Identification
Name:Branched-chain amino acid transport system 2 carrier protein
Synonyms:
  • LIV-II
Gene Name:brnQ
Enzyme Class:Not Available
Biological Properties
General Function:Involved in branched-chain aliphatic amino acid transmembrane transporter activity
Specific Function:Component of the LIV-II transport system for branched- chain amino acids. This LIV-II transport system may be H(+)- coupled
Cellular Location:Cell inner membrane; Multi-pass membrane protein
SMPDB Pathways:
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
ECMDB21225Hydrogen ionMetaboCard
ECMDB00172L-IsoleucineMetaboCard
ECMDB00687L-LeucineMetaboCard
ECMDB00883L-ValineMetaboCard
ECMDB02908SodiumMetaboCard
GO Classification:
Component
cell part
integral to membrane
intrinsic to membrane
membrane part
Function
active transmembrane transporter activity
amine transmembrane transporter activity
amino acid transmembrane transporter activity
branched-chain aliphatic amino acid transmembrane transporter activity
transmembrane transporter activity
transporter activity
Process
amine transport
amino acid transport
branched-chain aliphatic amino acid transport
establishment of localization
transport
Gene Properties
Blattner:b0401
Gene OrientationClockwise
Centisome Percentage:9.03
Left Sequence End418815
Right Sequence End420134
Gene Sequence:
>1320 bp
ATGACCCATCAATTAAGATCGCGCGATATCATCGCTCTGGGCTTTATGACATTTGCGTTG
TTCGTCGGCGCAGGTAACATTATTTTCCCTCCAATGGTCGGCTTACAGGCAGGCGAACAC
GTCTGGACTGCGGCATTCGGCTTCCTCATTACTGCCGTTGGCCTGCCGGTATTAACGGTA
GTGGCGCTGGCAAAAGTTGGCGGCGGTGTTGACAGCCTCAGCACGCCAATCGGTAAAGTC
GCTGGCGTACTGCTGGCAACGGTTTGTTACCTGGCGGTGGGGCCGCTTTTCGCTACGCCG
CGTACAGCTACCGTTTCCTTTGAAGTGGGGATTGCGCCGCTGACGGGTGATTCCGCGCTG
CCGCTGTTTATCTACAGCCTGGTCTATTTCGCTATCGTTATTCTGGTTTCGCTCTATCCG
GGCAAGCTGCTGGATACCGTGGGCAACTTCCTTGCGCCGCTGAAAATTATCGCGCTGGTC
ATCCTGTCTGTTGCCGCTATTGTCTGGCCGGCGGGTTCTATCAGCACGGCGACTGAGGCT
TATCAAAACGCTGCGTTTTCTAACGGCTTCGTTAACGGCTATCTGACCATGGATACGCTG
GGCGCAATGGTGTTTGGTATCGTTATTGTTAACGCGGCGCGTTCTCGTGGCGTTACCGAA
GCGCGTCTGCTGACCCGTTATACCGTCTGGGCTGGCCTGATGGCGGGTGTTGGTCTGACT
CTGCTGTACCTGGCGCTGTTCCGTCTGGGGTCAGACAGCGCGTCGCTGGTCGATCAGTCT
GCAAACGGCGCTGCTATTCTGCATGCTTACGTTCAGCACACCTTTGGCGGCGGCGGTAGC
TTCCTGCTGGCGGCGTTAATCTTCATCGCCTGCCTGGTAACGGCAGTTGGCCTGACCTGT
GCTTGTGCAGAATTCTTTGCCCAGTACGTACCGCTCTCTTATCGTACGCTGGTGTTTATC
CTCGGCGGCTTCTCGATGGTGGTTTCTAACCTCGGCTTAAGCCAGCTGATCCAGATCTCC
GTACCGGTGCTGACCGCTATTTATCCGCCGTGTATCGCACTGGTTGTATTAAGTTTTACA
CGCTCATGGTGGCATAATTCGTCCCGCGTGATTGCTCCGCCGATGTTTATCAGCCTGCTT
TTTGGTATTCTCGACGGGATCAAAGCATCTGCATTCAGCGATATCTTACCGTCCTGGGCG
CAGCGTTTACCGCTGGCCGAACAAGGTCTGGCGTGGTTAATGCCAACAGTGGTGATGGTG
GTTCTGGCCATTATCTGGGATCGCGCGGCAGGTCGTCAGGTGACCTCCAGCGCTCACTAA
Protein Properties
Pfam Domain Function:
Protein Residues:439
Protein Molecular Weight:46208
Protein Theoretical pI:8
Signaling Regions:
  • None
Transmembrane Regions:
  • 10-30
  • 46-66
  • 80-100
  • 119-139
  • 150-170
  • 190-210
  • 227-247
  • 278-298
  • 317-337
  • 339-359
  • 370-390
  • 405-425
Protein Sequence:
>Branched-chain amino acid transport system 2 carrier protein
MTHQLRSRDIIALGFMTFALFVGAGNIIFPPMVGLQAGEHVWTAAFGFLITAVGLPVLTV
VALAKVGGGVDSLSTPIGKVAGVLLATVCYLAVGPLFATPRTATVSFEVGIAPLTGDSAL
PLFIYSLVYFAIVILVSLYPGKLLDTVGNFLAPLKIIALVILSVAAIVWPAGSISTATEA
YQNAAFSNGFVNGYLTMDTLGAMVFGIVIVNAARSRGVTEARLLTRYTVWAGLMAGVGLT
LLYLALFRLGSDSASLVDQSANGAAILHAYVQHTFGGGGSFLLAALIFIACLVTAVGLTC
ACAEFFAQYVPLSYRTLVFILGGFSMVVSNLGLSQLIQISVPVLTAIYPPCIALVVLSFT
RSWWHNSSRVIAPPMFISLLFGILDGIKASAFSDILPSWAQRLPLAEQGLAWLMPTVVMV
VLAIIWDRAAGRQVTSSAH
References
External Links:
ResourceLink
Uniprot ID:P0AD99
Uniprot Name:BRNQ_ECOLI
GenBank Gene ID:AP009048
Genebank Protein ID:85674541
Ecogene ID:EG12168
Ecocyc:EG12168
ColiBase:b0401
Kegg Gene:b0401
EchoBASE ID:EB2087
CCDB:BRNQ_ECOLI
BacMap:16128386
General Reference:
  • 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
  • Borodovsky, M., Rudd, K. E., Koonin, E. V. (1994). "Intrinsic and extrinsic approaches for detecting genes in a bacterial genome." Nucleic Acids Res 22:4756-4767. Pubmed: 7984428
  • 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
  • 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
  • Makino, K., Shinagawa, H., Amemura, M., Nakata, A. (1986). "Nucleotide sequence of the phoR gene, a regulatory gene for the phosphate regulon of Escherichia coli." J Mol Biol 192:549-556. Pubmed: 3550103