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ptsP

Gene
ptsP
Protein
Phosphoenolpyruvate-dependent phosphotransferase system
Organism
Escherichia coli (strain K12)
Length
748 amino acids
Function
Component of the phosphoenolpyruvate-dependent nitrogen-metabolic phosphotransferase system (nitrogen-metabolic PTS), that seems to be involved in regulating nitrogen metabolism. Enzyme I-Ntr transfers the phosphoryl group from phosphoenolpyruvate (PEP) to the phosphoryl carrier protein (NPr) (PubMed:10473571). Could function in the transcriptional regulation of sigma-54 dependent operons in conjunction with the NPr (PtsO) and EIIA-Ntr (PtsN) proteins (PubMed:8973315). Enzyme I-Ntr is specific for NPr (PubMed:10473571).
Similarity
Belongs to the PEP-utilizing enzyme family.
Mass
83.716 kDa
Sequence
MLTRLREIVEKVASAPRLNEALNILVTDICLAMDTEVCSVYLADHDRRCYYLMATRGLKKPRGRTVTLAFDEGIVGLVGRLAEPINLADAQKHPSFKYIPSVKEERFRAFLGVPIIQRRQLLGVLVVQQRELRQYDESEESFLVTLATQMAAILSQSQLTALFGQYRQTRIRALPAAPGVAIAEGWQDATLPLMEQVYQASTLDPALERERLTGALEEAANEFRRYSKRFAAGAQKETAAIFDLYSHLLSDTRLRRELFAEVDKGSVAEWAVKTVIEKFAEQFAALSDNYLKERAGDLRALGQRLLFHLDDANQGPNAWPERFILVADELSATTLAELPQDRLVGVVVRDGAANSHAAIMVRALGIPTVMGADIQPSVLHRRTLIVDGYRGELLVDPEPVLLQEYQRLISEEIELSRLAEDDVNLPAQLKSGERIKVMLNAGLSPEHEEKLGSRIDGIGLYRTEIPFMLQSGFPSEEEQVAQYQGMLQMFNDKPVTLRTLDVGADKQLPYMPISEENPCLGWRGIRITLDQPEIFLIQVRAMLRANAATGNLNILLPMVTSLDEVDEARRLIERAGREVEEMIGYEIPKPRIGIMLEVPSMVFMLPHLAKRVDFISVGTNDLTQYILAVDRNNTRVANIYDSLHPAMLRALAMIAREAEIHGIDLRLCGEMAGDPMCVAILIGLGYRHLSMNGRSVARAKYLLRRIDYAEAENLAQRSLEAQLATEVRHQVAAFMERRGMGGLIRGGL

Gene
ptsP
Protein
Phosphoenolpyruvate-dependent phosphotransferase system
Organism
Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)
Length
748 amino acids
Function
Component of the phosphoenolpyruvate-dependent nitrogen-metabolic phosphotransferase system (nitrogen-metabolic PTS), that seems to be involved in regulating nitrogen metabolism. Enzyme I-Ntr transfers the phosphoryl group from phosphoenolpyruvate (PEP) to the phosphoryl carrier protein (NPr). Could function in the transcriptional regulation of sigma-54 dependent operons in conjunction with the NPr (PtsO) and EIIA-Ntr (PtsN) proteins. Enzyme I-Ntr is specific for NPr.
Similarity
Belongs to the PEP-utilizing enzyme family.
Mass
83.627 kDa
Sequence
MLTRLREIVEKVASAPRLNEALNILVTDICLAMDTEVCSVYLADHDRRCYYLMATRGLKKPRGRTVALAFDEGIVGLVGRLAEPINLADAQKHPSFKYIPSVKEERFRAFLGVPIIQRRQLLGVLVVQQRELRQYDESEESFLVTLATQMAAILSQSQVTALFGQYRQTRIRALPAAPGVAIATGWQDATMPLMEQVYEASTLDTSLERERLTGALEEAANEFRRYSKRFAAGAQKETAAIFDLYSHLLSDARLRRELFAEVDKGAVAEWAVKKIIEKFAEQFAALTDNYLKERAGDLRTLGQRLLFHLDDSVQGPNAWPERFILVADELSATTLAELPQDRLAGVVVRDGAANSHAAIMVRALGIPTVMGADIQPSVLHRRTLVVDGYRGELLVDPEPVLIQEYQRLISEEIELSRLAEDDVNLPAQLKSGERVKVMLNAGLSPEHEEKLGSRIDGIGLYRTEIPFMLQSGFPSEEEQVAQYQGMLQMFNDKPVTLRTLDVGADKQLPYMPISEENPCLGWRGIRITLDQPEIFLIQVRAMLRANAATGNLSILLPMVTSIDEVDEARRLIERAGREVEEMIGYAIPKPRIGIMLEVPSMVFMLPHLANRIDFISVGTNDLTQYILAVDRNNTRVASIYDSLHPAMLRALSMIAQEAEKHGLDLRLCGEMAGDPMCVAILIGLGYRHLSMNGRSVARVKYLLRHIDFEDAQTLARRSLEAQMATEVRHQVAAFMERRGMGGLIRGGL