Data Item _pdbx_validate_main_chain_plane.improper_torsion_angle

General

Item name
_pdbx_validate_main_chain_plane.improper_torsion_angle
Category name
pdbx_validate_main_chain_plane
Attribute name
improper_torsion_angle
Required in PDB entries
yes
Used in current PDB entries
Yes, in about 4.5 % of entries

Item Description

The value for the torsion angle C(i-1) - CA(i-1) - N(i) - O(i-1)

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]+)?
Units
degrees