Also known as Thiobacillus ferroxidans. There are two different sequences from this organism. They differ at the following positions: tmRDB ID Position Position 110 225 Acid.ferr.-1. U C Acid.ferr.-2. C U References: TIGR, http://tigrblast.tigr.org/ufmg/index.cgi?database=a_ferrooxidans|seq. The tmRNA website, http://www.indiana.edu/~tmrna/seqs/Acidi.ferr2.html.