>6MMQ_1|Chains A, B, C, D, E, F|Carbon regulatory PII-like protein SbtB|Cyanobium sp. PCC 7001 (180281) SSQQVWKLVIITEEILLKKVSKIIKEAGASGYTVLAAAGEGSRNVRSTGEPSVSHAYSNIKFEVLTASRELADQIQDKVVAKYFDDYSCITYISTVEALRAHKF