Figure 3.
Growth phenotype of the iscS mutant. (A) Growth curves of the iscS mutant (PK4331; ■) and the isogenic IscS+ parent strain (RZ4500; □) grown aerobically in LB medium. (B) Growth curves of the iscS mutant (●) and the parent strain (○) grown aerobically in glucose minimal medium, and the iscS mutant (■) and the parent strain (□) grown in glucose minimal medium supplemented with thiamine and nicotinic acid.