Protein
Global nitrogen regulator
Organism
Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576)
Function
Has affinity for the xisA upstream region. Binds to a 66 bp region containing three repeats of the consensus recognition sequence 5'-ACATT-3'.
Sequence
MIVTQDKALANVFRQMATGAFPPVVETFERNKTIFFPGDPAERVYFLLKGAVKLSRVYEAGEEITVALLRENSVFGVLSLLTGNKSDRFYHAVAFTPVELLSAPIEQVEQALKENPELSMLMLRGLSSRILQTEMMIETLAHRDMGSRLVSFLLILCRDFGVPCADGITIDLKLSHQAIAEAIGSTRVTVTRLLGDLREKKMISIHKKKITVHKPVTLSRQFT