Streptococcus thermophilus bacteriophage SFi18 lysin, gp111, gp183, gp47, gp54, gp71, gp145, gp69, gp40, gp229, gp157, gp233, putative helicase, gp151, gp271, putative primase, gp143, gp106, gp89, gp57, gp51, gp66, gp192, putative DNA binding protein, gp99, and gp235 genes, complete cds.