Data Item _array_structure_list_axis.fract_displacement
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General 
- Item name
- _array_structure_list_axis.fract_displacement
- Category name
- array_structure_list_axis
- Attribute name
- fract_displacement
- Required in PDB entries
- no
- Used in currrent PDB entries
- No
Item Description
The setting of the specified axis as a decimal fraction of
the axis unit vector for the first data point of the array
index with the corresponding value of
_array_structure_list.axis_set_id.
If the index is specified as 'increasing', this will be the
centre of the pixel with index value 1. If the index is
specified as 'decreasing', this will be the centre of the
pixel with maximum index value.
Data Type 
- Data type code
- float
- Data type detail
- float item types are the subset of numbers that are the floating numbers.
- Primitive data type code
- numb
- Regular expression
- -?(([0-9]+)[.]?|([0-9]*[.][0-9]+))([(][0-9]+[)])?([eE][+-]?[0-9]+)?
- Default value
- 0.0