: Standard nomenclature for "Version 1" or "Variant 1" of a specific data file or variable.
In certain bioinformatics pipelines, .var is a common extension for files containing variance information or environment variables for a specific run. A1X.BECCA2.1.var
: May refer to a specific cohort, genome assembly version, or a placeholder for a sample ID (e.g., "A1" referring to the A-genome in wheat or a specific patient cluster). : Standard nomenclature for "Version 1" or "Variant