>1SMT_1|Chains A, B|TRANSCRIPTIONAL REPRESSOR SMTB|Synechococcus elongatus (1140) MTKPVLQDGETVVCQGTHAAIASELQAIAPEVAQSLAEFFAVLADPNRLRLLSLLARSELCVGDLAQAIGVSESAVSHQLRSLRNLRLVSYRKQGRHVYYQLQDHHIVALYQNALDHLQECR