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- Unified all-atom molecule generation with neural fields - MCPP Dataset
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- Starting from 641 protein–MCP complexes obtained from the RCSB PDB, we employed a mutate-then-relax approach to curate a dataset comprising
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- of 186,685 MCP–protein complexes. (mcpp_dataset.tar.gz). Our strategy consists of randomly mutating the MCPs at 1 to 8 different sites,
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- using a list of 213 distinct amino acids. We relaxing them using fast-relax in Rosetta, which involves iterative cycles of side-chain
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- packing and all-atom minimization. Then, we selected the best mutated complexes based on the lowest interface scores. The source dataset comprises
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- lengths ranging from 4 to 25 amino acids with an average of 10. 78% of the MCPs contain one or more non-canonical amino acids, i.e. any amino acid
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- that is neither L-canonical nor D-canonical. We split the dataset into train (train_data.pt), test (test_data.pt) and validation (val_data.pt)
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- subsets using a clustering approach creating a test set consisting of 100 protein pockets.
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- After downloading the dataset (mcpp_dataset.tar.gz), open the folder using:
 
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- tar -xvzf mcpp_dataset.tar.gz
 
 
 
 
 
 
 
 
 
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- The preprocessed split data from the mcpp_dataset can be found in :
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- test set: test_data.pt
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- train set: train_data.pt
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- validation set: val_data.pt
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- To generate MCP samples with Funcbind, copy the [split]_data.pt files into mcpp_dataset.
 
 
 
 
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+ # Unified All-Atom Molecule Generation with Neural Fields MCPP Dataset
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+ We curated a dataset of **186,685 MCP–protein complexes** (`mcpp_dataset.tar.gz`) starting from **641 protein–MCP complexes** from the **[RCSB PDB](https://www.rcsb.org/)** using a **“mutate-then-relax”** strategy:
 
 
 
 
 
 
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+ ## Dataset Generation Pipeline
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+ 1. **Mutation:**
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+ MCPs were randomly mutated at **1 to 8 sites** using **213 distinct amino acids**.
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+ 2. **Relaxation:**
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+ Mutated complexes were relaxed using **FastRelax in Rosetta**, which iteratively performs side-chain packing and all-atom minimization.
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+ 3. **Selection:**
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+ The best complexes were chosen based on **lowest interface scores**.
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+
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+ ---
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+
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+ ## Dataset Statistics
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+ - MCP lengths: **4–25 amino acids** (average 10)
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+ - **78%** of MCPs contain one or more **non-canonical amino acids**
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+
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+ ---
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+ ## Dataset Splits
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+ The dataset is split using a clustering-based approach. The **test set** covers **100 protein pockets**:
 
 
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+ | Split | File |
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+ |---------------|----------------|
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+ | Training set | `train_data.pt` |
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+ | Validation set| `val_data.pt` |
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+ | Test set | `test_data.pt` |
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+ ---
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+
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+ ## How to Use
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+
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+ 1. **Download and extract:**
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+ ```bash
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+ tar -xvzf mcpp_dataset.tar.gz
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+ ```
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+ 2. **To generate MCP samples with Funcbind, :**
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+ ```bash
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+ cp train_data.pt val_data.pt test_data.pt mcpp_dataset/
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+ ```