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3.A.1.1.27
Maltose/Maltotriose/maltodextrin (up to 7 glucose units) transporters MalXFGK (MsmK (3.A.1.1.28) can probably substitute for MalK; Webb et al., 2008).

Accession Number:Q8DT27
Protein Name:MalF
Length:453
Molecular Weight:50636.00
Species:Streptococcus mutans [1309]
Number of TMSs:8
Location1 / Topology2 / Orientation3: Membrane1 / Multi-pass membrane protein2
Substrate Maltose, Maltotriose, Maltotetraose, Trehalose

Cross database links:

HEGENOM: HBG739365
RefSeq: NP_721908.1   
Entrez Gene ID: 1028615   
Pfam: PF00528   
BioCyc: SMUT210007:SMU_1569-MONOMER   
KEGG: smu:SMU.1569   

Gene Ontology

GO:0016021 C:integral to membrane
GO:0005886 C:plasma membrane
GO:0005215 F:transporter activity
GO:0006810 P:transport

References (1)

[1] “Genome sequence of Streptococcus mutans UA159, a cariogenic dental pathogen.”  Ajdic D.J.et.al.   12397186

External Searches:

  • Search: DB with
  • BLAST ExPASy (Swiss Institute of Bioinformatics (SIB) BLAST)
  • CDD Search (Conserved Domain Database)
  • Search COGs (Clusters of Orthologous Groups of proteins)
  • 2° Structure (Network Protein Sequence Analysis)

Analyze:

Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MIQSSSHDQL SVLETFKKGG IDIKLSFVIM GFANLMNKQF IKGLLFLLSE IAFLIAFVTQ 
61:	VIPAFSGLLT LGTKTQGMQE KIVDGVKLQV AVEGDNSMLM LIFGLASLIF CLVFAYIYWC 
121:	NLKSARNLYM LKKEGRHIPS FKEDFMTLAN GRFHMTLMFI PLIGVLLFTI LPLVYMICLA 
181:	FTNYDHNHLP PKSLFDWVGL ANFGNVLNGR MAGTFFPVLS WTLIWAVFAT VTNFLFGVIL 
241:	ALIINAKGLK LKKMWRTIFV ITIAVPQFIS LLLMRNFLND QGPLNAFLEK IGLISHSLPF 
301:	LSDPTWAKFS IIFVNMWVGI PFTMLVATGI IMNLPSEQIE AAEIDGASKF QIFKSITFPQ 
361:	ILLIMMPSLI QQFIGNINNF NVIYLLTGGG PTNSQFYQAG STDLLVTWLY KLTMNAADYN 
421:	LASVIGIFIF AISAIFSLLA YTHTASYKEG AVK