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. Author manuscript; available in PMC: 2015 Nov 14.
Published in final edited form as: Proteins. 2015 Feb 9;83(5):799–804. doi: 10.1002/prot.24769

Table 2.

Cyclic nucleotide production by nucleotide cyclases in strain BL21[DE3] cya crp.

Protein None CyaB1 GcyA GuaA CyaA GuaX

Nucleotide, nM
cAMP 0.8 ± 0.3 1.4 ± 0.5 ×105 11.7 ± 4.9 78.6 ± 16.9 2.3 ± 0.3 ×102 4.0 ± 0.9 ×102
cGMP 1.3 ± 0.7 49.5 ± 14.1 5.2 ± 2.8 ×103 3.8 ± 0.3 ×104 28.0 ± 5.2 1.0 ± 0.3 ×105