Figure 1From: Heterologous expression and processing of the flavescence dorée phytoplasma variable membrane protein VmpA in Spiroplasma citri Schematic representation of the vmpAp and vmpAs gene constructs. P, vmpA gene promoter; Ptuf, S. citri tuf gene promoter; T, transcription terminator; R1 to R5, repeated sequences; SP, signal peptide sequence; TMS, transmembrane segment. ATG start and TAA stop codons are indicated.Back to article page