>sp|Q03KT7|PYRK_STRTD Dihydroorotate dehydrogenase B (NAD(+)), electron transfer subunit OS=Streptococcus thermophilus GN=pyrK MILIEDLTVVSQREIAPRIFEMVLKGEMVADMQLGQFVHLKVPDPSKLLRRPISISEIDY NKKEATIVYRVEREGTAILSKMVAGQTIDTMGPQGNGFDISIIEAGQKALLVGGGIGVPP LVETAKQLKAKGVEVVSVIGFANKNAVILEDKLRACGDVYVTTDDGSYGIKGYVSTVIDN FDWTPDAVYSCGAPGMLKYVDSKFENHPHAYVSMEARMACGMGACYACVVHVKGETDAKN LRVCEEGPVFPTGKVIV