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regB

Gene
regB
Protein
Sensor histidine kinase RegB
Organism
Rhodobacter sphaeroides (strain ATCC 17023 / 2.4.1 / NCIB 8253 / DSM 158)
Length
462 amino acids
Function
Member of the two-component regulatory system RegB/RegA. Involved in the positive regulation of photosynthesis gene expression in response to anaerobiosis. Also involved in positive regulation of the cbbI and cbbII Calvin cycle CO2 fixation operons, as well as in regulation of expression of genes involved in alternative CO2 fixation pathways. Phosphorylates RegA/PrrA.
Mass
51.033 kDa
Sequence
MILGPDGILNRDTRGDWVRLRTLILLRWMAVAGQLAAIVVTDWYLGVRLPMGLCFMAVGASVIANVIATFVFPQNRRLTEFQALMILLFDLTQLSFLLFLTGGLTNPFALLILAPVTISALALELRTTVILGAIAIGLLTFTAYFHLPLILADGSSLSVPRMFEFGFWLAIVIGILFLGLYSRRVAIEIRSMSDALLATQMALDREQKLTDLGGVVAAAAHELGTPLATIKLVSSELAEELSEQPALRDDAELIREQADRCRDILRSMGRAGKDDLQMRQAPLGEVLREAAEPHVGRGKRVEFDLYPSRGGDERQPVILRRPEVIHGLRNLIQNAVDFARSTVWIDGEWTGDRIAIRIVDDGEGYPPAIIGRIGDPFVRQRRAEESQSRRPGYEGMGLGLFIAKTLLERSGAELSFANAADPFLRSHERPERCGAIVEVIWPVDRLVVVRNAPLGENVLIQT

Gene
regB
Protein
Sensor histidine kinase RegB
Organism
Rhodobacter sphaeroides
Length
462 amino acids
Function
Member of the two-component regulatory system RegB/RegA. Involved in the positive regulation of photosynthesis gene expression in response to anaerobiosis. Also involved in positive regulation of the cbbI and cbbII Calvin cycle CO2 fixation operons, as well as in regulation of expression of genes involved in alternative CO2 fixation pathways. Phosphorylates RegA/PrrA.
Mass
51.008 kDa
Sequence
MILGPDGILNRDTRGDWWRLRTLILLRWMAVAGQLAAIVVTDWYLGVRLPMGLCFMAVGASVIANVIATFVFPQNRRLTEFQALMILLFDLTQLSFLLFLTGGLTNPFALLILAPVTISGVALDVRTTVILGAIAIGLLTFTAYFHLPLILADGSSLSVPRMFEFGFWLAIVIGILFLGLYSRRVAIEIRSMSDALLATQMALDREQKLTDLGGVVAAAAHELGTPLATIKLVSSELAEELSEQPALRDDADVIREQADRCRDILRSMGRAGKDDLQMRQGPLGEVLREAAEPHVGRGKRVEFDLYPSRGGDERQPVILRRPEVIHGVRNLIQNAVDFARSTVWIDGEWTGDRIAIRIVDDGEGYPPAIIGRIGDPFVRQRRAEESQSRRPGYEGMGLGLFIAKTLLERSGAELSFANAADPFLRSHERPERCGAIVEVIWPVDRLVVVRNAPLGENVLIQT

Gene
regB
Protein
Endoribonuclease RegB
Organism
Enterobacteria phage T4
Length
153 amino acids
Function
Essential to the early nucleolytic processing of a number of T4 messenger RNAs. Specifically cleaves after the GG dinucleotide GGAG within consensus 5'-GGAGRAYARAA-3' (R is a purine and Y is a pyrimidine) sequences found mainly in translation initiation sites.
Mass
17.977 kDa
Sequence
MTINTEVFIRRNKLRRHFESEFRQINNEIREASKAAGVSSFHLKYSQHLLDRAIQREIDETYVFELFHKIKDHVLEVNEFLSMPPRPDIDEDFIDGVEYRPGRLEITDGNLWLGFTVCKPNEKFKDPSLQCRMAIINSRRLPGKASKAVIKTQ

Gene
regB
Protein
Protein RegB
Organism
Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)
Length
75 amino acids
Function
Required for optimal exotoxin A production.
Mass
7.571 kDa
Sequence
MRLPAVTPGWPAIPPGATLGGFDGQGRRSWATISRAPSGASCSRNRSATRTYGWGATATTPATITGIPSTTAPAT