Fig 2.
Carboxysomes and their subcellular context (arrowheads in panels A and B indicate the positions of carboxysomes). (A) β-Carboxysomes present in Synechococcus elongatus PCC 7942. (B) α-Carboxysomes present in Cyanobium PCC 7001. (Courtesy of Lynne Whitehead.) (C) Close-up of a β-carboxysome from S. elongatus PCC 7942. (D) Close-up of a β-carboxysome from Anabaena variabilis M3. Note the size differences between the different types of β-carboxysomes in panels C and D.
