Volume 41, no. 10, p. 2121–2126, 1997. Page 2123: The following information should be inserted at the end of Materials and Methods.
Nucleotide sequence accession numbers. sulA sequences of J93/196, PN93/917, PN93/1802, R12, J93/155, PN94/720, J94/76, and P48 have been deposited in GenBank under accession no. AF245691 through AF245698, respectively.
