TY - JOUR AU - Coleman,, Geoffrey AB - Abstract Although considerable homology exists between the translation products of the rplL, rpoB and rpoC genes of the β operons of the Gram-negative organism Escherichia coli and the Gram-positive Staphylococcus aureus the region between the rplL and rpoB genes is quite different in the two bacterial species. In E. coli the 324 bp has three centres of dyad symmetry in the first half of the sequence and multiple nonsense codons in all three reading frames. By contrast, the corresponding region in S. aureus consists of 1000 bp capable of forming a similar arrangement of stem-loop structures but with an open reading frame, sited 177 bp downstream of the end of rplL and 217 bp upstream of the beginning of the rpoB gene, with consensus initiation and termination signals, which if translated would generate a 22,665 Da protein with 202 amino acids. In view of the inability to find any significant homology with other proteins in the data bank and because the evidence suggests, as in E. coli, that the rplL-rpoB intergenic sequence is involved in regulation it is proposed that the expression product of orf202 may be a further element of control in the S. aureusβ operon. Staphylococcus aureus, Nucleotide sequence, orf202, Novel protein, β operon References [1] Moorman D.R Mandel G.L ( 1981 ) Characteristics of rifampin-resistant variants obtained from clinical isolates of Staphylococcus aureus Antimicrob. Agents Chemother. , 20 , 709 – 713 . Google Scholar Crossref Search ADS PubMed WorldCat [2] Al-Ani B Aboshkiwa M Glass R Coleman G ( 1991 ) The patterns of extracellular protein formation by spontaneously occurring rifampicin-resistant mutants of Staphylococcus aureus FEMS Microbiol. Lett. , 70 , 91 – 94 . 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All rights reserved TI - Nucleotide and deduced amino acid sequence of the gene for a novel protein with a possible regulatory function encoded in the β operon of Staphylococcus aureus JF - FEMS Microbiology Letters DO - 10.1111/j.1574-6968.1995.tb07434.x DA - 1995-03-01 UR - https://www.deepdyve.com/lp/oxford-university-press/nucleotide-and-deduced-amino-acid-sequence-of-the-gene-for-a-novel-rVw0VBt0Zr SP - 305 EP - 309 VL - 126 IS - 3 DP - DeepDyve ER -