>sp|Q2RNA5|HIS5_RHORT Imidazole glycerol phosphate synthase subunit HisH OS=Rhodospirillum rubrum GN=hisH MRVALIDYGSGNLRSAAKALERAARDGGVAAEIVVTRDVEGVLGADRVVLPGVGAFANCR RGLQGIDGMVEALAEVALVRARPFLGICVGMQLLADEGVEYGRHPGLGWIGGTVEAISPA DPALKIPHMGWNSLDFQADSHALLAGIEPGTHVYFVHSYHFRPADPATRLASVEYGGPLT AMIGRENLVGTQFHPEKSQAAGLRLIANFLRWAP