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eptA

Gene
eptA
Protein
Phosphoethanolamine transferase EptA
Organism
Escherichia coli O157:H7
Length
547 amino acids
Function
There are several lipid A forms in this strain, including a phosphoethanolamine (1-O-P-pEtN) form; overexpression of this gene leads to higher levels of the 1-O-P-pEtN form of lipid A.
Similarity
Belongs to the phosphoethanolamine transferase family. EptA subfamily.
Mass
61.766 kDa
Sequence
MLKRLLKRPSLNLLAWLLLAAFYISICLNIAFFKQVLQALPLDSLHNVLVFLSMPVVAFSVINIVLTLSSFLWLNRPLACLFILVGAAAQYFIMTYGIVIDRSMIANIIDTTPAESYALMTPQMLLTLGFSGVLAALIACWIKIKPATSRLRSVLFRGANILVSVLLILLVAALFYKDYASLFRNNKELVKSLSPSNSIVASWSWYSHQRLANLPLVRIGEDAHRNPLMQNEKRKNLTILIVGETSRAENFSLNGYPRETNPRLAKDNVVYFPNTASCGTATAVSVPCMFSDMPREHYKEELAQHQEGVLDIIQRAGINVLWNDNDGGCKGACDRVPHQNVTALNLPDQCINGECYDEVLFHGLEEYINNLQGDGVIVLHTIGSHRPTYYNRYPPQFRKFTPTCDTNEIQTCTKEQLVNTYDNTLVYVDYIVDKAINLLKEHQDKFTTSLVYLSDHGESLGENGIYLHGLPYAIAPDSQKQVPMLLWLSEDYQKRYQVDQNCLQKQAQTQHYSQDNLFSTLLGLTGVETKYYQAADDILQTCRRVSE

Gene
eptA
Protein
Phosphoethanolamine transferase EptA
Organism
Escherichia coli (strain K12)
Length
547 amino acids
Function
Catalyzes the addition of a phosphoethanolamine moiety to the lipid A. The phosphoethanolamine modification is required for resistance to polymyxin.
Similarity
Belongs to the phosphoethanolamine transferase family. EptA subfamily.
Mass
61.667 kDa
Sequence
MLKRLLKRPSLNLLAWLLLAAFYISICLNIAFFKQVLQALPLDSLHNVLVFLSMPVVAFSVINIVLTLSSFLWLNRPLACLFILVGAAAQYFIMTYGIVIDRSMIANIIDTTPAESYALMTPQMLLTLGFSGVLAALIACWIKIKPATSRLRSVLFRGANILVSVLLILLVAALFYKDYASLFRNNKELVKSLSPSNSIVASWSWYSHQRLANLPLVRIGEDAHRNPLMQNEKRKNLTILIVGETSRAENFSLNGYPRETNPRLAKDNVVYFPNTASCGTATAVSVPCMFSDMPREHYKEELAQHQEGVLDIIQRAGINVLWNDNDGGCKGACDRVPHQNVTALNLPDQCINGECYDEVLFHGLEEYINNLQGDGVIVLHTIGSHGPTYYNRYPPQFRKFTPTCDTNEIQTCTKEQLVNTYDNTLVYVDYIVDKAINLLKEHQDKFTTSLVYLSDHGESLGENGIYLHGLPYAIAPDSQKQVPMLLWLSEDYQKRYQVDQNCLQKQAQTQHYSQDNLFSTLLGLTGVETKYYQAADDILQTCRRVSE

Gene
eptA
Protein
Phosphoethanolamine transferase EptA
Organism
Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)
Length
547 amino acids
Function
Catalyzes the addition of a phosphoethanolamine moiety to the lipid A. The phosphoethanolamine modification is required for resistance to polymyxin.
Similarity
Belongs to the phosphoethanolamine transferase family. EptA subfamily.
Mass
61.619 kDa
Sequence
MLKRFLKRPVLGQIAWLLLFSFYIAVCLNIAFYKQVLQDLPLNSLRNVLVFISMPVVAFSVVNSVLTLASFIWLNRLLACVFILVGAAAQYFILTYGIIIDRSMIANMMDTTPAETFALMTPQMVLTLGLSGVLAAVIAFWVKIRPATPRLRSGLYRLASVLISILLVILVAAFFYKDYASLFRNNKQLIKALSPSNSIVASWSWYSHQRLANLPLVRIGEDAHRNPLMLKGDRKNLTILIVGETSRGDDFSLGGYPRDTNPRLAKDDVIYFPHTTSCGTATAISVPCMFSDMPRKHYDEELAHHQEGLLDIIQRAGINVLWNDNDGGCKGACDRVPHQNVTELNLPGQCIDGECYDEVLFHGLEDYIDHLKGDGVIVLHTIGSHGPTYYNRYPPQFKKFTPTCDTNEIQNCSQEQLINTYDNTVLYVDYIVDKAINLLKSHQDKFTTSLVYLSDHGESLGENGVYLHGLPYSIAPDTQKHVPMLIWLSKDYQQRYQVDQACLQKRASTLDYSQDNLFSTMLGLTGVQTTYYQAADDILQPCRRLSE

Gene
eptA
Protein
Phosphoethanolamine transferase EptA
Organism
Helicobacter pylori (strain ATCC 700392 / 26695)
Length
521 amino acids
Function
Probably catalyzes the addition of a phosphoethanolamine moiety to the dephosphorylated 1-position of the disaccharide backbone of lipid A. Lipid A that is 1-phosphorylated is not a substrate for this enzyme.
Similarity
Belongs to the phosphoethanolamine transferase family. EptA subfamily.
Mass
58.859 kDa
Sequence
MASLFHLRFLKPLSCLQAGLLYSLIFGVLYHFPLFVYVYKESNQVSFIAMMVVVLFCVNGALFLALGLISASLMRWSAIVFSLLNSVAFYFISAYKVFLNKSMMGNVLNTNTHEVLGFLSVKLFVFIVVFGVLPGYVIYKIPLKNSSKKAPFLAILALVFIFIASALANTKNWLWFDKHAKFIGGLILPFAYSVNAFRVSALKFFAPTIKPLPLFSPNHSHSFVVLVIGESARKHNYALYGYQKPTTPRLSKRLADNELTLFNATSCATYTTASLECILDSSFKNNAYENLPTYLTKAGIKVFWYSANDGEKNVKVTSYLKNYELIQKCPNCEAIAPYDESLLYNLPDLLKEHSNENVLLILHLAGSHGPNYDNKVPLNFRVFKPYCSSADLSSCSKESLINAYDNTIFYNDYLLDKIISMLENAKQPALMIYLSDHGESLGEEAFYLHGIPKSIAPKEQYEIPFIVYANEPFKEKHSIIQTQTPINQNVIFHSVLGVFLDFKNPSVVYRPSLDLLKHKKE