path: km/km_val.csv
dataset_info:
- config_name: kcat
features:
- name: sequence
dtype: string
- name: sequence_source
dtype: string
- name: uniprot
dtype: string
- name: reaction_smiles
dtype: string
- name: value
dtype: float64
- name: reaction_mw_diff_perc
dtype: float64
- name: temperature
dtype: float64
- name: ph
dtype: float64
- name: ec
dtype: string
- name: taxonomy_id
dtype: float64
- name: log10_value
dtype: float64
- name: reactant_smiles
dtype: string
- name: product_smiles
dtype: string
- name: log10kcat_max
dtype: float64
- name: group
dtype: string
- name: pdbpath
dtype: string
- name: reactant_smiles_20cluster
dtype: int64
- name: sequence_20cluster
dtype: int64
- name: reactant_smiles_40cluster
dtype: int64
- name: sequence_40cluster
dtype: int64
- name: reactant_smiles_60cluster
dtype: int64
- name: sequence_60cluster
dtype: int64
- name: reactant_smiles_80cluster
dtype: int64
- name: sequence_80cluster
dtype: int64
- name: reactant_smiles_99cluster
dtype: int64
- name: sequence_99cluster
dtype: int64
splits:
- name: train
num_bytes: 28336048
num_examples: 18750
- name: test
num_bytes: 3518955
num_examples: 2315
- name: val
num_bytes: 3125504
num_examples: 2083
- config_name: km
features:
- name: sequence
dtype: string
- name: sequence_source
dtype: string
- name: uniprot
dtype: string
- name: substrate_smiles
dtype: string
- name: value
dtype: float64
- name: temperature
dtype: float64
- name: ph
dtype: float64
- name: ec
dtype: string
- name: taxonomy_id
dtype: float64
- name: log10_value
dtype: float64
- name: log10km_mean
dtype: float64
- name: group
dtype: string
- name: pdbpath
dtype: string
- name: substrate_smiles_20cluster
dtype: int64
- name: sequence_20cluster
dtype: int64
- name: substrate_smiles_40cluster
dtype: int64
- name: sequence_40cluster
dtype: int64
- name: substrate_smiles_60cluster
dtype: int64
- name: sequence_60cluster
dtype: int64
- name: substrate_smiles_80cluster
dtype: int64
- name: sequence_80cluster
dtype: int64
- name: substrate_smiles_99cluster
dtype: int64
- name: sequence_99cluster
dtype: int64
splits:
- name: train
num_bytes: 39599382
num_examples: 33349
- name: test
num_bytes: 4847070
num_examples: 4117
- name: val
num_bytes: 4405799
num_examples: 3705
- config_name: ki
features:
- name: sequence
dtype: string
- name: sequence_source
dtype: string
- name: uniprot
dtype: string
- name: substrate_smiles
dtype: string
- name: value
dtype: float64
- name: temperature
dtype: float64
- name: ph
dtype: float64
- name: ec
dtype: string
- name: taxonomy_id
dtype: float64
- name: log10_value
dtype: float64
- name: log10ki_mean
dtype: float64
- name: group
dtype: string
- name: pdbpath
dtype: string
- name: substrate_smiles_20cluster
dtype: int64
- name: sequence_20cluster
dtype: int64
- name: substrate_smiles_40cluster
dtype: int64
- name: sequence_40cluster
dtype: int64
- name: substrate_smiles_60cluster
dtype: int64
- name: sequence_60cluster
dtype: int64
- name: substrate_smiles_80cluster
dtype: int64
- name: sequence_80cluster
dtype: int64
- name: substrate_smiles_99cluster
dtype: int64
- name: sequence_99cluster
dtype: int64
- name: canonical_smiles
dtype: string
splits:
- name: train
num_bytes: 11601551
num_examples: 9661
- name: test
num_bytes: 1429525
num_examples: 4117
- name: val
num_bytes: 1291111
num_examples: 3705
---
# CatPred: A comprehensive framework for deep learning in vitro enzyme kinetic parameters
CatPred-DB is a curated benchmark dataset for in vitro enzyme kinetic parameters, compiled from the BRENDA and SABIO-RK databases. It covers three key kinetic measurements:
kcat (~23k data points) — turnover number, how fast an enzyme converts substrate to product
Km (~41k data points) — Michaelis constant, substrate concentration at half-max enzyme activity
Ki (~12k data points) — inhibition constant, how potently a molecule inhibits an enzyme
## Quickstat Usage
### Install HuggingFace Datasets package
Each subset can be loaded into python using the Huggingface [datasets](https://huggingface.co/docs/datasets/index) library.
First, from the command line install the `datasets` library
$ pip install datasets
Optionally set the cache directory, e.g.
$ HF_HOME=${HOME}/.cache/huggingface/
$ export HF_HOME
then, from within python load the datasets library
>>> import datasets
### Load model datasets
To load one of the `CatPred` model datasets (see available datasets below), use `datasets.load_dataset(...)`:
>>> dataset_tag = "km"
>>> km = datasets.load_dataset(
path = "mcguire1/RconEasyDataset",
name = dataset_tag,
data_dir = dataset_tag)
Generating train split: 33350 examples [00:00, 79921.22 examples/s]
Generating validation split: 3706 examples [00:00, 90060.55 examples/s]
Generating test split: 4118 examples [00:00, 98110.42 examples/s]
and the dataset is loaded as a `datasets.arrow_dataset.Dataset`
>>> km
DatasetDict({
train: Dataset({
features: ['sequence', 'sequence_source', 'uniprot', 'substrate_smiles', 'value', 'temperature', 'ph', 'ec', 'taxonomy_id', 'log10_value', 'log10km_mean', 'group', 'pdbpath', 'substrate_smiles_20cluster', 'sequence_20cluster', 'substrate_smiles_40cluster', 'sequence_40cluster', 'substrate_smiles_60cluster', 'sequence_60cluster', 'substrate_smiles_80cluster', 'sequence_80cluster', 'substrate_smiles_99cluster', 'sequence_99cluster'],
num_rows: 33350
})
validation: Dataset({
features: ['sequence', 'sequence_source', 'uniprot', 'substrate_smiles', 'value', 'temperature', 'ph', 'ec', 'taxonomy_id', 'log10_value', 'log10km_mean', 'group', 'pdbpath', 'substrate_smiles_20cluster', 'sequence_20cluster', 'substrate_smiles_40cluster', 'sequence_40cluster', 'substrate_smiles_60cluster', 'sequence_60cluster', 'substrate_smiles_80cluster', 'sequence_80cluster', 'substrate_smiles_99cluster', 'sequence_99cluster'],
num_rows: 3706
})
test: Dataset({
features: ['sequence', 'sequence_source', 'uniprot', 'substrate_smiles', 'value', 'temperature', 'ph', 'ec', 'taxonomy_id', 'log10_value', 'log10km_mean', 'group', 'pdbpath', 'substrate_smiles_20cluster', 'sequence_20cluster', 'substrate_smiles_40cluster', 'sequence_40cluster', 'substrate_smiles_60cluster', 'sequence_60cluster', 'substrate_smiles_80cluster', 'sequence_80cluster', 'substrate_smiles_99cluster', 'sequence_99cluster'],
num_rows: 4118
})
which is a column oriented format that can be accessed directly, written to disk as a `parquet` file or converted in to a `pandas.DataFrame`, e.g.
>>> km['train'].data.column('sequence')
<pyarrow.lib.ChunkedArray object at 0x35fda2260>
## Overview of Datasets