>tr|B7LHY4|B7LHY4_ECO55 Threonylcarbamoyl-AMP synthase OS=Escherichia coli GN=yrdC MNNNLQGDAIAAAIDVLNEERVIAYPTEAVFGVGCDPDSETAVMRLLELKQRPVDKGLIL IAANYEQLKPYIDDTMLTDAQRETIFSRWPGPVTFVFPAPATTPRWLTGRFDSLAVRVTD HPLVVALCQAYGKPLVSTSANLSGLPPCRTVDEVRAQFGAAFPVVPGETGGRLNPSEIRD ALTGELFRQG