Organism
Drosophila pseudoobscura pseudoobscura
Function
Catalyzes the ATP-dependent amination of UTP to CTP with either L-glutamine or ammonia as the source of nitrogen. Constitutes the rate-limiting enzyme in the synthesis of cytosine nucleotides (By similarity).
Similarity
Belongs to the CTP synthase family.
Sequence
MKYILVTGGVISGVGKGVIASSFGTLLKSCQLDVTSIKIDPYINIDAGTFSPYEHGEVYVLDDGAEVDLDLGNYERFLDITLHRDNNITTGKIYKLVIEKERTGEYLGKTVQVVPHITDAIQEWVERVAQTPVQGSSKPQVCIIELGGTIGDIEGMPFVEAFRQFQFRVKRENFCVAHVSLVPLPKATGEPKTKPTQSSVRELRGCGLSPDLIVCRSEKPIGLEVKEKISNFCHVGPDQVICIHDLNSIYHVPLLMEQNGVIEYLNERLQLNIDMSKRTKCLQHWRDLARRTETVRREVSIAIVGKYTKFADSYASVVKALQHAALAANRKLVLVFIESCQLEQETLVSEPSKYHKEWQRLCDSDGILVPGGFGSRGMEGKIRACRWARENQKPMLGICLGLQAAVIEFARNKLGLKDANTTEIDPQTGNALVIDMPEHHTGQLGGTMRLGKRTTVFSEGCTSIIRQLYGNPKSIEERHRHRYEVNPKYVPQLEEHGMRFVATDVDKTRMEIIELRDHPYFVATQYHPEYLSRPLKPSPPFLGLILASVDRLPQYIQRGCRLSPRQLSDASSDEEETYVGATKLMKSLQITGTTTPTNGISRNACRSSNSSTISTVSSDIEGACGGVGVGPTTTNGHGEDIGKE