| DRAFT DICTIONARY CBF/imgCIF Extensions Dictionary | Draft version 1.5 for comment | 
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Definition:
       The value of _map_segment.mask_binary_id identifies the
              particular set of data organized according to
              _map_segment.mask_array_id specifying the mask for the map.
              This item is a pointer to _array_data.mask_binary_id in the
              ARRAY_DATA category.
Type: int
Mandatory item: implicit
Category: map_segment
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