>tr|A0AA50HWQ8|A0AA50HWQ8_9SYNC Carboxysome shell protein CcmK OS=Synechocystis sp. B12 GN=ccmK MSAQSAVGSIETIGFPGILAAADAMVKAGRITIVGYIRAGSARFTLNIRGDVQEVKTAMA AGIDAINRTEGADVKTWVIIPRPHENVVAVLPIDFSPEVEPFREAAEGLNRR