Table 5. Summary of the results from the X-ray diffraction data collected from single crystals.

For C-PC at pH 6.5, 58 data sets were analyzed and for C_PC at pH 8.0, there were 60 data sets. The complete results are given in Supplementary Tables S2 and S3.

	No. of data sets
Data collection/indexing	C-PC at pH 6.5	C-PC at pH 8.0
Resolution < 1.2 Å	17/58	24/60
Resolution < 1.35 Å	28/58	36/60
Resolution < 2 Å	53/58	53/60
Space group R32	53/58	47/60
Space group P63	3/58	11/60
Other space groups	3/58	2/60