>sp|B0UW56|PUR7_HISS2 Phosphoribosylaminoimidazole-succinocarboxamide synthase OS=Histophilus somni (strain 2336) OX=228400 GN=purC PE=3 SV=1 MTQLSLKKIYSGKVRDLYEIDDKRMLMVATDRLSAFDVILDDPIDRKGEILTQISNFWFK KLAHIMPNHFTGETVYDVLPQAEADLVKDRAVVCKRLTPIKIESIVRGYLTGSGLKDYKA TGTICGLKLPEGLVEASKLPEPIFTPSSKAKVGDHDINISYEECEQLIGVELAKQVREKA ISLYKEAAEYALTKGIIICDTKFEFGLDENGVLTLMDEVLTPDSSRFWSVETYQEGTNPP SFDKQFVRDWLEKSGWNKQAPAPKVPADVIQKTVDKYKEVLDLLTK