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fix: clarify filter/select gisaid steps
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victorlin committed Mar 25, 2022
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11 changes: 6 additions & 5 deletions docs/src/tutorial/genomic-surveillance.rst
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Expand Up @@ -35,7 +35,7 @@ We will download a focal set of Idaho sequences from GISAID's EpiCoV database.
:width: 400
:alt: GISAID EpiCoV Search

2. Select all sequences that pass the following criteria:
2. Filter to sequences that pass the following criteria:

1. From Idaho
2. Collected within the last month (between ``2022-02-15`` and ``2022-03-15`` at the time of writing)
Expand All @@ -50,10 +50,11 @@ We will download a focal set of Idaho sequences from GISAID's EpiCoV database.

If your selection has more than 200 sequences, adjust the minimum date until it has 200 sequences or less. This ensures the tutorial does not take too long to run.

3. Select **Download** > **Input for the Augur pipeline** > **Download**.
4. Download/move the ``.tar`` file into the ``ncov/data/`` directory.
5. Extract by opening the downloaded ``.tar`` file in your file explorer. It contains two files: one ending with ``.metadata.tsv`` and another with ``.sequences.fasta``.
6. Rename the files as appropriate, for example ``idaho.metadata.tsv`` and ``idaho.sequences.fasta``.
3. Use the topmost checkbox in the first column to select all sequences that match the filters.
4. Select **Download** > **Input for the Augur pipeline** > **Download**.
5. Download/move the ``.tar`` file into the ``ncov/data/`` directory.
6. Extract by opening the downloaded ``.tar`` file in your file explorer. It contains two files: one ending with ``.metadata.tsv`` and another with ``.sequences.fasta``.
7. Rename the files as appropriate, for example ``idaho.metadata.tsv`` and ``idaho.sequences.fasta``.

Run the workflow
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