Protein
Trifunctional nucleotide phosphoesterase protein YfkN
Organism
Bacillus subtilis (strain 168)
Function
Catalyzes the release of inorganic phosphate from 2',3'-cyclic nucleotides through consecutive 2',3'-phosphodiesterase and 3'- (or 2') nucleotidase activities. Also possesses a 5'-nucleotidase activity. Does not catalyze the release of inorganic phosphate from 3',5'-cyclic nucleotides. Probably plays a role in the cellular reprocessing of nucleotides present in the medium, under conditions of phosphate shortage.
Similarity
Belongs to the 5'-nucleotidase family.
Sequence
MRIQKRRTHVENILRILLPPIMILSLILPTPPIHAEESAAPQVHLSILATTDIHANMMDYDYYSDKETADFGLARTAQLIQKHREQNPNTLLVDNGDLIQGNPLGEYAVKYQKDDIISGTKTHPIISVMNALKYDAGTLGNHEFNYGLDFLDGTIKGADFPIVNANVKTTSGENRYTPYVINEKTLIDENGNEQKVKVGYIGFVPPQIMTWDKKNLEGQVQVQDIVESANETIPKMKAEGADVIIALAHTGIEKQAQSSGAENAVFDLATKTKGIDAIISGHQHGLFPSAEYAGVAQFNVEKGTINGIPVVMPSSWGKYLGVIDLKLEKADGSWKVADSKGSIESIAGNVTSRNETVTNTIQQTHQNTLEYVRKPVGKTEADINSFFAQVKDDPSIQIVTDAQKWYAEKEMKDTEYKNLPILSAGAPFKAGGRNGANYYTNIPAGDLAIKNVGDLYLYDNTVQIVKLTGSEVKDWLEMSAGQFNQIDPAKGGDQALLNENFRSYNFDVIDGVTYQVDVTKPAKYNENGKVINADSSRIINLSYEGKPISPSQEFLVVTNNYRASGGGGFPHLTSDKIVHGSAVENRQVLMDYIIEQKTVNPKADNNWSIAPVSGTNLTFESSLLAKPFADKADDVAYVGKSANEGYGVYKLQFDDDSNPDPPKDGLWDLTVMHTNDTHAHLDDAARRMTKINEVRSETNHNILLDAGDVFSGDLYFTKWNGLADLKMMNMMGYDAMTFGNHEFDKGPTVLSDFLSGNSATVDPANRYHFEAPEFPIVSANVDVSNEPKLKSFVKKPQTFTAGEKKEAGIHPYILLDVDGEKVAVFGLTTEDTATTSSPGKSIVFNDAFETAQNTVKAIQEEEKVNKIIALTHIGHNRDLELAKKVKGIDLIIGGHTHTLVDKMEVVNNEEPTIVAQAKEYGQFLGRVDVAFDEKGVVQTDKSNLSVLPIDEHTEENPEAKQELDQFKNELEDVKNEKVGYTDVALDGQREHVRTKETNLGNFIADGMLAKAKEAAGARIAITNGGGIRAGIDKGDITLGEVLNVMPFGNTLYVADLTGKQIKEALEQGLSNVENGGGAFPQVAGIEYTFTLNNKPGHRVLEVKIESPNGDKVAINTDDTYRVATNNFVGAGGDGYSVFTEASHGEDLGYVDYEIFTEQLKKLGNKVSPKVEGRIKEVFLPTKQKDGSWTLDEDKFAIYAKNANTPFVYYGIHEGSQEKPINLKVKKDQVKLLKERESDPSLTMFNYWYSMKMPMANLKTADTAIGIKSTGELDVSLSDVYDFTVKQKGKEIKSFKEPVQLSLRMFDIEEAHNPAIYHVDRKKKAFTKTGHGSVDDDMVTGYTNHFSEYTILNSGSNNKPPAFPSDQPTGGDDGNHGGGSDKPGGKQPTDGNGGNDTPPGTQPTNGSGGNGSGGSGTDGPAGGLLPDTATSMYSILLAGFLISALGTAMYLHQRRKQNRANQA