A1x.becca2.1.var -

This structure resembles a naming convention used in large-scale biobanks or private clinical studies.

: Could be an internal project name or an acronym for a specific assay or study (e.g., "Biobank for..."). A1X.BECCA2.1.var

: Standard nomenclature for "Version 1" or "Variant 1" of a specific data file or variable. This structure resembles a naming convention used in