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3.A.1.1.34
The arabinosaccharide transporter AraNPQMsmX. Transports α-1,5-arabinooligosaccharides, at least up to four L-arabinosyl units; the key transporter for α-1,5-arabinotriose and α-1,5-arabinotetraose, but not for α-1,5-arabinobiose which is transported by AraE. MsmX is also used by the MdxEFG-MsmX system (3.A.1.1.36) (Ferreira and Sá-Nogueira, 2010). Involved in the uptake of pectin oligosaccharides with either MsmX or YurJ as the ATPase (Ferreira et al. 2017).

Accession Number:P94528
Protein Name:Probable arabinose-binding protein
Length:433
Molecular Weight:48674.00
Species:Bacillus subtilis [1423]
Number of TMSs:2
Location1 / Topology2 / Orientation3: Cell membrane1 / Lipid-anchor2
Substrate arabinoside

Cross database links:

Entrez Gene ID: 937433   
Pfam: PF01547   
KEGG: bsu:BSU28750   

Gene Ontology

GO:0005886 C:plasma membrane
GO:0005215 F:transporter activity
GO:0008643 P:carbohydrate transport

References (5)

[1] “The Bacillus subtilis L-arabinose (ara) operon: nucleotide sequence, genetic organization and expression.”  Sa-Nogueira I.M.G.et.al.   9084180
[2] “The dnaB-pheA (256 degrees-240 degrees) region of the Bacillus subtilis chromosome containing genes responsible for stress responses, the utilization of plant cell walls and primary metabolism.”  Wipat A.et.al.   8969504
[3] “The complete genome sequence of the Gram-positive bacterium Bacillus subtilis.”  Kunst F.et.al.   9384377
[4] “From a consortium sequence to a unified sequence: the Bacillus subtilis 168 reference genome a decade later.”  Barbe V.et.al.   19383706
[5] “Mode of action of AraR, the key regulator of L-arabinose metabolism in Bacillus subtilis.”  Mota L.J.et.al.   10417639

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MKKMTVCFLV LMMLLTLVIA GCSAEKSSGK SGETELTFWT FNGLHEQFYV EMVKEWNKKY 
61:	PDRKIKLNTV VYPYGQMHDN LSISLIAGEG VPDIADVELA RFSNFLKGSD IPLADLTPLI 
121:	EKDRDKFVEA RLTLYSKNGK LYGLDTHVGT TVMFYNMDVM KKAGVNPDDI KTWDDYHKAG 
181:	QKVRKVTGKP MGTVETNDSA TFLSMISQQN SGYFDKNGKL ILNNDTNVKT LQYLKDMIND 
241:	KTMIPAPGGG HHSEEYYGFM NQGGAASVLM PIWYMGRFID YMPDLKGKIA IRPLPAWKEG 
301:	GDRSAGLGGT ATVVPKQSKH VELAKEFLAF AKGSEEGNKK LWSVLGFDPL RWDVWSSKEL 
361:	KEKNKYTDYF QNGTGIFSVL LDIKDEINPI YLHEDFAKAS DLVNRSVLFD ALKSQQKTPK 
421:	QALDRAAGEL KQK