>8V5B_1|Chains A, B, C, D|Dihydropteridine reductase|Escherichia coli (562) MDIISVALKRHSTKAFDASKKLTPEQAEQIKTLLQYSPSSTNSQPWHFIVASTEEGKARVAKSAAGNYVANERKMLDASHVVVFCAKTAMDDVWLKLVVDQEDADGRYATPEAKAANDKGRKFFADMHRKDLHDDAEWMAKQVYLNVGNFLLGVAALGLDAVPIEGFDAAILDAEFGLKEKGYTSLVVVPVGHHSVEDFNATLPKSRLPQNITLTEV