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sphR

Gene
sphR
Protein
Alkaline phosphatase synthesis transcriptional regulatory protein SphR
Organism
Synechococcus elongatus (strain PCC 7942)
Length
257 amino acids
Function
Member of the two-component regulatory system SphR/SphS. Response regulator. Involved in inducible production of alkaline phosphatase in response to phosphate limitation as it is directly involved in the regulation of phoA transcription in response to phosphate limitation. Binds to two distinct sites upstream from the phoA promoter.
Mass
29.012 kDa
Sequence
MTSNPLDESMESLTVVPPAASPASRILVVEDEAVIRDMVALVLQQEGFTVDVAADGRTALNYFRSDSPEAGSVTENPDLVVLDLMLPAVNGLDFCRLLRRQGVTVPILMLSAKDTETDRVVGLEIGADDYLTKPFGTRELVARCRALLRRSQNQPAETPAVLRYEGLKLFPEECRVLLDDRELTLSPKEFRLLELFMRHPRRVWSRDQLLEKIWGIDFMGDSKTIDVHIRWLREKIEANPSNPSYLLTVRGFGYRLG