The Azorhizobium caulinodans nifA gene: identification of upstream-activating sequences including a new element, the 'anaerobox'.

Por Nees, D W, Stein, P A, Ludwig, R A
Publicado em 1988

Characterization of three genomic loci encoding Rhizobium sp. strain ORS571 N2 fixation genes.

Por Donald, R G, Nees, D W, Raymond, C K, Loroch, A I, Ludwig, R A
Publicado em 1986