>AF_AFQ59028F1_1|Chain A|6-hydroxymethyl-7,8-dihydropterin pyrophosphokinase|Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440) (243232) MDMKEWEIFYNKIMEDFGFDKDKDVESAVILNNILENANTIPVDKLKDIIEGREVFIFGAGPSIKKHINILKELREINYKNPIIVADGACKAFLEENIIPDIIVSDLDGDLEALFECNRKGSIIVVHAHGDNIEKIKKYVPKLKNVVGSCQIPNYKELNLRNVINFGGFTDGDRCCFLAYHFKAKKLILGGMDFGIYITKYSRPNIKEDIAIGDEIKIKKLEYAKTLINYLKDKIEIEFLK