Identification
Name:Probable amino-acid metabolite efflux pump
Synonyms:Not Available
Gene Name:eamA
Enzyme Class:Not Available
Biological Properties
General Function:Carbohydrate transport and metabolism
Specific Function:May be an export pump for cysteine and other metabolites of the cysteine pathway (such as N-acetyl-L-serine (NAS) and O- acetyl-L-serine (OAS)), and for other amino acids and their metabolites
Cellular Location:Cell inner membrane; Multi-pass membrane protein
SMPDB Pathways:Not Available
KEGG Pathways:Not Available
Transports:
Transport References:
  • Orth, J. D., Conrad, T. M., Na, J., Lerman, J. A., Nam, H., Feist, A. M., Palsson, B. O. (2011). "A comprehensive genome-scale reconstruction of Escherichia coli metabolism--2011." Mol Syst Biol 7:535. Pubmed: 21988831
Metabolites:
ECMDB IDNameView
ECMDB00574L-CysteineMetaboCard
ECMDB03011O-AcetylserineMetaboCard
GO Classification:
Component
cell part
membrane
Gene Properties
Blattner:b1533
Gene OrientationCounterclockwise
Centisome Percentage:34.88
Left Sequence End1618262
Right Sequence End1619161
Gene Sequence:
>900 bp
ATGAAGCGTGAAGAAATCGCTGATCTGATGGCGTTTGTCGTCGTTGCAGAGGAGCGTAGC
TTCACTCGTGCAGCAGCCCGCCTGAGCATGGCGCAGTCAGCTTTAAGCCAGATAGTGCGT
CGTATAGAAGAACGATTGGGATTGCGGCTTCTGACGCGAACCACGCGCAGCGTTGTTCCA
ACTGAAGCGGGCGAGCATCTTTTGTCTGTTCTTGGCCCTATGTTGCATGACATAGATTCA
GCCATGGCATCCCTGAGCGATCTGCAGAACCGCCCATCCGGGACAATACGTATTACTACT
GTAGAACATGCAGCAAAAACGATATTGTTACCAGCAATGCGCACATTCCTGAAATCGCAT
CCTGAAATTGATATTCAGCTCACCATTGATTATGGTTTGACCGATGTCGTTTCTGAACGT
TTTGATGCAGGCGTCCGTCTGGGTGGGGAGATGGATAAAGATATGATCGCCATTCGAATC
GGGCCAGATATACCAATGGCTATTGTTGGCTCACCGGATTATTTTTCTCGCCGAAGTGTT
CCAACGTCAGTGTCACAATTAATAGATCATCAGGCAATTAATTTGTATCTTCCCACATCG
GGTACAGCAAATCGCTGGAGATTAATACGCGGTGGACGTGAAGTTCGTGTTCGCATGGAA
GGTCAGCTTTTACTGAATACGATAGACCTGATCATTGATGCTGCAATTGATGGGCATGGA
TTGGCGTATCTACCTTATGATCAGGTTGAGCGGGCTATTAAAGAAAAAAAACTGATACGT
GTTTTGGATAAATTCACACCAGATTTACCCGGTTATCACCTGTACTATCCACACCGTCGA
CATGCTGGCTCGGCATTCTCATTATTTATAGATAGGCTGAAGTATAAAGGTGCTGTTTAG
Protein Properties
Pfam Domain Function:
Protein Residues:299
Protein Molecular Weight:32324
Protein Theoretical pI:10
Signaling Regions:
  • None
Transmembrane Regions:
  • 7-27
  • 32-52
  • 60-80
  • 88-108
  • 117-137
  • 141-161
  • 176-196
  • 217-237
  • 244-264
  • 269-289
Protein Sequence:
>Probable amino-acid metabolite efflux pump
MSRKDGVLALLVVVVWGLNFVVIKVGLHNMPPLMLAGLRFMLVAFPAIFFVARPKVPLNL
LLGYGLTISFAQFAFLFCAINFGMPAGLASLVLQAQAFFTIMLGAFTFGERLHGKQLAGI
ALAIFGVLVLIEDSLNGQHVAMLGFMLTLAAAFSWACGNIFNKKIMSHSTRPAVMSLVIW
SALIPIIPFFVASLILDGSATMIHSLVTIDMTTILSLMYLAFVATIVGYGIWGTLLGRYE
TWRVAPLSLLVPVVGLASAALLLDERLTGLQFLGAVLIMTGLYINVFGLRWRKAVKVGS
References
External Links:
ResourceLink
Uniprot ID:P31125
Uniprot Name:EAMA_ECOLI
GenBank Gene ID:AP009048
Genebank Protein ID:1742185
Ecogene ID:EG11639
Ecocyc:EG11639
ColiBase:b1533
Kegg Gene:b1533
EchoBASE ID:EB1594
CCDB:EAMA_ECOLI
BacMap:90111291
General Reference:
  • Aiba, H., Baba, T., Hayashi, K., Inada, T., Isono, K., Itoh, T., Kasai, H., Kashimoto, K., Kimura, S., Kitakawa, M., Kitagawa, M., Makino, K., Miki, T., Mizobuchi, K., Mori, H., Mori, T., Motomura, K., Nakade, S., Nakamura, Y., Nashimoto, H., Nishio, Y., Oshima, T., Saito, N., Sampei, G., Horiuchi, T., et, a. l. .. (1996). "A 570-kb DNA sequence of the Escherichia coli K-12 genome corresponding to the 28.0-40.1 min region on the linkage map." DNA Res 3:363-377. Pubmed: 9097039
  • Blattner, F. R., Plunkett, G. 3rd, Bloch, C. A., Perna, N. T., Burland, V., Riley, M., Collado-Vides, J., Glasner, J. D., Rode, C. K., Mayhew, G. F., Gregor, J., Davis, N. W., Kirkpatrick, H. A., Goeden, M. A., Rose, D. J., Mau, B., Shao, Y. (1997). "The complete genome sequence of Escherichia coli K-12." Science 277:1453-1462. Pubmed: 9278503
  • Cohen, S. P., Hachler, H., Levy, S. B. (1993). "Genetic and functional analysis of the multiple antibiotic resistance (mar) locus in Escherichia coli." J Bacteriol 175:1484-1492. Pubmed: 8383113
  • Daley, D. O., Rapp, M., Granseth, E., Melen, K., Drew, D., von Heijne, G. (2005). "Global topology analysis of the Escherichia coli inner membrane proteome." Science 308:1321-1323. Pubmed: 15919996
  • Dassler, T., Maier, T., Winterhalter, C., Bock, A. (2000). "Identification of a major facilitator protein from Escherichia coli involved in efflux of metabolites of the cysteine pathway." Mol Microbiol 36:1101-1112. Pubmed: 10844694
  • Hayashi, K., Morooka, N., Yamamoto, Y., Fujita, K., Isono, K., Choi, S., Ohtsubo, E., Baba, T., Wanner, B. L., Mori, H., Horiuchi, T. (2006). "Highly accurate genome sequences of Escherichia coli K-12 strains MG1655 and W3110." Mol Syst Biol 2:2006.0007. Pubmed: 16738553