Identification
Name:Peptide transport system permease protein sapB
Synonyms:Not Available
Gene Name:sapB
Enzyme Class:Not Available
Biological Properties
General Function:Involved in transporter activity
Specific Function:Involved in a peptide intake transport system that plays a role in the resistance to antimicrobial peptides
Cellular Location:Cell inner membrane; Multi-pass membrane protein
SMPDB Pathways:Not Available
KEGG Pathways:
  • Cationic antimicrobial peptide (CAMP) resistance eco01503
Transports:
Transport References:
  • Uniprot Consortium (2012). "Reorganizing the protein space at the Universal Protein Resource (UniProt)." Nucleic Acids Res 40:D71-D75. Pubmed: 22102590
Metabolites:
ECMDB IDNameView
ECMDB00078CysteinylglycineMetaboCard
ECMDB03459D-Alanyl-D-alanineMetaboCard
ECMDB00125GlutathioneMetaboCard
ECMDB00745HomocarnosineMetaboCard
ECMDB20573L-Ala-D-Glu-meso-A2pmMetaboCard
ECMDB00099L-CystathionineMetaboCard
GO Classification:
Component
cell part
membrane
Function
transporter activity
Process
establishment of localization
transport
Gene Properties
Blattner:b1293
Gene OrientationCounterclockwise
Centisome Percentage:29.15
Left Sequence End1352529
Right Sequence End1353494
Gene Sequence:
>966 bp
ATGGGCAAAGCAGTCATTGCAATTCATGGTGGCGCAGGTGCAATTAGCCGCGCGCAGATG
AGTCTGCAACAGGAATTACGCTACATCGAGGCGTTGTCTGCCATTGTTGAAACCGGGCAG
AAAATGCTGGAAGCGGGCGAAAGTGCGCTGGATGTGGTGACGGAAGCGGTGCGTCTGCTG
GAAGAGTGTCCACTGTTTAACGCCGGAATTGGCGCTGTCTTTACGCGTGATGAAACCCAT
GAACTGGACGCCTGTGTGATGGATGGTAACACCCTGAAAGCCGGTGCGGTGGCGGGCGTT
AGTCATCTGCGTAATCCGGTTCTTGCCGCCCGGCTGGTGATGGAGCAAAGCCCGCATGTG
ATGATGATTGGCGAAGGGGCAGAAAATTTTGCGTTTGCTCGTGGCATGGAGCGCGTCTCG
CCGGAGATTTTCTCCACGTCTTTGCGTTATGAACAACTACTGGCAGCGCGCAAGGAAGGG
GCAACCGTCCTCGACCATAGCGGTGCGCCACTGGATGAAAAACAGAAAATGGGCACCGTG
GGGGCCGTGGCGTTGGATTTAGACGGCAATTTGGCGGCAGCCACGTCCACAGGCGGAATG
ACCAATAAATTACCCGGACGAGTTGGCGATAGTCCCTTAGTGGGTGCCGGATGCTACGCC
AATAACGCCAGTGTGGCGGTTTCTTGTACCGGCACGGGCGAAGTCTTCATCCGCGCGCTG
GCGGCATATGACATCGCCGCGTTAATGGATTACGGCGGATTAAGTCTCGCGGAAGCCTGC
GAGCGGGTAGTAATGGAAAAACTCCCTGCGCTTGGCGGTAGCGGTGGCTTAATCGCTATC
GACCATGAAGGGAATGTCGCGCTACCGTTTAACACCGAAGGAATGTATCGCGCCTGGGGC
TACGCAGGCGATACGCCAACCACCGGTATCTACCGTGAAAAAGGGGACACCGTTGCCACA
CAGTGA
Protein Properties
Pfam Domain Function:
Protein Residues:321
Protein Molecular Weight:36038
Protein Theoretical pI:9
Signaling Regions:
  • None
Transmembrane Regions:
  • 9-29
  • 81-101
  • 113-133
  • 175-195
  • 249-269
  • 281-301
Protein Sequence:
>Peptide transport system permease protein sapB
MIIFTLRRILLLIVTLFLLTFVGFSLSYFTPHAPLQGASLWNAWVFWFNGLIHWDFGVSS
INGQPIAEQLKEVFPATMELCILAFGFALIVGIPVGMIAGITRHKWQDNLINAIALLGFS
IPVFWLALLLTLFCSLTLGWLPVSGRFDLLYEVKPITGFALIDAWLSDSPWRDEMIMSAI
RHMILPVITLSVAPTTEVIRLMRISTIEVYDQNYVKAAATRGLSRFTILRRHVLHNALPP
VIPRLGLQFSTMLTLAMITEMVFSWPGLGRWLINAIRQQDYAAISAGVMVCGSLVIIVNV
ISDILGAMANPLKHKEWYALR
References
External Links:
ResourceLink
Uniprot ID:P0AGH3
Uniprot Name:SAPB_ECOLI
GenBank Gene ID:AP009048
Genebank Protein ID:4062400
Ecogene ID:EG20255
Ecocyc:EG20255
ColiBase:b1293
Kegg Gene:b1293
EchoBASE ID:EB4156
CCDB:SAPB_ECOLI
BacMap:16129254
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
  • 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