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2.A.37.1.2
Glutathione-regulated K+ efflux protein B, KefB; regulated by ancillary protein KefG (YheR)

Accession Number:P45522
Protein Name:Glutathione-regulated potassium-efflux system protein kefB
Length:601
Molecular Weight:66411.00
Species:Escherichia coli (strain K12) [83333]
Number of TMSs:13
Location1 / Topology2 / Orientation3: Cell inner membrane1 / Multi-pass membrane protein2
Substrate potassium(1+)

Cross database links:

RefSeq: AP_004439.1    NP_417809.1   
Entrez Gene ID: 947858   
Pfam: PF00999    PF02254   
BioCyc: EcoCyc:KEFB-MONOMER    ECOL168927:B3350-MONOMER   
KEGG: ecj:JW3313    eco:b3350   

Gene Ontology

GO:0016021 C:integral to membrane
GO:0005886 C:plasma membrane
GO:0005488 F:binding
GO:0003824 F:catalytic activity
GO:0015503 F:glutathione-regulated potassium exporter ac...
GO:0015299 F:solute:hydrogen antiporter activity
GO:0008152 P:metabolic process
GO:0006813 P:potassium ion transport
GO:0055085 P:transmembrane transport

References (4)

[1] “The complete genome sequence of Escherichia coli K-12.”  Blattner F.R.et.al.   9278503
[2] “Highly accurate genome sequences of Escherichia coli K-12 strains MG1655 and W3110.”  Hayashi K.et.al.   16738553
[3] “Evidence for multiple K+ export systems in Escherichia coli.”  Bakker E.P.et.al.   3301813
[4] “Global topology analysis of the Escherichia coli inner membrane proteome.”  Daley D.O.et.al.   15919996

External Searches:

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Predict TMSs (Predict number of transmembrane segments)
Window Size: Angle:  
FASTA formatted sequence 
1:	MEGSDFLLAG VLFLFAAVAA VPLASRLGIG AVLGYLLAGI AIGPWGLGFI SDVDEILHFS 
61:	ELGVVFLMFI IGLELNPSKL WQLRRSIFGV GAAQVLLSAA LLAGLLMLTD FAWQAAVVGG 
121:	IGLAMSSTAM ALQLMREKGM NRSESGQLGF SVLLFQDLAV IPALALVPLL AGSADEHFDW 
181:	MKVGMKVLAF VGMLIGGRYL LRPVFRFIAA SGVREVFTAA TLLLVLGSAL FMDALGLSMA 
241:	LGTFIAGVLL AESEYRHELE TAIDPFKGLL LGLFFISVGM SLNLGVLYTH LLWVVISVVV 
301:	LVAVKILVLY LLARLYGVRS SERMQFAGVL SQGGEFAFVL FSTASSQRLF QGDQMALLLV 
361:	TVTLSMMTTP LLMKLVDKWL SRQFNGPEEE DEKPWVNDDK PQVIVVGFGR FGQVIGRLLM 
421:	ANKMRITVLE RDISAVNLMR KYGYKVYYGD ATQVDLLRSA GAEAAESIVI TCNEPEDTMK 
481:	LVEICQQHFP HLHILARARG RVEAHELLQA GVTQFSRETF SSALELGRKT LVTLGMHPHQ 
541:	AQRAQLHFRR LDMRMLRELI PMHADTVQIS RAREARRELE EIFQREMQQE RRQLDGWDEF 
601:	E