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3.A.1.11.2
Putrescine porter (Igarashi and Kashiwagi 1996).

Accession Number:P31134
Protein Name:PotG aka B0855
Length:377
Molecular Weight:41931.00
Species:Escherichia coli [83333]
Location1 / Topology2 / Orientation3: Cell inner membrane1 / Peripheral membrane protein2
Substrate putrescine

Cross database links:

DIP: DIP-10532N
RefSeq: AP_001486.1    NP_415376.4   
Entrez Gene ID: 945476   
Pfam: PF00005    PF08402   
BioCyc: EcoCyc:POTG-MONOMER    ECOL168927:B0855-MONOMER   
KEGG: ecj:JW5818    eco:b0855   

Gene Ontology

GO:0005886 C:plasma membrane
GO:0015594 F:putrescine-importing ATPase activity
GO:0015847 P:putrescine transport

References (4)

[1] “Characteristics of the operon for a putrescine transport system that maps at 19 minutes on the Escherichia coli chromosome.”  Pistocchi R.et.al.   8416922
[2] “A 718-kb DNA sequence of the Escherichia coli K-12 genome corresponding to the 12.7-28.0 min region on the linkage map.”  Oshima T.et.al.   8905232
[3] “The complete genome sequence of Escherichia coli K-12.”  Blattner F.R.et.al.   9278503
[4] “Highly accurate genome sequences of Escherichia coli K-12 strains MG1655 and W3110.”  Hayashi K.et.al.   16738553

External Searches:

Analyze:

Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MNDAIPRPQA KTRKALTPLL EIRNLTKSYD GQHAVDDVSL TIYKGEIFAL LGASGCGKST 
61:	LLRMLAGFEQ PSAGQIMLDG VDLSQVPPYL RPINMMFQSY ALFPHMTVEQ NIAFGLKQDK 
121:	LPKAEIASRV NEMLGLVHMQ EFAKRKPHQL SGGQRQRVAL ARSLAKRPKL LLLDEPMGAL 
181:	DKKLRDRMQL EVVDILERVG VTCVMVTHDQ EEAMTMAGRI AIMNRGKFVQ IGEPEEIYEH 
241:	PTTRYSAEFI GSVNVFEGVL KERQEDGLVL DSPGLVHPLK VDADASVVDN VPVHVALRPE 
301:	KIMLCEEPPA NGCNFAVGEV IHIAYLGDLS VYHVRLKSGQ MISAQLQNAH RHRKGLPTWG 
361:	DEVRLCWEVD SCVVLTV