![[CIF logo]](https://www.iucr.org/__data/assets/image/0015/131037/CIF_white.png "[CIF home page]")
![[CIF logo]](https://www.iucr.org/__data/assets/image/0003/125499/CIF_v2.5.jpg)
Protein Data Bank exchange dictionary (pdbx) version 1.0521
_struct_mon_nucl.chi2
Name:'_struct_mon_nucl.chi2'
Definition:
The value in degrees of the sugar-base torsion angle chi2 (O4'-C1'-N9-C4).
Type: float
Mandatory item: no
Category: struct_mon_nucl
International Tables for Crystallography
Volume G: Definition and exchange of crystallographic data
Edited by S. R. Hall and B. McMahon
![[International Tables Vol. G]](https://www.iucr.org/__data/assets/image/0014/11156/g.gif) |
contents | |
| indexes | ||
| sample pages | ||
| purchase | ||
| CIF dictionaries |
An essential guide and reference to CIF for programmers, data managers handling crystal-structure information and practising crystallographers.
