====== Protein ======
  * [[http://www.nmr.chem.uu.nl/~abonvin/tutorials/Assignment-Data/assignment.html | A simple tutorial]]
  * [[http://www.protein-nmr.org.uk/solution-nmr/assignment-theory/triple-resonance-backbone-assignment/ | Another tutorial]]
  * http://www.nmr2.buffalo.edu/nesg.wiki/Resonance_Assignment/CARA/Backbone_assignment
  * http://www.cryst.bbk.ac.uk/PPS2/projects/schirra/html/assign.htm

====== RNA ======
  * [[http://rainbow.life.tsinghua.edu.cn/~xue/tutorial/rna_assignment/Assignment%20Manual-1.doc | Brief tutorial in Al-Hashimi lab]]
  * [[http://rainbow.life.tsinghua.edu.cn/~xue/tutorial/rna_assignment/DNA%26RNA_synthesis%2bassignments.pptx | Another tutorial in A-Hashimi lab]]
  * [[http://rainbow.life.tsinghua.edu.cn/~xue/tutorial/rna_assignment/lecture12ho_15.pdf | Julie Feigon's lecture]]
  * [[http://rainbow.life.tsinghua.edu.cn/~xue/tutorial/rna_assignment/bcm6200_NMR%20Spectroscopy%20Studies%20of%20Nucleic%20Acids_04nov08.pdf | Legault's presentation]]