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2.A.63.1.1
Multicomponent K+:H+ antiporter, PhaABCDEFG. Can also transport Na+ (Yamaguchi et al., 2009).

Accession Number:Q52983
Protein Name:PhaF
Length:92
Molecular Weight:10144.00
Species:Rhizobium meliloti (Sinorhizobium meliloti) [382]
Number of TMSs:3
Location1 / Topology2 / Orientation3: Cell membrane1 / Multi-pass membrane protein2
Substrate sodium(1+), potassium(1+), hydron

Cross database links:

RefSeq: NP_387020.1   
Entrez Gene ID: 1234591   
Pfam: PF04066   
BioCyc: SMEL266834:SMC03183-MONOMER   
KEGG: sme:SMc03183   

Gene Ontology

GO:0016021 C:integral to membrane
GO:0005886 C:plasma membrane
GO:0015297 F:antiporter activity
GO:0015075 F:ion transmembrane transporter activity
GO:0006813 P:potassium ion transport
GO:0015992 P:proton transport

References (2)

[1] “The pha gene cluster of Rhizobium meliloti involved in pH adaptation and symbiosis encodes a novel type of K+ efflux system.”  Putnoky P.et.al.   9680201
[2] “Analysis of the chromosome sequence of the legume symbiont Sinorhizobium meliloti strain 1021.”  Capela D.et.al.   11481430

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Predict TMSs (Predict number of transmembrane segments)
Window Size: Angle:  
FASTA formatted sequence 
1:	MELAVVWSVL VAQTMLALAM AFALYRMARG PRAQDRILGL DTLYINAMLM LITFGIRTAN 
61:	TVYFETALII AVIGFASSIA LAKFLMRGEV IE