Data Item _pdbx_dcc_map.RSR
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General 
- Item name
- _pdbx_dcc_map.RSR
- Category name
- pdbx_dcc_map
- Attribute name
- RSR
- Required in PDB entries
- no
- Used in currrent PDB entries
- No
Item Description
The Real space Rfactor (RSR) for the residue. It is defined as
RSR=sum(|x-y|/x+y|) which is the summation over all grid points
around the residue, where x is the observed density from the
(2mFo-DFc) map and y is the calculated density from the Fc map.
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]+)?