>sp|Q8YX49|HIS5_NOSS1 Imidazole glycerol phosphate synthase subunit HisH OS=Nostoc sp. GN=hisH MPVVAVIDYEMGNLHSVCKGLEKAGATPIITHCHQELTKADAVILPGVGAFDPAVQSLRS RDLEQPIKDTIASGKPFLGICLGLQILFESSAEGNQPGLGIIKGKVRRFVWEPGITIPHM GWNQLELTQPKSILWEHLPPQPWVYFVHSYYVDPFEPQVRAATVTHGTQTVTAAIAHENL MAVQFHPEKSSNIGLQILSNFVSQVREKIAA