1) Schultz, S., Shields, G., and Steitz, T., 1990. Crystallization of Escherichia coli Catabolite Gene Activator Protein with its DNA Binding Site.  Journal of Molecular Biology 213: 159-166.

2) Reznikoff, W., 1992. Catabolite Gene Activator Protein Activation of lac Transcription. Journal of Bacteriology 174: 655-658.

3) Protein Data Bank. http://www.rcsb.org/pdb/explore/explore.do?structureId=1j59.

4) Protein identification and analysis tools on the ExPASy server. Gasteiger, E. et. al. In J. M. Walker (Ed.) The proteomics protocols handbook. Totowa, New Jersey: Humana Press Inc. 2005.

5) Parkinson, B., Wilson, C., Gunasekera, A., 1996. Structure of the CAP-DNA Complex at 2.5 Å Resolution: A Complete Picture of the Protein-DNA Interface. Journal of Molecular Biology 260: 395-408.

6) Brennan, R., Matthews, B., 1989. The Helix-Turn-Helix DNA Binding Motif. The Journal of Biological Chemistry 264: 1093-1096.

7) Passner, J., Schultz, S., Steitz, T., 2000. Modeling the cAMP-induced Allosteric Transition Using the Crystal Structure of CAP-cAMP at 2.1 Å Resolution. Journal of Molecular Biology 304: 847-859.

8) InterPro. http://www.ebi.ac.uk/interpro/potm/2003_7/Page1.htm.

9) Schultz, S., Shields, G., and Steitz, T., 1991. Crystal Structure of a CAP-DNA Complex: The DNA is Bent by 90°. Science 253: 1001–1007.

10) Ebright, R., Cossart, P., Gicquel-Stanzey, B., 1984. Mutations that Alter the DNA Sequence Specificity of the Catabolite Gene Activator Protein of E. coli. Nature 311: 232-235.

11) BLAST. http://www.ncbi.nlm.nih.gov/blast/Blast.cgi?CMD=Web&PAGE=Proteins&PROGRAM=blastp&RUN_PSIBLAST=on.

12) Holm L, Rosenström P (2010) Dali server: conservation mapping in 3D. Nucl. Acids Res. 38, W545-549.

13) Cordes, T., Worzalla, G., Forest, K., 2011. Crystal Structure of the Pseudomonas aeruginosa Virulence Factor Regulator. Journal of Bacteriology 193: 4069-4074.