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BSU1

Gene
BSU1
Protein
Serine/threonine-protein phosphatase BSU1
Organism
Arabidopsis thaliana
Length
793 amino acids
Function
Phosphatase that acts as a positive regulator of brassinosteroid (BR) signaling (PubMed:14977918, PubMed:21855796). Dephosphorylates BES1, a transcription factor that regulates the expression of BR-response genes, thereby playing an important role in the regulation of response to BRs (PubMed:14977918). Inactivates the negative regulator of BR signaling ASK7/BIN2 by dephosphorylation at 'Tyr-200' (PubMed:21855796).
Similarity
Belongs to the PPP phosphatase family. BSU subfamily.
Mass
87.789 kDa
Sequence
MAPDQSYQYPSPSYESIQTFYDTDEDWPGPRCGHTLTAVFVNNSHQLILFGGSTTAVANHNSSLPEISLDGVTNSVHSFDVLTRKWTRLNPIGDVPSPRACHAAALYGTLILIQGGIGPSGPSDGDVYMLDMTNNKWIKFLVGGETPSPRYGHVMDIAAQRWLVIFSGNNGNEILDDTWALDTRGPFSWDRLNPSGNQPSGRMYASGSSREDGIFLLCGGIDHSGVTLGDTYGLKMDSDNVWTPVPAVAPSPRYQHTAVFGGSKLHVIGGILNRARLIDGEAVVAVLDTETGEWVDTNQPETSASGANRQNQYQLMRRCHHAAASFGSHLYVHGGIREDVLLDDLLVAETSQSSSPEPEEDNPDNYMLLDDYLMDEPKPLSSEPEASSFIMRSTSEIAMDRLAEAHNLPTIENAFYDSAIEGYVPLQHGAETVGNRGGLVRTASLDQSTQDLHKKVISTLLRPKTWTPPANRDFFLSYLEVKHLCDEVEKIFMNEPTLLQLKVPIKVFGDIHGQYGDLMRLFHEYGHPSVEGDITHIDYLFLGDYVDRGQHSLEIIMLLFALKIEYPKNIHLIRGNHESLAMNRIYGFLTECEERMGESYGFEAWLKINQVFDYLPLAALLEKKVLCVHGGIGRAVTIEEIENIERPAFPDTGSMVLKDILWSDPTMNDTVLGIVDNARGEGVVSFGPDIVKAFLERNGLEMILRAHECVIDGFERFADGRLITVFSATNYCGTAQNAGAILVIGRDMVIYPKLIHPHPPPISSSEEDYTDKAWMQELNIEMPPTPARGESSE

Gene
bsu1
Protein
Vitamin B6 transporter bsu1
Organism
Schizosaccharomyces pombe (strain 972 / ATCC 24843)
Length
526 amino acids
Function
Thiamine-regulated, high affinity import carrier of pyridoxine, pyridoxal and pyridoxamine. Also imports, but does not export, amiloride and so confers sensitivity.
Similarity
Belongs to the major facilitator superfamily. CAR1 family.
Mass
58.484 kDa
Sequence
MASKIASLFSPSETASKDQHENVAEDLELGTASSQSDGIHETNSEYDEKKREESPEVIDISNLISSDHPAHPQNWHWAKRWSIVFMFCLMQIYVIWTSNGFGSIEYSVMAQFNVSAQVATLCLSMNILGSGLGPMFLGPLSDIGGRKPVYFCSIFVYTVFNISCALPRNIVQMIISHFIIGVAGSTALTNVAGGIPDLFPEDTAGVPMSLFVWACAGGAIGAPMATGVDINAKYGWRWLYYINIIVGGFFLIVILIIPETLPIKVITRYENAKGRIVEGIPKNNLKEVLKKCKFVTTMGFRMMLTEPIILSMGLYNFYAYGISYFFLTAIWPVFYDTYKMSEMGASCTYLSGFVASTLLFLYQPIQDWIFRRDKAKNNGVARPEARFTSALFITLLFPAGMFLFAFTCHPPFPWMSPIVGNSMVTVANGHNWMCILNYLTDSYPLLSGSAVAAFTLPSFIGATVFAHVSQIMFNNMSVKWAVATMAFISISIPFIIYTFYFFGQRIRALSSLTGNKALKYLPLENN