RegulonDB RegulonDB 10.8: Gene Form
   

xapB gene in Escherichia coli K-12 genome


Gene local context to scale (view description)

xapB xapR xapA terminator xapBp3 xapBp3 xapBp2 xapBp2 xapBp xapBp xapRp2 xapRp2 xapRp1 xapRp1

Gene      
Name: xapB    Texpresso search in the literature
Synonym(s): ECK2400, EG13159, b2406
Genome position(nucleotides): 2522729 <-- 2523985 Genome Browser
Strand: reverse
Sequence: Get nucleotide sequence FastaFormat
GC content %:  
48.05
External database links:  
ASAP:
ABE-0007925
ECHOBASE:
EB2951
OU-MICROARRAY:
b2406
PortEco:
xapB
STRING:
511145.b2406
COLOMBOS: xapB


Shine dalgarno      
Sequence: aatgatgcgaCAAGGAaacgatTAT


Product      
Name: xanthosine:H+ symporter XapB
Synonym(s): XapB, XapB xanthosine MFS transporter
Sequence: Get amino acid sequence Fasta Format
Cellular location: inner membrane
Molecular weight: 46.14
Isoelectric point: 8.551
Motif(s):
 
Type Positions Sequence
63 -> 80 DKWLRAERAYMLCHLVCA
293 -> 299 LRFGFFA
42 -> 62 MVYSSKGIAAIIMPGIMGIIA
92 -> 112 PDMMFWVMLVNAMAFMPTIAL
255 -> 275 ILLSVSQMAEVGFILTIPFFL

 

Classification:
Multifun Terms (GenProtEC)  
  1 - metabolism --> 1.1 - carbon utilization --> 1.1.1 - carbon compounds
  4 - transport --> 4.2 - Electrochemical potential driven transporters --> 4.2.A - Porters (Uni-, Sym- and Antiporters)
  6 - cell structure --> 6.1 - membrane
Gene Ontology Terms (GO)  
cellular_component GO:0016020 - membrane
GO:0005886 - plasma membrane
GO:0005887 - integral component of plasma membrane
GO:0016021 - integral component of membrane
molecular_function GO:0022857 - transmembrane transporter activity
GO:0005337 - nucleoside transmembrane transporter activity
GO:0015553 - xanthosine transmembrane transporter activity
GO:0015213 - uridine transmembrane transporter activity
GO:0015212 - cytidine transmembrane transporter activity
biological_process GO:0055086 - nucleobase-containing small molecule metabolic process
GO:0015858 - nucleoside transport
GO:0055085 - transmembrane transport
GO:0015862 - uridine transport
GO:0071702 - organic substance transport
GO:0015863 - xanthosine transport
GO:1901642 - nucleoside transmembrane transport
GO:0015861 - cytidine transport
Note(s): Note(s): ...[more].
External database links:  
ECOCYC:
XAPB-MONOMER
ECOLIWIKI:
b2406
INTERPRO:
IPR036259
INTERPRO:
IPR020846
INTERPRO:
IPR004740
MODBASE:
P45562
PFAM:
PF03825
PRIDE:
P45562
PRODB:
PRO_000024229
PROSITE:
PS50850
REFSEQ:
NP_416901
SMR:
P45562
UNIPROT:
P45562


Operon      
Name: xapAB         
Operon arrangement:
Transcription unit        Promoter
xapB
xapB
xapB
xapAB


Transcriptional Regulation      
Display Regulation             
Activated by: XapR


RNA cis-regulatory element    
Attenuation: Translational


Elements in the selected gene context region unrelated to any object in RegulonDB      

  Type Name Post Left Post Right Strand Notes Evidence (Confirmed, Strong, Weak) References



RegulonDB