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NPC4

Gene
NPC4
Protein
Non-specific phospholipase C4
Organism
Arabidopsis thaliana
Length
538 amino acids
Function
Non-specific phospholipase C (PLC) which assumes major PLC activity during inorganic phosphate starvation. Substrate preference is phosphatidylcholine (PC), but can also hydrolyze phosphatidylethanolamine (PE) with lower efficiency. Has no activity toward phosphatidic acid (PA). Plays an important role in the supply of both inorganic phosphate and diacylglycerol from membrane-localized phospholipids during phosphate deprivation. May be required for lipid-derived signaling molecules that positively modulate abscisic acid (ABA) response and promote plant tolerance to drought and salt stresses. May be involved in brassinolide-mediated signaling in root development.
Similarity
Belongs to the bacterial phospholipase C family.
Mass
60.723 kDa
Sequence
MIETTKGGSGSYPIKTIVVLVQENRSFDHTLGWFKELNREIDGVTKSDPKSNTVSSSDTNSLRVVFGDQSQYVNPDPGHSIQDIYEQVFGKPWDSGKPDPNPGHPNMSGFAQNAERNKKGMSSAVMNGFKPNALPVYKELVQNFAICDRWFASVPASTQPNRLYVHSATSHGATSNDKKLLLEGFPQKTIFESLDEAGFSFGIYYQFPPSTLFYRNLRKLKYLTHFHQYGIQFKKDCKEGKLPNYVVVEQRWFDLLSTPANDDHPSHDVSEGQKLVKEVYEALRSSPQWNEILFIITYDEHGGFYDHVPTPVDGVPNPDGILGPPPYNFEFNRLGVRVPTFFISPWIEPGTVIHGPNGPYPRSQYEHSSIPATVKTIFKLKDFLSKRDSWAGTFESVITRDSPRQDCPETLSTPIKLRGTMAKENAQLSEFQEDLVIMAAGLKGDYKNEELIHKLCKETCVADASKYVTNAFEKFLEESRKARDRGCDENDIVYCVDDDDDHVVIPPQSHSEASNAAAQPKTQTSFFNKLFSCFIRHD