Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Communication on the letter: "Evolutionary Conservation of Motif
  Constituents in the Yeast Protein Interaction Network."   Former work on an application of order-disorder theory is recalled as a
vehicle to add further development and significance to the recent paper on
motifs in protein interactions.

33
The categories of this paper are: plasm-ph
32
The categories of this paper are: atom-ph
36
The categories of this paper are: cmp-lg
4
The categories of this paper are: cond-mat
12
The categories of this paper are: nucl-th
3
The categories of this paper are: physics
7
The categories of this paper are: hep-th
5
The categories of this paper are: gr-qc
19
The categories of this paper are: eess
18
The categories of this paper are: econ
34
The categories of this paper are: chem-ph
20
The categories of this paper are: acc-phys
21
The categories of this paper are: adap-org
35
The categories of this paper are: mtrl-th
37
The categories of this paper are: supr-con
23
The categories of this paper are: solv-int