Protein
Probable N-glycosylase/DNA lyase
Organism
Fusobacterium nucleatum subsp. nucleatum (strain ATCC 25586 / CIP 101130 / JCM 8532 / LMG 13131)
Function
Responsible for removing an oxidatively damaged form of guanine (7,8-dihydro-8-oxoguanine = 7-oxoG) from DNA. Also nicks DNA at apurinic/apyrimidinic sites (AP sites).
Similarity
Belongs to the type-2 OGG1 family.
Sequence
MKKNEYFNEIEKIYKEMSSHFKERLKEFKNIWENGTNKDIHLELSFCILTPQSKALNAWQAITNLKKDDLIYNGKAEELVEFLNIVRFKNNKSKYLVELREKMMKDGEIITKDFFNTLPTVAEKREWIVKNIKGMSYKEASHFLRNVGFGENIAILDRHILRNLVKLEVIDELPKTLTPKLYLEIEEKMRDYCEFVKIPMDEMDLLLWYKEAGVIFK