ORFs deduced by sequencing analysis. The thick and thin bars represent the DNA fragments used for sequencing analysis in this study and in the previous study, respectively. A gray box shows the DNA fragment used for Northern blot analysis. The arrows indicate the extents and directions of the ORFs. CoA, coenzyme A; HMG, 3-hydroxy-3-methylglutaryl; dad, DNA Data Bank of Japan; sp, Swissprot; pir, Protein Identification Resource.