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. 1999 Jul;181(13):3956–3966. doi: 10.1128/jb.181.13.3956-3966.1999

TABLE 3.

Distribution of muropeptides in B. subtilis HR (wild type) at different growth phases and in AA106 (ponA) and AA109 (dacA) in late stationary phase

Strain Growth phase (h) % Muropeptidesa
% Cross-linking
Monomers Dimers Trimers Tetramers RP-HPLC Gel filtration
HR (wild type) Exponential (2) 43.6 50.3 5.8 0.2 29.1 39.6
Late exponential (4) 39.5 53.4 6.8 0.3 31.4 41.4
Stationary (6) 37.2 54.3 8.1 0.3 32.8 43.0
Late stationary (8) 36.1 54.8 8.4 0.3 33.2 44.0
AA106 (ponA) Late stationary (8) 47.4 49.4 2.8 0 26.6  NDb
AA109 (dacA) Late stationary (8) 36.0 58.8 4.5 0.2 32.5 ND
a

Determined from RP-HPLC-resolved muropeptides. 

b

ND, not determined. 

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