>tr|A0A0D1AXD1|A0A0D1AXD1_9MICC Phosphoribosyl-ATP pyrophosphatase OS=Arthrobacter sp. SPG23 GN=hisE MKNFETLFAELSEKAATRPAGSRTVAELESGVHGIGKKVVEEAAEVWMAAEYESDEAAAE EISQLLYHLQVLMLAKGLTLEDVYKHL