Table 2. Summarized composition of the PG of C. crescentus cells grown in PYE or M2G media.

Peptidoglycan feature	Molar percentage (mean ± standard deviation)
	PYE (n = 3)	M2G (n = 3)
Monomers	41.25±0.71	39.21±0.14
Dimers	32.97±0.55	31.56±0.22
Trimers	21.43±0.34	24.91±0.16
Tetramers	4.35±0.14	4.32±0.07
Cross-linkage	34.04±0.37	35.63±0.07
Pentapeptides (Ala5)	24.86±0.23	21.55±0.17
Pentapeptides (Gly5)	4.96±0.13	0.09±0.00
Pentapeptides (Total)	29.82±0.18	21.64±0.17
Tetrapeptides	69.09±0.38	76.51±0.16
Tripeptides	1.09±0.21	1.85±0.05
Anhydro	14.45±0.16	15.14±0.13
	Number of disaccharide subunits (mean ± standard deviation)
	PYE (n = 3)	M2G (n = 3)
Average glycan chain length	6.92±0.08	6.61±0.06