Fig. 3From: Structures of EccB1 and EccD1 from the core complex of the mycobacterial ESX-1 type VII secretion systemStructure-based sequence alignment of repeat domains of EccB1mt. Alignment was rendered using ESPript. Amino acid numbering above the alignment refers to the repeat domain R1 sequence and indicated secondary structure elements are derived from the repeat domain R1 structureBack to article page