Figure 1. Cosmid AN26. The abbreviations denote the following: T3, SP6, bacteriophage RNA

polymerase promoters; Pgpd, promoter of the A. nidulans gpdA gene; hph, E. coli hph gene coding sequence; TtrpC, terminator sequence from the A. nidulans trpC gene; COS1, COS2, sequences specifying l phage packaging. The thin black line denotes the phagemid TZ19R.